third labwork

.idea/kotlinc.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="KotlinJpsPluginSettings">
-    <option name="version" value="1.8.10" />
+    <option name="version" value="1.6.21" />
   </component>
 </project>

app/build.gradle.kts

@@ -1,6 +1,8 @@
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
+    id("com.google.devtools.ksp") version "1.6.21-1.0.6"
+    kotlin("kapt")
 }
 
 android {
@@ -30,11 +32,11 @@ android {
         }
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_1_8
-        targetCompatibility = JavaVersion.VERSION_1_8
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
     }
     kotlinOptions {
-        jvmTarget = "1.8"
+        jvmTarget = "17"
     }
     buildFeatures {
         compose = true
@@ -74,4 +76,34 @@ dependencies {
 
     implementation ("androidx.compose.material3:material3:1.1.2")
     implementation ("io.github.boguszpawlowski.composecalendar:composecalendar:1.1.1")
+
+    val room_version = "2.5.2"
+//    implementation("androidx.room:room-runtime:$room_version")
+//    annotationProcessor("androidx.room:room-compiler:$room_version")
+//    ksp("androidx.room:room-compiler:$room_version")
+//    implementation("androidx.room:room-ktx:$room_version")
+//    implementation("androidx.room:room-paging:$room_version")
+
+    implementation("androidx.room:room-runtime:$room_version")
+    kapt("androidx.room:room-compiler:$room_version")
+
+    // To use Kotlin annotation processing tool (kapt)
+    //kapt("androidx.room:room-compiler:$room_version")
+    // To use Kotlin Symbol Processing (KSP)
+    ksp("androidx.room:room-compiler:$room_version")
+
+    // optional - Kotlin Extensions and Coroutines support for Room
+    implementation("androidx.room:room-ktx:$room_version")
+
+    // optional - RxJava2 support for Room
+    //implementation("androidx.room:room-rxjava2:$room_version")
+
+    // optional - RxJava3 support for Room
+    implementation("androidx.room:room-rxjava3:$room_version")
+
+    // optional - Guava support for Room, including Optional and ListenableFuture
+   // implementation("androidx.room:room-guava:$room_version")
+
+    // optional - Paging 3 Integration
+    implementation("androidx.room:room-paging:$room_version")
 }

app/src/main/java/com/example/pmu_dozorova/room/dao/DairyDao.kt

@@ -0,0 +1,27 @@
+package com.example.pmu_dozorova.room.dao
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Dairy
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface DairyDao {
+    @Query("select * from dairy")
+    fun getAll(): Flow<List<Dairy>>
+
+    @Query("select * from dairy where dairy.date = :date")
+    fun getDairyByDate(date: String): Flow<Dairy>
+
+    @Insert
+    suspend fun insert(dairy: Dairy)
+
+    @Update
+    suspend fun update(dairy: Dairy)
+
+    @Delete
+    suspend fun delete(dairy: Dairy)
+}

app/src/main/java/com/example/pmu_dozorova/room/dao/EventDao.kt

@@ -0,0 +1,27 @@
+package com.example.pmu_dozorova.room.dao
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Event
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface EventDao {
+    @Query("select * from event")
+    fun getAll(): Flow<List<Event>>
+
+    @Query("select * from event where event.date = :date")
+    fun getEventByDate(date: String): Flow<Event>
+
+    @Insert
+    suspend fun insert(event: Event)
+
+    @Update
+    suspend fun update(event: Event)
+
+    @Delete
+    suspend fun delete(event: Event)
+}

app/src/main/java/com/example/pmu_dozorova/room/dao/NoteDao.kt

@@ -0,0 +1,26 @@
+package com.example.pmu_dozorova.room.dao
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Note
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface NoteDao {
+    @Query("select * from note")
+    fun getAll(): Flow<List<Note>>
+
+    @Query("select * from note where note.id = :id")
+    fun getNoteById(id: Int): Flow<Note>
+
+    @Insert
+    suspend fun insert(note: Note)
+
+    @Update
+    suspend fun update(note: Note)
+
+    @Delete
+    suspend fun delete(note: Note)
+}

app/src/main/java/com/example/pmu_dozorova/room/dao/ReviewDao.kt

@@ -0,0 +1,27 @@
+package com.example.pmu_dozorova.room.dao
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Review
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface ReviewDao {
+    @Query("select * from review")
+    fun getAll(): Flow<List<Review>>
+
+    @Query("select * from review where review.date = :date")
+    fun getReviewByDate(date: String): Flow<Review>
+
+    @Insert
+    suspend fun insert(review: Review)
+
+    @Update
+    suspend fun update(review: Review)
+
+    @Delete
+    suspend fun delete(review: Review)
+}

app/src/main/java/com/example/pmu_dozorova/room/dao/TaskDao.kt

@@ -0,0 +1,28 @@
+package com.example.pmu_dozorova.room.dao
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Review
+import com.example.pmu_dozorova.room.entity.Task
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface TaskDao {
+    @Query("select * from task")
+    fun getAll(): Flow<List<Task>>
+
+    @Query("select * from task where :date BETWEEN dateStart AND dateEnd")
+    fun getTaskByDate(date: String): Flow<Task>
+
+    @Insert
+    suspend fun insert(review: Review)
+
+    @Update
+    suspend fun update(review: Review)
+
+    @Delete
+    suspend fun delete(review: Review)
+}

app/src/main/java/com/example/pmu_dozorova/room/dao/UserDao.kt

@@ -0,0 +1,31 @@
+package com.example.pmu_dozorova.room.dao
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+import com.example.pmu_dozorova.room.entity.Review
+import com.example.pmu_dozorova.room.entity.User
+import kotlinx.coroutines.flow.Flow
+
+@Dao
+interface UserDao {
+    @Query("select * from user")
+    fun getAll(): Flow<List<User>>
+
+    @Query("select * from user where user.id = :idUser")
+    fun getUserById(idUser: Int): Flow<User>
+
+    @Query("select * from review WHERE review.userId= :idUser")
+    fun getUserReviews(idUser: Int): Flow<List<Review>>
+
+    @Insert
+    suspend fun insert(user: User)
+
+    @Update
+    suspend fun update(user: User)
+
+    @Delete
+    suspend fun delete(user: User)
+}

app/src/main/java/com/example/pmu_dozorova/room/database/DairyDatabase.kt

@@ -0,0 +1,82 @@
+package com.example.pmu_dozorova.room.database
+
+import android.content.Context
+import androidx.room.Database
+import androidx.room.Room
+import androidx.room.RoomDatabase
+import androidx.sqlite.db.SupportSQLiteDatabase
+import com.example.pmu_dozorova.room.dao.DairyDao
+import com.example.pmu_dozorova.room.dao.EventDao
+import com.example.pmu_dozorova.room.dao.NoteDao
+import com.example.pmu_dozorova.room.dao.ReviewDao
+import com.example.pmu_dozorova.room.dao.TaskDao
+import com.example.pmu_dozorova.room.dao.UserDao
+import com.example.pmu_dozorova.room.entity.Dairy
+import com.example.pmu_dozorova.room.entity.Event
+import com.example.pmu_dozorova.room.entity.Note
+import com.example.pmu_dozorova.room.entity.Review
+import com.example.pmu_dozorova.room.entity.Task
+import com.example.pmu_dozorova.room.entity.User
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+
+
+@Database(entities = [User::class,
+                        Dairy::class,
+                        Event::class,
+                        Note::class,
+                        Review::class,
+                        Task::class], version = 5, exportSchema = false)
+abstract class DairyDatabase : RoomDatabase() {
+    abstract fun userDao(): UserDao
+    abstract fun dairyDao(): DairyDao
+    abstract fun eventDao(): EventDao
+    abstract fun noteDao(): NoteDao
+    abstract fun reviewDao(): ReviewDao
+    abstract fun taskDao(): TaskDao
+
+    companion object {
+        private const val DB_NAME: String = "news-portal"
+
+        @Volatile
+        private var INSTANCE: DairyDatabase? = null
+        private suspend fun populateDatabase() {
+            INSTANCE?.let { database ->
+                val userDao = database.userDao()
+                val user1 = User(1, "user","user")
+                userDao.insert(user1)
+
+                val noteDao = database.noteDao()
+                val note1 = Note(1, "Города")
+                val note2 = Note(2, "Планы")
+                val note3 = Note(3, "Начнем с начала")
+
+                noteDao.insert(note1)
+                noteDao.insert(note2)
+                noteDao.insert(note3)
+
+            }
+        }
+
+        fun getInstance(appContext: Context): DairyDatabase {
+            return INSTANCE ?: synchronized(this) {
+                Room.databaseBuilder(
+                    appContext,
+                    DairyDatabase::class.java,
+                    DB_NAME
+                )
+                    .addCallback(object : Callback() {
+                        override fun onCreate(db: SupportSQLiteDatabase) {
+                            super.onCreate(db)
+                            CoroutineScope(Dispatchers.IO).launch {
+                                populateDatabase()
+                            }
+                        }
+                    })
+                    .build()
+                    .also { INSTANCE = it }
+            }
+        }
+    }
+}

app/src/main/java/com/example/pmu_dozorova/room/entity/Dairy.kt

@@ -0,0 +1,27 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "dairy")
+data class Dairy(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "text")
+    var Text: String,
+    @ColumnInfo(name = "date")
+    var date: String
+    ) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Dairy
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}

app/src/main/java/com/example/pmu_dozorova/room/entity/Event.kt

@@ -0,0 +1,27 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "event")
+data class Event(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "name")
+    var Name: String,
+    @ColumnInfo(name = "date")
+    var date: String
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Event
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}

app/src/main/java/com/example/pmu_dozorova/room/entity/Note.kt

@@ -0,0 +1,25 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "note")
+data class Note(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "text")
+    var Text: String,
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Note
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}

app/src/main/java/com/example/pmu_dozorova/room/entity/Review.kt

@@ -0,0 +1,36 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.ForeignKey
+import androidx.room.PrimaryKey
+@Entity(tableName = "review",
+    foreignKeys = [ForeignKey(entity = User::class,
+        parentColumns = ["id"], childColumns = ["userId"],
+        onDelete = ForeignKey.CASCADE,
+        onUpdate = ForeignKey.CASCADE)])
+data class Review(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "date")
+    var Date: String,
+    @ColumnInfo(name = "text")
+    var Text: String,
+    @ColumnInfo(name = "rating")
+    var Rating: String,
+    @ColumnInfo(name = "userId")
+    var userID: Int,
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Review
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}
+

app/src/main/java/com/example/pmu_dozorova/room/entity/Task.kt

@@ -0,0 +1,37 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+import com.example.pmu_dozorova.models.Priority
+
+@Entity(tableName = "task")
+data class Task(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "header")
+    var header: String,
+    @ColumnInfo(name = "discription")
+    var discription: String,
+    @ColumnInfo(name = "dateStart")
+    var dateStart: String,
+    @ColumnInfo(name = "dateEnd")
+    var dateEnd: String,
+    @ColumnInfo(name = "priority")
+    var priority: Priority,
+    @ColumnInfo(name = "status")
+    var status: Boolean,
+
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as Task
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}

app/src/main/java/com/example/pmu_dozorova/room/entity/User.kt

@@ -0,0 +1,31 @@
+package com.example.pmu_dozorova.room.entity
+
+import androidx.room.ColumnInfo
+import androidx.room.Entity
+import androidx.room.Index
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "user",
+    indices = [Index(value = ["Login"], unique = true),
+        Index(value = ["password"], unique = true)
+    ])
+data class User(
+    @PrimaryKey(autoGenerate = true)
+    val id: Int?,
+    @ColumnInfo(name = "Login")
+    var Login: String,
+    @ColumnInfo(name = "password")
+    var password: String,
+) {
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (javaClass != other?.javaClass) return false
+        other as User
+        if (id != other.id) return false
+        return true
+    }
+
+    override fun hashCode(): Int {
+        return id ?: -1
+    }
+}

app/src/main/java/com/example/pmu_dozorova/uiComponents/LoginView.kt

@@ -1,6 +1,7 @@
 package com.example.pmu_dozorova.uiComponents
 
 import android.content.Context
+import android.widget.Toast
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -16,9 +17,12 @@ import androidx.compose.material3.TextButton
 import androidx.compose.material3.TextField
 import androidx.compose.material3.TextFieldDefaults
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateListOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
@@ -29,17 +33,33 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.input.PasswordVisualTransformation
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.em
 import androidx.navigation.NavController
 import com.example.pmu_dozorova.InputType
+import com.example.pmu_dozorova.room.database.DairyDatabase
+import com.example.pmu_dozorova.room.entity.User
 import com.google.accompanist.insets.ProvideWindowInsets
 import com.google.accompanist.insets.navigationBarsWithImePadding
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 
-    @Composable
+@Composable
     fun Login(navController: NavController) {
+        var loginValue by rememberSaveable { mutableStateOf("") }
+        var passwordValue by rememberSaveable { mutableStateOf("") }
         val context = LocalContext.current
+        val users = remember { mutableStateListOf<User>() }
+        LaunchedEffect(Unit) {
+            withContext(Dispatchers.IO) {
+                DairyDatabase.getInstance(context).userDao().getAll().collect { data: Collection<User> ->
+                    users.clear()
+                    users.addAll(data)
+                }
+            }
+        }
         val passwordFocusRequester = FocusRequester()
         val focusManager = LocalFocusManager.current
         ProvideWindowInsets {
@@ -58,17 +78,26 @@ import com.google.accompanist.insets.navigationBarsWithImePadding
                         fontSize=15.em
                     )
                 }
-                TextInput(InputType.Name, keyboardActions = KeyboardActions(onNext = {
-                    passwordFocusRequester.requestFocus()
-                }), modifierNew = null)
-                TextInput(InputType.Password, keyboardActions = KeyboardActions(onDone = {
-                    focusManager.clearFocus()
-                    context.doLogin(navController)
-                }), focusRequester = passwordFocusRequester, modifierNew = null)
+//                TextInput(InputType.Name,
+//                    keyboardActions = KeyboardActions(onNext = {
+//                    passwordFocusRequester.requestFocus()
+//                }), modifierNew = null)
+//                TextInput(InputType.Password, keyboardActions = KeyboardActions(onDone = {
+//                    focusManager.clearFocus()
+//                    context.doLogin(navController)
+//                }), focusRequester = passwordFocusRequester, modifierNew = null)
+                TextField(
+                    value = loginValue,
+                    onValueChange = { loginValue = it })
+                TextField(
+                    value = passwordValue,
+                    onValueChange = { passwordValue = it },
+                    visualTransformation = PasswordVisualTransformation(),)
                 Button(onClick = {
-                    context.doLogin(navController)
+                    context.doLogin(navController, users, loginValue, passwordValue)
                 }, modifier = Modifier.fillMaxWidth()) {
-                    Text("Войти", Modifier.padding(vertical = 8.dp), textAlign = TextAlign.Center )
+                    Text("Войти", Modifier.padding(vertical = 8.dp),
+                        textAlign = TextAlign.Center )
                 }
                 Divider(
                     color = Color.White.copy(alpha = 0.3f),
@@ -119,8 +148,22 @@ import com.google.accompanist.insets.navigationBarsWithImePadding
             )
         }
     }
-    private fun Context.doLogin(navController:NavController) {
-        navController?.navigate(Screen.Home.route)
+    private fun Context.doLogin(navController:NavController, users:List<User>, login:String,password:String) {
+        if (password.isNotEmpty()) {
+            users.forEach { user ->
+                if (user.password == password && user.Login == login) {
+                    navController?.navigate(Screen.Home.route)
+                }else{
+                    Toast.makeText(
+                        this,
+                        "Неправильно указан логин или пароль",
+                        Toast.LENGTH_SHORT
+                    ).show()
+                }
+            }
+
+        }
+
     }
 fun navRegistration(navController:NavController) {
     navController?.navigate(Screen.Registration.route)

app/src/main/java/com/example/pmu_dozorova/uiComponents/MonthView.kt

@@ -9,14 +9,22 @@ import androidx.compose.foundation.layout.padding
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.remember
 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.unit.dp
 import androidx.navigation.NavHostController
-import com.example.pmu_dozorova.models.Event
+import com.example.pmu_dozorova.room.entity.Event
 import com.example.pmu_dozorova.models.getEvents
+import com.example.pmu_dozorova.room.database.DairyDatabase
+import com.example.pmu_dozorova.room.entity.User
 import io.github.boguszpawlowski.composecalendar.StaticCalendar
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 import java.time.LocalDate
 import java.time.format.DateTimeFormatter
 
@@ -34,7 +42,17 @@ fun MounthView(navController: NavHostController){
         val localDate = LocalDate.now() //For reference
         val formatter = DateTimeFormatter.ofPattern("dd LLLL yyyy")
         val formattedString = localDate.format(formatter)
-        var list = getEvents()
+        //var list = getEvents()
+        val context = LocalContext.current
+        val list = remember { mutableStateListOf<Event>() }
+        LaunchedEffect(Unit) {
+            withContext(Dispatchers.IO) {
+                DairyDatabase.getInstance(context).eventDao().getAll().collect { data: Collection<Event> ->
+                    list.clear()
+                    list.addAll(data)
+                }
+            }
+        }
 
         Row {
             for (l: Event in list) {

app/src/main/java/com/example/pmu_dozorova/uiComponents/NotesView.kt

@@ -13,6 +13,9 @@ import androidx.compose.material3.ButtonDefaults
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
@@ -21,13 +24,23 @@ import androidx.compose.ui.text.font.FontStyle
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.em
 import androidx.navigation.NavHostController
-import com.example.pmu_dozorova.models.Note
-import com.example.pmu_dozorova.models.getNotes
+import com.example.pmu_dozorova.room.database.DairyDatabase
+import com.example.pmu_dozorova.room.entity.Note
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.withContext
 
 @Composable
 fun ListNote(navController: NavHostController) {
     val context = LocalContext.current
-    val list = getNotes()
+    val list = remember { mutableStateListOf<Note>() }
+    LaunchedEffect(Unit) {
+        withContext(Dispatchers.IO) {
+            DairyDatabase.getInstance(context).noteDao().getAll().collect { data: Collection<com.example.pmu_dozorova.room.entity.Note> ->
+                list.clear()
+                list.addAll(data)
+            }
+        }
+    }
     Scaffold(bottomBar = {
         Navbar(navController, currentDestination = null, modifier = Modifier.padding(1.dp))
     }) { innerPadding ->

app/src/main/java/com/example/pmu_dozorova/uiComponents/RegistrationView.kt

@@ -1,16 +1,24 @@
 package com.example.pmu_dozorova.uiComponents
 
 import android.content.Context
+import android.widget.Toast
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.fillMaxWidth
 import androidx.compose.foundation.layout.padding
-import androidx.compose.foundation.text.KeyboardActions
 import androidx.compose.material3.Button
 import androidx.compose.material3.Text
+import androidx.compose.material3.TextField
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateListOf
+import androidx.compose.runtime.mutableStateOf
+import androidx.compose.runtime.remember
+import androidx.compose.runtime.saveable.rememberSaveable
+import androidx.compose.runtime.setValue
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.focus.FocusRequester
@@ -19,19 +27,36 @@ import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.platform.LocalFocusManager
 import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontStyle
+import androidx.compose.ui.text.input.PasswordVisualTransformation
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.em
 import androidx.navigation.NavHostController
-import com.example.pmu_dozorova.InputType
+import com.example.pmu_dozorova.room.database.DairyDatabase
+import com.example.pmu_dozorova.room.entity.User
 import com.google.accompanist.insets.ProvideWindowInsets
 import com.google.accompanist.insets.navigationBarsWithImePadding
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
 
 @Composable
 fun Registration(navController: NavHostController) {
     val context = LocalContext.current
     val passwordFocusRequester = FocusRequester()
     val focusManager = LocalFocusManager.current
+    var loginValue by rememberSaveable { mutableStateOf("") }
+    var passwordValue by rememberSaveable { mutableStateOf("") }
+    val users = remember { mutableStateListOf<User>() }
+    LaunchedEffect(Unit) {
+        withContext(Dispatchers.IO) {
+            DairyDatabase.getInstance(context).userDao().getAll().collect { data: Collection<User> ->
+                users.clear()
+                users.addAll(data)
+            }
+        }
+    }
     ProvideWindowInsets {
         Column(
             Modifier
@@ -47,15 +72,23 @@ fun Registration(navController: NavHostController) {
                     fontSize=15.em
                 )
             }
-            TextInput(InputType.Name, keyboardActions = KeyboardActions(onNext = {
-                passwordFocusRequester.requestFocus()
-            }), modifierNew = null)
-            TextInput(InputType.Password, keyboardActions = KeyboardActions(onDone = {
-                focusManager.clearFocus()
-                context.Registration()
-            }), focusRequester = passwordFocusRequester, modifierNew = null)
+//            TextInput(InputType.Name, keyboardActions = KeyboardActions(onNext = {
+//                passwordFocusRequester.requestFocus()
+//            }), modifierNew = null)
+//            TextInput(InputType.Password, keyboardActions = KeyboardActions(onDone = {
+//                focusManager.clearFocus()
+//                context.Registration()
+//            }), focusRequester = passwordFocusRequester, modifierNew = null)
+            TextField(
+                value = loginValue,
+                onValueChange = { loginValue = it })
+            TextField(
+                value = passwordValue,
+                onValueChange = { passwordValue = it },
+                visualTransformation = PasswordVisualTransformation(),)
             Button(onClick = {
-                navController.navigate(Screen.Login.route)
+                context.Registration(navController, users, loginValue, passwordValue, context)
+                //navController.navigate(Screen.Login.route)
             }, modifier = Modifier.fillMaxWidth()) {
                 Text("Зарегистрироваться", Modifier.padding(vertical = 8.dp), textAlign = TextAlign.Center )
             }
@@ -63,6 +96,27 @@ fun Registration(navController: NavHostController) {
     }
 }
 
-private fun Context.Registration() {
+private fun Context.Registration(navController:NavHostController, users:List<User>, login:String, password:String, context:Context) {
+    if (password.isNotEmpty()) {
+        var exit = false
+        users.forEach { user ->
+            if (user.password == password && user.Login == login) {
+                exit = true
+                Toast.makeText(
+                    this,
+                    "Такой пользователь уже зарегистрирован в системе",
+                    Toast.LENGTH_SHORT
+                ).show()
+            }
+        }
+        if(!exit)
+        {
+            val newUser = User(null, login, password)
+            CoroutineScope(Dispatchers.IO).launch {
+                DairyDatabase.getInstance(context).userDao().insert(newUser)
+            }
+            navController?.navigate(Screen.Home.route)
+        }
 
+    }
 }