Курсовая+пз

.gitignore

@@ -0,0 +1,16 @@
+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties
+.idea

app/.gitignore

@@ -0,0 +1 @@
+/build

app/build.gradle.kts

@@ -0,0 +1,98 @@
+plugins {
+    id("com.android.application")
+    id("org.jetbrains.kotlin.android")
+    id("com.google.devtools.ksp")
+    id("org.jetbrains.kotlin.plugin.serialization")
+}
+
+android {
+    namespace = "ru.ulstu.is.pmu"
+    compileSdk = 34
+
+    defaultConfig {
+        applicationId = "ru.ulstu.is.pmu"
+        minSdk = 24
+        targetSdk = 34
+        versionCode = 1
+        versionName = "1.0"
+
+        testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+        vectorDrawables {
+            useSupportLibrary = true
+        }
+    }
+
+    buildTypes {
+        release {
+            isMinifyEnabled = false
+            proguardFiles(
+                getDefaultProguardFile("proguard-android-optimize.txt"),
+                "proguard-rules.pro"
+            )
+        }
+    }
+    compileOptions {
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
+    }
+    kotlinOptions {
+        jvmTarget = "17"
+    }
+    buildFeatures {
+        compose = true
+    }
+    composeOptions {
+        kotlinCompilerExtensionVersion = "1.4.5"
+    }
+    packaging {
+        resources {
+            excludes += "/META-INF/{AL2.0,LGPL2.1}"
+        }
+    }
+}
+kotlin {
+    jvmToolchain(17)
+}
+
+dependencies {
+    // Core
+    implementation("androidx.core:core-ktx:1.9.0")
+    implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.6.2")
+
+    // UI
+    implementation("androidx.activity:activity-compose:1.7.2")
+    implementation(platform("androidx.compose:compose-bom:2023.03.00"))
+    implementation("androidx.navigation:navigation-compose:2.6.0")
+    implementation("androidx.compose.ui:ui")
+    implementation("androidx.compose.ui:ui-graphics")
+    implementation("androidx.compose.ui:ui-tooling-preview")
+    implementation("androidx.compose.material3:material3:1.1.2")
+    implementation("androidx.compose.material:material:1.4.3")
+    implementation ("com.itextpdf:itextpdf:5.5.13")
+
+
+    // Room
+    val roomVersion = "2.5.2"
+    implementation("androidx.room:room-runtime:$roomVersion")
+    annotationProcessor("androidx.room:room-compiler:$roomVersion")
+    ksp("androidx.room:room-compiler:$roomVersion")
+    implementation("androidx.room:room-ktx:$roomVersion")
+    implementation("androidx.room:room-paging:$roomVersion")
+
+    // retrofit
+    val retrofitVersion = "2.9.0"
+    implementation("com.squareup.retrofit2:retrofit:$retrofitVersion")
+    implementation("com.squareup.okhttp3:logging-interceptor:4.11.0")
+    implementation("androidx.paging:paging-compose:3.2.1")
+    implementation("org.jetbrains.kotlinx:kotlinx-serialization-json:1.5.1")
+    implementation("com.jakewharton.retrofit:retrofit2-kotlinx-serialization-converter:1.0.0")
+
+    // Tests
+    testImplementation("junit:junit:4.13.2")
+    androidTestImplementation("androidx.test.ext:junit:1.1.5")
+    androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
+    androidTestImplementation(platform("androidx.compose:compose-bom:2023.03.00"))
+    androidTestImplementation("androidx.compose.ui:ui-test-junit4")
+    debugImplementation("androidx.compose.ui:ui-tooling")
+    debugImplementation("androidx.compose.ui:ui-test-manifest")
+}

app/proguard-rules.pro

@@ -0,0 +1,21 @@
+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/ru/ulstu/is/pmu/ExampleInstrumentedTest.kt

@@ -0,0 +1,22 @@
+package ru.ulstu.`is`.pmu
+
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assert.*
+import org.junit.Test
+import org.junit.runner.RunWith
+
+/**
+ * Instrumented test, which will execute on an Android device.
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+@RunWith(AndroidJUnit4::class)
+class ExampleInstrumentedTest {
+    @Test
+    fun useAppContext() {
+        // Context of the app under test.
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+        assertEquals("ru.ulstu.is.pmu", appContext.packageName)
+    }
+}

app/src/main/AndroidManifest.xml

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools">
+
+    <uses-permission android:name="android.permission.INTERNET" />
+
+    <application
+        android:name=".StudentApplication"
+        android:allowBackup="true"
+        android:dataExtractionRules="@xml/data_extraction_rules"
+        android:fullBackupContent="@xml/backup_rules"
+        android:icon="@mipmap/ic_launcher"
+        android:label="@string/app_name"
+        android:roundIcon="@mipmap/ic_launcher_round"
+        android:supportsRtl="true"
+        android:theme="@style/Theme.Pmudemo"
+        tools:targetApi="31"
+        android:networkSecurityConfig="@xml/network_security_config">
+        <activity
+            android:name=".MainComposeActivity"
+            android:exported="true"
+            android:theme="@style/Theme.Pmudemo">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
+
+</manifest>

app/src/main/java/ru/ulstu/is/pmu/MainComposeActivity.kt

@@ -0,0 +1,24 @@
+package ru.ulstu.`is`.pmu
+
+import android.os.Bundle
+import androidx.activity.ComponentActivity
+import androidx.activity.compose.setContent
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.ui.Modifier
+import ru.ulstu.`is`.pmu.ui.navigation.MainNavbar
+
+class MainComposeActivity : ComponentActivity() {
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+        setContent {
+            Surface(
+                modifier = Modifier.fillMaxSize(),
+                color = MaterialTheme.colorScheme.background
+            ) {
+                MainNavbar()
+            }
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/StudentApplication.kt

@@ -0,0 +1,14 @@
+package ru.ulstu.`is`.pmu
+
+import android.app.Application
+import ru.ulstu.`is`.pmu.common.AppContainer
+import ru.ulstu.`is`.pmu.common.AppDataContainer
+
+class StudentApplication : Application() {
+    lateinit var container: AppContainer
+
+    override fun onCreate() {
+        super.onCreate()
+        container = AppDataContainer(this)
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/api/ApiStatus.kt

@@ -0,0 +1,3 @@
+package ru.ulstu.`is`.pmu.api
+
+enum class ApiStatus { LOADING, ERROR, DONE }

app/src/main/java/ru/ulstu/is/pmu/api/MyServerService.kt

@@ -0,0 +1,94 @@
+package ru.ulstu.`is`.pmu.api
+
+import com.jakewharton.retrofit2.converter.kotlinx.serialization.asConverterFactory
+import kotlinx.serialization.json.Json
+import okhttp3.Interceptor.*
+import okhttp3.MediaType.Companion.toMediaType
+import okhttp3.OkHttpClient
+import okhttp3.logging.HttpLoggingInterceptor
+import retrofit2.Retrofit
+import retrofit2.http.Body
+import retrofit2.http.DELETE
+import retrofit2.http.GET
+import retrofit2.http.POST
+import retrofit2.http.PUT
+import retrofit2.http.Path
+import retrofit2.http.Query
+import ru.ulstu.`is`.pmu.api.model.UserRemote
+import ru.ulstu.`is`.pmu.api.model.PetRemote
+import ru.ulstu.`is`.pmu.api.report.ReportRemote
+
+
+interface MyServerService {
+
+    @GET("report")
+    suspend fun getReportInfo(
+        @Query("fromDate") fromDate: String,
+        @Query("toDate") toDate: String
+    ): List<ReportRemote>
+
+    @GET("users")
+    suspend fun getUsers(): List<UserRemote>
+
+    @GET("users/{id}")
+    suspend fun getUser(
+        @Path("id") id: Int,
+    ): UserRemote
+
+    @GET("users")
+    suspend fun getUsers(
+        @Query("_page") page: Int,
+        @Query("_limit") limit: Int,
+    ): List<UserRemote>
+
+    @GET("pets")
+    suspend fun getPets(
+        @Query("_page") page: Int,
+        @Query("_limit") limit: Int,
+    ): List<PetRemote>
+
+    @GET("pets/{id}")
+    suspend fun getPet(
+        @Path("id") id: Int,
+    ): PetRemote
+
+    @POST("pets")
+    suspend fun createPet(
+        @Body pet: PetRemote,
+    ): PetRemote
+
+    @PUT("pets/{id}")
+    suspend fun updatePet(
+        @Path("id") id: Int,
+        @Body pet: PetRemote,
+    ): PetRemote
+
+    @DELETE("pets/{id}")
+    suspend fun deletePet(
+        @Path("id") id: Int,
+    ): PetRemote
+
+    companion object {
+        private const val BASE_URL = "http://10.0.2.2:8079/"
+
+        @Volatile
+        private var INSTANCE: MyServerService? = null
+
+        fun getInstance(): MyServerService {
+            return INSTANCE ?: synchronized(this) {
+                val logger = HttpLoggingInterceptor()
+                logger.level = HttpLoggingInterceptor.Level.BASIC
+                val client = OkHttpClient.Builder()
+                    .addInterceptor(logger)
+                    .build()
+                return Retrofit.Builder()
+                    .baseUrl(BASE_URL)
+                    .client(client)
+                    .addConverterFactory(Json.asConverterFactory("application/json".toMediaType()))
+                    .build()
+                    .create(MyServerService::class.java)
+                    .also { INSTANCE = it }
+            }
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/api/model/PetRemote.kt

@@ -0,0 +1,32 @@
+package ru.ulstu.`is`.pmu.api.model
+
+import kotlinx.serialization.Serializable
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+@Serializable
+data class PetRemote(
+    val id: Int = 0,
+    val name: String = "",
+    val note: String = "",
+    val birthday: String = "",
+    val userId: Int=0,
+    val imageResourceId: Int=0
+)
+
+fun PetRemote.toPet(): Pet = Pet(
+    id,
+    name,
+    note,
+    birthday,
+    userId,
+    imageResourceId
+)
+
+fun Pet.toPetRemote(): PetRemote = PetRemote(
+    uid,
+    name,
+    note,
+    birthday,
+    userId,
+    imageResourceId
+)

app/src/main/java/ru/ulstu/is/pmu/api/model/UserRemote.kt

@@ -0,0 +1,19 @@
+package ru.ulstu.`is`.pmu.api.model
+
+import kotlinx.serialization.Serializable
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+@Serializable
+data class UserRemote(
+    val id: Int = 0,
+    val login: String,
+    val nameFirst: String,
+    val nameLast: String
+)
+
+fun UserRemote.toUser(): User = User(
+    id,
+    login,
+    nameFirst,
+    nameLast
+)

app/src/main/java/ru/ulstu/is/pmu/api/pet/PetRemoteMediator.kt

@@ -0,0 +1,111 @@
+package ru.ulstu.`is`.pmu.api.pet
+
+import androidx.paging.ExperimentalPagingApi
+import androidx.paging.LoadType
+import androidx.paging.PagingState
+import androidx.paging.RemoteMediator
+import androidx.room.withTransaction
+import retrofit2.HttpException
+import ru.ulstu.`is`.pmu.api.MyServerService
+import ru.ulstu.`is`.pmu.api.model.toPet
+import ru.ulstu.`is`.pmu.api.user.RestUserRepository
+import ru.ulstu.`is`.pmu.database.AppDatabase
+import ru.ulstu.`is`.pmu.database.pet.repository.OfflinePetRepository
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeyType
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+import ru.ulstu.`is`.pmu.database.remotekeys.repository.OfflineRemoteKeyRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+import java.io.IOException
+
+@OptIn(ExperimentalPagingApi::class)
+class PetRemoteMediator(
+    private val service: MyServerService,
+    private val dbPetRepository: OfflinePetRepository,
+    private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
+    private val userRestRepository: RestUserRepository,
+    private val database: AppDatabase
+) : RemoteMediator<Int, Pet>() {
+
+    override suspend fun initialize(): InitializeAction {
+        return InitializeAction.LAUNCH_INITIAL_REFRESH
+    }
+
+    override suspend fun load(
+        loadType: LoadType,
+        state: PagingState<Int, Pet>
+    ): MediatorResult {
+        val page = when (loadType) {
+            LoadType.REFRESH -> {
+                val remoteKeys = getRemoteKeyClosestToCurrentPosition(state)
+                remoteKeys?.nextKey?.minus(1) ?: 1
+            }
+
+            LoadType.PREPEND -> {
+                val remoteKeys = getRemoteKeyForFirstItem(state)
+                remoteKeys?.prevKey
+                    ?: return MediatorResult.Success(endOfPaginationReached = remoteKeys != null)
+            }
+
+            LoadType.APPEND -> {
+                val remoteKeys = getRemoteKeyForLastItem(state)
+                remoteKeys?.nextKey
+                    ?: return MediatorResult.Success(endOfPaginationReached = remoteKeys != null)
+            }
+        }
+
+        try {
+            val pets = service.getPets(page, state.config.pageSize).map { it.toPet() }
+            val endOfPaginationReached = pets.isEmpty()
+            database.withTransaction {
+                if (loadType == LoadType.REFRESH) {
+                    dbRemoteKeyRepository.deleteRemoteKey(RemoteKeyType.PET)
+                    dbPetRepository.clearPets()
+                }
+                val prevKey = if (page == 1) null else page - 1
+                val nextKey = if (endOfPaginationReached) null else page + 1
+                val keys = pets.map {
+                    RemoteKeys(
+                        entityId = it.uid,
+                        type = RemoteKeyType.PET,
+                        prevKey = prevKey,
+                        nextKey = nextKey
+                    )
+                }
+                userRestRepository.getAllInList()
+                dbRemoteKeyRepository.createRemoteKeys(keys)
+                dbPetRepository.insertPets(pets)
+            }
+            return MediatorResult.Success(endOfPaginationReached = endOfPaginationReached)
+        } catch (exception: IOException) {
+            return MediatorResult.Error(exception)
+        } catch (exception: HttpException) {
+            return MediatorResult.Error(exception)
+        }
+    }
+
+    private suspend fun getRemoteKeyForLastItem(state: PagingState<Int, Pet>): RemoteKeys? {
+        return state.pages.lastOrNull { it.data.isNotEmpty() }?.data?.lastOrNull()
+            ?.let { pet ->
+                dbRemoteKeyRepository.getAllRemoteKeys(pet.uid, RemoteKeyType.PET)
+            }
+    }
+
+    private suspend fun getRemoteKeyForFirstItem(state: PagingState<Int, Pet>): RemoteKeys? {
+        return state.pages.firstOrNull { it.data.isNotEmpty() }?.data?.firstOrNull()
+            ?.let { pet ->
+                dbRemoteKeyRepository.getAllRemoteKeys(pet.uid, RemoteKeyType.PET)
+            }
+    }
+
+    private suspend fun getRemoteKeyClosestToCurrentPosition(
+        state: PagingState<Int, Pet>
+    ): RemoteKeys? {
+        return state.anchorPosition?.let { position ->
+            state.closestItemToPosition(position)?.uid?.let { petUid ->
+                dbRemoteKeyRepository.getAllRemoteKeys(petUid, RemoteKeyType.PET)
+            }
+        }
+    }
+
+}

app/src/main/java/ru/ulstu/is/pmu/api/pet/RestPetRepository.kt

@@ -0,0 +1,91 @@
+package ru.ulstu.`is`.pmu.api.pet
+
+import android.util.Log
+import androidx.paging.ExperimentalPagingApi
+import androidx.paging.Pager
+import androidx.paging.PagingConfig
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.api.MyServerService
+import ru.ulstu.`is`.pmu.api.model.toPet
+import ru.ulstu.`is`.pmu.api.model.toPetRemote
+import ru.ulstu.`is`.pmu.api.report.ReportRemote
+import ru.ulstu.`is`.pmu.api.user.RestUserRepository
+import ru.ulstu.`is`.pmu.common.AppContainer
+import ru.ulstu.`is`.pmu.common.PetRepository
+import ru.ulstu.`is`.pmu.database.AppDatabase
+import ru.ulstu.`is`.pmu.database.remotekeys.repository.OfflineRemoteKeyRepository
+import ru.ulstu.`is`.pmu.database.pet.repository.OfflinePetRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+class RestPetRepository(
+    private val service: MyServerService,
+    private val dbPetRepository: OfflinePetRepository,
+    private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
+    private val userRestRepository: RestUserRepository,
+    private val database: AppDatabase
+) : PetRepository {
+    override fun getAllPets(): Flow<PagingData<Pet>> {
+        Log.d(RestPetRepository::class.simpleName, "Get pets")
+
+        val pagingSourceFactory = { dbPetRepository.getAllPetsPagingSource() }
+
+        @OptIn(ExperimentalPagingApi::class)
+        return Pager(
+            config = PagingConfig(
+                pageSize = AppContainer.LIMIT,
+                enablePlaceholders = false
+            ),
+            remoteMediator = PetRemoteMediator(
+                service,
+                dbPetRepository,
+                dbRemoteKeyRepository,
+                userRestRepository,
+                database,
+            ),
+            pagingSourceFactory = pagingSourceFactory
+        ).flow
+    }
+
+    override fun getByUser(uid: Int): Flow<PagingData<Pet>>  {
+        Log.d(RestPetRepository::class.simpleName, "Get 4444444444444444444444444444444444444444444444444444444")
+
+        val pagingSourceFactory = { dbPetRepository.getByUserPetsPagingSource(uid) }
+
+        @OptIn(ExperimentalPagingApi::class)
+        return Pager(
+            config = PagingConfig(
+                pageSize = AppContainer.LIMIT,
+                enablePlaceholders = false
+            ),
+            remoteMediator = PetRemoteMediator(
+                service,
+                dbPetRepository,
+                dbRemoteKeyRepository,
+                userRestRepository,
+                database,
+            ),
+            pagingSourceFactory = pagingSourceFactory
+        ).flow
+    }
+
+    override suspend fun getPet(uid: Int): Pet =
+        service.getPet(uid).toPet()
+
+    override suspend fun insertPet(pet: Pet) {
+        service.createPet(pet.toPetRemote()).toPet()
+    }
+
+    override suspend fun updatePet(pet: Pet) {
+        service.updatePet(pet.uid, pet.toPetRemote()).toPet()
+    }
+
+    override suspend fun deletePet(pet: Pet) {
+        service.deletePet(pet.uid).toPet()
+    }
+    suspend fun getReport(fromDate: String, toDate: String):List<ReportRemote>
+    {
+        return service.getReportInfo(fromDate,toDate)
+    }
+
+}

app/src/main/java/ru/ulstu/is/pmu/api/report/ReportRemote.kt

@@ -0,0 +1,12 @@
+package ru.ulstu.`is`.pmu.api.report
+import kotlinx.serialization.Serializable
+
+@Serializable
+data class ReportRemote(
+    val reportId: Int = 0,
+    val petid: Int = 0,
+    val petname: String = "",
+    val birthday: String = "",
+    val userid: Int = 0,
+    val login: String = ""
+)

app/src/main/java/ru/ulstu/is/pmu/api/user/RestUserRepository.kt

@@ -0,0 +1,69 @@
+package ru.ulstu.`is`.pmu.api.user
+
+import android.util.Log
+import androidx.paging.ExperimentalPagingApi
+import androidx.paging.Pager
+import androidx.paging.PagingConfig
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.api.MyServerService
+import ru.ulstu.`is`.pmu.api.model.toUser
+import ru.ulstu.`is`.pmu.api.pet.RestPetRepository
+import ru.ulstu.`is`.pmu.common.AppContainer
+import ru.ulstu.`is`.pmu.common.UserRepository
+import ru.ulstu.`is`.pmu.database.AppDatabase
+import ru.ulstu.`is`.pmu.database.remotekeys.repository.OfflineRemoteKeyRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+import ru.ulstu.`is`.pmu.database.entyties.repository.OfflineUserRepository
+
+class RestUserRepository(
+    private val service: MyServerService,
+    private val dbUserRepository: OfflineUserRepository,
+    private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
+    private val database: AppDatabase
+): UserRepository {
+    override suspend fun getAllInList(): List<User> {
+        Log.d(RestUserRepository::class.simpleName, "Get users")
+
+        val existUsers = dbUserRepository.getAllInList().associateBy { it.uid }.toMutableMap()
+
+        service.getUsers()
+            .map { it.toUser() }
+            .forEach { user ->
+                val existUser = existUsers[user.uid]
+                if (existUser == null) {
+                    dbUserRepository.createUser(user)
+                } else if (existUser != user) {
+                    dbUserRepository.updateUser(user)
+                }
+                existUsers[user.uid] = user
+            }
+        Log.d(RestUserRepository::class.simpleName, "Geted users")
+
+        return existUsers.map { it.value }.sortedBy { it.uid }
+    }
+
+    override fun getAllUsers(): Flow<PagingData<User>> {
+        Log.d(RestPetRepository::class.simpleName, "Get pets")
+
+        val pagingSourceFactory = { dbUserRepository.getAllUsersPagingSource() }
+
+        @OptIn(ExperimentalPagingApi::class)
+        return Pager(
+            config = PagingConfig(
+                pageSize = AppContainer.LIMIT,
+                enablePlaceholders = false
+            ),
+            remoteMediator = UserRemoteMediator(
+                service,
+                dbUserRepository,
+                dbRemoteKeyRepository,
+                database
+            ),
+            pagingSourceFactory = pagingSourceFactory
+        ).flow
+    }
+
+    override suspend fun getUser(uid: Int): User =
+        service.getUser(uid).toUser()
+}

app/src/main/java/ru/ulstu/is/pmu/api/user/UserRemoteMediator.kt

@@ -0,0 +1,108 @@
+package ru.ulstu.`is`.pmu.api.user
+
+import androidx.paging.ExperimentalPagingApi
+import androidx.paging.LoadType
+import androidx.paging.PagingState
+import androidx.paging.RemoteMediator
+import androidx.room.withTransaction
+import retrofit2.HttpException
+import ru.ulstu.`is`.pmu.api.MyServerService
+import ru.ulstu.`is`.pmu.api.model.toUser
+import ru.ulstu.`is`.pmu.database.AppDatabase
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeyType
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+import ru.ulstu.`is`.pmu.database.remotekeys.repository.OfflineRemoteKeyRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+import ru.ulstu.`is`.pmu.database.entyties.repository.OfflineUserRepository
+
+import java.io.IOException
+
+@OptIn(ExperimentalPagingApi::class)
+class UserRemoteMediator(
+    private val service: MyServerService,
+    private val dbUserRepository: OfflineUserRepository,
+    private val dbRemoteKeyRepository: OfflineRemoteKeyRepository,
+    private val database: AppDatabase
+) : RemoteMediator<Int, User>() {
+
+    override suspend fun initialize(): InitializeAction {
+        return InitializeAction.LAUNCH_INITIAL_REFRESH
+    }
+
+    override suspend fun load(
+        loadType: LoadType,
+        state: PagingState<Int, User>
+    ): MediatorResult {
+        val page = when (loadType) {
+            LoadType.REFRESH -> {
+                val remoteKeys = getRemoteKeyClosestToCurrentPosition(state)
+                remoteKeys?.nextKey?.minus(1) ?: 1
+            }
+
+            LoadType.PREPEND -> {
+                val remoteKeys = getRemoteKeyForFirstItem(state)
+                remoteKeys?.prevKey
+                    ?: return MediatorResult.Success(endOfPaginationReached = remoteKeys != null)
+            }
+
+            LoadType.APPEND -> {
+                val remoteKeys = getRemoteKeyForLastItem(state)
+                remoteKeys?.nextKey
+                    ?: return MediatorResult.Success(endOfPaginationReached = remoteKeys != null)
+            }
+        }
+
+        try {
+            val users = service.getUsers(page, state.config.pageSize).map { it.toUser() }
+            val endOfPaginationReached = users.isEmpty()
+            database.withTransaction {
+                if (loadType == LoadType.REFRESH) {
+                    dbRemoteKeyRepository.deleteRemoteKey(RemoteKeyType.USER)
+                    dbUserRepository.clearUsers()
+                }
+                val prevKey = if (page == 1) null else page - 1
+                val nextKey = if (endOfPaginationReached) null else page + 1
+                val keys = users.map {
+                    RemoteKeys(
+                        entityId = it.uid,
+                        type = RemoteKeyType.USER,
+                        prevKey = prevKey,
+                        nextKey = nextKey
+                    )
+                }
+                dbRemoteKeyRepository.createRemoteKeys(keys)
+                dbUserRepository.insertUsers(users)
+            }
+            return MediatorResult.Success(endOfPaginationReached = endOfPaginationReached)
+        } catch (exception: IOException) {
+            return MediatorResult.Error(exception)
+        } catch (exception: HttpException) {
+            return MediatorResult.Error(exception)
+        }
+    }
+
+    private suspend fun getRemoteKeyForLastItem(state: PagingState<Int, User>): RemoteKeys? {
+        return state.pages.lastOrNull { it.data.isNotEmpty() }?.data?.lastOrNull()
+            ?.let { user ->
+                dbRemoteKeyRepository.getAllRemoteKeys(user.uid, RemoteKeyType.USER)
+            }
+    }
+
+    private suspend fun getRemoteKeyForFirstItem(state: PagingState<Int, User>): RemoteKeys? {
+        return state.pages.firstOrNull { it.data.isNotEmpty() }?.data?.firstOrNull()
+            ?.let { user ->
+                dbRemoteKeyRepository.getAllRemoteKeys(user.uid, RemoteKeyType.USER)
+            }
+    }
+
+    private suspend fun getRemoteKeyClosestToCurrentPosition(
+        state: PagingState<Int, User>
+    ): RemoteKeys? {
+        return state.anchorPosition?.let { position ->
+            state.closestItemToPosition(position)?.uid?.let { userUid ->
+                dbRemoteKeyRepository.getAllRemoteKeys(userUid, RemoteKeyType.USER)
+            }
+        }
+    }
+
+}

app/src/main/java/ru/ulstu/is/pmu/common/AppContainer.kt

@@ -0,0 +1,50 @@
+package ru.ulstu.`is`.pmu.common
+
+import android.content.Context
+import ru.ulstu.`is`.pmu.api.MyServerService
+import ru.ulstu.`is`.pmu.api.user.RestUserRepository
+import ru.ulstu.`is`.pmu.api.pet.RestPetRepository
+import ru.ulstu.`is`.pmu.database.AppDatabase
+import ru.ulstu.`is`.pmu.database.pet.repository.OfflinePetRepository
+import ru.ulstu.`is`.pmu.database.remotekeys.repository.OfflineRemoteKeyRepository
+import ru.ulstu.`is`.pmu.database.entyties.repository.OfflineUserRepository
+
+
+interface AppContainer {
+    val petRestRepository: RestPetRepository
+    val userRestRepository: RestUserRepository
+
+    companion object {
+        const val TIMEOUT = 5000L
+        const val LIMIT = 10
+    }
+}
+
+class AppDataContainer(private val context: Context) : AppContainer {
+    private val petRepository: OfflinePetRepository by lazy {
+        OfflinePetRepository(AppDatabase.getInstance(context).petDao())
+    }
+    private val userRepository: OfflineUserRepository by lazy {
+        OfflineUserRepository(AppDatabase.getInstance(context).userDao())
+    }
+    private val remoteKeyRepository: OfflineRemoteKeyRepository by lazy {
+        OfflineRemoteKeyRepository(AppDatabase.getInstance(context).remoteKeysDao())
+    }
+    override val petRestRepository: RestPetRepository by lazy {
+        RestPetRepository(
+            MyServerService.getInstance(),
+            petRepository,
+            remoteKeyRepository,
+            userRestRepository,
+            AppDatabase.getInstance(context)
+        )
+    }
+    override val userRestRepository: RestUserRepository by lazy {
+        RestUserRepository(
+            MyServerService.getInstance(),
+            userRepository,
+            remoteKeyRepository,
+            AppDatabase.getInstance(context)
+        )
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/common/AppViewModelProvider.kt

@@ -0,0 +1,43 @@
+package ru.ulstu.`is`.pmu.common
+
+import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.createSavedStateHandle
+import androidx.lifecycle.viewmodel.CreationExtras
+import androidx.lifecycle.viewmodel.initializer
+import androidx.lifecycle.viewmodel.viewModelFactory
+import ru.ulstu.`is`.pmu.StudentApplication
+import ru.ulstu.`is`.pmu.ui.pet.edit.PetEditViewModel
+import ru.ulstu.`is`.pmu.ui.pet.edit.UserDropDownViewModel
+import ru.ulstu.`is`.pmu.ui.pet.list.PetListViewModel
+import ru.ulstu.`is`.pmu.ui.pet.list.UserListViewModel
+import ru.ulstu.`is`.pmu.ui.pet.report.ReportViewModel
+
+object AppViewModelProvider {
+    val Factory = viewModelFactory {
+        initializer {
+            PetListViewModel(petApplication().container.petRestRepository)
+        }
+        initializer {
+            UserListViewModel(petApplication().container.userRestRepository)
+        }
+        initializer {
+            PetEditViewModel(
+                this.createSavedStateHandle(),
+                petApplication().container.petRestRepository
+            )
+        }
+        initializer {
+            UserDropDownViewModel(petApplication().container.userRestRepository
+            )
+        }
+        initializer {
+            ReportViewModel(
+                petApplication().container.petRestRepository,
+            )
+        }
+    }
+}
+
+
+fun CreationExtras.petApplication(): StudentApplication =
+    (this[ViewModelProvider.AndroidViewModelFactory.APPLICATION_KEY] as StudentApplication)

app/src/main/java/ru/ulstu/is/pmu/common/MyViewModel.kt

@@ -0,0 +1,48 @@
+package ru.ulstu.`is`.pmu.common
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.launch
+import retrofit2.HttpException
+import ru.ulstu.`is`.pmu.api.ApiStatus
+import java.io.IOException
+
+open class MyViewModel : ViewModel() {
+    var apiStatus by mutableStateOf(ApiStatus.DONE)
+        private set
+
+    var apiError by mutableStateOf("")
+        private set
+
+    fun runInScope(
+        actionSuccess: suspend () -> Unit,
+        actionError: suspend () -> Unit
+    ) {
+        viewModelScope.launch {
+            apiStatus = ApiStatus.LOADING
+            runCatching {
+                actionSuccess()
+                apiStatus = ApiStatus.DONE
+                apiError = ""
+            }.onFailure { e: Throwable ->
+                when (e) {
+                    is IOException,
+                    is HttpException -> {
+                        actionError()
+                        apiStatus = ApiStatus.ERROR
+                        apiError = e.localizedMessage ?: e.toString()
+                    }
+
+                    else -> throw e
+                }
+            }
+        }
+    }
+
+    fun runInScope(actionSuccess: suspend () -> Unit) {
+        runInScope(actionSuccess, actionError = {})
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/common/PetRepository.kt

@@ -0,0 +1,14 @@
+package ru.ulstu.`is`.pmu.common
+
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+interface PetRepository {
+    fun getAllPets(): Flow<PagingData<Pet>>
+    fun getByUser(uid: Int):  Flow<PagingData<Pet>>
+    suspend fun getPet(uid: Int): Pet
+    suspend fun insertPet(student: Pet)
+    suspend fun updatePet(student: Pet)
+    suspend fun deletePet(student: Pet)
+}

app/src/main/java/ru/ulstu/is/pmu/common/UserRepository.kt

@@ -0,0 +1,11 @@
+package ru.ulstu.`is`.pmu.common
+
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+interface UserRepository {
+    suspend fun getAllInList(): List<User>
+    fun getAllUsers():  Flow<PagingData<User>>
+    suspend fun getUser(uid: Int): User
+}

app/src/main/java/ru/ulstu/is/pmu/database/AppDatabase.kt

@@ -0,0 +1,59 @@
+package ru.ulstu.`is`.pmu.database
+
+import android.content.Context
+import androidx.room.Database
+import androidx.room.Room
+import androidx.room.RoomDatabase
+import ru.ulstu.`is`.pmu.database.remotekeys.dao.RemoteKeysDao
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+import ru.ulstu.`is`.pmu.database.entyties.dao.PetDao
+import ru.ulstu.`is`.pmu.database.entyties.dao.UserDao
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+@Database(
+    entities = [
+        Pet::class,
+        User::class,
+        RemoteKeys::class,
+    ],
+    version = 1,
+    exportSchema = false
+)
+abstract class AppDatabase : RoomDatabase() {
+    abstract fun userDao(): UserDao
+    abstract fun petDao(): PetDao
+    abstract fun remoteKeysDao(): RemoteKeysDao
+
+    companion object {
+        private const val DB_NAME: String = "pmy-db"
+
+        @Volatile
+        private var INSTANCE: AppDatabase? = null
+
+        private suspend fun populateDatabase() {
+            INSTANCE?.let { database ->
+
+                val userDao = database.userDao()
+                val user1 = User(1, "ivan","Иван","Иванов")
+                val user2 = User(2, "max","Макс","Максов")
+                val user3 = User(3, "ann","Анна","Аннова")
+                userDao.insert(user1)
+                userDao.insert(user2)
+                userDao.insert(user3)
+            }
+        }
+
+        fun getInstance(appContext: Context): AppDatabase {
+            return INSTANCE ?: synchronized(this) {
+                Room.databaseBuilder(
+                    appContext,
+                    AppDatabase::class.java,
+                    DB_NAME
+                )
+                    .build()
+                    .also { INSTANCE = it }
+            }
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/dao/PetDao.kt

@@ -0,0 +1,35 @@
+package ru.ulstu.`is`.pmu.database.entyties.dao
+
+import androidx.paging.PagingSource
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+@Dao
+interface PetDao {
+    @Query("select * from pets")
+    fun getAll(): PagingSource<Int, Pet>
+
+    @Query("select * from pets where pets.user_id = :uid")
+    fun getByUser(uid: Int):  PagingSource<Int, Pet>
+
+
+    @Query("select * from pets where pets.uid = :uid")
+    fun getByUid(uid: Int): Flow<Pet>
+
+    @Insert
+    suspend fun insert(vararg pet: Pet)
+
+    @Update
+    suspend fun update(pet: Pet)
+
+    @Delete
+    suspend fun delete(pet: Pet)
+    @Query("DELETE FROM pets")
+
+    suspend fun deleteAll()
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/dao/UserDao.kt

@@ -0,0 +1,33 @@
+package ru.ulstu.`is`.pmu.database.entyties.dao
+
+import androidx.paging.PagingSource
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+@Dao
+interface UserDao {
+    @Query("select * from users")
+     fun getAllInList(): List<User>
+    @Query("select * from users")
+    fun getAll(): PagingSource<Int, User>
+
+    @Query("select * from users where users.uid = :uid")
+    fun getByUid(uid: Int): Flow<User>
+
+    @Insert
+    suspend fun insert(vararg user: User)
+
+    @Update
+    suspend fun update(user: User)
+
+    @Delete
+    suspend fun delete(user: User)
+    @Query("DELETE FROM users")
+
+    suspend fun deleteAll()
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/model/Pet.kt

@@ -0,0 +1,79 @@
+package ru.ulstu.`is`.pmu.database.entyties.model
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.ForeignKey
+import androidx.room.Ignore
+import androidx.room.PrimaryKey
+import ru.ulstu.`is`.pmu.R
+
+@Entity(
+    tableName = "pets", foreignKeys = [
+        ForeignKey(
+            entity = User::class,
+            parentColumns = ["uid"],
+            childColumns = ["user_id"],
+            onDelete = ForeignKey.CASCADE,
+            onUpdate = ForeignKey.CASCADE
+        )
+    ]
+)
+data class Pet(
+    @PrimaryKey(autoGenerate = true)
+    val uid: Int = 0,
+    @ColumnInfo(name = "name")
+    val name: String,
+    @ColumnInfo(name = "note")
+    val note: String,
+    @ColumnInfo(name = "birthday")
+    val birthday: String,
+    @ColumnInfo(name = "user_id", index = true)
+    val userId: Int,
+    @ColumnInfo(name = "image_resource_id") // Добавляем поле для хранения ресурса изображения
+    val imageResourceId: Int
+) {
+
+    @Ignore
+    constructor(
+        name: String,
+        note: String,
+        birthday: String,
+        user: User,
+        imageResourceId: Int // Добавляем параметр для изображения
+    ) : this(0, name, note,birthday, user.uid, imageResourceId)
+
+
+    companion object {
+        fun getPet(index: Int = 0): Pet {
+            return Pet(
+                index,
+                "name",
+                "note",
+                "01.01.2024",
+                0,
+                R.drawable.pet1 // Задаем значение по умолчанию для изображения
+            )
+        }
+    }
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Pet
+        if (uid != other.uid) return false
+        if (name != other.name) return false
+        if (note != other.note) return false
+        if (userId != other.userId) return false
+        if (imageResourceId != other.imageResourceId) return false // Сравниваем изображения
+        return true
+    }
+
+    override fun hashCode(): Int {
+        var result = uid
+        result = 31 * result + name.hashCode()
+        result = 31 * result + note.hashCode()
+        result = 31 * result + userId
+        result = 31 * result + imageResourceId // Включаем изображение в вычисление хэш-кода
+        return result
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/model/User.kt

@@ -0,0 +1,56 @@
+package ru.ulstu.`is`.pmu.database.entyties.model
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.Ignore
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "users")
+data class User(
+    @PrimaryKey(autoGenerate = true)
+    val uid: Int = 0,
+    @ColumnInfo(name = "login")
+    val login: String,
+    @ColumnInfo(name = "first_name")
+    val nameFirst: String,
+    @ColumnInfo(name = "last_name")
+    val nameLast: String
+) {
+    @Ignore
+    constructor(
+        login: String,
+        nameFirst: String,
+        nameLast: String,
+    ) : this(0, login, nameFirst, nameLast)
+
+
+    companion object {
+        fun getUser(index: Int = 0): User {
+            return User(
+                index,
+                "lodin",
+                "first",
+                "last"
+            )
+        }
+        val DEMO_USER = User(
+            0,
+            "login",
+            "first",
+            "last"
+        )
+    }
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as User
+        if (uid != other.uid) return false
+        if (login != other.login) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return uid
+    }
+
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/repository/OfflinePetRepository.kt

@@ -0,0 +1,47 @@
+package ru.ulstu.`is`.pmu.database.pet.repository
+
+import androidx.paging.Pager
+import androidx.paging.PagingConfig
+import androidx.paging.PagingData
+import androidx.paging.PagingSource
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.first
+import ru.ulstu.`is`.pmu.common.AppContainer
+import ru.ulstu.`is`.pmu.common.PetRepository
+import ru.ulstu.`is`.pmu.database.entyties.dao.PetDao
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+class OfflinePetRepository(private val petDao: PetDao) : PetRepository {
+    override fun getAllPets(): Flow<PagingData<Pet>> = Pager(
+        config = PagingConfig(
+            pageSize = AppContainer.LIMIT,
+            enablePlaceholders = false
+        ),
+        pagingSourceFactory = petDao::getAll
+    ).flow
+
+    override fun getByUser(uid: Int): Flow<PagingData<Pet>> = Pager(
+        config = PagingConfig(
+            pageSize = AppContainer.LIMIT,
+            enablePlaceholders = false
+        ),
+        pagingSourceFactory = petDao::getAll
+    ).flow
+
+    override suspend fun getPet(uid: Int): Pet = petDao.getByUid(uid).first()
+
+    override suspend fun insertPet(pet: Pet) = petDao.insert(pet)
+
+    override suspend fun updatePet(pet: Pet) = petDao.update(pet)
+
+    override suspend fun deletePet(pet: Pet) = petDao.delete(pet)
+
+    fun getAllPetsPagingSource(): PagingSource<Int, Pet> = petDao.getAll()
+    fun getByUserPetsPagingSource(uid:Int): PagingSource<Int, Pet> = petDao.getByUser(uid)
+
+
+    suspend fun insertPets(pets: List<Pet>) =
+        petDao.insert(*pets.toTypedArray())
+
+    suspend fun clearPets() = petDao.deleteAll()
+}

app/src/main/java/ru/ulstu/is/pmu/database/entyties/repository/OfflineUserRepository.kt

@@ -0,0 +1,35 @@
+package ru.ulstu.`is`.pmu.database.entyties.repository
+
+import androidx.paging.Pager
+import androidx.paging.PagingConfig
+import androidx.paging.PagingData
+import androidx.paging.PagingSource
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.first
+import ru.ulstu.`is`.pmu.common.AppContainer
+import ru.ulstu.`is`.pmu.common.UserRepository
+import ru.ulstu.`is`.pmu.database.entyties.dao.UserDao
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+class OfflineUserRepository(private val userDao: UserDao) : UserRepository {
+
+    override suspend fun getAllInList(): List<User>  = userDao.getAllInList()
+    override fun getAllUsers(): Flow<PagingData<User>> = Pager(
+        config = PagingConfig(
+            pageSize = AppContainer.LIMIT,
+            enablePlaceholders = false
+        ),
+        pagingSourceFactory = userDao::getAll
+    ).flow
+    suspend fun createUser(user: User) = userDao.insert(user)
+    suspend fun updateUser(user: User) = userDao.update(user)
+    fun getAllUsersPagingSource(): PagingSource<Int, User> = userDao.getAll()
+
+    suspend fun insertUsers(users: List<User>) =
+        userDao.insert(*users.toTypedArray())
+
+    suspend fun clearUsers() = userDao.deleteAll()
+    override suspend fun getUser(uid: Int): User = userDao.getByUid(uid).first()
+
+
+}

app/src/main/java/ru/ulstu/is/pmu/database/remotekeys/dao/RemoteKeysDao.kt

@@ -0,0 +1,20 @@
+package ru.ulstu.`is`.pmu.database.remotekeys.dao
+
+import androidx.room.Dao
+import androidx.room.Insert
+import androidx.room.OnConflictStrategy
+import androidx.room.Query
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeyType
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+
+@Dao
+interface RemoteKeysDao {
+    @Query("SELECT * FROM remote_keys WHERE entityId = :entityId AND type = :type")
+    suspend fun getRemoteKeys(entityId: Int, type: RemoteKeyType): RemoteKeys?
+
+    @Insert(onConflict = OnConflictStrategy.REPLACE)
+    suspend fun insertAll(remoteKey: List<RemoteKeys>)
+
+    @Query("DELETE FROM remote_keys WHERE type = :type")
+    suspend fun clearRemoteKeys(type: RemoteKeyType)
+}

app/src/main/java/ru/ulstu/is/pmu/database/remotekeys/model/RemoteKeys.kt

@@ -0,0 +1,28 @@
+package ru.ulstu.`is`.pmu.database.remotekeys.model
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import androidx.room.TypeConverter
+import androidx.room.TypeConverters
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+enum class RemoteKeyType(private val type: String) {
+    PET(Pet::class.simpleName ?: "Pet"),
+    USER(User::class.simpleName ?: "User");
+
+    @TypeConverter
+    fun toRemoteKeyType(value: String) = RemoteKeyType.values().first { it.type == value }
+
+    @TypeConverter
+    fun fromRemoteKeyType(value: RemoteKeyType) = value.type
+}
+
+@Entity(tableName = "remote_keys")
+data class RemoteKeys(
+    @PrimaryKey val entityId: Int,
+    @TypeConverters(RemoteKeyType::class)
+    val type: RemoteKeyType,
+    val prevKey: Int?,
+    val nextKey: Int?
+)

app/src/main/java/ru/ulstu/is/pmu/database/remotekeys/repository/OfflineRemoteKeyRepository.kt

@@ -0,0 +1,16 @@
+package ru.ulstu.`is`.pmu.database.remotekeys.repository
+
+import ru.ulstu.`is`.pmu.database.remotekeys.dao.RemoteKeysDao
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeyType
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+
+class OfflineRemoteKeyRepository(private val remoteKeysDao: RemoteKeysDao) : RemoteKeyRepository {
+    override suspend fun getAllRemoteKeys(id: Int, type: RemoteKeyType) =
+        remoteKeysDao.getRemoteKeys(id, type)
+
+    override suspend fun createRemoteKeys(remoteKeys: List<RemoteKeys>) =
+        remoteKeysDao.insertAll(remoteKeys)
+
+    override suspend fun deleteRemoteKey(type: RemoteKeyType) =
+        remoteKeysDao.clearRemoteKeys(type)
+}

app/src/main/java/ru/ulstu/is/pmu/database/remotekeys/repository/RemoteKeyRepository.kt

@@ -0,0 +1,10 @@
+package ru.ulstu.`is`.pmu.database.remotekeys.repository
+
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeyType
+import ru.ulstu.`is`.pmu.database.remotekeys.model.RemoteKeys
+
+interface RemoteKeyRepository {
+    suspend fun getAllRemoteKeys(id: Int, type: RemoteKeyType): RemoteKeys?
+    suspend fun createRemoteKeys(remoteKeys: List<RemoteKeys>)
+    suspend fun deleteRemoteKey(type: RemoteKeyType)
+}

app/src/main/java/ru/ulstu/is/pmu/ui/NetworkUi.kt

@@ -0,0 +1,69 @@
+package ru.ulstu.`is`.pmu.ui
+
+import android.content.res.Configuration
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.Button
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.TextUnit
+import androidx.compose.ui.unit.TextUnitType
+import androidx.compose.ui.unit.dp
+import ru.ulstu.`is`.pmu.R
+
+
+@Composable
+fun ErrorPlaceholder(message: String, onBack: () -> Unit) {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(10.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center
+    ) {
+        Text(
+            modifier = Modifier.fillMaxWidth(),
+            textAlign = TextAlign.Center,
+            fontSize = TextUnit(value = 20F, type = TextUnitType.Sp),
+            text = message,
+            color = Color(0xFFFF1744)
+        )
+        Spacer(modifier = Modifier.padding(bottom = 10.dp))
+        Button(
+            modifier = Modifier.fillMaxWidth(),
+            onClick = { onBack() }
+        ) {
+            Text(stringResource(id = R.string.back))
+        }
+    }
+}
+
+@Composable
+fun LoadingPlaceholder() {
+    Column(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(10.dp),
+        horizontalAlignment = Alignment.CenterHorizontally,
+        verticalArrangement = Arrangement.Center
+    ) {
+        Text(
+            modifier = Modifier.fillMaxWidth(),
+            textAlign = TextAlign.Center,
+            fontSize = TextUnit(value = 25F, type = TextUnitType.Sp),
+            text = stringResource(id = R.string.loading)
+        )
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/navigation/MainNavbar.kt

@@ -0,0 +1,146 @@
+package ru.ulstu.`is`.pmu.ui.navigation
+
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.ArrowBack
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.IconButton
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.NavigationBar
+import androidx.compose.material3.NavigationBarItem
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.material3.TopAppBar
+import androidx.compose.material3.TopAppBarDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import androidx.navigation.NavDestination
+import androidx.navigation.NavDestination.Companion.hierarchy
+import androidx.navigation.NavGraph.Companion.findStartDestination
+import androidx.navigation.NavHostController
+import androidx.navigation.NavType
+import androidx.navigation.compose.NavHost
+import androidx.navigation.compose.composable
+import androidx.navigation.compose.currentBackStackEntryAsState
+import androidx.navigation.compose.rememberNavController
+import androidx.navigation.navArgument
+import ru.ulstu.`is`.pmu.R
+import ru.ulstu.`is`.pmu.ui.pet.edit.PetEdit
+import ru.ulstu.`is`.pmu.ui.pet.list.PetList
+import ru.ulstu.`is`.pmu.ui.pet.list.PetUserList
+import ru.ulstu.`is`.pmu.ui.pet.list.UserList
+import ru.ulstu.`is`.pmu.ui.pet.report.ReportPage
+
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun Topbar(
+    navController: NavHostController,
+    currentScreen: Screen?
+) {
+    TopAppBar(
+        colors = TopAppBarDefaults.topAppBarColors(
+            containerColor = MaterialTheme.colorScheme.primary,
+            titleContentColor = MaterialTheme.colorScheme.onPrimary,
+        ),
+        title = {
+            Text(stringResource(currentScreen?.resourceId ?: R.string.app_name))
+        },
+        navigationIcon = {
+            if (
+                navController.previousBackStackEntry != null
+                && (currentScreen == null || !currentScreen.showInBottomBar)
+            ) {
+                IconButton(onClick = { navController.navigateUp() }) {
+                    Icon(
+                        imageVector = Icons.Filled.ArrowBack,
+                        contentDescription = null,
+                        tint = MaterialTheme.colorScheme.onPrimary
+                    )
+                }
+            }
+        }
+    )
+}
+
+@Composable
+fun Navbar(
+    navController: NavHostController,
+    currentDestination: NavDestination?,
+    modifier: Modifier = Modifier
+) {
+    NavigationBar(modifier) {
+        Screen.bottomBarItems.forEach { screen ->
+            NavigationBarItem(
+                icon = { Icon(screen.icon, contentDescription = null) },
+                label = { Text(stringResource(screen.resourceId)) },
+                selected = currentDestination?.hierarchy?.any { it.route == screen.route } == true,
+                onClick = {
+                    navController.navigate(screen.route) {
+                        popUpTo(navController.graph.findStartDestination().id) {
+                            saveState = true
+                        }
+                        launchSingleTop = true
+                        restoreState = true
+                    }
+                }
+            )
+        }
+    }
+}
+
+@Composable
+fun Navhost(
+    navController: NavHostController,
+    innerPadding: PaddingValues, modifier:
+    Modifier = Modifier
+) {
+    NavHost(
+        navController,
+        startDestination = Screen.PetList.route,
+        modifier.padding(innerPadding)
+    ) {
+        composable(Screen.Report.route) { ReportPage(navController = navController) }
+        composable(Screen.PetList.route) { PetList(navController) }
+        composable(Screen.UserList.route) { UserList(navController) }
+        composable(
+            Screen.PetEdit.route,
+            arguments = listOf(navArgument("id") { type = NavType.IntType })
+        ) {
+            PetEdit(navController)
+        }
+        composable(
+            Screen.PetUserList.route,
+            arguments = listOf(navArgument("id") { type = NavType.IntType })
+        ) { backStackEntry ->
+            val id = backStackEntry.arguments?.getInt("id") ?: throw IllegalStateException("ID is not found")
+            PetUserList(navController, id)
+        }
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun MainNavbar() {
+    val navController = rememberNavController()
+    val navBackStackEntry by navController.currentBackStackEntryAsState()
+    val currentDestination = navBackStackEntry?.destination
+    val currentScreen = currentDestination?.route?.let { Screen.getItem(it) }
+
+    Scaffold(
+        topBar = {
+            Topbar(navController, currentScreen)
+        },
+        bottomBar = {
+            if (currentScreen == null || currentScreen.showInBottomBar) {
+                Navbar(navController, currentDestination)
+            }
+        }
+    ) { innerPadding ->
+        Navhost(navController, innerPadding)
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/navigation/Screen.kt

@@ -0,0 +1,46 @@
+package ru.ulstu.`is`.pmu.ui.navigation
+
+import androidx.annotation.StringRes
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Favorite
+import androidx.compose.material.icons.filled.Home
+import androidx.compose.material.icons.filled.Info
+import androidx.compose.material.icons.filled.List
+import androidx.compose.ui.graphics.vector.ImageVector
+import ru.ulstu.`is`.pmu.R
+
+enum class Screen(
+    val route: String,
+    @StringRes val resourceId: Int,
+    val icon: ImageVector = Icons.Filled.Favorite,
+    val showInBottomBar: Boolean = true
+) {
+    PetList(
+        "pet-list", R.string.list_pet, Icons.Filled.Home
+    ),
+    Report(
+        "report", R.string.report, Icons.Filled.Info
+    ),
+    PetUserList(
+        "pet-user-list/{id}", R.string.list_pet, showInBottomBar = false
+    ),
+    UserList(
+        "user-list", R.string.list_user, Icons.Filled.List
+    ),
+    PetEdit(
+        "pet-edit/{id}", R.string.pet_view, showInBottomBar = false
+    );
+
+    companion object {
+        val bottomBarItems = listOf(
+            UserList,
+            PetList,
+            Report
+        )
+
+        fun getItem(route: String): Screen? {
+            val findRoute = route.split("/").first()
+            return values().find { value -> value.route.startsWith(findRoute) }
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/pet/edit/PetEdit.kt

@@ -0,0 +1,360 @@
+package ru.ulstu.`is`.pmu.ui.pet.edit
+
+import android.content.res.Configuration
+import android.widget.CalendarView
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.defaultMinSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.wrapContentSize
+import androidx.compose.foundation.lazy.LazyRow
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material3.Button
+import androidx.compose.material3.DropdownMenu
+import androidx.compose.material3.DropdownMenuItem
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.ExposedDropdownMenuBox
+import androidx.compose.material3.ExposedDropdownMenuDefaults.TrailingIcon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.OutlinedTextField
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.material3.TextField
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.viewinterop.AndroidView
+import androidx.compose.ui.window.Dialog
+import androidx.compose.ui.window.DialogProperties
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
+import kotlinx.coroutines.launch
+import ru.ulstu.`is`.pmu.R
+import ru.ulstu.`is`.pmu.api.ApiStatus
+import ru.ulstu.`is`.pmu.common.AppViewModelProvider
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+import ru.ulstu.`is`.pmu.ui.ErrorPlaceholder
+import ru.ulstu.`is`.pmu.ui.LoadingPlaceholder
+import java.text.SimpleDateFormat
+import java.util.Calendar
+import java.util.Date
+import java.util.Locale
+
+
+@Composable
+fun PetEdit(
+    navController: NavController,
+    viewModel: PetEditViewModel = viewModel(factory = AppViewModelProvider.Factory),
+    userViewModel: UserDropDownViewModel = viewModel(factory = AppViewModelProvider.Factory)
+) {
+    if (userViewModel.apiStatus == ApiStatus.ERROR) {
+        ErrorPlaceholder(
+            message = userViewModel.apiError,
+            onBack = { navController.popBackStack() }
+        )
+        return
+    }
+    val coroutineScope = rememberCoroutineScope()
+    userViewModel.setCurrentUser(viewModel.petUiState.petDetails.userId)
+    when (viewModel.apiStatus) {
+        ApiStatus.DONE -> {
+            PetEdit(
+                petUiState = viewModel.petUiState,
+                userUiState = userViewModel.userUiState,
+                usersListUiState = userViewModel.usersListUiState,
+                onClick = {
+                    coroutineScope.launch {
+                        viewModel.savePet()
+                        navController.popBackStack()
+                    }
+                },
+                onUpdate = viewModel::updateUiState,
+                onUserUpdate = userViewModel::updateUiState
+            )
+        }
+
+        ApiStatus.LOADING -> LoadingPlaceholder()
+        else -> ErrorPlaceholder(
+            message = viewModel.apiError,
+            onBack = { navController.popBackStack() }
+        )
+    }
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun UserDropDown(
+    userUiState: UserUiState,
+    usersListUiState: UsersListUiState,
+    onUserUpdate: (User) -> Unit
+) {
+    var expanded: Boolean by remember { mutableStateOf(false) }
+    ExposedDropdownMenuBox(
+        modifier = Modifier
+            .padding(top = 7.dp),
+        expanded = expanded,
+        onExpandedChange = {
+            expanded = !expanded
+        }
+    ) {
+        TextField(
+            value = userUiState.user?.nameFirst
+                ?: stringResource(id = R.string.user_is_not_selested),
+            onValueChange = {},
+            readOnly = true,
+            trailingIcon = {
+                TrailingIcon(expanded = expanded)
+            },
+            modifier = Modifier
+                .fillMaxWidth()
+                .menuAnchor()
+        )
+        DropdownMenu(
+            expanded = expanded,
+            onDismissRequest = { expanded = false },
+            modifier = Modifier
+                .background(Color.White)
+                .exposedDropdownSize()
+        ) {
+            usersListUiState.userList.forEach { user ->
+                DropdownMenuItem(
+                    text = {
+                        Text(text = user.nameFirst)
+                    },
+                    onClick = {
+                        onUserUpdate(user)
+                        expanded = false
+                    }
+                )
+            }
+        }
+    }
+}
+
+@Composable
+private fun PetEdit(
+    petUiState: PetUiState,
+    userUiState: UserUiState,
+    usersListUiState: UsersListUiState,
+    onClick: () -> Unit,
+    onUpdate: (PetDetails) -> Unit,
+    onUserUpdate: (User) -> Unit
+) {
+    var selectedImage by remember { mutableStateOf(petUiState.petDetails.imageResourceId) } // Выбранное изображение
+    if (selectedImage ==0) selectedImage=R.drawable.pet1
+    if (selectedImage==R.drawable.pet1) onUpdate(petUiState.petDetails.copy(imageResourceId = R.drawable.pet1))
+    if (petUiState.petDetails.birthday=="")  onUpdate(petUiState.petDetails.copy(birthday = SimpleDateFormat("dd.MM.yyyy").format(Date()).toString()))
+    val imageIds = intArrayOf(
+        R.drawable.pet1,
+        R.drawable.pet2,
+        R.drawable.pet3,
+        R.drawable.pet4,
+        R.drawable.pet5,
+        R.drawable.pet6,
+        R.drawable.pet7,
+        R.drawable.pet8
+    )
+
+    Column(
+        modifier = Modifier
+            .fillMaxWidth()
+            .padding(all = 10.dp)
+    ) {
+        LazyRow(
+            modifier = Modifier.fillMaxWidth(),
+            contentPadding = PaddingValues(horizontal = 8.dp)
+        ) {
+            items(imageIds.size) { index ->
+                val imageId = imageIds[index]
+                val isSelected = selectedImage == imageId // Проверка, выбрано ли изображение
+
+                Image(
+                    painter = painterResource(id = imageId),
+                    contentDescription = null,
+                    modifier = Modifier
+                        .size(100.dp)
+                        .padding(4.dp)
+                        .clickable {
+                            selectedImage = imageId
+                            onUpdate(petUiState.petDetails.copy(imageResourceId = selectedImage))
+                        }
+                        .background(if (isSelected) Color.Gray.copy(alpha = 0.5f) else Color.Transparent)
+                )
+            }
+        }
+
+        OutlinedTextField(
+            modifier = Modifier.fillMaxWidth(),
+            value = petUiState.petDetails.name,
+            onValueChange = { onUpdate(petUiState.petDetails.copy(name = it)) },
+            label = { Text(stringResource(id = R.string.name) )},
+            singleLine = true
+        )
+        OutlinedTextField(
+            modifier = Modifier.fillMaxWidth(),
+            value = petUiState.petDetails.note,
+            onValueChange = { onUpdate(petUiState.petDetails.copy(note = it)) },
+            label = { Text(stringResource(id = R.string.note)) },
+            singleLine = false
+        )
+        UserDropDown(
+            userUiState = userUiState,
+            usersListUiState = usersListUiState,
+            onUserUpdate = {
+                onUpdate(petUiState.petDetails.copy(userId = it.uid))
+                onUserUpdate(it)
+            }
+        )
+        var showDatePicker by remember { mutableStateOf(false) }
+        if (showDatePicker) {
+            DatePicker(
+                onDateSelected = { selectedDate ->
+                    onUpdate(petUiState.petDetails.copy(birthday = SimpleDateFormat("dd.MM.yyyy").format(selectedDate)))
+                    showDatePicker = false
+                },
+                onDismissRequest = {
+                    showDatePicker = false
+                }
+            )
+        }
+
+        Button(
+            onClick = { showDatePicker = true },
+            modifier = Modifier.fillMaxWidth()
+        ) {
+            Text("Выбрать дату рождения")
+        }
+        Text( modifier = Modifier
+            .align(alignment = Alignment.CenterHorizontally),
+            text = "Дата рождения:" + petUiState.petDetails.birthday)
+
+
+        Button(
+            onClick = onClick,
+            enabled = petUiState.isEntryValid,
+            shape = MaterialTheme.shapes.small,
+            modifier = Modifier.fillMaxWidth()
+        ) {
+            Text(text = stringResource(R.string.save))
+        }
+    }
+}
+
+
+@Composable
+fun CustomCalendarView(onDateSelected: (Date) -> Unit) {
+    AndroidView(
+        modifier = Modifier.wrapContentSize(),
+        factory = { context ->
+            // Используем стандартный контекст, без применения кастомной темы
+            CalendarView(context).apply {
+                // Настройки CalendarView
+                val calendar = Calendar.getInstance()
+
+                setOnDateChangeListener { _, year, month, dayOfMonth ->
+                    calendar.set(Calendar.YEAR, year)
+                    calendar.set(Calendar.MONTH, month)
+                    calendar.set(Calendar.DAY_OF_MONTH, dayOfMonth)
+                    onDateSelected(calendar.time)
+                }
+            }
+        }
+    )
+}
+
+@Composable
+fun DatePicker(onDateSelected: (Date) -> Unit, onDismissRequest: () -> Unit) {
+    val selDate = remember { mutableStateOf(Date()) }
+
+    //todo - add strings to resource after POC
+    Dialog(onDismissRequest = { onDismissRequest() }, properties = DialogProperties()) {
+        Column(
+            modifier = Modifier
+                .wrapContentSize()
+                .background(
+                    color = Color.White
+                )
+        ) {
+            Column(
+                Modifier
+                    .defaultMinSize(minHeight = 72.dp)
+                    .fillMaxWidth()
+                    .background(
+                        color = MaterialTheme.colorScheme.primary
+                    )
+                    .padding(16.dp)
+            ) {
+                Text(
+                    text = "Выберите дату"
+                )
+
+                Spacer(modifier = Modifier.size(24.dp))
+
+                Text(
+                    text = SimpleDateFormat("MMM d, yyyy", Locale.getDefault()).format(selDate.value)
+                )
+
+                Spacer(modifier = Modifier.size(16.dp))
+            }
+
+            CustomCalendarView(onDateSelected = {
+                selDate.value = it
+            })
+
+            Spacer(modifier = Modifier.size(8.dp))
+
+            Row(
+                modifier = Modifier
+                    .align(Alignment.End)
+                    .padding(bottom = 16.dp, end = 16.dp)
+                    .background(
+                        color = Color.White,
+                        shape = RoundedCornerShape(topStart = 16.dp, topEnd = 16.dp)
+                    )
+            ) {
+                TextButton(
+                    onClick = onDismissRequest
+                ) {
+                    //TODO - hardcode string
+                    Text(
+                        text = "Отмена"
+                    )
+                }
+
+                TextButton(
+                    onClick = {
+                        onDateSelected(selDate.value)
+                        onDismissRequest()
+                    }
+                ) {
+                    //TODO - hardcode string
+                    Text(
+                        text = "Подтвердить"
+                    )
+                }
+
+            }
+        }
+    }
+}
+
+

app/src/main/java/ru/ulstu/is/pmu/ui/pet/edit/PetEditViewModel.kt

@@ -0,0 +1,99 @@
+package ru.ulstu.`is`.pmu.ui.pet.edit
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.SavedStateHandle
+import ru.ulstu.`is`.pmu.common.MyViewModel
+import ru.ulstu.`is`.pmu.common.PetRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+class PetEditViewModel(
+    savedStateHandle: SavedStateHandle,
+    private val petRepository: PetRepository
+) : MyViewModel() {
+
+    var petUiState by mutableStateOf(PetUiState())
+        private set
+
+    private val petUid: Int = checkNotNull(savedStateHandle["id"])
+
+    init {
+            if (petUid > 0) {
+                runInScope(
+                    actionSuccess = {
+                        petUiState = petRepository.getPet(petUid)
+                            .toUiState(true)
+                    },
+                    actionError = {
+                        petUiState = PetUiState()
+                    }
+                )
+            }
+    }
+
+
+    fun updateUiState(petDetails: PetDetails) {
+        petUiState = PetUiState(
+            petDetails = petDetails,
+            isEntryValid = validateInput(petDetails)
+        )
+    }
+
+    suspend fun savePet() {
+        if (validateInput()) {
+            runInScope(
+                actionSuccess = {
+            if (petUid > 0) {
+                petRepository.updatePet(petUiState.petDetails.toPet(petUid))
+            } else {
+                petRepository.insertPet(petUiState.petDetails.toPet())
+            }
+        }
+            )
+        }
+    }
+
+    private fun validateInput(uiState: PetDetails = petUiState.petDetails): Boolean {
+        return with(uiState) {
+            name.isNotBlank()
+                    && note.isNotBlank()
+                    && userId > 0
+        }
+    }
+}
+
+data class PetUiState(
+    val petDetails: PetDetails = PetDetails(),
+    val isEntryValid: Boolean = false
+)
+
+data class PetDetails(
+    val name: String = "",
+    val note: String = "",
+    val birthday: String = "",
+    val userId: Int = 0,
+    val imageResourceId: Int =0
+)
+
+fun PetDetails.toPet(uid: Int = 0): Pet = Pet(
+    uid = uid,
+    name = name,
+    note = note,
+    birthday =birthday,
+    userId = userId,
+    imageResourceId=imageResourceId
+)
+
+fun Pet.toDetails(): PetDetails = PetDetails(
+    name = name,
+    note = note,
+    birthday =birthday,
+    userId = userId,
+    imageResourceId=imageResourceId
+)
+
+fun Pet.toUiState(isEntryValid: Boolean = false): PetUiState = PetUiState(
+    petDetails = this.toDetails(),
+    isEntryValid = isEntryValid
+)

app/src/main/java/ru/ulstu/is/pmu/ui/pet/edit/UserDropDownViewModel.kt

@@ -0,0 +1,53 @@
+package ru.ulstu.`is`.pmu.ui.pet.edit
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import ru.ulstu.`is`.pmu.common.MyViewModel
+import ru.ulstu.`is`.pmu.common.UserRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+class UserDropDownViewModel(
+    private val userRepository: UserRepository
+) : MyViewModel()  {
+    var usersListUiState by mutableStateOf(UsersListUiState())
+        private set
+
+    var userUiState by mutableStateOf(UserUiState())
+        private set
+
+    init {
+        viewModelScope.launch {
+            val userList = withContext(Dispatchers.IO) {
+                userRepository.getAllInList()
+            }
+            usersListUiState = UsersListUiState(userList)
+        }
+    }
+
+
+
+    fun setCurrentUser(groupId: Int) {
+        val user: User? =
+            usersListUiState.userList.firstOrNull { group -> group.uid == groupId }
+        user?.let { updateUiState(it) }
+    }
+
+    fun updateUiState(user: User) {
+        userUiState = UserUiState(
+            user = user
+        )
+    }
+}
+
+data class UsersListUiState(val userList: List<User> = listOf())
+
+data class UserUiState(
+    val user: User? = null
+)
+
+fun User.toUiState() = UserUiState(user = User(uid = uid, login=login,nameFirst=nameFirst, nameLast=nameLast))

app/src/main/java/ru/ulstu/is/pmu/ui/pet/list/PetList.kt

@@ -0,0 +1,265 @@
+package ru.ulstu.`is`.pmu.ui.pet.list
+
+import android.content.res.Configuration
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.animateColorAsState
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.core.spring
+import androidx.compose.animation.fadeOut
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Add
+import androidx.compose.material.icons.outlined.Delete
+import androidx.compose.material.pullrefresh.PullRefreshIndicator
+import androidx.compose.material.pullrefresh.pullRefresh
+import androidx.compose.material.pullrefresh.rememberPullRefreshState
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.DismissDirection
+import androidx.compose.material3.DismissState
+import androidx.compose.material3.DismissValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.FloatingActionButton
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Surface
+import androidx.compose.material3.SwipeToDismiss
+import androidx.compose.material3.Text
+import androidx.compose.material3.rememberDismissState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Alignment.Companion.CenterHorizontally
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.scale
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.zIndex
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
+import androidx.paging.PagingData
+import androidx.paging.compose.LazyPagingItems
+import androidx.paging.compose.collectAsLazyPagingItems
+import androidx.paging.compose.itemContentType
+import androidx.paging.compose.itemKey
+import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.launch
+import ru.ulstu.`is`.pmu.common.AppViewModelProvider
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+import ru.ulstu.`is`.pmu.ui.navigation.Screen
+
+
+@Composable
+fun PetList(
+    navController: NavController,
+    viewModel: PetListViewModel = viewModel(factory = AppViewModelProvider.Factory)
+) {
+    val petListUiState = viewModel.petListUiState.collectAsLazyPagingItems()
+    Scaffold(
+        topBar = {},
+        floatingActionButton = {
+            FloatingActionButton(
+                onClick = {
+                    val route = Screen.PetEdit.route.replace("{id}", 0.toString())
+                    navController.navigate(route)
+                },
+            ) {
+                Icon(Icons.Filled.Add, "Добавить")
+            }
+        }
+    ) { innerPadding ->
+        PetList(
+            modifier = Modifier
+                .padding(innerPadding)
+                .fillMaxSize(),
+            petList = petListUiState,
+            onClick = { uid: Int ->
+                val route = Screen.PetEdit.route.replace("{id}", uid.toString())
+                navController.navigate(route)
+            },
+            onSwipe = { pet: Pet ->
+                viewModel.deletePet(pet)
+            }
+
+        )
+    }
+}
+
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun SwipeToDelete(
+    dismissState: DismissState,
+    pet: Pet,
+    onClick: (uid: Int) -> Unit
+) {
+    SwipeToDismiss(
+        state = dismissState,
+        directions = setOf(
+            DismissDirection.EndToStart
+        ),
+        background = {
+            val backgroundColor by animateColorAsState(
+                when (dismissState.targetValue) {
+                    DismissValue.DismissedToStart -> Color.Red.copy(alpha = 0.8f)
+                    else -> Color.White
+                }, label = ""
+            )
+            val iconScale by animateFloatAsState(
+                targetValue = if (dismissState.targetValue == DismissValue.DismissedToStart) 1.3f else 0.5f,
+                label = ""
+            )
+            Box(
+                Modifier
+                    .fillMaxSize()
+                    .background(color = backgroundColor)
+                    .padding(end = 16.dp),
+                contentAlignment = Alignment.CenterEnd
+            ) {
+                Icon(
+                    modifier = Modifier.scale(iconScale),
+                    imageVector = Icons.Outlined.Delete,
+                    contentDescription = "Delete",
+                    tint = Color.White
+                )
+            }
+        },
+        dismissContent = {
+            PetListItem(pet = pet,
+                modifier = Modifier
+                    .padding(vertical = 7.dp)
+                    .clickable { onClick(pet.uid) })
+        }
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalMaterialApi::class)
+@Composable
+private fun PetList(
+    modifier: Modifier = Modifier,
+    petList: LazyPagingItems<Pet>,
+    onClick: (uid: Int) -> Unit,
+    onSwipe: (pet: Pet) -> Unit
+) {
+    val refreshScope = rememberCoroutineScope()
+    var refreshing by remember { mutableStateOf(false) }
+    fun refresh() = refreshScope.launch {
+        refreshing = true
+        petList.refresh()
+        refreshing = false
+    }
+
+    val state = rememberPullRefreshState(refreshing, ::refresh)
+    Box(
+        modifier = modifier.pullRefresh(state)
+    ) {
+        Column(
+            modifier = modifier
+        ) {
+            LazyColumn(
+                verticalArrangement = Arrangement.Center,
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                items(
+                    count = petList.itemCount,
+                    key = petList.itemKey(),
+                    contentType = petList.itemContentType()
+                ) { index ->
+                    val pet = petList[index]
+                    pet?.let {
+                        var show by remember { mutableStateOf(true) }
+                        val dismissState = rememberDismissState(
+                            confirmValueChange = {
+                                if (it == DismissValue.DismissedToStart ||
+                                    it == DismissValue.DismissedToEnd
+                                ) {
+                                    show = false
+                                    true
+                                } else false
+                            }, positionalThreshold = { 200.dp.toPx() }
+                        )
+
+                        AnimatedVisibility(
+                            show, exit = fadeOut(spring())
+                        ) {
+                            SwipeToDelete(
+                                dismissState = dismissState,
+                                pet = pet,
+                                onClick = onClick
+                            )
+                        }
+
+                        LaunchedEffect(show) {
+                            if (!show) {
+                                delay(800)
+                                onSwipe(pet)
+                            }
+                        }
+                    }
+                }
+            }
+            PullRefreshIndicator(
+                refreshing, state,
+                Modifier
+                    .align(CenterHorizontally)
+                    .zIndex(100f)
+            )
+        }
+    }
+}
+
+@Composable
+private fun PetListItem(
+    pet: Pet,
+    modifier: Modifier = Modifier
+) {
+    Column(
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally,
+        modifier = Modifier.fillMaxSize()
+    ) {
+        Card(
+            modifier = modifier
+                .padding(8.dp)
+                .width(100.dp)
+                .height(150.dp), // Устанавливаем ширину и высоту карточки
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Image(
+                painter = painterResource(id = pet.imageResourceId),
+                contentDescription = null,
+                modifier = Modifier
+                    .size(100.dp)
+                    .padding(8.dp)
+            )
+            Text(
+                text = String.format("%s%n%s", pet.name, pet.birthday),
+                textAlign = TextAlign.Center,
+                modifier = Modifier.fillMaxWidth()
+            )
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/pet/list/PetListViewModel.kt

@@ -0,0 +1,30 @@
+package ru.ulstu.`is`.pmu.ui.pet.list
+
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.common.PetRepository
+import ru.ulstu.`is`.pmu.common.MyViewModel
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+
+class PetListViewModel(
+    private val petRepository: PetRepository
+) : MyViewModel() {
+
+    var petListUiState: Flow<PagingData<Pet>> = petRepository.getAllPets()
+
+    fun deletePet(pet: Pet) {
+        runInScope(
+            actionSuccess = {
+                petRepository.deletePet(pet)
+
+            }
+        )
+    }
+    fun getByUser(id: Int) {
+        runInScope(
+            actionSuccess = {
+                petListUiState = petRepository.getByUser(id)
+            }
+        )
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/pet/list/PetUserList.kt

@@ -0,0 +1,241 @@
+package ru.ulstu.`is`.pmu.ui.pet.list
+
+import android.content.res.Configuration
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.animateColorAsState
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.core.spring
+import androidx.compose.animation.fadeOut
+import androidx.compose.foundation.Image
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.layout.width
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Delete
+import androidx.compose.material.pullrefresh.PullRefreshIndicator
+import androidx.compose.material.pullrefresh.pullRefresh
+import androidx.compose.material.pullrefresh.rememberPullRefreshState
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.DismissDirection
+import androidx.compose.material3.DismissState
+import androidx.compose.material3.DismissValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Surface
+import androidx.compose.material3.SwipeToDismiss
+import androidx.compose.material3.Text
+import androidx.compose.material3.rememberDismissState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Alignment.Companion.CenterHorizontally
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.scale
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.res.painterResource
+import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.zIndex
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
+import androidx.paging.PagingData
+import androidx.paging.compose.LazyPagingItems
+import androidx.paging.compose.collectAsLazyPagingItems
+import androidx.paging.compose.itemContentType
+import androidx.paging.compose.itemKey
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.launch
+import ru.ulstu.`is`.pmu.common.AppViewModelProvider
+import ru.ulstu.`is`.pmu.database.entyties.model.Pet
+import ru.ulstu.`is`.pmu.ui.navigation.Screen
+
+
+@Composable
+fun PetUserList(
+    navController: NavController,
+    idUser: Int,
+    viewModel: PetListViewModel = viewModel(factory = AppViewModelProvider.Factory)
+) {
+    viewModel.getByUser(idUser)
+    val petListUiState = viewModel.petListUiState.collectAsLazyPagingItems()
+    Scaffold(
+        topBar = {}
+    ) { innerPadding ->
+        PetUserList(
+            modifier = Modifier
+                .padding(innerPadding)
+                .fillMaxSize(),
+            petList = petListUiState,
+            onClick = { uid: Int ->
+                val route = Screen.PetEdit.route.replace("{id}", uid.toString())
+                navController.navigate(route)
+            }
+        )
+    }
+}
+
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun SwipeToDelete(
+    dismissState: DismissState,
+    pet: Pet,
+    onClick: (uid: Int) -> Unit
+) {
+    SwipeToDismiss(
+        state = dismissState,
+        directions = setOf(
+            DismissDirection.EndToStart
+        ),
+        background = {
+            val backgroundColor by animateColorAsState(
+                when (dismissState.targetValue) {
+                    DismissValue.DismissedToStart -> Color.Red.copy(alpha = 0.8f)
+                    else -> Color.White
+                }, label = ""
+            )
+            val iconScale by animateFloatAsState(
+                targetValue = if (dismissState.targetValue == DismissValue.DismissedToStart) 1.3f else 0.5f,
+                label = ""
+            )
+            Box(
+                Modifier
+                    .fillMaxSize()
+                    .background(color = backgroundColor)
+                    .padding(end = 16.dp),
+                contentAlignment = Alignment.CenterEnd
+            ) {
+                Icon(
+                    modifier = Modifier.scale(iconScale),
+                    imageVector = Icons.Outlined.Delete,
+                    contentDescription = "Delete",
+                    tint = Color.White
+                )
+            }
+        },
+        dismissContent = {
+            PetUserListItem(pet = pet,
+                modifier = Modifier
+                    .padding(vertical = 7.dp)
+                    .clickable { onClick(pet.uid) })
+        }
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalMaterialApi::class)
+@Composable
+private fun PetUserList(
+    modifier: Modifier = Modifier,
+    petList: LazyPagingItems<Pet>,
+    onClick: (uid: Int) -> Unit,
+) {
+    val refreshScope = rememberCoroutineScope()
+    var refreshing by remember { mutableStateOf(false) }
+    fun refresh() = refreshScope.launch {
+        refreshing = true
+        petList.refresh()
+        refreshing = false
+    }
+
+    val state = rememberPullRefreshState(refreshing, ::refresh)
+    Box(
+        modifier = modifier.pullRefresh(state)
+    ) {
+        Column(
+            modifier = modifier
+        ) {
+            LazyColumn(
+                verticalArrangement = Arrangement.Center,
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                items(
+                    count = petList.itemCount,
+                    key = petList.itemKey(),
+                    contentType = petList.itemContentType()
+                ) { index ->
+                    val pet = petList[index]
+                    pet?.let {
+                        var show by remember { mutableStateOf(true) }
+                        val dismissState = rememberDismissState(
+                            confirmValueChange = {
+                                if (it == DismissValue.DismissedToStart ||
+                                    it == DismissValue.DismissedToEnd
+                                ) {
+                                    show = false
+                                    true
+                                } else false
+                            }, positionalThreshold = { 200.dp.toPx() }
+                        )
+
+                        AnimatedVisibility(
+                            show, exit = fadeOut(spring())
+                        ) {
+                            SwipeToDelete(
+                                dismissState = dismissState,
+                                pet = pet,
+                                onClick = onClick
+                            )
+                        }
+                    }
+                }
+            }
+            PullRefreshIndicator(
+                refreshing, state,
+                Modifier
+                    .align(CenterHorizontally)
+                    .zIndex(100f)
+            )
+        }
+    }
+}
+
+@Composable
+private fun PetUserListItem(
+    pet: Pet,
+    modifier: Modifier = Modifier
+) {
+    Column(
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally,
+        modifier = Modifier.fillMaxSize()
+    ) {
+        Card(
+            modifier = modifier
+                .padding(8.dp)
+                .width(100.dp)
+                .height(150.dp), // Устанавливаем ширину и высоту карточки
+            elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+        ) {
+            Image(
+                painter = painterResource(id = pet.imageResourceId),
+                contentDescription = null,
+                modifier = Modifier
+                    .size(100.dp)
+                    .padding(8.dp)
+            )
+            Text(
+                text = String.format("%s%n%s", pet.name, pet.birthday),
+                textAlign = TextAlign.Center,
+                modifier = Modifier.fillMaxWidth()
+            )
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/pet/list/UserList.kt

@@ -0,0 +1,213 @@
+package ru.ulstu.`is`.pmu.ui.pet.list
+
+import androidx.compose.animation.AnimatedVisibility
+import androidx.compose.animation.animateColorAsState
+import androidx.compose.animation.core.animateFloatAsState
+import androidx.compose.animation.core.spring
+import androidx.compose.animation.fadeOut
+import androidx.compose.foundation.background
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material.ExperimentalMaterialApi
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Delete
+import androidx.compose.material.pullrefresh.PullRefreshIndicator
+import androidx.compose.material.pullrefresh.pullRefresh
+import androidx.compose.material.pullrefresh.rememberPullRefreshState
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.DismissDirection
+import androidx.compose.material3.DismissState
+import androidx.compose.material3.DismissValue
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.SwipeToDismiss
+import androidx.compose.material3.Text
+import androidx.compose.material3.rememberDismissState
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.runtime.setValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Alignment.Companion.CenterHorizontally
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.draw.scale
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.zIndex
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
+import androidx.paging.compose.LazyPagingItems
+import androidx.paging.compose.collectAsLazyPagingItems
+import androidx.paging.compose.itemContentType
+import androidx.paging.compose.itemKey
+import kotlinx.coroutines.launch
+import ru.ulstu.`is`.pmu.common.AppViewModelProvider
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+import ru.ulstu.`is`.pmu.ui.navigation.Screen
+
+
+@Composable
+fun UserList(
+    navController: NavController,
+    viewModel: UserListViewModel = viewModel(factory = AppViewModelProvider.Factory)
+) {
+    val petListUiState = viewModel.userListUiState.collectAsLazyPagingItems()
+    Scaffold(
+        topBar = {}
+    ) { innerPadding ->
+        UserList(
+            modifier = Modifier
+                .padding(innerPadding)
+                .fillMaxSize(),
+            userList = petListUiState,
+            onClick = { uid: Int ->
+                val route = Screen.PetUserList.route.replace("{id}", uid.toString())
+                navController.navigate(route)
+            }
+        )
+    }
+}
+
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun SwipeToDelete(
+    dismissState: DismissState,
+    user: User,
+    onClick: (uid: Int) -> Unit
+) {
+    SwipeToDismiss(
+        state = dismissState,
+        directions = setOf(
+            DismissDirection.EndToStart
+        ),
+        background = {
+            val backgroundColor by animateColorAsState(
+                when (dismissState.targetValue) {
+                    DismissValue.DismissedToStart -> Color.Red.copy(alpha = 0.8f)
+                    else -> Color.White
+                }, label = ""
+            )
+            val iconScale by animateFloatAsState(
+                targetValue = if (dismissState.targetValue == DismissValue.DismissedToStart) 1.3f else 0.5f,
+                label = ""
+            )
+            Box(
+                Modifier
+                    .fillMaxSize()
+                    .background(color = backgroundColor)
+                    .padding(end = 16.dp),
+                contentAlignment = Alignment.CenterEnd
+            ) {
+                Icon(
+                    modifier = Modifier.scale(iconScale),
+                    imageVector = Icons.Outlined.Delete,
+                    contentDescription = "Delete",
+                    tint = Color.White
+                )
+            }
+        },
+        dismissContent = {
+            UserListItem(user = user,
+                modifier = Modifier
+                    .padding(vertical = 7.dp)
+                    .clickable { onClick(user.uid) })
+        }
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class, ExperimentalMaterialApi::class)
+@Composable
+private fun UserList(
+    modifier: Modifier = Modifier,
+    userList: LazyPagingItems<User>,
+    onClick: (uid: Int) -> Unit,
+) {
+    val refreshScope = rememberCoroutineScope()
+    var refreshing by remember { mutableStateOf(false) }
+    fun refresh() = refreshScope.launch {
+        refreshing = true
+        userList.refresh()
+        refreshing = false
+    }
+
+    val state = rememberPullRefreshState(refreshing, ::refresh)
+    Box(
+        modifier = modifier.pullRefresh(state)
+    ) {
+        Column(
+            modifier = modifier
+        ) {
+            LazyColumn(
+                verticalArrangement = Arrangement.Center,
+                horizontalAlignment = Alignment.CenterHorizontally
+            ) {
+                items(
+                    count = userList.itemCount,
+                    key = userList.itemKey(),
+                    contentType = userList.itemContentType()
+                ) { index ->
+                    val user = userList[index]
+                    user?.let {
+                        var show by remember { mutableStateOf(true) }
+                        val dismissState = rememberDismissState(
+                            confirmValueChange = {
+                                if (it == DismissValue.DismissedToStart ||
+                                    it == DismissValue.DismissedToEnd
+                                ) {
+                                    show = false
+                                    true
+                                } else false
+                            }, positionalThreshold = { 200.dp.toPx() }
+                        )
+
+                        AnimatedVisibility(
+                            show, exit = fadeOut(spring())
+                        ) {
+                            SwipeToDelete(
+                                dismissState = dismissState,
+                                user = user,
+                                onClick = onClick
+                            )
+                        }
+                    }
+                }
+            }
+            PullRefreshIndicator(
+                refreshing, state,
+                Modifier
+                    .align(CenterHorizontally)
+                    .zIndex(100f)
+            )
+        }
+    }
+}
+
+@Composable
+private fun UserListItem(
+    user: User,
+    modifier: Modifier = Modifier
+) {
+    Card(
+        modifier = modifier.fillMaxWidth(),
+        elevation = CardDefaults.cardElevation(defaultElevation = 2.dp)
+    ) {
+        Column(
+            modifier = modifier.padding(all = 10.dp)
+        ) {
+            Text(
+                text = String.format("%s (%s %s)", user.login, user.nameFirst, user.nameLast)
+            )
+        }
+    }
+}

app/src/main/java/ru/ulstu/is/pmu/ui/pet/list/UserListViewModel.kt

@@ -0,0 +1,16 @@
+package ru.ulstu.`is`.pmu.ui.pet.list
+
+import androidx.paging.PagingData
+import kotlinx.coroutines.flow.Flow
+import ru.ulstu.`is`.pmu.common.MyViewModel
+import ru.ulstu.`is`.pmu.common.UserRepository
+import ru.ulstu.`is`.pmu.database.entyties.model.User
+
+class UserListViewModel(
+    private val userRepository: UserRepository
+) : MyViewModel() {
+
+    var userListUiState: Flow<PagingData<User>> = userRepository.getAllUsers()
+
+}
+

app/src/main/java/ru/ulstu/is/pmu/ui/pet/report/ReportPage.kt

@@ -0,0 +1,197 @@
+package ru.ulstu.`is`.pmu.ui.pet.report
+
+import android.content.ContentResolver
+import android.content.ContentValues
+import android.content.Context
+import android.content.Intent
+import android.graphics.Paint
+import android.graphics.pdf.PdfDocument
+import android.net.Uri
+import android.os.Environment
+import android.provider.MediaStore
+import android.widget.CalendarView
+import androidx.compose.foundation.background
+import androidx.compose.foundation.border
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.RowScope
+import androidx.compose.foundation.layout.Spacer
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.wrapContentSize
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.foundation.verticalScroll
+import androidx.compose.material3.Button
+import androidx.compose.material3.ButtonDefaults
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.rememberCoroutineScope
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalContext
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.viewinterop.AndroidView
+import androidx.lifecycle.viewmodel.compose.viewModel
+import androidx.navigation.NavController
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import ru.ulstu.`is`.pmu.R
+import ru.ulstu.`is`.pmu.api.report.ReportRemote
+import ru.ulstu.`is`.pmu.common.AppViewModelProvider
+import java.io.IOException
+import java.io.OutputStream
+import java.text.SimpleDateFormat
+import java.util.Calendar
+import java.util.Date
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun ReportPage (navController: NavController?, viewModel: ReportViewModel = viewModel(factory = AppViewModelProvider.Factory))
+{
+    val context = LocalContext.current
+
+
+    val coroutineScope = rememberCoroutineScope()
+    val reportResultPageState = viewModel.reportResultPageUiState
+
+    // Здесь вы можете определить startDate и endDate
+    val startDate = viewModel.reportPageUiState.reportDetails.startDate
+    val endDate = viewModel.reportPageUiState.reportDetails.endDate
+
+    Column(
+        modifier = Modifier
+            .verticalScroll(rememberScrollState()),
+        verticalArrangement = Arrangement.Center,
+        horizontalAlignment = Alignment.CenterHorizontally
+    )
+    {
+        Text(
+            text = stringResource(id = R.string.startDate),
+            style = MaterialTheme.typography.headlineLarge
+        )
+
+        CustomCalendarView(selectedDate = startDate) { selectedDate ->
+            viewModel.onUpdate(viewModel.reportPageUiState.reportDetails.copy(startDate = selectedDate))
+        }
+
+        Text(
+            text = stringResource(id = R.string.endDate),
+            style = MaterialTheme.typography.headlineLarge
+        )
+
+
+
+        CustomCalendarView(selectedDate = endDate) { selectedDate ->
+            viewModel.onUpdate(viewModel.reportPageUiState.reportDetails.copy(endDate = selectedDate))
+        }
+
+        Spacer(modifier = Modifier.height(16.dp))
+        Button(
+            onClick = {coroutineScope.launch { viewModel.getReport()} },
+            enabled = viewModel.reportPageUiState.isEntryValid,
+            modifier = Modifier
+                .fillMaxWidth()
+                .padding(all = 10.dp)
+                .border(4.dp, MaterialTheme.colorScheme.onPrimary, shape = RoundedCornerShape(10.dp)),
+            shape = RoundedCornerShape(10.dp),
+            colors = ButtonDefaults.buttonColors(containerColor = MaterialTheme.colorScheme.primary)
+        ) {
+            Text("Сформировать отчет")
+        }
+        Spacer(modifier = Modifier.height(32.dp))
+        Text(
+            text = "Результат",
+            style = MaterialTheme.typography.headlineLarge
+        )
+        TableScreen(reportData = reportResultPageState.resReport)
+        Spacer(modifier = Modifier.height(16.dp))
+    }
+}
+@Composable
+fun CustomCalendarView(
+    selectedDate: Date,
+    onDateSelected: (Date) -> Unit
+) {
+    AndroidView(
+
+        modifier = Modifier.wrapContentSize(),
+        factory = { context ->
+            CalendarView(context).apply {
+                // Настройка CalendarView
+                val calendar = Calendar.getInstance()
+                calendar.time = selectedDate
+
+                // Установка начальной выбранной даты
+                date = calendar.timeInMillis
+
+                setOnDateChangeListener { _, year, month, dayOfMonth ->
+                    calendar.set(Calendar.YEAR, year)
+                    calendar.set(Calendar.MONTH, month)
+                    calendar.set(Calendar.DAY_OF_MONTH, dayOfMonth)
+                    val newSelectedDate = calendar.time
+
+                    // Установка новой выбранной даты
+                    date = calendar.timeInMillis
+
+                    // Вызов колбэка для передачи выбранной даты в родительский компонент
+                    onDateSelected(newSelectedDate)
+                }
+            }
+        }
+    )
+}
+
+@Composable
+fun RowScope.TableCell(
+    text: String,
+    weight: Float
+) {
+    Text(
+        text = text,
+        Modifier
+            .border(1.dp, Color.Black)
+            .weight(weight)
+            .padding(8.dp)
+    )
+}
+
+
+@Composable
+fun TableScreen(reportData: List<ReportRemote>) {
+    Column(
+        Modifier
+            .padding(16.dp)) {
+
+        Row(Modifier.background(Color.White)) {
+            TableCell(text = "№", weight = 1f)
+            TableCell(text = "Id питомца", weight = 1f)
+            TableCell(text = "Имя", weight = 1f)
+            TableCell(text = "Д/р", weight = 1f)
+            TableCell(text = "Id хозяина", weight = 1f)
+            TableCell(text = "Логин", weight = 1f)
+        }
+
+        // Here are all the lines of your table.
+        reportData.forEach {
+            val (reportId, petid, petname, birthday, userid, login) = it
+            Row(Modifier.fillMaxWidth()) {
+                TableCell(text = reportId.toString(), weight = 1f)
+                TableCell(text = petid.toString(), weight = 1f)
+                TableCell(text = petname, weight = 1f)
+                TableCell(text = birthday, weight = 1f)
+                TableCell(text = userid.toString(), weight = 1f)
+                TableCell(text = login, weight = 1f)
+
+            }
+        }
+    }
+}
+

app/src/main/java/ru/ulstu/is/pmu/ui/pet/report/ReportViewModel.kt

@@ -0,0 +1,53 @@
+package ru.ulstu.`is`.pmu.ui.pet.report
+
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.setValue
+import androidx.lifecycle.ViewModel
+import ru.ulstu.`is`.pmu.api.pet.RestPetRepository
+import ru.ulstu.`is`.pmu.api.report.ReportRemote
+import java.text.SimpleDateFormat
+import java.util.Calendar
+import java.util.Date
+
+class ReportViewModel(private val restPetRepository: RestPetRepository): ViewModel() {
+    var reportPageUiState by mutableStateOf(ReportPageUiState())
+        private set
+
+    var reportResultPageUiState by mutableStateOf(ReportResultPageUiState())
+        private set
+
+    fun onUpdate(reportDetails: ReportDetails) {
+        reportPageUiState = ReportPageUiState(reportDetails = reportDetails, isEntryValid = validateInput(reportDetails))
+    }
+
+    private fun validateInput(uiState: ReportDetails = reportPageUiState.reportDetails): Boolean {
+        return with(uiState) {
+            startDate != Date(0) && endDate != Date(0) && startDate < endDate
+        }
+    }
+
+    suspend fun getReport() {
+
+        val startDateQueryParam = SimpleDateFormat("dd.MM.yyyy").format(reportPageUiState.reportDetails.startDate)
+        val endDateQueryParam = SimpleDateFormat("dd.MM.yyyy").format(reportPageUiState.reportDetails.endDate)
+
+        // Вызов репозитория с отформатированными датами
+        val res = restPetRepository.getReport(startDateQueryParam, endDateQueryParam)
+        reportResultPageUiState = ReportResultPageUiState(res)
+    }
+}
+
+data class ReportDetails(
+    val startDate: Date = Calendar.getInstance().time,
+    val endDate: Date = Calendar.getInstance().time
+)
+
+data class ReportPageUiState(
+    val reportDetails: ReportDetails = ReportDetails(),
+    val isEntryValid: Boolean = false
+)
+
+data class ReportResultPageUiState(
+    var resReport: List<ReportRemote> = emptyList()
+)

app/src/main/res/drawable/ic_launcher_background.xml

@@ -0,0 +1,170 @@
+<?xml version="1.0" encoding="utf-8"?>
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path
+        android:fillColor="#3DDC84"
+        android:pathData="M0,0h108v108h-108z" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M9,0L9,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,0L19,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,0L29,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,0L39,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,0L49,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,0L59,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,0L69,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,0L79,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M89,0L89,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M99,0L99,108"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,9L108,9"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,19L108,19"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,29L108,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,39L108,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,49L108,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,59L108,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,69L108,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,79L108,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,89L108,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M0,99L108,99"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,29L89,29"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,39L89,39"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,49L89,49"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,59L89,59"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,69L89,69"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M19,79L89,79"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M29,19L29,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M39,19L39,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M49,19L49,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M59,19L59,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M69,19L69,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+    <path
+        android:fillColor="#00000000"
+        android:pathData="M79,19L79,89"
+        android:strokeWidth="0.8"
+        android:strokeColor="#33FFFFFF" />
+</vector>

app/src/main/res/drawable/ic_launcher_foreground.xml

@@ -0,0 +1,30 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:aapt="http://schemas.android.com/aapt"
+    android:width="108dp"
+    android:height="108dp"
+    android:viewportWidth="108"
+    android:viewportHeight="108">
+    <path android:pathData="M31,63.928c0,0 6.4,-11 12.1,-13.1c7.2,-2.6 26,-1.4 26,-1.4l38.1,38.1L107,108.928l-32,-1L31,63.928z">
+        <aapt:attr name="android:fillColor">
+            <gradient
+                android:endX="85.84757"
+                android:endY="92.4963"
+                android:startX="42.9492"
+                android:startY="49.59793"
+                android:type="linear">
+                <item
+                    android:color="#44000000"
+                    android:offset="0.0" />
+                <item
+                    android:color="#00000000"
+                    android:offset="1.0" />
+            </gradient>
+        </aapt:attr>
+    </path>
+    <path
+        android:fillColor="#FFFFFF"
+        android:fillType="nonZero"
+        android:pathData="M65.3,45.828l3.8,-6.6c0.2,-0.4 0.1,-0.9 -0.3,-1.1c-0.4,-0.2 -0.9,-0.1 -1.1,0.3l-3.9,6.7c-6.3,-2.8 -13.4,-2.8 -19.7,0l-3.9,-6.7c-0.2,-0.4 -0.7,-0.5 -1.1,-0.3C38.8,38.328 38.7,38.828 38.9,39.228l3.8,6.6C36.2,49.428 31.7,56.028 31,63.928h46C76.3,56.028 71.8,49.428 65.3,45.828zM43.4,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2c-0.3,-0.7 -0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C45.3,56.528 44.5,57.328 43.4,57.328L43.4,57.328zM64.6,57.328c-0.8,0 -1.5,-0.5 -1.8,-1.2s-0.1,-1.5 0.4,-2.1c0.5,-0.5 1.4,-0.7 2.1,-0.4c0.7,0.3 1.2,1 1.2,1.8C66.5,56.528 65.6,57.328 64.6,57.328L64.6,57.328z"
+        android:strokeWidth="1"
+        android:strokeColor="#00000000" />
+</vector>

app/src/main/res/mipmap-anydpi-v26/ic_launcher.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/mipmap-anydpi-v26/ic_launcher_round.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<adaptive-icon xmlns:android="http://schemas.android.com/apk/res/android">
+    <background android:drawable="@drawable/ic_launcher_background" />
+    <foreground android:drawable="@drawable/ic_launcher_foreground" />
+    <monochrome android:drawable="@drawable/ic_launcher_foreground" />
+</adaptive-icon>

app/src/main/res/values/colors.xml

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <color name="purple_200">#FFBB86FC</color>
+    <color name="purple_500">#FF6200EE</color>
+    <color name="purple_700">#FF3700B3</color>
+    <color name="teal_200">#FF03DAC5</color>
+    <color name="teal_700">#FF018786</color>
+    <color name="black">#FF000000</color>
+    <color name="white">#FFFFFFFF</color>
+</resources>

app/src/main/res/values/strings.xml

@@ -0,0 +1,16 @@
+<resources>
+    <string name="app_name">pmu-demo</string>
+    <string name="name">Имя</string>
+    <string name="note">Заметка</string>
+    <string name="list_pet">Питомцы</string>
+    <string name="list_user">Пользователи</string>
+    <string name="back">Назад</string>
+    <string name="loading">Загрузка…</string>
+    <string name="report">Отчёт</string>
+    <string name="pet_view">Питомец</string>
+    <string name="pet_empty_description">Записи о питомцых отсутствуют</string>
+    <string name="user_is_not_selested">Хозяин не указан</string>
+    <string name="save">Сохранить</string>
+    <string name="startDate">Дата начала</string>
+    <string name="endDate">Дата конца</string>
+</resources>

app/src/main/res/values/themes.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+
+    <style name="Theme.Pmudemo" parent="android:Theme.Material.Light.NoActionBar" />
+</resources>

app/src/main/res/xml/backup_rules.xml

@@ -0,0 +1,13 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample backup rules file; uncomment and customize as necessary.
+   See https://developer.android.com/guide/topics/data/autobackup
+   for details.
+   Note: This file is ignored for devices older that API 31
+   See https://developer.android.com/about/versions/12/backup-restore
+-->
+<full-backup-content>
+    <!--
+   <include domain="sharedpref" path="."/>
+   <exclude domain="sharedpref" path="device.xml"/>
+-->
+</full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?><!--
+   Sample data extraction rules file; uncomment and customize as necessary.
+   See https://developer.android.com/about/versions/12/backup-restore#xml-changes
+   for details.
+-->
+<data-extraction-rules>
+    <cloud-backup>
+        <!-- TODO: Use <include> and <exclude> to control what is backed up.
+        <include .../>
+        <exclude .../>
+        -->
+    </cloud-backup>
+    <!--
+    <device-transfer>
+        <include .../>
+        <exclude .../>
+    </device-transfer>
+    -->
+</data-extraction-rules>

app/src/main/res/xml/network_security_config.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<network-security-config>
+    <domain-config cleartextTrafficPermitted="true">
+        <domain includeSubdomains="true">10.0.2.2</domain>
+    </domain-config>
+</network-security-config>

app/src/test/java/ru/ulstu/is/pmu/ExampleUnitTest.kt

@@ -0,0 +1,16 @@
+package ru.ulstu.`is`.pmu
+
+import org.junit.Assert.assertEquals
+import org.junit.Test
+
+/**
+ * Example local unit test, which will execute on the development machine (host).
+ *
+ * See [testing documentation](http://d.android.com/tools/testing).
+ */
+class ExampleUnitTest {
+    @Test
+    fun addition_isCorrect() {
+        assertEquals(4, 2 + 2)
+    }
+}

build.gradle.kts

@@ -0,0 +1,7 @@
+// Top-level build file where you can add configuration options common to all sub-projects/modules.
+plugins {
+    id("com.android.application") version "8.1.4" apply false
+    id("org.jetbrains.kotlin.android") version "1.8.20" apply false
+    id("com.google.devtools.ksp") version "1.8.20-1.0.11" apply false
+    id("org.jetbrains.kotlin.plugin.serialization") version "1.8.20" apply false
+}

gradle.properties

@@ -0,0 +1,23 @@
+# Project-wide Gradle settings.
+# IDE (e.g. Android Studio) users:
+# Gradle settings configured through the IDE *will override*
+# any settings specified in this file.
+# For more details on how to configure your build environment visit
+# http://www.gradle.org/docs/current/userguide/build_environment.html
+# Specifies the JVM arguments used for the daemon process.
+# The setting is particularly useful for tweaking memory settings.
+org.gradle.jvmargs=-Xmx2048m -Dfile.encoding=UTF-8
+# When configured, Gradle will run in incubating parallel mode.
+# This option should only be used with decoupled projects. More details, visit
+# http://www.gradle.org/docs/current/userguide/multi_project_builds.html#sec:decoupled_projects
+# org.gradle.parallel=true
+# AndroidX package structure to make it clearer which packages are bundled with the
+# Android operating system, and which are packaged with your app's APK
+# https://developer.android.com/topic/libraries/support-library/androidx-rn
+android.useAndroidX=true
+# Kotlin code style for this project: "official" or "obsolete":
+kotlin.code.style=official
+# Enables namespacing of each library's R class so that its R class includes only the
+# resources declared in the library itself and none from the library's dependencies,
+# thereby reducing the size of the R class for that library
+android.nonTransitiveRClass=true

gradle/wrapper/gradle-wrapper.properties

@@ -0,0 +1,6 @@
+#Mon Sep 25 15:50:37 SAMT 2023
+distributionBase=GRADLE_USER_HOME
+distributionPath=wrapper/dists
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.0-bin.zip
+zipStoreBase=GRADLE_USER_HOME
+zipStorePath=wrapper/dists

gradlew

@@ -0,0 +1,185 @@
+#!/usr/bin/env sh
+
+#
+# Copyright 2015 the original author or authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+##############################################################################
+##
+##  Gradle start up script for UN*X
+##
+##############################################################################
+
+# Attempt to set APP_HOME
+# Resolve links: $0 may be a link
+PRG="$0"
+# Need this for relative symlinks.
+while [ -h "$PRG" ] ; do
+    ls=`ls -ld "$PRG"`
+    link=`expr "$ls" : '.*-> \(.*\)$'`
+    if expr "$link" : '/.*' > /dev/null; then
+        PRG="$link"
+    else
+        PRG=`dirname "$PRG"`"/$link"
+    fi
+done
+SAVED="`pwd`"
+cd "`dirname \"$PRG\"`/" >/dev/null
+APP_HOME="`pwd -P`"
+cd "$SAVED" >/dev/null
+
+APP_NAME="Gradle"
+APP_BASE_NAME=`basename "$0"`
+
+# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
+
+# Use the maximum available, or set MAX_FD != -1 to use that value.
+MAX_FD="maximum"
+
+warn () {
+    echo "$*"
+}
+
+die () {
+    echo
+    echo "$*"
+    echo
+    exit 1
+}
+
+# OS specific support (must be 'true' or 'false').
+cygwin=false
+msys=false
+darwin=false
+nonstop=false
+case "`uname`" in
+  CYGWIN* )
+    cygwin=true
+    ;;
+  Darwin* )
+    darwin=true
+    ;;
+  MINGW* )
+    msys=true
+    ;;
+  NONSTOP* )
+    nonstop=true
+    ;;
+esac
+
+CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
+
+
+# Determine the Java command to use to start the JVM.
+if [ -n "$JAVA_HOME" ] ; then
+    if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
+        # IBM's JDK on AIX uses strange locations for the executables
+        JAVACMD="$JAVA_HOME/jre/sh/java"
+    else
+        JAVACMD="$JAVA_HOME/bin/java"
+    fi
+    if [ ! -x "$JAVACMD" ] ; then
+        die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+    fi
+else
+    JAVACMD="java"
+    which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+
+Please set the JAVA_HOME variable in your environment to match the
+location of your Java installation."
+fi
+
+# Increase the maximum file descriptors if we can.
+if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
+    MAX_FD_LIMIT=`ulimit -H -n`
+    if [ $? -eq 0 ] ; then
+        if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
+            MAX_FD="$MAX_FD_LIMIT"
+        fi
+        ulimit -n $MAX_FD
+        if [ $? -ne 0 ] ; then
+            warn "Could not set maximum file descriptor limit: $MAX_FD"
+        fi
+    else
+        warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
+    fi
+fi
+
+# For Darwin, add options to specify how the application appears in the dock
+if $darwin; then
+    GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
+fi
+
+# For Cygwin or MSYS, switch paths to Windows format before running java
+if [ "$cygwin" = "true" -o "$msys" = "true" ] ; then
+    APP_HOME=`cygpath --path --mixed "$APP_HOME"`
+    CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
+
+    JAVACMD=`cygpath --unix "$JAVACMD"`
+
+    # We build the pattern for arguments to be converted via cygpath
+    ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
+    SEP=""
+    for dir in $ROOTDIRSRAW ; do
+        ROOTDIRS="$ROOTDIRS$SEP$dir"
+        SEP="|"
+    done
+    OURCYGPATTERN="(^($ROOTDIRS))"
+    # Add a user-defined pattern to the cygpath arguments
+    if [ "$GRADLE_CYGPATTERN" != "" ] ; then
+        OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
+    fi
+    # Now convert the arguments - kludge to limit ourselves to /bin/sh
+    i=0
+    for arg in "$@" ; do
+        CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
+        CHECK2=`echo "$arg"|egrep -c "^-"`                                 ### Determine if an option
+
+        if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then                    ### Added a condition
+            eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
+        else
+            eval `echo args$i`="\"$arg\""
+        fi
+        i=`expr $i + 1`
+    done
+    case $i in
+        0) set -- ;;
+        1) set -- "$args0" ;;
+        2) set -- "$args0" "$args1" ;;
+        3) set -- "$args0" "$args1" "$args2" ;;
+        4) set -- "$args0" "$args1" "$args2" "$args3" ;;
+        5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
+        6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
+        7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
+        8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
+        9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
+    esac
+fi
+
+# Escape application args
+save () {
+    for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
+    echo " "
+}
+APP_ARGS=`save "$@"`
+
+# Collect all arguments for the java command, following the shell quoting and substitution rules
+eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
+
+exec "$JAVACMD" "$@"

gradlew.bat

@@ -0,0 +1,89 @@
+@rem
+@rem Copyright 2015 the original author or authors.
+@rem
+@rem Licensed under the Apache License, Version 2.0 (the "License");
+@rem you may not use this file except in compliance with the License.
+@rem You may obtain a copy of the License at
+@rem
+@rem      https://www.apache.org/licenses/LICENSE-2.0
+@rem
+@rem Unless required by applicable law or agreed to in writing, software
+@rem distributed under the License is distributed on an "AS IS" BASIS,
+@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+@rem See the License for the specific language governing permissions and
+@rem limitations under the License.
+@rem
+
+@if "%DEBUG%" == "" @echo off
+@rem ##########################################################################
+@rem
+@rem  Gradle startup script for Windows
+@rem
+@rem ##########################################################################
+
+@rem Set local scope for the variables with windows NT shell
+if "%OS%"=="Windows_NT" setlocal
+
+set DIRNAME=%~dp0
+if "%DIRNAME%" == "" set DIRNAME=.
+set APP_BASE_NAME=%~n0
+set APP_HOME=%DIRNAME%
+
+@rem Resolve any "." and ".." in APP_HOME to make it shorter.
+for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
+
+@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
+set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
+
+@rem Find java.exe
+if defined JAVA_HOME goto findJavaFromJavaHome
+
+set JAVA_EXE=java.exe
+%JAVA_EXE% -version >NUL 2>&1
+if "%ERRORLEVEL%" == "0" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:findJavaFromJavaHome
+set JAVA_HOME=%JAVA_HOME:"=%
+set JAVA_EXE=%JAVA_HOME%/bin/java.exe
+
+if exist "%JAVA_EXE%" goto execute
+
+echo.
+echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
+echo.
+echo Please set the JAVA_HOME variable in your environment to match the
+echo location of your Java installation.
+
+goto fail
+
+:execute
+@rem Setup the command line
+
+set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
+
+
+@rem Execute Gradle
+"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
+
+:end
+@rem End local scope for the variables with windows NT shell
+if "%ERRORLEVEL%"=="0" goto mainEnd
+
+:fail
+rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
+rem the _cmd.exe /c_ return code!
+if  not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
+exit /b 1
+
+:mainEnd
+if "%OS%"=="Windows_NT" endlocal
+
+:omega

links

@@ -0,0 +1 @@
+https://developer.android.com/codelabs/basic-android-kotlin-compose-persisting-data-room#0

server/.gitignore

@@ -0,0 +1,42 @@
+# See http://help.github.com/ignore-files/ for more about ignoring files.
+
+# Compiled output
+/dist
+/tmp
+/out-tsc
+/bazel-out
+
+# Node
+/node_modules
+npm-debug.log
+yarn-error.log
+
+# IDEs and editors
+.idea/
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# Visual Studio Code
+.vscode/*
+!.vscode/settings.json
+!.vscode/tasks.json
+!.vscode/launch.json
+!.vscode/extensions.json
+.history/*
+
+# Miscellaneous
+/.angular/cache
+.sass-cache/
+/connect.lock
+/coverage
+/libpeerconnection.log
+testem.log
+/typings
+
+# System files
+.DS_Store
+Thumbs.db

server/data.json

@@ -0,0 +1,34 @@
+{
+  "users": [
+    {
+      "id": 1,
+      "login": "ivan",
+      "nameFirst": "Иван",
+      "nameLast": "Иванов"
+    },
+    {
+      "id": 2,
+      "login": "ann",
+      "nameFirst": "Анна",
+      "nameLast": "Аннова"
+    }
+  ],
+  "pets": [
+    {
+      "id": 1,
+      "name": "pet1",
+      "note": "note",
+      "birthday": "10.11.2023",
+      "userId": 2,
+      "imageResourceId": 2130968592
+    },
+    {
+      "name": "pet2",
+      "note": "note",
+      "birthday": "24.12.2023",
+      "userId": 2,
+      "imageResourceId": 2130968593,
+      "id": 2
+    }
+  ]
+}