Внедрение аунтификации

app/src/main/java/ru/megboyzz/dnevnik/App.kt

@@ -1,12 +1,12 @@
 package ru.megboyzz.dnevnik
 
-import android.accounts.Account
 import android.app.Application
 import androidx.room.Room
 import ru.megboyzz.dnevnik.db.CredentialsDataBase
 
 class App : Application() {
-    var database: CredentialsDataBase? = null
+
+    lateinit var database: CredentialsDataBase
         private set
 
     override fun onCreate() {

app/src/main/java/ru/megboyzz/dnevnik/MainActivity.kt

@@ -1,12 +1,17 @@
 package ru.megboyzz.dnevnik
 
+import android.app.Application
 import android.os.Bundle
 import androidx.activity.ComponentActivity
 import androidx.activity.compose.setContent
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.material.Surface
+import androidx.compose.runtime.Composable
 import androidx.compose.ui.Modifier
+import androidx.compose.ui.platform.LocalContext
 import androidx.lifecycle.ReportFragment.Companion.reportFragment
+import androidx.lifecycle.viewmodel.compose.viewModel
+import kotlinx.coroutines.DelicateCoroutinesApi
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.GlobalScope
 import kotlinx.coroutines.launch
@@ -15,37 +20,19 @@ import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
 import org.jsoup.Jsoup
 import ru.megboyzz.dnevnik.navigation.AppNavHost
 import ru.megboyzz.dnevnik.ui.theme.lightGray
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModel
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModelFactory
 import java.io.IOException
 import java.net.URL
 
 class MainActivity : ComponentActivity() {
 
+    lateinit var app: App
+
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
-
+        this.app = application as App
-        val login = "kitsekaterina"
-        val password = "k12345"
-        val returnUrl =
-            "https://login.dnevnik.ru/oauth2?response_type=token&client_id=bb97b3e445a340b9b9cab4b9ea0dbd6f&scope=CommonInfo,ContactInfo,FriendsAndRelatives,EducationalInfo"
-
-        val baseUrl = "https://login.dnevnik.ru/login/"
-
-        GlobalScope.launch(Dispatchers.IO) {
-            val execute: org.jsoup.Connection.Response = Jsoup
-                .connect(baseUrl)
-                .method(org.jsoup.Connection.Method.POST)
-                .data("ReturnUrl", returnUrl)
-                .data("login", login)
-                .data("password", password)
-                .followRedirects(true).execute()
-            val url: URL = execute.url()
-
-            val httpUrl = url.toString().toHttpUrlOrNull()
-
-            val queryParameter = httpUrl?.queryParameter("result")
-
-            println("$httpUrl $queryParameter")
-        }
 
         setContent {
 
@@ -57,4 +44,19 @@ class MainActivity : ComponentActivity() {
             }
         }
     }
+
+    @OptIn(DelicateCoroutinesApi::class)
+    override fun onDestroy() {
+        super.onDestroy()
+
+        GlobalScope.launch(Dispatchers.IO) {
+
+            val credentialsDao = app.database.credentialsDao()
+            val credentials = credentialsDao.getCredentials()
+            if(!credentials.rememberMe)
+                credentialsDao.deleteCredentials()
+
+        }
+
+    }
 }

app/src/main/java/ru/megboyzz/dnevnik/Utils.kt

@@ -28,10 +28,12 @@ import com.kizitonwose.calendar.compose.CalendarState
 import com.kizitonwose.calendar.compose.weekcalendar.WeekCalendarLayoutInfo
 import com.kizitonwose.calendar.compose.weekcalendar.WeekCalendarState
 import com.kizitonwose.calendar.core.*
+import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.filterNotNull
 import ru.megboyzz.dnevnik.navigation.BaseNavRote
 import ru.megboyzz.dnevnik.ui.theme.dark
 import java.time.DayOfWeek
+import kotlin.coroutines.*
 
 @Composable
 fun Int.AsPainter() = painterResource(this)
@@ -201,16 +203,28 @@ fun CalendarDay.week(): Week{
 
 }
 
-fun WeekDay.week(): Week{
-    val weekList = mutableListOf<WeekDay>()
-    val dayOrder = this.date.dayOfWeek.ordinal
-    var mondayLocalDate = this.date.minusDays(dayOrder.toLong())
 
-    DayOfWeek.values().forEach {
+private class MutableStateAdapter<T>(
-        weekList.add(WeekDay(mondayLocalDate, WeekDayPosition.RangeDate))
+    private val state: State<T>,
-        mondayLocalDate = mondayLocalDate.plusDays(1)
+    private val mutate: (T) -> Unit
-    }
+) : MutableState<T> {
-    return Week(weekList)
 
+    override var value: T
+        get() = state.value
+        set(value) {
+            mutate(value)
         }
 
+    override fun component1(): T = value
+    override fun component2(): (T) -> Unit = { value = it }
+}
+
+// Flow
+@Composable
+fun <T> MutableStateFlow<T>.collectAsMutableState(
+    context: CoroutineContext = EmptyCoroutineContext
+): MutableState<T> = MutableStateAdapter(
+    state = collectAsState(context),
+    mutate = { value = it }
+)
+

app/src/main/java/ru/megboyzz/dnevnik/authorization/AuthorizationManager.kt

@@ -0,0 +1,110 @@
+package ru.megboyzz.dnevnik.authorization
+
+import android.util.Log
+import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
+import org.jsoup.Connection
+import org.jsoup.Jsoup
+import ru.megboyzz.dnevnik.db.dao.CredentialsDao
+import ru.megboyzz.dnevnik.entities.db.Credentials
+import java.net.URL
+
+
+class AuthorizationManager(private val credentialsDao: CredentialsDao) {
+
+    private val returnUrl =
+        "https://login.dnevnik.ru/oauth2?response_type=token&client_id=bb97b3e445a340b9b9cab4b9ea0dbd6f&scope=CommonInfo,ContactInfo,FriendsAndRelatives,EducationalInfo"
+
+    private val baseUrl = "https://login.dnevnik.ru/login/"
+
+    private var credentials = Credentials(token = "", cookies =  mapOf(), rememberMe = false)
+
+    fun login(
+        login: String,
+        password: String,
+        rememberMe: Boolean
+    ): AuthorizationStatus {
+
+        val execute = runCatching<Connection.Response> {
+             Jsoup
+                .connect(baseUrl)
+                .method(Connection.Method.POST)
+                .data("ReturnUrl", returnUrl)
+                .data("login", login)
+                .data("password", password)
+                .followRedirects(true)
+                .execute()
+        }.onFailure {
+
+            Log.i("AuthorizationManager", "No internet")
+            return AuthorizationStatus.NO_INTERNET
+        }
+
+        val response = execute.getOrNull()
+
+        if(response != null){
+
+            if(response.statusCode() != 200) {
+                Log.i("AuthorizationManager", "Maintain")
+                return AuthorizationStatus.MAINTAIN
+            }
+
+            val url = response.url()
+
+            if(url.getResult() != "success") {
+                Log.i("AuthorizationManager", "Wrong login")
+                return AuthorizationStatus.WRONG_CREDENTIALS
+            }
+
+            //Безопасная зона
+            val cookies = response.cookies()
+            credentials = Credentials(
+                token = url.getToken(),
+                cookies = cookies,
+                rememberMe = rememberMe
+            )
+            dbUpdate()
+
+        }else return AuthorizationStatus.NO_INTERNET //Может быть опасно
+
+        return AuthorizationStatus.LOGGED
+
+    }
+
+    fun checkCredentials(): AuthorizationStatus{
+
+        val credentialsIsExists = credentialsDao.credentialsIsExists()
+        return if(credentialsIsExists)
+            AuthorizationStatus.LOGGED
+        else
+            AuthorizationStatus.NOTHING
+
+    }
+
+    fun dbUpdate(){
+        credentialsDao.setCredentials(credentials)
+    }
+
+    fun deleteCredentials(){
+        credentialsDao.deleteCredentials()
+    }
+
+    fun URL.getResult(): String{
+
+        val httpUrl = this.toString().toHttpUrlOrNull() ?: return ""
+
+        return httpUrl.queryParameter("result") ?: ""
+
+    }
+
+    fun URL.getToken(): String{
+
+        val tokenRegex = "access_token=([A-Za-z0-9]+)"
+        val regex = Regex(tokenRegex)
+        val find = regex.find(this.toString())
+        if(find != null)
+            return find.groupValues[1]
+        return ""
+
+    }
+
+}

app/src/main/java/ru/megboyzz/dnevnik/authorization/AuthorizationStatus.kt

@@ -0,0 +1,12 @@
+package ru.megboyzz.dnevnik.authorization
+
+enum class AuthorizationStatus {
+
+    LOGGED,
+    LOGGING,
+    WRONG_CREDENTIALS,
+    NO_INTERNET,
+    MAINTAIN,
+    NOTHING
+
+}

app/src/main/java/ru/megboyzz/dnevnik/db/converters/CookiesConverter.kt

@@ -0,0 +1,18 @@
+package ru.megboyzz.dnevnik.db.converters
+
+import androidx.room.TypeConverter
+import com.google.gson.Gson
+import com.google.gson.reflect.TypeToken
+
+class CookiesConverter {
+
+    private val gson = Gson()
+    private val mapType = object : TypeToken<Map<String, String>>() {}.type
+
+    @TypeConverter
+    fun fromMap(cookies: Map<String, String>): String = gson.toJson(cookies)
+
+    @TypeConverter
+    fun toMap(savedCookies: String): Map<String, String> = gson.fromJson(savedCookies, mapType)
+
+}

app/src/main/java/ru/megboyzz/dnevnik/db/dao/CredentialsDao.kt

@@ -1,17 +1,22 @@
 package ru.megboyzz.dnevnik.db.dao
 
 import androidx.lifecycle.LiveData
+import androidx.room.Dao
 import androidx.room.Insert
 import androidx.room.OnConflictStrategy
 import androidx.room.Query
 import ru.megboyzz.dnevnik.entities.db.Credentials
 
+@Dao
 interface CredentialsDao {
 
-    @Query("SELECT * FROM Credentials WHERE id = 1")
-    fun getCredentials(): LiveData<Credentials>
 
-    @Query("DELETE FROM Credentials WHERE id = 1")
+    @Query("SELECT EXISTS(SELECT * FROM Credentials WHERE id = 0)")
+    fun credentialsIsExists(): Boolean
+    @Query("SELECT * FROM Credentials WHERE id = 0")
+    fun getCredentials(): Credentials
+
+    @Query("DELETE FROM Credentials WHERE id = 0")
     fun deleteCredentials()
 
     @Insert(onConflict = OnConflictStrategy.REPLACE)

app/src/main/java/ru/megboyzz/dnevnik/entities/db/Credentials.kt

@@ -1,9 +1,16 @@
 package ru.megboyzz.dnevnik.entities.db
 
 import androidx.room.Entity
+import androidx.room.PrimaryKey
+import androidx.room.TypeConverters
+import ru.megboyzz.dnevnik.db.converters.CookiesConverter
 
 @Entity
+@TypeConverters(CookiesConverter::class)
 data class Credentials(
+    @PrimaryKey
+    val id: Int = 0,
     val token: String,
-    val cookies: Map<String, String>
+    val cookies: Map<String, String>,
+    val rememberMe: Boolean
 )

app/src/main/java/ru/megboyzz/dnevnik/navigation/AppNavHost.kt

@@ -1,20 +1,23 @@
 package ru.megboyzz.dnevnik.navigation
 
-import android.window.SplashScreen
-import androidx.compose.animation.*
-import androidx.compose.animation.core.CubicBezierEasing
-import androidx.compose.animation.core.Spring
-import androidx.compose.animation.core.spring
-import androidx.compose.animation.core.tween
 import androidx.compose.material.rememberScaffoldState
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.ui.platform.LocalContext
-import androidx.compose.ui.unit.IntOffset
 import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.compose.NavHost
 import androidx.navigation.compose.composable
 import androidx.navigation.compose.rememberNavController
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
+import ru.megboyzz.dnevnik.MainActivity
+import ru.megboyzz.dnevnik.authorization.AuthorizationStatus
+import ru.megboyzz.dnevnik.collectAsMutableState
 import ru.megboyzz.dnevnik.screens.*
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModel
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModelFactory
 
 sealed class BaseNavRote(open val route: String)
 
@@ -29,18 +32,33 @@ sealed class AppNavRoute(override val route: String): BaseNavRote(route){
     object Settings: AppNavRoute("settings_screen")
 }
 
-@OptIn(ExperimentalAnimationApi::class)
 @Composable
 fun AppNavHost(){
 
     val scaffoldState = rememberScaffoldState()
     val navController = rememberNavController()
 
+    val app = (LocalContext.current as MainActivity).app
+
+    val authorizationViewModel: AuthorizationViewModel = viewModel(
+        factory = AuthorizationViewModelFactory(app)
+    )
+
+    val loginStatus = authorizationViewModel.loginStatus.collectAsMutableState()
+
     NavHost(
         navController = navController,
-        startDestination = AppNavRoute.Login.route /* сделать проверку куки файлов */
+        startDestination = AppNavRoute.Splash.route
     ){
-        composable(AppNavRoute.Splash.route)        {  }
+        composable(AppNavRoute.Splash.route)        {
+
+            if(loginStatus.value != AuthorizationStatus.LOGGED){
+                navController.navigate(AppNavRoute.Login.route)
+            }else
+                navController.navigate(AppNavRoute.Marks.route)
+
+
+        }
         composable(AppNavRoute.Login.route)         { LoginScreen(navController) }
         composable(AppNavRoute.Marks.route)         { MarksScreen(navController, scaffoldState) }
         composable(AppNavRoute.Schedule.route)      { ScheduleScreen(navController, scaffoldState) }

app/src/main/java/ru/megboyzz/dnevnik/repository/AuthorizationRepository.kt

@@ -1,4 +0,0 @@
-package ru.megboyzz.dnevnik.repository
-
-class AuthorizationRepository() {
-}

app/src/main/java/ru/megboyzz/dnevnik/screens/LoginScreen.kt

@@ -1,35 +1,70 @@
 package ru.megboyzz.dnevnik.screens
 
-import androidx.compose.runtime.Composable
+import androidx.compose.runtime.*
-import androidx.compose.runtime.mutableStateOf
+import androidx.compose.ui.platform.LocalContext
-import androidx.compose.runtime.remember
+import androidx.lifecycle.viewmodel.compose.viewModel
 import androidx.navigation.NavController
+import ru.megboyzz.dnevnik.MainActivity
+import ru.megboyzz.dnevnik.authorization.AuthorizationStatus
+import ru.megboyzz.dnevnik.collectAsMutableState
 import ru.megboyzz.dnevnik.navigation.AppNavRoute
+import ru.megboyzz.dnevnik.screens.ui.AlertMessageBox
 import ru.megboyzz.dnevnik.screens.ui.LoginScreenContent
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModel
+import ru.megboyzz.dnevnik.viewmodel.AuthorizationViewModelFactory
 
 //TODO Переверстать экран входа
 @Composable
 fun LoginScreen(navController: NavController) {
 
-    val login = remember {
+    val app = (LocalContext.current as MainActivity).app
-        mutableStateOf("")
+
-    }
+    val authorizationViewModel: AuthorizationViewModel = viewModel(
-    val password = remember {
+        factory = AuthorizationViewModelFactory(app)
-        mutableStateOf("")
+    )
-    }
+
-    val isError = remember {
+    val login = authorizationViewModel.login.collectAsMutableState()
-        mutableStateOf(false)
+
-    }
+    val password = authorizationViewModel.password.collectAsMutableState()
-    val rememberMe = remember {
+
-        mutableStateOf(false)
+    val loginStatus = authorizationViewModel.loginStatus.collectAsMutableState()
+
+    val rememberMe = authorizationViewModel.rememberMe.collectAsMutableState()
+
+    var isError by remember{
+        mutableStateOf(true)
     }
 
+    if(loginStatus.value == AuthorizationStatus.WRONG_CREDENTIALS && isError) {
+        AlertMessageBox(
+            title = "Информация",
+            alertText = "Неверный логин или пароль",
+            onClick = { isError =! isError }
+        )
+    }
+
+    if(loginStatus.value == AuthorizationStatus.LOGGED)
+        navController.navigate(AppNavRoute.Marks.route)
+
     LoginScreenContent(
-        login = login,
+        login = login.value,
-        password = password,
+        onLoginChange = { login.value = it },
-        isError = isError,
+
-        isRememberMe = rememberMe,
+        password = password.value,
-        onSignIn = { navController.navigate(AppNavRoute.Marks.route) },
+        onPasswordChange = { password.value = it },
+
+        isError = loginStatus.value == AuthorizationStatus.WRONG_CREDENTIALS,
+        onErrorChange = {  },
+
+        isLoading = loginStatus.value == AuthorizationStatus.LOGGING,
+
+        isRememberMe = rememberMe.value,
+        onRememberChange = { rememberMe.value = it },
+
+        onSignIn = {
+            if(loginStatus.value != AuthorizationStatus.LOGGED)
+                authorizationViewModel.login()
+        },
         onSignUp = { /*TODO*/ },
         onForgetPassword = { /* TODO */ }
     )

app/src/main/java/ru/megboyzz/dnevnik/screens/ui/Components.kt

@@ -33,7 +33,6 @@ import androidx.compose.ui.text.input.VisualTransformation
 import androidx.compose.ui.text.style.TextAlign
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.unit.*
-import androidx.compose.ui.window.DialogProperties
 import ru.megboyzz.dnevnik.*
 import ru.megboyzz.dnevnik.R
 import ru.megboyzz.dnevnik.ui.theme.*
@@ -102,18 +101,20 @@ fun ProfileCard(
 
 @Composable
 fun MainTextField(
-    value: MutableState<String>,
+    value: String,
-    isError: MutableState<Boolean> = remember { mutableStateOf(false) },
+    onChange: (String) -> Unit,
+    isError: Boolean,
+    isLoading: Boolean = false,
+    onErrorChanged: (Boolean) -> Unit,
     label: String = "",
     keyboardType: KeyboardType = KeyboardType.Text,
-    onChange: (it: String) -> Unit = { value.value = it }
 ) {
 
     var passwordVisible by rememberSaveable { mutableStateOf(false) }
     val focusRequester = FocusRequester()
 
     OutlinedTextField(
-        value = value.value,
+        value = value,
         onValueChange = onChange,
         label = {
             Text(
@@ -126,8 +127,8 @@ fun MainTextField(
         textStyle = H2,
         colors = TextFieldDefaults.outlinedTextFieldColors(
             textColor = dark,
-            unfocusedBorderColor = if (isError.value) falseColor else mainBlue,
+            unfocusedBorderColor = if (isError) falseColor else mainBlue,
-            focusedBorderColor = if (isError.value) falseColor else mainBlue,
+            focusedBorderColor = if (isError) falseColor else mainBlue,
             focusedLabelColor = dark,
             unfocusedLabelColor = dark,
             cursorColor = dark
@@ -152,42 +153,50 @@ fun MainTextField(
                 IconButton(onClick = { passwordVisible = !passwordVisible }) {
                     Icon(imageVector = image, "")
                 }
+            } else {
+                if(isLoading) LoginProgress()
             }
         },
         modifier = Modifier
             .focusRequester(focusRequester)
             .onFocusChanged {
                 if (it.isFocused)
-                    if (isError.value) isError.value = false
+                    if (isError) onErrorChanged(false)
             }
             .fillMaxWidth(),
     )
 }
 
+@Composable
+fun LoginProgress() {
+    CircularProgressIndicator(
+        modifier = Modifier.size(20.dp),
+        strokeWidth = 2.dp,
+        color = mainBlue
+    )
+}
+
 @Composable
 fun MainCheckbox(
-    isChecked: MutableState<Boolean>,
+    isChecked: Boolean,
     modifier: Modifier = Modifier,
     size: Float = 24f,
     checkedColor: Color = mainBlue,
     uncheckedColor: Color = lightGray,
     checkmarkColor: Color = white,
-    onValueChange: () -> Unit
+    onValueChange: (Boolean) -> Unit
 ) {
 
-    val checkboxColor: Color by animateColorAsState(if (isChecked.value) checkedColor else uncheckedColor)
+    val checkboxColor: Color by animateColorAsState(if (isChecked) checkedColor else uncheckedColor)
     val density = LocalDensity.current
     val duration = 200
 
     Row(
         modifier = modifier
             .toggleable(
-                value = isChecked.value,
+                value = isChecked,
                 role = Role.Checkbox,
-                onValueChange = {
+                onValueChange = onValueChange
-                    isChecked.value = !isChecked.value
-                    onValueChange.invoke()
-                }
             )
     ) {
         Card(
@@ -202,7 +211,7 @@ fun MainCheckbox(
                 contentAlignment = Alignment.Center
             ) {
                 androidx.compose.animation.AnimatedVisibility(
-                    visible = isChecked.value,
+                    visible = isChecked,
                     enter = slideInHorizontally(
                         animationSpec = tween(duration)
                     ) {
@@ -618,7 +627,8 @@ fun AlertMessageBox(
                         contentColor = white
                     ),
                     modifier = Modifier
-                        .defaultMinSize(170.dp).padding(bottom = 30.dp)
+                        .defaultMinSize(170.dp)
+                        .padding(bottom = 30.dp)
                 ) {
                     Text(
                         text = R.string.title_ok.AsString(),

app/src/main/java/ru/megboyzz/dnevnik/screens/ui/LoginScreen.kt

@@ -22,10 +22,15 @@ import ru.megboyzz.dnevnik.R
 
 @Composable
 fun LoginScreenContent(
-    login: MutableState<String>,
+    login: String,
-    password: MutableState<String>,
+    onLoginChange: (String) -> Unit,
-    isError: MutableState<Boolean>,
+    password: String,
-    isRememberMe: MutableState<Boolean>,
+    onPasswordChange: (String) -> Unit,
+    isLoading: Boolean,
+    isError: Boolean,
+    onErrorChange: (Boolean) -> Unit,
+    isRememberMe: Boolean,
+    onRememberChange: (Boolean) -> Unit,
     onSignIn: () -> Unit,
     onSignUp: () -> Unit,
     onForgetPassword: () -> Unit
@@ -65,14 +70,19 @@ fun LoginScreenContent(
                     MainTextField(
                         value = login,
                         label = R.string.title_login.AsString(),
-                        isError = isError
+                        isError = isError,
+                        isLoading = isLoading,
+                        onErrorChanged = onErrorChange,
+                        onChange = onLoginChange
                     )
                     SpacerHeight(15.dp)
                     MainTextField(
                         value = password,
                         keyboardType = KeyboardType.Password,
                         label = R.string.title_password.AsString(),
-                        isError = isError
+                        isError = isError,
+                        onErrorChanged = onErrorChange,
+                        onChange = onPasswordChange
                     )
                 }
                 SpacerHeight(5.dp)
@@ -87,7 +97,10 @@ fun LoginScreenContent(
                         modifier = Modifier.fillMaxHeight(),
                         verticalAlignment = Alignment.CenterVertically
                     ) {
-                        MainCheckbox(isRememberMe) { }
+                        MainCheckbox(
+                            isChecked = isRememberMe,
+                            onValueChange = onRememberChange
+                        )
                         SpacerWidth(5.dp)
                         Text(
                             text = R.string.title_remember_me.AsString(),

app/src/main/java/ru/megboyzz/dnevnik/service/AuthorizationStatus.kt

@@ -1,7 +0,0 @@
-package ru.megboyzz.dnevnik.service
-
-enum class AuthorizationStatus {
-    WRONG_CREDENTIALS,
-    NO_INTERNET,
-    MAINTAIN
-}

app/src/main/java/ru/megboyzz/dnevnik/viewmodel/AuthorizationViewModel.kt

@@ -1,36 +1,48 @@
 package ru.megboyzz.dnevnik.viewmodel
 
-import android.app.Application
 import androidx.lifecycle.AndroidViewModel
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.launch
+import ru.megboyzz.dnevnik.App
+import ru.megboyzz.dnevnik.authorization.AuthorizationManager
+import ru.megboyzz.dnevnik.authorization.AuthorizationStatus
 import java.lang.IllegalArgumentException
 
 //Если есть попадание в этот вьюмодел то нам нужна авторизация
-class AuthorizationViewModel(application: Application) : AndroidViewModel(application) {
+class AuthorizationViewModel(application: App) : AndroidViewModel(application) {
 
     val login = MutableStateFlow("")
     val password = MutableStateFlow("")
-    val isLogged = MutableStateFlow(false)
+    val rememberMe = MutableStateFlow(false)
+
+    val loginStatus = MutableStateFlow(AuthorizationStatus.NOTHING)
+    private val authManager = AuthorizationManager(application.database.credentialsDao())
 
     init {
-
+        viewModelScope.launch(Dispatchers.IO) {
-
+            loginStatus.emit(authManager.checkCredentials())
-
+        }
     }
-
 
     fun login(){
 
+        viewModelScope.launch(Dispatchers.IO) {
 
+            loginStatus.emit(AuthorizationStatus.LOGGING)
+            loginStatus.emit(authManager.login(login.value, password.value, rememberMe.value))
+
+        }
 
     }
 
 }
 
 
-class AuthorizationViewModelFactory(private val application: Application) : ViewModelProvider.Factory {
+class AuthorizationViewModelFactory(private val application: App) : ViewModelProvider.Factory {
 
     override fun <T : ViewModel> create(modelClass: Class<T>): T {
         if (modelClass.isAssignableFrom(AuthorizationViewModel::class.java))