feat(auth): email sign-in and register via GraphQL

Add loginLocal and register Apollo mutations, LocalEmailAuthStore for profile snapshot when not using Firebase, extend AuthService/FirebaseAuthService with session handoff vs Google, wire EmailLoginViewModel, refresh Manage on resume, and expand unit tests.

Made-with: Cursor

app/src/main/kotlin/org/db3/airmq/features/login/EmailLoginViewModel.kt

@@ -1,7 +1,9 @@
 package org.db3.airmq.features.login
 
 import android.content.Context
+import android.util.Patterns
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
 import dagger.hilt.android.qualifiers.ApplicationContext
 import javax.inject.Inject
@@ -11,14 +13,17 @@ import kotlinx.coroutines.flow.SharedFlow
 import kotlinx.coroutines.flow.StateFlow
 import kotlinx.coroutines.flow.asSharedFlow
 import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
 import org.db3.airmq.R
 import org.db3.airmq.features.login.EmailLoginScreenContract.Action
 import org.db3.airmq.features.login.EmailLoginScreenContract.Event
 import org.db3.airmq.features.login.EmailLoginScreenContract.State
+import org.db3.airmq.sdk.auth.AuthService
 
 @HiltViewModel
 class EmailLoginViewModel @Inject constructor(
-    @ApplicationContext private val appContext: Context
+    @ApplicationContext private val appContext: Context,
+    private val authService: AuthService
 ) : ViewModel() {
 
     private val _uiState = MutableStateFlow(State())
@@ -35,19 +40,45 @@ class EmailLoginViewModel @Inject constructor(
             is Event.PasswordChanged -> {
                 _uiState.value = _uiState.value.copy(password = event.value)
             }
-            Event.SignInClicked -> {
-                _uiState.value = _uiState.value.copy(isLoading = true)
-                _actions.tryEmit(
-                    Action.ShowMessage(appContext.getString(R.string.coming_soon))
-                )
-                _uiState.value = _uiState.value.copy(isLoading = false)
-            }
-            Event.RegisterClicked -> {
-                _actions.tryEmit(
-                    Action.ShowMessage(appContext.getString(R.string.coming_soon))
-                )
-            }
+            Event.SignInClicked -> submitEmailAuth(register = false)
+            Event.RegisterClicked -> submitEmailAuth(register = true)
             Event.BackClicked -> Unit
         }
     }
+
+    private fun submitEmailAuth(register: Boolean) {
+        val email = _uiState.value.email.trim()
+        val password = _uiState.value.password
+        if (email.isEmpty() || password.isEmpty()) {
+            _actions.tryEmit(
+                Action.ShowMessage(appContext.getString(R.string.toast_email_fields_required))
+            )
+            return
+        }
+        if (!Patterns.EMAIL_ADDRESS.matcher(email).matches()) {
+            _actions.tryEmit(
+                Action.ShowMessage(appContext.getString(R.string.toast_invalid_email))
+            )
+            return
+        }
+        viewModelScope.launch {
+            _uiState.value = _uiState.value.copy(isLoading = true)
+            try {
+                val result = if (register) {
+                    authService.registerWithEmail(email, password, name = "")
+                } else {
+                    authService.loginWithEmailPassword(email, password)
+                }
+                if (result.isSuccess) {
+                    _actions.tryEmit(Action.OpenManage)
+                } else {
+                    val message = result.exceptionOrNull()?.message
+                        ?: appContext.getString(R.string.toast_email_auth_failed)
+                    _actions.tryEmit(Action.ShowMessage(message))
+                }
+            } finally {
+                _uiState.value = _uiState.value.copy(isLoading = false)
+            }
+        }
+    }
 }

app/src/main/kotlin/org/db3/airmq/features/manage/ManageScreen.kt

@@ -25,9 +25,13 @@ import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Scaffold
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.DisposableEffect
 import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.LifecycleEventObserver
+import androidx.lifecycle.compose.LocalLifecycleOwner
 import androidx.compose.ui.Alignment
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.graphics.Brush
@@ -63,6 +67,16 @@ fun ManageScreen(
     viewModel: ManageViewModel = hiltViewModel()
 ) {
     val uiState by viewModel.uiState.collectAsState()
+    val lifecycleOwner = LocalLifecycleOwner.current
+    DisposableEffect(lifecycleOwner, viewModel) {
+        val observer = LifecycleEventObserver { _, event ->
+            if (event == Lifecycle.Event.ON_RESUME) {
+                viewModel.refreshAuthState()
+            }
+        }
+        lifecycleOwner.lifecycle.addObserver(observer)
+        onDispose { lifecycleOwner.lifecycle.removeObserver(observer) }
+    }
     LaunchedEffect(viewModel) {
         viewModel.actions.collectLatest { action ->
             when (action) {

app/src/main/kotlin/org/db3/airmq/features/manage/ManageViewModel.kt

@@ -71,7 +71,7 @@ class ManageViewModel @Inject constructor(
 
     private fun initialState(): State = anonymousState()
 
-    private fun refreshAuthState() {
+    fun refreshAuthState() {
         viewModelScope.launch {
             val session = authService.getUser()
             if (session?.isAuthenticated == true) {

app/src/main/res/values-be-rBY/strings.xml

@@ -82,6 +82,9 @@
     <string name="notification_device_status_title">Ваша прылада адключылася ад сеткі!</string>
     <string name="notification_device_status_text">%s цяпер неактыўны. Націсніце на гэта апавяшчэнне, каб адчыніць канфігурацыю прылады</string>
     <string name="toast_oauth_failed">Памылка аўтарызацыі Google</string>
+    <string name="toast_email_fields_required">Увядзіце email і пароль</string>
+    <string name="toast_invalid_email">Увядзіце карэктны email</string>
+    <string name="toast_email_auth_failed">Не ўдалося ўвайсці</string>
     <string name="snackbar_not_registered">Патрабуецца рэгістрацыя</string>
     <string name="text_policy_label">Уваходзячы ў сістэму, вы згаджаецеся з нашымі %1$s и %2$s</string>
     <string name="text_what_does_it_mean"><u>Што гэта значыць?</u></string>

app/src/main/res/values-ru-rRU/strings.xml

@@ -82,6 +82,9 @@
     <string name="notification_device_status_title">Ваше устройство отключилось от сети!</string>
     <string name="notification_device_status_text">%s теперь неактивен. Нажмите на это уведомление, чтобы открыть конфигурацию устройства</string>
     <string name="toast_oauth_failed">Ошибка авторизации Google</string>
+    <string name="toast_email_fields_required">Введите email и пароль</string>
+    <string name="toast_invalid_email">Введите корректный email</string>
+    <string name="toast_email_auth_failed">Не удалось войти</string>
     <string name="snackbar_not_registered">Требуется регистрация</string>
     <string name="text_policy_label">Входя в систему, вы соглашаетесь с нашими %1$s и %2$s</string>
     <string name="text_what_does_it_mean"><u>Что это значит?</u></string>

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

@@ -142,6 +142,9 @@
 
     <!-- Snackbars and toasts -->
     <string name="toast_oauth_failed" tools:ignore="UnusedResources">Google authorisation failed</string>
+    <string name="toast_email_fields_required">Enter email and password</string>
+    <string name="toast_invalid_email">Enter a valid email address</string>
+    <string name="toast_email_auth_failed">Sign-in failed</string>
     <string name="toast_copied">Copied</string>
     <string name="snackbar_not_registered">Device requires registration</string>