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84 changes: 84 additions & 0 deletions
84
app/src/main/java/org/nekomanga/domain/storage/StorageManager.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package org.nekomanga.domain.storage | ||
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|
||
| import android.content.Context | ||
| import androidx.core.net.toUri | ||
| import com.hippo.unifile.UniFile | ||
| import kotlinx.coroutines.CoroutineScope | ||
| import kotlinx.coroutines.Dispatchers | ||
| import kotlinx.coroutines.channels.Channel | ||
| import kotlinx.coroutines.flow.SharingStarted | ||
| import kotlinx.coroutines.flow.distinctUntilChanged | ||
| import kotlinx.coroutines.flow.drop | ||
| import kotlinx.coroutines.flow.launchIn | ||
| import kotlinx.coroutines.flow.onEach | ||
| import kotlinx.coroutines.flow.receiveAsFlow | ||
| import kotlinx.coroutines.flow.shareIn | ||
| import tachiyomi.core.util.storage.DiskUtil | ||
|
|
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| class StorageManager(private val context: Context, storagePreferences: StoragePreferences) { | ||
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| private val BACKUP_DIR = "backup" | ||
| private val AUTOMATIC_DIR = "automatic" | ||
| private val COVER_DIR = "covers" | ||
| private val PAGES_DIR = "pages" | ||
| private val SAVED_DIR = "saved" | ||
| private val DOWNLOADS_DIR = "downloads" | ||
|
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| private val scope = CoroutineScope(Dispatchers.IO) | ||
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| private var baseDir: UniFile? = getBaseDir(storagePreferences.baseStorageDirectory().get()) | ||
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| private val _changes: Channel<Unit> = Channel(Channel.UNLIMITED) | ||
| val baseDirChanges = _changes.receiveAsFlow().shareIn(scope, SharingStarted.Lazily, 1) | ||
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| init { | ||
| storagePreferences | ||
| .baseStorageDirectory() | ||
| .changes() | ||
| .drop(1) | ||
| .distinctUntilChanged() | ||
| .onEach { uri -> | ||
| baseDir = getBaseDir(uri) | ||
| baseDir?.let { parent -> | ||
| parent.createDirectory(BACKUP_DIR).also { it!!.createDirectory(AUTOMATIC_DIR) } | ||
| parent.createDirectory(SAVED_DIR).also { | ||
| it!!.createDirectory(COVER_DIR) | ||
| it.createDirectory(PAGES_DIR) | ||
| } | ||
| parent.createDirectory(DOWNLOADS_DIR).also { | ||
| DiskUtil.createNoMediaFile(it, context) | ||
| } | ||
| } | ||
| _changes.send(Unit) | ||
| } | ||
| .launchIn(scope) | ||
| } | ||
|
|
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| private fun getBaseDir(uri: String): UniFile? { | ||
| return UniFile.fromUri(context, uri.toUri()).takeIf { it?.exists() == true } | ||
| } | ||
|
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| fun getAutomaticBackupsDirectory(): UniFile? { | ||
| return getBackupDirectory()?.createDirectory(AUTOMATIC_DIR) | ||
| } | ||
|
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| fun getSavedDir(): UniFile? { | ||
| return baseDir?.createDirectory(SAVED_DIR) | ||
| } | ||
|
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| fun getDownloadsDirectory(): UniFile? { | ||
| return baseDir?.createDirectory(DOWNLOADS_DIR) | ||
| } | ||
|
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| fun getBackupDirectory(): UniFile? { | ||
| return baseDir?.createDirectory(BACKUP_DIR) | ||
| } | ||
|
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| fun getCoverDirectory(): UniFile? { | ||
| return getSavedDir()?.createDirectory(COVER_DIR) | ||
| } | ||
|
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| fun getPagesDirectory(): UniFile? { | ||
| return getSavedDir()?.createDirectory(PAGES_DIR) | ||
| } | ||
| } |
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