refactor(extension): Installer abstraction

app/src/main/java/eu/kanade/tachiyomi/extension/ExtensionManager.kt

@@ -7,6 +7,7 @@ import android.os.Parcelable
 import co.touchlab.kermit.Logger
 import eu.kanade.tachiyomi.data.preference.PreferencesHelper
 import eu.kanade.tachiyomi.extension.api.ExtensionApi
+import eu.kanade.tachiyomi.extension.installer.ShizukuInstaller
 import eu.kanade.tachiyomi.extension.model.Extension
 import eu.kanade.tachiyomi.extension.model.InstallStep
 import eu.kanade.tachiyomi.extension.model.LoadResult
@@ -17,6 +18,9 @@ import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.ui.extension.ExtensionIntallInfo
 import eu.kanade.tachiyomi.util.system.launchNow
 import eu.kanade.tachiyomi.util.system.withIOContext
+import java.util.Date
+import java.util.Locale
+import java.util.concurrent.TimeUnit
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.async
 import kotlinx.coroutines.flow.Flow
@@ -27,8 +31,6 @@ import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import yokai.domain.base.BasePreferences
 import yokai.domain.extension.interactor.TrustExtension
-import java.util.*
-import java.util.concurrent.*
 
 /**
  * The manager of extensions installed as another apk which extend the available sources. It handles

app/src/main/java/eu/kanade/tachiyomi/extension/installer/Installer.kt

@@ -0,0 +1,122 @@
+package eu.kanade.tachiyomi.extension.installer
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.net.Uri
+import androidx.annotation.CallSuper
+import androidx.localbroadcastmanager.content.LocalBroadcastManager
+import eu.kanade.tachiyomi.extension.ExtensionManager
+import eu.kanade.tachiyomi.extension.util.ExtensionInstaller.Companion.EXTRA_DOWNLOAD_ID
+import java.util.Collections
+import java.util.concurrent.atomic.AtomicReference
+import uy.kohesive.injekt.injectLazy
+
+abstract class Installer(
+    internal val context: Context,
+    // TODO: Remove finishedQueue
+    internal val finishedQueue: (Installer) -> Unit,
+) {
+
+    private val extensionManager: ExtensionManager by injectLazy()
+
+    private var waitingInstall = AtomicReference<Entry>(null)
+    private val queue = Collections.synchronizedList(mutableListOf<Entry>())
+
+    private val cancelReceiver = object : BroadcastReceiver() {
+        override fun onReceive(context: Context, intent: Intent) {
+            val downloadId = intent.getLongExtra(EXTRA_DOWNLOAD_ID, -1).takeIf { it >= 0 } ?: return
+            cancelQueue(downloadId)
+        }
+    }
+
+    abstract var ready: Boolean
+
+    fun isInQueue(pkgName: String) = queue.any { it.pkgName == pkgName }
+
+    /**
+     * Add an item to install queue.
+     *
+     * @param downloadId Download ID as known by [ExtensionManager]
+     * @param uri Uri of APK to install
+     */
+    fun addToQueue(downloadId: Long, pkgName: String, uri: Uri) {
+        queue.add(Entry(downloadId, pkgName, uri))
+        checkQueue()
+    }
+
+    @CallSuper
+    open fun processEntry(entry: Entry) {
+        extensionManager.setInstalling(entry.downloadId, entry.uri.hashCode())
+    }
+
+    open fun cancelEntry(entry: Entry): Boolean {
+        return true
+    }
+
+    /**
+     * Tells the queue to continue processing the next entry and updates the install step
+     * of the completed entry ([waitingInstall]) to [ExtensionManager].
+     *
+     * @param resultStep new install step for the processed entry.
+     * @see waitingInstall
+     */
+    fun continueQueue(succeeded: Boolean) {
+        val completedEntry = waitingInstall.getAndSet(null)
+        if (completedEntry != null) {
+            extensionManager.setInstallationResult(completedEntry.downloadId, succeeded)
+            checkQueue()
+        }
+    }
+
+    fun checkQueue() {
+        if (!ready) {
+            return
+        }
+        if (queue.isEmpty()) {
+            finishedQueue(this)
+            return
+        }
+        val nextEntry = queue.first()
+        if (waitingInstall.compareAndSet(null, nextEntry)) {
+            queue.removeAt(0)
+            processEntry(nextEntry)
+        }
+    }
+
+    @CallSuper
+    open fun onDestroy() {
+        LocalBroadcastManager.getInstance(context).unregisterReceiver(cancelReceiver)
+        queue.forEach { extensionManager.setInstallationResult(it.pkgName, false) }
+        queue.clear()
+        waitingInstall.set(null)
+    }
+
+    protected fun getActiveEntry(): Entry? = waitingInstall.get()
+
+    /**
+     * Cancels queue for the provided download ID if exists.
+     *
+     * @param downloadId Download ID as known by [ExtensionManager]
+     */
+    fun cancelQueue(downloadId: Long) {
+        val waitingInstall = this.waitingInstall.get()
+        val toCancel = queue.find { it.downloadId == downloadId } ?: waitingInstall ?: return
+        if (cancelEntry(toCancel)) {
+            queue.remove(toCancel)
+            if (waitingInstall == toCancel) {
+                // Currently processing removed entry, continue queue
+                this.waitingInstall.set(null)
+                checkQueue()
+            }
+            queue.forEach { extensionManager.setInstallationResult(it.downloadId, false) }
+//            extensionManager.up(downloadId, InstallStep.Idle)
+        }
+    }
+
+    data class Entry(
+        val downloadId: Long,
+        val pkgName: String,
+        val uri: Uri,
+    )
+}

app/src/main/java/eu/kanade/tachiyomi/extension/installer/ShizukuInstaller.kt

@@ -1,21 +1,16 @@
-package eu.kanade.tachiyomi.extension
+package eu.kanade.tachiyomi.extension.installer
 
-import android.content.BroadcastReceiver
 import android.content.Context
-import android.content.Intent
 import android.content.pm.PackageManager
-import android.net.Uri
 import android.os.Build
 import android.os.Process
-import androidx.localbroadcastmanager.content.LocalBroadcastManager
 import co.touchlab.kermit.Logger
-import eu.kanade.tachiyomi.R
-import yokai.i18n.MR
-import yokai.util.lang.getString
-import dev.icerock.moko.resources.compose.stringResource
-import eu.kanade.tachiyomi.extension.util.ExtensionInstaller.Companion.EXTRA_DOWNLOAD_ID
 import eu.kanade.tachiyomi.util.system.getUriSize
 import eu.kanade.tachiyomi.util.system.isShizukuInstalled
+import java.io.BufferedReader
+import java.io.InputStream
+import java.lang.reflect.Method
+import java.util.*
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
@@ -23,37 +18,21 @@ import kotlinx.coroutines.cancel
 import kotlinx.coroutines.launch
 import rikka.shizuku.Shizuku
 import rikka.shizuku.ShizukuRemoteProcess
-import uy.kohesive.injekt.injectLazy
-import java.io.BufferedReader
-import java.io.InputStream
-import java.lang.reflect.Method
-import java.util.*
-import java.util.concurrent.atomic.AtomicReference
+import yokai.i18n.MR
+import yokai.util.lang.getString
 
-class ShizukuInstaller(private val context: Context, val finishedQueue: (ShizukuInstaller) -> Unit) {
+class ShizukuInstaller(
+    context: Context,
+    finishedQueue: (Installer) -> Unit,
+) : Installer(context, finishedQueue) {
 
-    private val extensionManager: ExtensionManager by injectLazy()
-
-    private var waitingInstall = AtomicReference<Entry>(null)
     private val ioScope = CoroutineScope(SupervisorJob() + Dispatchers.IO)
 
-    private val cancelReceiver = object : BroadcastReceiver() {
-        override fun onReceive(context: Context, intent: Intent) {
-            val downloadId = intent.getLongExtra(EXTRA_DOWNLOAD_ID, -1).takeIf { it >= 0 } ?: return
-            cancelQueue(downloadId)
-        }
-    }
-
-    data class Entry(val downloadId: Long, val pkgName: String, val uri: Uri)
-    private val queue = Collections.synchronizedList(mutableListOf<Entry>())
-
     private val shizukuDeadListener = Shizuku.OnBinderDeadListener {
         Logger.d { "Shizuku was killed prematurely" }
         finishedQueue(this)
     }
 
-    fun isInQueue(pkgName: String) = queue.any { it.pkgName == pkgName }
-
     private val shizukuPermissionListener = object : Shizuku.OnRequestPermissionResultListener {
         override fun onRequestPermissionResult(requestCode: Int, grantResult: Int) {
             if (requestCode == SHIZUKU_PERMISSION_REQUEST_CODE) {
@@ -68,7 +47,7 @@ class ShizukuInstaller(private val context: Context, val finishedQueue: (Shizuku
         }
     }
 
-    var ready = false
+    override var ready = false
 
     private val newProcess: Method
 
@@ -90,9 +69,8 @@ class ShizukuInstaller(private val context: Context, val finishedQueue: (Shizuku
         newProcess.isAccessible = true
     }
 
-    @Suppress("BlockingMethodInNonBlockingContext")
-    fun processEntry(entry: Entry) {
-        extensionManager.setInstalling(entry.downloadId, entry.uri.hashCode())
+    override fun processEntry(entry: Entry) {
+        super.processEntry(entry)
         ioScope.launch {
             var sessionId: String? = null
             try {
@@ -130,85 +108,14 @@ class ShizukuInstaller(private val context: Context, val finishedQueue: (Shizuku
         }
     }
 
-    /**
-     * Checks the queue. The provided service will be stopped if the queue is empty.
-     * Will not be run when not ready.
-     *
-     * @see ready
-     */
-    fun checkQueue() {
-        if (!ready) {
-            return
-        }
-        if (queue.isEmpty()) {
-            finishedQueue(this)
-            return
-        }
-        val nextEntry = queue.first()
-        if (waitingInstall.compareAndSet(null, nextEntry)) {
-            queue.removeAt(0)
-            processEntry(nextEntry)
-        }
-    }
-
-    /**
-     * Tells the queue to continue processing the next entry and updates the install step
-     * of the completed entry ([waitingInstall]) to [ExtensionManager].
-     *
-     * @param resultStep new install step for the processed entry.
-     * @see waitingInstall
-     */
-    fun continueQueue(succeeded: Boolean) {
-        val completedEntry = waitingInstall.getAndSet(null)
-        if (completedEntry != null) {
-            extensionManager.setInstallationResult(completedEntry.downloadId, succeeded)
-            checkQueue()
-        }
-    }
-
-    /**
-     * Add an item to install queue.
-     *
-     * @param downloadId Download ID as known by [ExtensionManager]
-     * @param uri Uri of APK to install
-     */
-    fun addToQueue(downloadId: Long, pkgName: String, uri: Uri) {
-        queue.add(Entry(downloadId, pkgName, uri))
-        checkQueue()
-    }
-
-    /**
-     * Cancels queue for the provided download ID if exists.
-     *
-     * @param downloadId Download ID as known by [ExtensionManager]
-     */
-    private fun cancelQueue(downloadId: Long) {
-        val waitingInstall = this.waitingInstall.get()
-        val toCancel = queue.find { it.downloadId == downloadId } ?: waitingInstall ?: return
-        if (cancelEntry(toCancel)) {
-            queue.remove(toCancel)
-            if (waitingInstall == toCancel) {
-                // Currently processing removed entry, continue queue
-                this.waitingInstall.set(null)
-                checkQueue()
-            }
-            queue.forEach { extensionManager.setInstallationResult(it.downloadId, false) }
-//            extensionManager.up(downloadId, InstallStep.Idle)
-        }
-    }
-
     // Don't cancel if entry is already started installing
-    fun cancelEntry(entry: Entry): Boolean = getActiveEntry() != entry
-    fun getActiveEntry(): Entry? = waitingInstall.get()
+    override fun cancelEntry(entry: Entry): Boolean = getActiveEntry() != entry
 
-    fun onDestroy() {
+    override fun onDestroy() {
         Shizuku.removeBinderDeadListener(shizukuDeadListener)
         Shizuku.removeRequestPermissionResultListener(shizukuPermissionListener)
         ioScope.cancel()
-        LocalBroadcastManager.getInstance(context).unregisterReceiver(cancelReceiver)
-        queue.forEach { extensionManager.setInstallationResult(it.pkgName, false) }
-        queue.clear()
-        waitingInstall.set(null)
+        super.onDestroy()
     }
 
     private fun exec(command: String, stdin: InputStream? = null): ShellResult {

app/src/main/java/eu/kanade/tachiyomi/extension/util/ExtensionInstaller.kt

@@ -14,7 +14,7 @@ import androidx.core.net.toUri
 import co.touchlab.kermit.Logger
 import eu.kanade.tachiyomi.extension.ExtensionInstallerJob
 import eu.kanade.tachiyomi.extension.ExtensionManager
-import eu.kanade.tachiyomi.extension.ShizukuInstaller
+import eu.kanade.tachiyomi.extension.installer.ShizukuInstaller
 import eu.kanade.tachiyomi.extension.model.InstallStep
 import eu.kanade.tachiyomi.ui.extension.ExtensionIntallInfo
 import eu.kanade.tachiyomi.util.storage.getUriCompat
@@ -22,6 +22,7 @@ import eu.kanade.tachiyomi.util.system.e
 import eu.kanade.tachiyomi.util.system.isPackageInstalled
 import eu.kanade.tachiyomi.util.system.launchUI
 import eu.kanade.tachiyomi.util.system.toast
+import java.io.File
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.SupervisorJob
@@ -47,7 +48,6 @@ import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import uy.kohesive.injekt.injectLazy
 import yokai.domain.base.BasePreferences
-import java.io.File
 
 /**
  * The installer which installs, updates and uninstalls the extensions.

app/src/main/java/eu/kanade/tachiyomi/ui/setting/controllers/SettingsAdvancedController.kt

@@ -24,7 +24,7 @@ import eu.kanade.tachiyomi.data.library.LibraryUpdateJob
 import eu.kanade.tachiyomi.data.library.LibraryUpdateJob.Target
 import eu.kanade.tachiyomi.data.preference.PreferenceKeys
 import eu.kanade.tachiyomi.data.preference.changesIn
-import eu.kanade.tachiyomi.extension.ShizukuInstaller
+import eu.kanade.tachiyomi.extension.installer.ShizukuInstaller
 import eu.kanade.tachiyomi.network.NetworkHelper
 import eu.kanade.tachiyomi.network.NetworkPreferences
 import eu.kanade.tachiyomi.network.PREF_DOH_360