feat: autoupdater

app/src/main/java/agzam/vyatsu/ui/home/HomeScreen.kt

@@ -4,12 +4,15 @@ import agzam.vyatsu.ui.info.BuildingsScreen
 import agzam.vyatsu.ui.info.CallsScreen
 import agzam.vyatsu.ui.schedule.ScheduleScreen
 import agzam.vyatsu.ui.schedule.ScheduleViewModel
+import agzam.vyatsu.ui.settings.SettingsScreen
+import agzam.vyatsu.ui.settings.UpdateViewModel
 import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.DateRange
 import androidx.compose.material.icons.filled.Home
 import androidx.compose.material.icons.filled.Info
+import androidx.compose.material.icons.filled.Settings
 import androidx.compose.material3.Icon
 import androidx.compose.material3.NavigationBar
 import androidx.compose.material3.NavigationBarItem
@@ -25,12 +28,14 @@ import androidx.compose.ui.Modifier
 private enum class HomeTab(val label: String) {
     SCHEDULE("Расписание"),
     CALLS("Звонки"),
-    BUILDINGS("Корпуса")
+    BUILDINGS("Корпуса"),
+    SETTINGS("Настройки")
 }
 
 @Composable
 fun HomeScreen(
     scheduleViewModel: ScheduleViewModel,
+    updateViewModel: UpdateViewModel,
     onSwitchGroup: () -> Unit
 ) {
     var tab by rememberSaveable { mutableStateOf(HomeTab.SCHEDULE) }
@@ -48,6 +53,7 @@ fun HomeScreen(
                                     HomeTab.SCHEDULE -> Icons.Default.DateRange
                                     HomeTab.CALLS -> Icons.Default.Info
                                     HomeTab.BUILDINGS -> Icons.Default.Home
+                                    HomeTab.SETTINGS -> Icons.Default.Settings
                                 },
                                 contentDescription = t.label
                             )
@@ -67,6 +73,7 @@ fun HomeScreen(
                 HomeTab.SCHEDULE -> ScheduleScreen(viewModel = scheduleViewModel, onSwitchGroup = onSwitchGroup)
                 HomeTab.CALLS -> CallsScreen()
                 HomeTab.BUILDINGS -> BuildingsScreen()
+                HomeTab.SETTINGS -> SettingsScreen(viewModel = updateViewModel)
             }
         }
     }

app/src/main/java/agzam/vyatsu/ui/settings/SettingsScreen.kt

@@ -0,0 +1,150 @@
+package agzam.vyatsu.ui.settings
+
+import agzam.vyatsu.BuildConfig
+import agzam.vyatsu.update.UpdateState
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.WindowInsets
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.heightIn
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.statusBars
+import androidx.compose.foundation.layout.windowInsetsPadding
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.material3.HorizontalDivider
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Switch
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.unit.dp
+
+@Composable
+fun SettingsScreen(viewModel: UpdateViewModel) {
+    val autoEnabled by viewModel.autoEnabled.collectAsState()
+    val updateState by viewModel.updateState.collectAsState()
+
+    LazyColumn(
+        Modifier
+            .fillMaxWidth()
+            .windowInsetsPadding(WindowInsets.statusBars)
+    ) {
+        item { SectionHeader("Обновления") }
+        item {
+            SettingsItem(
+                title = "Автоматические обновления",
+                subtitle = "Проверять и устанавливать новые версии при запуске",
+                trailing = {
+                    Switch(
+                        checked = autoEnabled,
+                        onCheckedChange = { viewModel.setAutoEnabled(it) }
+                    )
+                }
+            )
+            SettingsDivider()
+        }
+        item {
+            SettingsItem(
+                title = "Проверить наличие обновлений",
+                subtitle = updateStatusText(updateState),
+                onClick = { viewModel.checkNow() }
+            )
+            SettingsDivider()
+        }
+        if (updateState is UpdateState.Available || updateState is UpdateState.ReadyToInstall) {
+            item {
+                SettingsItem(
+                    title = "Установить обновление",
+                    subtitle = installHint(updateState, viewModel),
+                    onClick = {
+                        when (updateState) {
+                            is UpdateState.Available -> viewModel.downloadAndInstall()
+                            is UpdateState.ReadyToInstall -> viewModel.installDownloadedApk()
+                            else -> {}
+                        }
+                    }
+                )
+                SettingsDivider()
+            }
+        }
+
+        item { SectionHeader("О приложении") }
+        item {
+            SettingsItem(
+                title = "Версия",
+                trailing = {
+                    Text(
+                        BuildConfig.VERSION_NAME,
+                        style = MaterialTheme.typography.bodyMedium,
+                        color = MaterialTheme.colorScheme.onSurfaceVariant
+                    )
+                }
+            )
+            SettingsDivider()
+        }
+    }
+}
+
+private fun updateStatusText(state: UpdateState): String = when (state) {
+    is UpdateState.Idle -> "Проверить сейчас"
+    is UpdateState.Checking -> "Проверка…"
+    is UpdateState.UpToDate -> "Установлена последняя версия"
+    is UpdateState.Available -> "Доступна версия ${state.version}"
+    is UpdateState.Downloading -> "Скачивание: ${state.progress?.let { "$it%" } ?: "…"}"
+    is UpdateState.ReadyToInstall -> "Обновление скачано, нажмите для установки"
+    is UpdateState.Failed -> "Ошибка: ${state.message}"
+}
+
+private fun installHint(state: UpdateState, viewModel: UpdateViewModel): String = when {
+    state is UpdateState.ReadyToInstall && !viewModel.canRequestInstalls() ->
+        "Разрешите установку приложений из этого источника"
+    else -> "Нажмите, чтобы продолжить"
+}
+
+@Composable
+private fun SectionHeader(title: String) {
+    Text(
+        title,
+        style = MaterialTheme.typography.titleSmall,
+        color = MaterialTheme.colorScheme.onSurfaceVariant,
+        modifier = Modifier.padding(horizontal = 16.dp, vertical = 8.dp)
+    )
+}
+
+@Composable
+private fun SettingsItem(
+    title: String,
+    subtitle: String? = null,
+    trailing: (@Composable () -> Unit)? = null,
+    onClick: (() -> Unit)? = null
+) {
+    Row(
+        Modifier
+            .fillMaxWidth()
+            .heightIn(min = 48.dp)
+            .then(if (onClick != null) Modifier.clickable(onClick = onClick) else Modifier)
+            .padding(horizontal = 16.dp, vertical = 12.dp),
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        Column(Modifier.weight(1f)) {
+            Text(title, style = MaterialTheme.typography.bodyLarge)
+            if (subtitle != null) {
+                Text(
+                    subtitle,
+                    style = MaterialTheme.typography.bodyMedium,
+                    color = MaterialTheme.colorScheme.onSurfaceVariant
+                )
+            }
+        }
+        trailing?.invoke()
+    }
+}
+
+@Composable
+private fun SettingsDivider() {
+    HorizontalDivider(Modifier.padding(horizontal = 16.dp))
+}

app/src/main/java/agzam/vyatsu/ui/settings/UpdateViewModel.kt

@@ -0,0 +1,43 @@
+package agzam.vyatsu.ui.settings
+
+import agzam.vyatsu.domain.repository.PreferencesRepository
+import agzam.vyatsu.update.AppUpdater
+import agzam.vyatsu.update.UpdateState
+import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.launch
+
+class UpdateViewModel(
+    private val updater: AppUpdater,
+    private val preferencesRepository: PreferencesRepository
+) : ViewModel() {
+
+    val updateState: StateFlow<UpdateState> = updater.state
+
+    private val _autoEnabled = MutableStateFlow(true)
+    val autoEnabled: StateFlow<Boolean> = _autoEnabled.asStateFlow()
+
+    init {
+        viewModelScope.launch {
+            _autoEnabled.value = preferencesRepository.autoUpdateEnabled()
+        }
+    }
+
+    fun setAutoEnabled(enabled: Boolean) {
+        _autoEnabled.value = enabled
+        updater.setAutoEnabled(enabled)
+    }
+
+    fun checkNow() = updater.checkForUpdate()
+
+    fun downloadAndInstall() = updater.downloadAndInstall()
+
+    fun installDownloadedApk() = updater.installDownloadedApk()
+
+    fun canRequestInstalls() = updater.canRequestInstalls()
+
+    fun openUnknownSourcesSettings() = updater.openUnknownSourcesSettings()
+}