I am pdfile

2023-12-28 03:14:59 +04:00 · 2023-12-28 03:14:59 +04:00 · a29f8803ae
commit a29f8803ae
parent 7baad4c44e
9 changed files with 341 additions and 165 deletions
--- a/app/src/main/java/com/example/mobileapp/api/ApiStatus.kt
+++ b/app/src/main/java/com/example/mobileapp/api/ApiStatus.kt
@ -0,0 +1,5 @@
+package com.example.mobileapp.api
+
+enum class ApiStatus {
+    LOADING, ERROR, DONE, NONE
+}
--- a/app/src/main/java/com/example/mobileapp/api/model/RemoteConverters.kt
+++ b/app/src/main/java/com/example/mobileapp/api/model/RemoteConverters.kt
@ -13,9 +13,11 @@ class RemoteConverters {
        fun fromBitmap(bitmap: Bitmap): String {
            val outputStream = ByteArrayOutputStream()

+            val extendedBitmap = scaleRatioBitmap(bitmap)
+
            // Сжимаем изображение до указанного максимального размера
-            val quality = calculateQuality(bitmap)
-            bitmap.compress(Bitmap.CompressFormat.JPEG, quality, outputStream)
+            val quality = calculateQuality(extendedBitmap)
+            extendedBitmap.compress(Bitmap.CompressFormat.JPEG, quality, outputStream)

            val byteArray = outputStream.toByteArray()
            return Base64.encodeToString(byteArray, Base64.NO_WRAP)
@ -28,8 +30,6 @@ class RemoteConverters {

        private fun calculateQuality(bitmap: Bitmap): Int {
            val outputStream = ByteArrayOutputStream()
-            /*bitmap.compress(Bitmap.CompressFormat.JPEG, 100, outputStream)
-            val initialSize = outputStream.size()*/

            // Уменьшаем качество изображения, пока его размер не станет меньше максимального
            var quality = 100
@ -42,5 +42,21 @@ class RemoteConverters {
            // Возвращаем качество, при котором размер изображения удовлетворяет ограничению
            return if (quality < 0) 0 else quality
        }
+
+        private fun scaleRatioBitmap(bitmap: Bitmap): Bitmap {
+            val maxWidth = 990
+            val maxHeight = 990
+            if (bitmap.width > maxWidth || bitmap.height > maxHeight) {
+                // Если размер превышает максимальный, масштабируем изображение
+                val ratio = Math.min(maxWidth.toFloat() / bitmap.width,
+                    maxHeight.toFloat() / bitmap.height)
+
+                val width = (ratio * bitmap.width).toInt()
+                val height = (ratio * bitmap.height).toInt()
+
+                return Bitmap.createScaledBitmap(bitmap, width, height, true)
+            }
+            return bitmap
+        }
    }
 }
--- a/app/src/main/java/com/example/mobileapp/components/ListContent.kt
+++ b/app/src/main/java/com/example/mobileapp/components/ListContent.kt
@ -352,16 +352,3 @@ fun DialogWindow(label: String, message: String, onConfirmAction: () -> Unit, on
        }
    )
 }
-
-@Composable
-fun LoadingScreen() {
-    Column(
-        modifier = Modifier
-            .fillMaxSize()
-            .padding(16.dp),
-        verticalArrangement = Arrangement.Center,
-        horizontalAlignment = Alignment.CenterHorizontally
-    ) {
-        CircularProgressIndicator()
-    }
-}
--- a/app/src/main/java/com/example/mobileapp/database/viewmodels/CustomViewModel.kt
+++ b/app/src/main/java/com/example/mobileapp/database/viewmodels/CustomViewModel.kt
@ -0,0 +1,75 @@
+package com.example.mobileapp.database.viewmodels
+
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.foundation.layout.padding
+import androidx.compose.material3.CircularProgressIndicator
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.mutableStateOf
+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.unit.dp
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.example.mobileapp.api.ApiStatus
+import kotlinx.coroutines.launch
+import retrofit2.HttpException
+import java.io.IOException
+
+open class CustomViewModel : ViewModel() {
+    var apiStatus by mutableStateOf(ApiStatus.NONE)
+        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 = {})
+    }
+
+    fun clearStatus(){
+        apiStatus = ApiStatus.NONE
+    }
+}
+
+@Composable
+fun LoadingScreen(color: Color) {
+    Box(
+        modifier = Modifier
+            .fillMaxSize()
+            .padding(16.dp),
+        contentAlignment = Alignment.Center
+    ) {
+        CircularProgressIndicator(
+            color = color,
+            strokeWidth = 6.dp
+        )
+    }
+}
--- a/app/src/main/java/com/example/mobileapp/database/viewmodels/UserViewModel.kt
+++ b/app/src/main/java/com/example/mobileapp/database/viewmodels/UserViewModel.kt
@ -11,7 +11,7 @@ import com.example.mobileapp.database.repositories.UserRepository
 import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.launch

-class UserViewModel(private val userRepository: UserRepository): ViewModel() {
+class UserViewModel(private val userRepository: UserRepository): CustomViewModel() {
    //val getAllUsers = userRepository.getAllUsers()

    suspend fun getUser(id: Int): User? = userRepository.getUser(id)
@ -28,9 +28,13 @@ class UserViewModel(private val userRepository: UserRepository): ViewModel() {
        if (user.password.isEmpty()){
            return@launch
        }
+        runInScope(
+            actionSuccess = {
                userRepository.updateUser(user)
                GlobalUser.getInstance().setUser(user)
            }
+        )
+    }

    fun deleteUser(user: User) = viewModelScope.launch {
        userRepository.deleteUser(user)
@ -44,18 +48,38 @@ class UserViewModel(private val userRepository: UserRepository): ViewModel() {
        if(user.email.isEmpty() || !isValidEmail(user.email)){
            return@launch
        }
+        runInScope(
+            actionSuccess = {
                userRepository.insertUser(user)
                GlobalUser.getInstance().setUser(userRepository.getUserByLogin(
                    UserRemoteSignIn(user.login, user.password)))
            }
+        )
+        /*userRepository.insertUser(user)
+        GlobalUser.getInstance().setUser(userRepository.getUserByLogin(
+            UserRemoteSignIn(user.login, user.password)))*/
+    }

    fun authUser(user: User) = viewModelScope.launch {
+        runInScope(
+            actionSuccess = {
                val globalUser = userRepository.getUserByLogin(UserRemoteSignIn(user.login, user.password))
                globalUser?.let {
                    if (user.password.isNotEmpty() && user.password == globalUser.password){
                        GlobalUser.getInstance().setUser(globalUser)
                    }
                }
+            },
+            actionError = {
+                GlobalUser.getInstance().setUser(null)
+            }
+        )
+        /*val globalUser = userRepository.getUserByLogin(UserRemoteSignIn(user.login, user.password))
+        globalUser?.let {
+            if (user.password.isNotEmpty() && user.password == globalUser.password){
+                GlobalUser.getInstance().setUser(globalUser)
+            }
+        }*/
    }

    private fun isValidEmail(email: String): Boolean {
--- a/app/src/main/java/com/example/mobileapp/screens/Authorization.kt
+++ b/app/src/main/java/com/example/mobileapp/screens/Authorization.kt
@ -1,5 +1,6 @@
 package com.example.mobileapp.screens

+import android.widget.Toast
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
@ -23,12 +24,14 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavHostController
 import com.example.mobileapp.GlobalUser
 import com.example.mobileapp.R
+import com.example.mobileapp.api.ApiStatus
 import com.example.mobileapp.components.ActiveButton
 import com.example.mobileapp.components.NavigationButton
 import com.example.mobileapp.components.PasswordInputField
 import com.example.mobileapp.components.PlaceholderInputField
 import com.example.mobileapp.database.MobileAppDataBase
 import com.example.mobileapp.database.entities.User
+import com.example.mobileapp.database.viewmodels.LoadingScreen
 import com.example.mobileapp.database.viewmodels.MobileAppViewModelProvider
 import com.example.mobileapp.database.viewmodels.UserViewModel
 import com.example.mobileapp.ui.theme.ButtonColor1
@ -41,16 +44,23 @@ fun Authorization(navController: NavHostController,
                  userViewModel: UserViewModel = viewModel(
                      factory = MobileAppViewModelProvider.Factory
                  )) {
-    val isAuthorizated = remember { mutableStateOf(false) }
+    val context = LocalContext.current

-    if(GlobalUser.getInstance().getUser() != null && !isAuthorizated.value) {
-        isAuthorizated.value = !isAuthorizated.value
+    when(userViewModel.apiStatus){
+        ApiStatus.DONE -> {
            navController.navigate("main")
+            userViewModel.clearStatus()
+        }
+        ApiStatus.LOADING -> LoadingScreen(ButtonColor2)
+        ApiStatus.ERROR -> Toast.makeText(context, "Не верные данные или пользователя не существует: "
+                + userViewModel.apiError, Toast.LENGTH_SHORT).show()
+        else -> {}
    }

    val login = remember { mutableStateOf("") }
    val password = remember { mutableStateOf("") }

+    if(userViewModel.apiStatus != ApiStatus.LOADING) {
        Column(
            modifier = Modifier
                .fillMaxSize()
@ -64,8 +74,12 @@ fun Authorization(navController: NavHostController,
                modifier = Modifier
                    .size(448.dp)
                    .padding(8.dp)
-                .align(Alignment.CenterHorizontally))
-        PlaceholderInputField(label = "Логин", isSingleLine = true, onTextChanged = {newlogin ->
+                    .align(Alignment.CenterHorizontally)
+            )
+            PlaceholderInputField(
+                label = "Логин",
+                isSingleLine = true,
+                onTextChanged = { newlogin ->
                    login.value = newlogin
                })
            PasswordInputField(label = "Пароль", onPasswordChanged = { newpassword ->
@ -83,7 +97,10 @@ fun Authorization(navController: NavHostController,
                        )
                    }
                })
-        NavigationButton(navController = navController, destination = "registration", label = "Регистрация",
-            backgroundColor = ButtonColor1, textColor = Color.Black)
+            NavigationButton(
+                navController = navController, destination = "registration", label = "Регистрация",
+                backgroundColor = ButtonColor1, textColor = Color.Black
+            )
+        }
    }
 }
--- a/app/src/main/java/com/example/mobileapp/screens/EditScreens.kt
+++ b/app/src/main/java/com/example/mobileapp/screens/EditScreens.kt
@ -6,6 +6,7 @@ import android.graphics.ImageDecoder
 import android.net.Uri
 import android.os.Build
 import android.provider.MediaStore
+import android.widget.Toast
 import androidx.activity.compose.rememberLauncherForActivityResult
 import androidx.activity.result.contract.ActivityResultContracts
 import androidx.compose.foundation.BorderStroke
@ -44,12 +45,14 @@ import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavHostController
 import com.example.mobileapp.GlobalUser
 import com.example.mobileapp.R
+import com.example.mobileapp.api.ApiStatus
 import com.example.mobileapp.components.ActiveButton
 import com.example.mobileapp.components.NavigationButton
 import com.example.mobileapp.components.PlaceholderInputField
 import com.example.mobileapp.database.entities.Mail
 import com.example.mobileapp.database.entities.Story
 import com.example.mobileapp.database.entities.User
+import com.example.mobileapp.database.viewmodels.LoadingScreen
 import com.example.mobileapp.database.viewmodels.MailViewModel
 import com.example.mobileapp.database.viewmodels.MobileAppViewModelProvider
 import com.example.mobileapp.database.viewmodels.StoryViewModel
@ -207,6 +210,16 @@ fun EditUserScreen(navController: NavHostController,
                       factory = MobileAppViewModelProvider.Factory
                   )) {
    val context = LocalContext.current
+    when(userViewModel.apiStatus){
+        ApiStatus.DONE -> {
+            navController.navigate("settings")
+            userViewModel.clearStatus()
+        }
+        ApiStatus.LOADING -> LoadingScreen(ButtonColor2)
+        ApiStatus.ERROR -> Toast.makeText(context, "Не удалось обновить данные пользователя: "
+                + userViewModel.apiError, Toast.LENGTH_SHORT).show()
+        else -> {}
+    }

    var userId = remember { mutableStateOf(0) }
    val photo = remember { mutableStateOf<Bitmap>(BitmapFactory.decodeResource(context.resources, R.drawable.photoplaceholder)) }
@ -241,6 +254,7 @@ fun EditUserScreen(navController: NavHostController,
        }
    }

+    if(userViewModel.apiStatus != ApiStatus.LOADING) {
        Column(
            modifier = Modifier
                .fillMaxSize()
@ -260,7 +274,8 @@ fun EditUserScreen(navController: NavHostController,
                    modifier = Modifier
                        .size(512.dp)
                        .blur(12.dp),
-                colorFilter = ColorFilter.colorMatrix(ColorMatrix().apply { setToSaturation(0f) }))
+                    colorFilter = ColorFilter.colorMatrix(ColorMatrix().apply { setToSaturation(0f) })
+                )
                Image(
                    bitmap = photo.value.asImageBitmap(),
                    contentDescription = "editplaceholder",
@ -268,9 +283,14 @@ fun EditUserScreen(navController: NavHostController,
                    modifier = Modifier
                        .padding(8.dp)
                        .clip(CircleShape)
-                    .size(384.dp))
+                        .size(384.dp)
+                )
            }
-        ActiveButton(label = "Выбрать фото", backgroundColor = ButtonColor1, textColor = Color.Black, onClickAction = {
+            ActiveButton(
+                label = "Выбрать фото",
+                backgroundColor = ButtonColor1,
+                textColor = Color.Black,
+                onClickAction = {
                    launcher.launch("image/*")
                })
            PlaceholderInputField(label = "Никнейм", isSingleLine = true,
@ -285,7 +305,11 @@ fun EditUserScreen(navController: NavHostController,
                startValue = email.value, onTextChanged = { newEmail ->
                    email.value = newEmail
                })
-        ActiveButton(label = "Сохранить", backgroundColor = ButtonColor1, textColor = Color.Black, onClickAction = {
+            ActiveButton(
+                label = "Сохранить",
+                backgroundColor = ButtonColor1,
+                textColor = Color.Black,
+                onClickAction = {
                    userViewModel.updateUser(
                        User(
                            id = userId.value,
@ -295,7 +319,6 @@ fun EditUserScreen(navController: NavHostController,
                            photo = photo.value
                        )
                    )
-            navController.navigate("settings")
                })
            ActiveButton(label = "Назад", backgroundColor = ButtonColor2, textColor = Color.White,
                onClickAction = {
@ -303,3 +326,4 @@ fun EditUserScreen(navController: NavHostController,
                })
        }
    }
+}
--- a/app/src/main/java/com/example/mobileapp/screens/Registration.kt
+++ b/app/src/main/java/com/example/mobileapp/screens/Registration.kt
@ -1,5 +1,6 @@
 package com.example.mobileapp.screens

+import android.widget.Toast
 import androidx.compose.foundation.Image
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
@ -13,17 +14,20 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.layout.ContentScale
+import androidx.compose.ui.platform.LocalContext
 import androidx.compose.ui.res.painterResource
 import androidx.compose.ui.unit.dp
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavHostController
 import com.example.mobileapp.GlobalUser
 import com.example.mobileapp.R
+import com.example.mobileapp.api.ApiStatus
 import com.example.mobileapp.components.ActiveButton
 import com.example.mobileapp.components.NavigationButton
 import com.example.mobileapp.components.PasswordInputField
 import com.example.mobileapp.components.PlaceholderInputField
 import com.example.mobileapp.database.entities.User
+import com.example.mobileapp.database.viewmodels.LoadingScreen
 import com.example.mobileapp.database.viewmodels.MobileAppViewModelProvider
 import com.example.mobileapp.database.viewmodels.UserViewModel
 import com.example.mobileapp.ui.theme.ButtonColor1
@ -34,11 +38,15 @@ fun Registration(navController: NavHostController,
                 userViewModel: UserViewModel = viewModel(
                     factory = MobileAppViewModelProvider.Factory
                 )) {
-    val isRegistrated = remember { mutableStateOf(false) }
-
-    if(GlobalUser.getInstance().getUser() != null && !isRegistrated.value) {
-        isRegistrated.value = !isRegistrated.value
+    val context = LocalContext.current
+    when(userViewModel.apiStatus){
+        ApiStatus.DONE -> {
            navController.navigate("main")
+            userViewModel.clearStatus()
+        }
+        ApiStatus.LOADING -> LoadingScreen(ButtonColor2)
+        ApiStatus.ERROR -> Toast.makeText(context, "Не удалось создать пользователя: " + userViewModel.apiError, Toast.LENGTH_SHORT).show()
+        else -> {}
    }

    val login = remember { mutableStateOf("") }
@ -46,6 +54,7 @@ fun Registration(navController: NavHostController,
    val password = remember { mutableStateOf("") }
    val repeatepassword = remember { mutableStateOf("") }

+    if(userViewModel.apiStatus != ApiStatus.LOADING) {
        Column(
            modifier = Modifier
                .fillMaxSize()
@ -59,11 +68,18 @@ fun Registration(navController: NavHostController,
                modifier = Modifier
                    .size(320.dp)
                    .padding(8.dp)
-                .align(Alignment.CenterHorizontally))
-        PlaceholderInputField(label = "Логин", isSingleLine = true, onTextChanged = {newlogin ->
+                    .align(Alignment.CenterHorizontally)
+            )
+            PlaceholderInputField(
+                label = "Логин",
+                isSingleLine = true,
+                onTextChanged = { newlogin ->
                    login.value = newlogin
                })
-        PlaceholderInputField(label = "Email", isSingleLine = true, onTextChanged = {newemail ->
+            PlaceholderInputField(
+                label = "Email",
+                isSingleLine = true,
+                onTextChanged = { newemail ->
                    email.value = newemail
                })
            PasswordInputField(label = "Пароль", onPasswordChanged = { newpassword ->
@ -84,7 +100,10 @@ fun Registration(navController: NavHostController,
                        )
                    }
                })
-        NavigationButton(navController = navController, destination = "authorization",
-            label = "Назад", backgroundColor = ButtonColor1, textColor = Color.Black)
+            NavigationButton(
+                navController = navController, destination = "authorization",
+                label = "Назад", backgroundColor = ButtonColor1, textColor = Color.Black
+            )
+        }
    }
 }
--- a/app/src/main/java/com/example/mobileapp/screens/ReportScreen.kt
+++ b/app/src/main/java/com/example/mobileapp/screens/ReportScreen.kt
@ -12,6 +12,7 @@ import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Color
 import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import androidx.lifecycle.viewmodel.compose.viewModel
@ -37,6 +38,18 @@ fun ReportScreen(
            .fillMaxWidth(),
        verticalArrangement = Arrangement.Center
    ) {
+        Column(
+            modifier = Modifier
+                .fillMaxWidth(),
+            verticalArrangement = Arrangement.Center,
+            horizontalAlignment = Alignment.CenterHorizontally
+        ) {
+            Text(text = "Отчёт по публикациям:",
+                fontSize = 28.sp,
+                fontWeight = FontWeight.Bold,
+                modifier = Modifier
+                    .padding(top = 16.dp, bottom = 16.dp, start = 8.dp, end = 8.dp))
+        }
        if(reportViewModel.report.value == null) {
            DatePicker(startValue = dateFrom.value, onDateSelected = { newDateFrom ->
                dateFrom.value = newDateFrom
@ -50,13 +63,9 @@ fun ReportScreen(
                })
        }
        else{
-            Text(text = "Отчёт по публикациям иллюстраций",
-                fontSize = 28.sp,
-                fontWeight = FontWeight.Bold,
-                modifier = Modifier
-                    .padding(8.dp))
            Text(text = "Дата с ${dateFormat.format(reportViewModel.report.value?.dateFrom?.let { Date(it) })}",
                fontSize = 20.sp,
+                textAlign = TextAlign.Center,
                fontWeight = FontWeight.Bold,
                modifier = Modifier
                    .padding(8.dp))