Add backup/restore feature
This commit is contained in:
vfsfitvnm
parent
5c9e10bf05
commit
55e8cfa7d5
7 changed files with 352 additions and 2 deletions
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@ -1,10 +1,13 @@
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package it.vfsfitvnm.vimusic
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import android.content.Context
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import android.database.Cursor
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import androidx.room.*
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import androidx.sqlite.db.SupportSQLiteQuery
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import it.vfsfitvnm.vimusic.models.*
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import kotlinx.coroutines.flow.Flow
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@Dao
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interface Database {
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companion object : Database by DatabaseInitializer.Instance.database
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@ -138,3 +141,19 @@ abstract class DatabaseInitializer protected constructor() : RoomDatabase() {
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val Database.internal: RoomDatabase
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get() = DatabaseInitializer.Instance
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fun Database.checkpoint() {
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internal.openHelper.writableDatabase.run {
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query("PRAGMA journal_mode").use { cursor ->
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if (cursor.moveToFirst()) {
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when (cursor.getString(0).lowercase()) {
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"wal" -> {
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query("PRAGMA wal_checkpoint").use(Cursor::moveToFirst)
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query("PRAGMA wal_checkpoint(TRUNCATE)").use(Cursor::moveToFirst)
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query("PRAGMA wal_checkpoint").use(Cursor::moveToFirst)
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}
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}
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}
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}
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}
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}
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@ -39,6 +39,7 @@ fun SettingsScreen() {
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val albumRoute = rememberPlaylistOrAlbumRoute()
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val artistRoute = rememberArtistRoute()
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val appearanceRoute = rememberAppearanceRoute()
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val backupAndRestoreRoute = rememberBackupAndRestoreRoute()
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val scrollState = rememberScrollState()
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@ -46,11 +47,11 @@ fun SettingsScreen() {
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listenToGlobalEmitter = true,
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transitionSpec = {
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when (targetState.route) {
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appearanceRoute ->
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appearanceRoute, backupAndRestoreRoute ->
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slideIntoContainer(AnimatedContentScope.SlideDirection.Left) with
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slideOutOfContainer(AnimatedContentScope.SlideDirection.Left)
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else -> when (initialState.route) {
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appearanceRoute ->
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appearanceRoute, backupAndRestoreRoute ->
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slideIntoContainer(AnimatedContentScope.SlideDirection.Right) with
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slideOutOfContainer(AnimatedContentScope.SlideDirection.Right)
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else -> fastFade
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@ -74,6 +75,10 @@ fun SettingsScreen() {
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AppearanceScreen()
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}
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backupAndRestoreRoute {
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BackupAndRestoreScreen()
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}
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host {
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val colorPalette = LocalColorPalette.current
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val typography = LocalTypography.current
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@ -172,6 +177,14 @@ fun SettingsScreen() {
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description = "Change the colors and shapes of the app",
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route = appearanceRoute,
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)
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Entry(
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color = colorPalette.orange,
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icon = R.drawable.server,
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title = "Backup & Restore",
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description = "Backup and restore the app database",
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route = backupAndRestoreRoute
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)
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}
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}
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}
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@ -0,0 +1,269 @@
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package it.vfsfitvnm.vimusic.ui.screens.settings
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import android.annotation.SuppressLint
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import androidx.activity.compose.rememberLauncherForActivityResult
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import androidx.activity.result.contract.ActivityResultContracts
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import androidx.compose.animation.ExperimentalAnimationApi
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import androidx.compose.foundation.*
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import androidx.compose.foundation.layout.*
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import androidx.compose.foundation.shape.CircleShape
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import androidx.compose.foundation.text.BasicText
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import androidx.compose.runtime.*
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import androidx.compose.runtime.saveable.rememberSaveable
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.draw.shadow
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import androidx.compose.ui.graphics.ColorFilter
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import androidx.compose.ui.platform.LocalContext
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import androidx.compose.ui.res.painterResource
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import androidx.compose.ui.unit.dp
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import it.vfsfitvnm.route.RouteHandler
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import it.vfsfitvnm.vimusic.Database
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import it.vfsfitvnm.vimusic.R
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import it.vfsfitvnm.vimusic.checkpoint
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import it.vfsfitvnm.vimusic.internal
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import it.vfsfitvnm.vimusic.ui.components.TopAppBar
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import it.vfsfitvnm.vimusic.ui.components.themed.ConfirmationDialog
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import it.vfsfitvnm.vimusic.ui.screens.ArtistScreen
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import it.vfsfitvnm.vimusic.ui.screens.PlaylistOrAlbumScreen
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import it.vfsfitvnm.vimusic.ui.screens.rememberArtistRoute
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import it.vfsfitvnm.vimusic.ui.screens.rememberPlaylistOrAlbumRoute
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import it.vfsfitvnm.vimusic.ui.styling.LocalColorPalette
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import it.vfsfitvnm.vimusic.ui.styling.LocalTypography
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import it.vfsfitvnm.vimusic.utils.secondary
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import it.vfsfitvnm.vimusic.utils.semiBold
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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import java.io.FileInputStream
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import java.io.FileOutputStream
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import java.text.SimpleDateFormat
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import java.util.*
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import kotlin.system.exitProcess
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@ExperimentalAnimationApi
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@Composable
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fun BackupAndRestoreScreen() {
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val albumRoute = rememberPlaylistOrAlbumRoute()
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val artistRoute = rememberArtistRoute()
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val scrollState = rememberScrollState()
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RouteHandler(listenToGlobalEmitter = true) {
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albumRoute { browseId ->
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PlaylistOrAlbumScreen(
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browseId = browseId ?: error("browseId cannot be null")
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)
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}
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artistRoute { browseId ->
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ArtistScreen(
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browseId = browseId ?: error("browseId cannot be null")
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)
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}
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host {
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val colorPalette = LocalColorPalette.current
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val typography = LocalTypography.current
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val context = LocalContext.current
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val coroutineScope = rememberCoroutineScope()
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val backupLauncher =
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rememberLauncherForActivityResult(ActivityResultContracts.CreateDocument("application/vnd.sqlite3")) { uri ->
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if (uri == null) return@rememberLauncherForActivityResult
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coroutineScope.launch(Dispatchers.IO) {
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Database.checkpoint()
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context.applicationContext.contentResolver.openOutputStream(uri)
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?.use { outputStream ->
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FileInputStream(Database.internal.openHelper.writableDatabase.path).use { inputStream ->
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inputStream.copyTo(outputStream)
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}
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}
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}
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}
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val restoreLauncher =
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rememberLauncherForActivityResult(ActivityResultContracts.OpenDocument()) { uri ->
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if (uri == null) return@rememberLauncherForActivityResult
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coroutineScope.launch(Dispatchers.IO) {
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Database.internal.close()
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FileOutputStream(Database.internal.openHelper.writableDatabase.path).use { outputStream ->
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context.applicationContext.contentResolver.openInputStream(uri)
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?.use { inputStream ->
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inputStream.copyTo(outputStream)
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}
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}
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exitProcess(0)
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}
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}
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var isShowingRestoreDialog by rememberSaveable {
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mutableStateOf(false)
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}
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if (isShowingRestoreDialog) {
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ConfirmationDialog(
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text = "The application will automatically close itself to avoid problems after restoring the database.",
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onDismiss = {
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isShowingRestoreDialog = false
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},
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onConfirm = {
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restoreLauncher.launch(
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arrayOf("application/x-sqlite3", "application/vnd.sqlite3", "application/octet-stream")
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)
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},
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confirmText = "Ok"
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)
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}
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Column(
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modifier = Modifier
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.background(colorPalette.background)
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.fillMaxSize()
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.verticalScroll(scrollState)
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.padding(bottom = 72.dp)
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) {
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TopAppBar(
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modifier = Modifier
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.height(52.dp)
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) {
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Image(
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painter = painterResource(R.drawable.chevron_back),
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contentDescription = null,
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colorFilter = ColorFilter.tint(colorPalette.text),
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modifier = Modifier
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.clickable(onClick = pop)
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.padding(horizontal = 16.dp, vertical = 8.dp)
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.size(24.dp)
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)
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BasicText(
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text = "Backup & Restore",
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style = typography.m.semiBold
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)
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Spacer(
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modifier = Modifier
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.padding(horizontal = 16.dp, vertical = 8.dp)
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.size(24.dp)
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)
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}
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Row(
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verticalAlignment = Alignment.CenterVertically,
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horizontalArrangement = Arrangement.Center,
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modifier = Modifier
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.fillMaxSize()
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) {
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Column(
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verticalArrangement = Arrangement.spacedBy(8.dp),
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horizontalAlignment = Alignment.CenterHorizontally,
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modifier = Modifier
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.padding(vertical = 16.dp, horizontal = 32.dp)
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) {
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Box(
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contentAlignment = Alignment.Center,
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modifier = Modifier
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.clickable {
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@SuppressLint("SimpleDateFormat")
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val dateFormat = SimpleDateFormat("yyyyMMddHHmmss")
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backupLauncher.launch("vimusic_${dateFormat.format(Date())}.db")
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}
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.shadow(elevation = 8.dp, shape = CircleShape)
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.background(
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color = colorPalette.elevatedBackground,
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shape = CircleShape
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)
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.size(92.dp)
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) {
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Image(
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painter = painterResource(R.drawable.share),
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contentDescription = null,
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colorFilter = ColorFilter.tint(colorPalette.blue),
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modifier = Modifier
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.size(32.dp)
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)
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}
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BasicText(
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text = "Backup",
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style = typography.xs.semiBold,
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modifier = Modifier
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)
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}
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Column(
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verticalArrangement = Arrangement.spacedBy(8.dp),
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horizontalAlignment = Alignment.CenterHorizontally,
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modifier = Modifier
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.padding(vertical = 16.dp, horizontal = 32.dp)
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) {
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Box(
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contentAlignment = Alignment.Center,
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modifier = Modifier
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.clickable {
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isShowingRestoreDialog = true
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}
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.shadow(elevation = 8.dp, shape = CircleShape)
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.background(
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color = colorPalette.elevatedBackground,
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shape = CircleShape
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)
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.size(92.dp)
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) {
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Image(
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painter = painterResource(R.drawable.download),
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contentDescription = null,
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colorFilter = ColorFilter.tint(colorPalette.orange),
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modifier = Modifier
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.size(32.dp)
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)
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}
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BasicText(
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text = "Restore",
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style = typography.xs.semiBold,
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modifier = Modifier
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)
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}
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}
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Column(
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modifier = Modifier
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.padding(horizontal = 16.dp, vertical = 16.dp)
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) {
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BasicText(
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text = "Backup",
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style = typography.xxs.semiBold.secondary
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)
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BasicText(
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text = "The backup consists in exporting the application database to your device storage.\nThis means playlists, song history, favorites songs will exported.\nThis operation excludes personal preferences such as the theme mode and everything you can set in the Settings page.",
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style = typography.xxs.secondary
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)
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}
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Column(
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modifier = Modifier
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.padding(horizontal = 16.dp, vertical = 16.dp)
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) {
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BasicText(
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text = "Restore",
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style = typography.xxs.semiBold.secondary
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)
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BasicText(
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text = "The restore replaces the existing application database with the selected - previously exported - one.\nThis means every currently existing data will be wiped: THE TWO DATABASES WON'T BE MERGED.\nIt is recommended to restore the database immediately after a the application is installed on a new device.",
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style = typography.xxs.secondary
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)
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}
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}
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}
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}
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}
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@ -10,3 +10,10 @@ fun rememberAppearanceRoute(): Route0 {
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Route0("AppearanceRoute")
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}
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}
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@Composable
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fun rememberBackupAndRestoreRoute(): Route0 {
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return remember {
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Route0("BackupAndRestoreRoute")
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}
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}
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12
app/src/main/res/drawable/download.xml
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12
app/src/main/res/drawable/download.xml
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@ -0,0 +1,12 @@
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="512dp"
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android:height="512dp"
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android:viewportWidth="512"
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android:viewportHeight="512">
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<path
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android:fillColor="#FF000000"
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android:pathData="M376,160H272V313.37l52.69,-52.68a16,16 0,0 1,22.62 22.62l-80,80a16,16 0,0 1,-22.62 0l-80,-80a16,16 0,0 1,22.62 -22.62L240,313.37V160H136a56.06,56.06 0,0 0,-56 56V424a56.06,56.06 0,0 0,56 56H376a56.06,56.06 0,0 0,56 -56V216A56.06,56.06 0,0 0,376 160Z"/>
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<path
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android:fillColor="#FF000000"
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android:pathData="M272,48a16,16 0,0 0,-32 0V160h32Z"/>
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</vector>
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18
app/src/main/res/drawable/server.xml
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18
app/src/main/res/drawable/server.xml
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@ -0,0 +1,18 @@
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="24dp"
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android:height="24dp"
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android:viewportWidth="512"
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android:viewportHeight="512">
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<path
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android:fillColor="#FF000000"
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android:pathData="M256,428C203.65,428 144.61,416.39 98.07,397 81,389.81 66.38,378.18 54.43,369A4,4 0,0 0,48 372.18v12.58c0,28.07 23.49,53.22 66.14,70.82C152.29,471.33 202.67,480 256,480s103.7,-8.67 141.86,-24.42C440.51,438 464,412.83 464,384.76V372.18a4,4 0,0 0,-6.43 -3.18C445.62,378.17 431,389.81 413.92,397 367.38,416.39 308.35,428 256,428Z"/>
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<path
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android:fillColor="#FF000000"
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android:pathData="M464,126.51c-0.81,-27.65 -24.18,-52.4 -66,-69.85C359.74,40.76 309.34,32 256,32S152.26,40.76 114.09,56.66c-41.78,17.41 -65.15,42.11 -66,69.69L48,144c0,6.41 5.2,16.48 14.63,24.73 11.13,9.73 27.65,19.33 47.78,27.73C153.24,214.36 207.67,225 256,225s102.76,-10.68 145.59,-28.58c20.13,-8.4 36.65,-18 47.78,-27.73C458.8,160.49 464,150.42 464,144Z"/>
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<path
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android:fillColor="#FF000000"
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android:pathData="M413.92,226C367.39,245.43 308.35,257 256,257S144.61,245.43 98.07,226C81,218.85 66.38,207.21 54.43,198A4,4 0,0 0,48 201.22V232c0,6.41 5.2,14.48 14.63,22.73 11.13,9.74 27.65,19.33 47.78,27.74C153.24,300.34 207.67,311 256,311s102.76,-10.68 145.59,-28.57c20.13,-8.41 36.65,-18 47.78,-27.74C458.8,246.47 464,238.41 464,232V201.22a4,4 0,0 0,-6.43 -3.18C445.62,207.21 431,218.85 413.92,226Z"/>
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<path
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android:fillColor="#FF000000"
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android:pathData="M413.92,312C367.38,331.41 308.35,343 256,343S144.61,331.41 98.07,312C81,304.83 66.38,293.19 54.43,284A4,4 0,0 0,48 287.2V317c0,6.41 5.2,14.47 14.62,22.71 11.13,9.74 27.66,19.33 47.79,27.74C153.24,385.32 207.66,396 256,396s102.76,-10.68 145.59,-28.57c20.13,-8.41 36.65,-18 47.78,-27.74C458.8,331.44 464,323.37 464,317V287.2a4,4 0,0 0,-6.43 -3.18C445.62,293.19 431,304.83 413.92,312Z"/>
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</vector>
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12
app/src/main/res/drawable/share.xml
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12
app/src/main/res/drawable/share.xml
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@ -0,0 +1,12 @@
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<vector xmlns:android="http://schemas.android.com/apk/res/android"
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android:width="512dp"
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android:height="512dp"
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android:viewportWidth="512"
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android:viewportHeight="512">
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<path
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android:fillColor="#FF000000"
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android:pathData="M376,176H272V321a16,16 0,0 1,-32 0V176H136a56.06,56.06 0,0 0,-56 56V424a56.06,56.06 0,0 0,56 56H376a56.06,56.06 0,0 0,56 -56V232A56.06,56.06 0,0 0,376 176Z"/>
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<path
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android:fillColor="#FF000000"
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android:pathData="M272,86.63l52.69,52.68a16,16 0,0 0,22.62 -22.62l-80,-80a16,16 0,0 0,-22.62 0l-80,80a16,16 0,0 0,22.62 22.62L240,86.63V176h32Z"/>
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</vector>
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