Remove dumb code

Added self-test and reload
Reduced update ignoring time to 1d from 1w

.github/workflows/watchdiff.yml

@@ -0,0 +1,23 @@
+# This is a basic workflow that is manually triggered
+
+name: Watch hitomi.la file changes
+
+on:
+  schedule:
+    - cron: "*/10 * * * *"
+
+jobs:
+  watchdiff:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          ref: watchdiff
+      - name: Download files
+        run: ./fetch.sh
+      - name: Commit and Push
+        id: push
+        run: |
+            git config --global user.name 'Watchdiff bot'
+            git config --global user.email 'tom5079@naver.com'
+            { git add . && git commit -m "File update" && git push; } | tail -1 | grep -q "nothing to commit"

.idea/compiler.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="CompilerConfiguration">
-    <bytecodeTargetLevel target="1.8" />
+    <bytecodeTargetLevel target="11" />
   </component>
 </project>

.idea/deploymentTargetDropDown.xml

@@ -7,11 +7,11 @@
         <deviceKey>
           <Key>
             <type value="VIRTUAL_DEVICE_PATH" />
-            <value value="$USER_HOME$/.android/avd/Pixel_3a_API_30_x86.avd" />
+            <value value="$USER_HOME$/.android/avd/Pixel_2_API_31.avd" />
           </Key>
         </deviceKey>
       </Target>
     </targetSelectedWithDropDown>
-    <timeTargetWasSelectedWithDropDown value="2021-10-25T00:27:52.904947Z" />
+    <timeTargetWasSelectedWithDropDown value="2022-01-31T00:48:12.732208Z" />
   </component>
 </project>

.idea/gradle.xml

@@ -7,6 +7,8 @@
         <option name="testRunner" value="GRADLE" />
         <option name="distributionType" value="DEFAULT_WRAPPED" />
         <option name="externalProjectPath" value="$PROJECT_DIR$" />
+        <option name="gradleHome" value="/usr/share/java/gradle" />
+        <option name="gradleJvm" value="11" />
         <option name="modules">
           <set>
             <option value="$PROJECT_DIR$" />

.idea/jarRepositories.xml

@@ -81,5 +81,10 @@
       <option name="name" value="MavenLocal" />
       <option name="url" value="file:$USER_HOME$/.m2/repository/" />
     </remote-repository>
+    <remote-repository>
+      <option name="id" value="maven2" />
+      <option name="name" value="maven2" />
+      <option name="url" value="https://oss.sonatype.org/content/repositories/snapshots" />
+    </remote-repository>
   </component>
 </project>

.idea/misc.xml

@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="DesignSurface">
+    <option name="filePathToZoomLevelMap">
+      <map>
+        <entry key="../../../../layout/custom_preview.xml" value="0.2564814814814815" />
+        <entry key="app/src/main/res/layout/reader_activity.xml" value="0.14351851851851852" />
+        <entry key="app/src/main/res/xml/lock_preferences.xml" value="0.5119791666666667" />
+        <entry key="app/src/main/res/xml/manage_storage_preferences.xml" value="0.2604166666666667" />
+        <entry key="app/src/main/res/xml/root_preferences.xml" value="0.5119791666666667" />
+      </map>
+    </option>
+  </component>
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_11" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">

README.md

@@ -2,7 +2,7 @@
 *Pupil, Hitomi.la viewer for Android*  
 
 ![](https://img.shields.io/github/downloads/tom5079/Pupil/total)  
-[![](https://img.shields.io/github/downloads/tom5079/Pupil/5.1.23/Pupil-v5.1.23.apk?color=%234fc3f7&label=DOWNLOAD%20APP&style=for-the-badge)](https://github.com/tom5079/Pupil/releases/download/5.1.23/Pupil-v5.1.23.apk)  
+[![](https://img.shields.io/github/downloads/tom5079/Pupil/5.2.23/Pupil-v5.2.23.apk?color=%234fc3f7&label=DOWNLOAD%20APP&style=for-the-badge)](https://github.com/tom5079/Pupil/releases/download/5.2.23/Pupil-v5.2.23.apk)  
 [![](https://discordapp.com/api/guilds/610452916612104194/embed.png?style=banner2)](https://discord.gg/Stj4b5v)
 
 # Features

app/build.gradle

@@ -32,13 +32,13 @@ configurations {
 }
 
 android {
-    compileSdkVersion 30
+    compileSdkVersion 31
     defaultConfig {
         applicationId "xyz.quaver.pupil"
         minSdkVersion 16
-        targetSdkVersion 30
+        targetSdkVersion 31
         versionCode 69
-        versionName "5.1.23"
+        versionName "5.2.25"
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
     }
@@ -79,30 +79,31 @@ android {
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar", "*.aar"])
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
-    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.4.3"
-    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.2.0"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:1.6.0"
+    implementation "org.jetbrains.kotlinx:kotlinx-serialization-json:1.3.2"
     
-    implementation "androidx.appcompat:appcompat:1.3.0"
-    implementation "androidx.activity:activity-ktx:1.3.0-beta01"
-    implementation "androidx.fragment:fragment-ktx:1.3.4"
+    implementation "androidx.appcompat:appcompat:1.4.1"
+    implementation "androidx.activity:activity-ktx:1.4.0"
+    implementation "androidx.fragment:fragment-ktx:1.4.0"
     implementation "androidx.preference:preference-ktx:1.1.1"
     implementation "androidx.recyclerview:recyclerview:1.2.1"
-    implementation "androidx.constraintlayout:constraintlayout:2.0.4"
+    implementation "androidx.constraintlayout:constraintlayout:2.1.3"
     implementation "androidx.gridlayout:gridlayout:1.0.0"
     implementation "androidx.biometric:biometric:1.1.0"
-    implementation "androidx.work:work-runtime-ktx:2.6.0-beta01"
+    implementation "androidx.work:work-runtime-ktx:2.7.1"
+    implementation 'androidx.webkit:webkit:1.4.0'
 
     implementation "com.daimajia.swipelayout:library:1.2.0@aar"
 
-    implementation "com.google.android.material:material:1.3.0"
+    implementation "com.google.android.material:material:1.5.0"
 
-    implementation platform('com.google.firebase:firebase-bom:26.5.0')
+    implementation platform('com.google.firebase:firebase-bom:29.0.3')
     implementation "com.google.firebase:firebase-analytics-ktx"
     implementation "com.google.firebase:firebase-crashlytics-ktx"
     implementation "com.google.firebase:firebase-perf-ktx"
 
     implementation "com.google.android.gms:play-services-oss-licenses:17.0.0"
-    implementation "com.google.android.gms:play-services-mlkit-face-detection:16.1.7"
+    implementation "com.google.android.gms:play-services-mlkit-face-detection:17.0.0"
 
     implementation "com.github.clans:fab:1.6.4"
 
@@ -111,6 +112,7 @@ dependencies {
     implementation 'com.github.piasy:BigImageViewer:1.8.1'
     implementation 'com.github.piasy:FrescoImageLoader:1.8.1'
     implementation 'com.github.piasy:FrescoImageViewFactory:1.8.1'
+    implementation 'com.facebook.fresco:imagepipeline-okhttp3:2.6.0'
 
     //noinspection GradleDependency
     implementation "com.squareup.okhttp3:okhttp:$okhttp_version"
@@ -125,13 +127,15 @@ dependencies {
 
     implementation "ru.noties.markwon:core:3.1.0"
 
-    implementation "xyz.quaver:libpupil:2.1.15"
-    implementation "xyz.quaver:documentfilex:0.7.1"
+    implementation "org.jsoup:jsoup:1.14.3"
+
+    implementation "xyz.quaver:documentfilex:0.7.2"
     implementation "xyz.quaver:floatingsearchview:1.1.7"
 
-    testImplementation "junit:junit:4.13.1"
-    androidTestImplementation "androidx.test.ext:junit:1.1.2"
-    androidTestImplementation "androidx.test:rules:1.3.0"
-    androidTestImplementation "androidx.test:runner:1.3.0"
-    androidTestImplementation "androidx.test.espresso:espresso-core:3.3.0"
+    testImplementation "junit:junit:4.13.2"
+    testImplementation "org.jetbrains.kotlinx:kotlinx-coroutines-test:1.6.0"
+    androidTestImplementation "androidx.test.ext:junit:1.1.3"
+    androidTestImplementation "androidx.test:rules:1.4.0"
+    androidTestImplementation "androidx.test:runner:1.4.0"
+    androidTestImplementation "androidx.test.espresso:espresso-core:3.4.0"
 }

app/proguard-rules.pro

@@ -32,4 +32,5 @@
     kotlinx.serialization.KSerializer serializer(...);
 }
 -keep class xyz.quaver.pupil.ui.fragment.ManageFavoritesFragment
--keep class xyz.quaver.pupil.ui.fragment.ManageStorageFragment
+-keep class xyz.quaver.pupil.ui.fragment.ManageStorageFragment
+-keep class xyz.quaver.pupil.** { *; }

app/release/output-metadata.json

@@ -1,5 +1,5 @@
 {
-  "version": 2,
+  "version": 3,
   "artifactType": {
     "type": "APK",
     "kind": "Directory"
@@ -10,9 +10,11 @@
     {
       "type": "SINGLE",
       "filters": [],
+      "attributes": [],
       "versionCode": 69,
-      "versionName": "5.1.23",
+      "versionName": "5.2.25",
       "outputFile": "app-release.apk"
     }
-  ]
+  ],
+  "elementType": "File"
 }

app/src/androidTest/java/xyz/quaver/pupil/ExampleInstrumentedTest.kt

@@ -20,10 +20,18 @@
 
 package xyz.quaver.pupil
 
+import android.os.Build
+import android.util.Log
+import android.webkit.*
+import android.widget.Toast
 import androidx.test.ext.junit.runners.AndroidJUnit4
 import androidx.test.platform.app.InstrumentationRegistry
+import com.google.firebase.crashlytics.FirebaseCrashlytics
+import kotlinx.coroutines.*
+import org.junit.Before
 import org.junit.Test
 import org.junit.runner.RunWith
+import xyz.quaver.pupil.hitomi.*
 
 /**
  * Instrumented test, which will execute on an Android device.
@@ -32,10 +40,81 @@ import org.junit.runner.RunWith
  */
 @RunWith(AndroidJUnit4::class)
 class ExampleInstrumentedTest {
+    @Before
+    fun init() {
+        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+
+        runBlocking {
+            withContext(Dispatchers.Main) {
+                initWebView(appContext)
+            }
+        }
+    }
 
     @Test
-    fun useAppContext() {
-        // Context of the app under test.
-        val appContext = InstrumentationRegistry.getInstrumentation().targetContext
+    fun test_getGalleryIDsFromNozomi() {
+        runBlocking {
+            val result = getGalleryIDsFromNozomi(null, "boten", "all")
+
+            Log.d("PUPILD", "getGalleryIDsFromNozomi: ${result.size}")
+        }
+    }
+
+    @Test
+    fun test_getGalleryIDsForQuery() {
+        runBlocking {
+            val result = getGalleryIDsForQuery("female:crotch tattoo")
+
+            Log.d("PUPILD", "getGalleryIDsForQuery: ${result.size}")
+        }
+    }
+
+    @Test
+    fun test_getSuggestionsForQuery() {
+        runBlocking {
+            val result = getSuggestionsForQuery("fem")
+
+            Log.d("PUPILD", "getSuggestionsForQuery: ${result.size}")
+        }
+    }
+
+    @Test
+    fun test_urlFromUrlFromHash() {
+        runBlocking {
+            val galleryInfo = getGalleryInfo(2102416)
+
+            val result = galleryInfo.files.map {
+                imageUrlFromImage(2102416, it, false)
+            }
+
+            Log.d("PUPILD", result.toString())
+        }
+    }
+
+    @Test
+    fun test_getGalleryInfo() {
+        runBlocking {
+            val galleryInfo = getGalleryInfo(2102416)
+
+            Log.d("PUPILD", galleryInfo.toString())
+        }
+    }
+
+    @Test
+    fun test_getGallery() {
+        runBlocking {
+            val gallery = getGallery(2109479)
+
+            Log.d("PUPILD", gallery.toString())
+        }
+    }
+
+    @Test
+    fun test_getGalleryBlock() {
+        runBlocking {
+            val block = getGalleryBlock(2119310)
+
+            Log.d("PUPILD", block.toString())
+        }
     }
 }

app/src/main/AndroidManifest.xml

@@ -6,8 +6,8 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.REQUEST_INSTALL_PACKAGES" />
     <uses-permission android:name="android.permission.USE_BIOMETRIC" />
-    <uses-permission-sdk-23 android:name="android.permission.READ_EXTERNAL_STORAGE"/>
-    <uses-permission-sdk-23 android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
+    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" android:maxSdkVersion="23"/>
+    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" android:maxSdkVersion="23"/>
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
     <uses-permission android:name="android.permission.CAMERA" />
     <uses-permission android:name="android.permission.VIBRATE"/>
@@ -59,7 +59,8 @@
         <activity
             android:name=".ui.ReaderActivity"
             android:configChanges="keyboardHidden|orientation|screenSize"
-            android:parentActivityName=".ui.MainActivity">
+            android:parentActivityName=".ui.MainActivity"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.VIEW" />
 
@@ -223,7 +224,8 @@
         <activity
             android:name=".ui.MainActivity"
             android:configChanges="keyboardHidden|orientation|screenSize"
-            android:theme="@style/NoActionBarAppTheme">
+            android:theme="@style/NoActionBarAppTheme"
+            android:exported="true">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
                 <action android:name="android.intent.action.VIEW" />

app/src/main/java/xyz/quaver/pupil/Pupil.kt

@@ -18,6 +18,7 @@
 
 package xyz.quaver.pupil
 
+import android.annotation.SuppressLint
 import android.app.Application
 import android.app.Notification
 import android.app.NotificationChannel
@@ -27,25 +28,31 @@ import android.content.Intent
 import android.net.Uri
 import android.os.Build
 import android.util.Log
+import android.webkit.*
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.content.ContextCompat
 import androidx.preference.PreferenceManager
+import androidx.webkit.WebViewCompat
+import com.facebook.imagepipeline.backends.okhttp3.OkHttpImagePipelineConfigFactory
 import com.github.piasy.biv.BigImageViewer
 import com.github.piasy.biv.loader.fresco.FrescoImageLoader
 import com.google.android.gms.common.GooglePlayServicesNotAvailableException
 import com.google.android.gms.common.GooglePlayServicesRepairableException
 import com.google.android.gms.security.ProviderInstaller
 import com.google.firebase.crashlytics.FirebaseCrashlytics
-import okhttp3.Dispatcher
-import okhttp3.Interceptor
-import okhttp3.OkHttpClient
-import okhttp3.Response
+import kotlinx.coroutines.*
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.flow.asSharedFlow
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
+import okhttp3.*
 import xyz.quaver.io.FileX
+import xyz.quaver.pupil.hitomi.evaluationContext
+import xyz.quaver.pupil.types.JavascriptException
 import xyz.quaver.pupil.types.Tag
 import xyz.quaver.pupil.util.*
-import xyz.quaver.pupil.util.downloader.DownloadManager
-import xyz.quaver.setClient
 import java.io.File
+import java.net.URL
 import java.util.*
 import java.util.concurrent.Executors
 import java.util.concurrent.TimeUnit
@@ -70,12 +77,154 @@ var clientHolder: OkHttpClient? = null
 val client: OkHttpClient
     get() = clientHolder ?: clientBuilder.build().also {
         clientHolder = it
-        setClient(it)
     }
 
+@SuppressLint("StaticFieldLeak")
+lateinit var webView: WebView
+val _webViewFlow = MutableSharedFlow<Pair<String, String?>>()
+val webViewFlow = _webViewFlow.asSharedFlow()
+var webViewReady = false
+var oldWebView = false
+private var reloadJob: Job? = null
+
+fun reloadWebView() {
+    if (reloadJob?.isActive == true) return
+
+    reloadJob = CoroutineScope(Dispatchers.IO).launch {
+        webViewReady = false
+        oldWebView = false
+
+        evaluationContext.cancelChildren(CancellationException("reload"))
+
+        runCatching {
+            URL(
+                if (BuildConfig.DEBUG)
+                    "https://tom5079.github.io/PupilSources/hitomi-dev.html"
+                else
+                    "https://tom5079.github.io/PupilSources/hitomi.html"
+            ).readText()
+        }.getOrNull()?.let { html ->
+            launch(Dispatchers.Main) {
+                webView.loadDataWithBaseURL(
+                    "https://hitomi.la/",
+                    html,
+                    "text/html",
+                    null,
+                    null
+                )
+            }
+        }
+    }
+}
+
+private var htmlVersion: String = ""
+fun reloadWhenFailedOrUpdate() = CoroutineScope(Dispatchers.Default).launch {
+    while (true) {
+        if (
+            (!webViewReady && !oldWebView) ||
+            runCatching {
+                URL(
+                    if (BuildConfig.DEBUG)
+                        "https://tom5079.github.io/PupilSources/hitomi-dev.html.ver"
+                    else
+                        "https://tom5079.github.io/PupilSources/hitomi.html.ver"
+                ).readText()
+            }.getOrNull().let { version ->
+                (!version.isNullOrEmpty() && version != htmlVersion).also {
+                    if (it) htmlVersion = version!!
+                }
+            }
+        ) {
+            reloadWebView()
+        }
+
+        delay(if (webViewReady) 10000 else 1000)
+    }
+}
+
+@SuppressLint("SetJavaScriptEnabled")
+fun initWebView(context: Context) {
+    if (BuildConfig.DEBUG) WebView.setWebContentsDebuggingEnabled(true)
+
+    webView = WebView(context).apply {
+        with (settings) {
+            javaScriptEnabled = true
+            domStorageEnabled = true
+        }
+
+        userAgent = settings.userAgentString
+
+        webViewClient = object: WebViewClient() {
+            override fun onPageFinished(view: WebView?, url: String?) {
+                webView.evaluateJavascript("try { self_test() } catch (err) { 'err' }") {
+                    val result: String = Json.decodeFromString(it)
+
+                    oldWebView = result == "es2020_unsupported";
+                    webViewReady = result == "OK";
+                }
+            }
+
+            override fun onReceivedError(
+                view: WebView?,
+                request: WebResourceRequest?,
+                error: WebResourceError?
+            ) {
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+                    FirebaseCrashlytics.getInstance().log(
+                        "onReceivedError: ${error?.description}"
+                    )
+                }
+            }
+        }
+
+        webChromeClient = object: WebChromeClient() {
+            override fun onConsoleMessage(consoleMessage: ConsoleMessage?): Boolean {
+                FirebaseCrashlytics.getInstance().log(
+                    "onConsoleMessage: ${consoleMessage?.message()} (${consoleMessage?.sourceId()}:${consoleMessage?.lineNumber()})"
+                )
+
+                return super.onConsoleMessage(consoleMessage)
+            }
+        }
+
+        addJavascriptInterface(object {
+            @JavascriptInterface
+            fun onResult(uid: String, result: String) {
+                CoroutineScope(Dispatchers.Unconfined).launch {
+                    _webViewFlow.emit(uid to result)
+                }
+            }
+            @JavascriptInterface
+            fun onError(uid: String, script: String, message: String, stack: String) {
+                CoroutineScope(Dispatchers.Unconfined).launch {
+                    _webViewFlow.emit(uid to "")
+                }
+
+                FirebaseCrashlytics.getInstance().recordException(
+                    JavascriptException("onError script: $script\nmessage: $message\nstack: $stack")
+                )
+            }
+        }, "Callback")
+    }
+
+    reloadWhenFailedOrUpdate()
+}
+
+lateinit var userAgent: String
+
 class Pupil : Application() {
 
+    companion object {
+        lateinit var instance: Pupil
+            private set
+    }
+
+    @SuppressLint("SetJavaScriptEnabled")
     override fun onCreate() {
+        instance = this
+
+        initWebView(this)
+
         AppCompatDelegate.setCompatVectorFromResourcesEnabled(true)
 
         preferences = PreferenceManager.getDefaultSharedPreferences(this)
@@ -94,7 +243,11 @@ class Pupil : Application() {
             .readTimeout(0, TimeUnit.SECONDS)
             .proxyInfo(proxyInfo)
             .addInterceptor { chain ->
-                val request = chain.request()
+                val request = chain.request().newBuilder()
+                    .header("User-Agent", userAgent)
+                    .header("Referer", "https://hitomi.la/")
+                    .build()
+
                 val tag = request.tag() ?: return@addInterceptor chain.proceed(request)
 
                 interceptors[tag::class]?.invoke(chain) ?: chain.proceed(request)
@@ -107,7 +260,7 @@ class Pupil : Application() {
 
         try {
             Preferences.get<String>("download_folder").also {
-                if (it.startsWith("content") && Build.VERSION.SDK_INT > 19)
+                if (it.startsWith("content://"))
                     contentResolver.takePersistableUriPermission(
                         Uri.parse(it),
                         Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_GRANT_WRITE_URI_PERMISSION
@@ -146,7 +299,14 @@ class Pupil : Application() {
             e.printStackTrace()
         }
 
-        BigImageViewer.initialize(FrescoImageLoader.with(this))
+        BigImageViewer.initialize(
+            FrescoImageLoader.with(
+                this,
+                OkHttpImagePipelineConfigFactory
+                    .newBuilder(this, client)
+                    .build()
+            )
+        )
 
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
             val manager = getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager

app/src/main/java/xyz/quaver/pupil/adapters/GalleryBlockAdapter.kt

@@ -35,14 +35,13 @@ import com.daimajia.swipe.adapters.RecyclerSwipeAdapter
 import com.daimajia.swipe.interfaces.SwipeAdapterInterface
 import com.github.piasy.biv.loader.ImageLoader
 import kotlinx.coroutines.*
-import xyz.quaver.hitomi.getGallery
-import xyz.quaver.hitomi.getGalleryInfo
-import xyz.quaver.hitomi.getReader
 import xyz.quaver.io.util.getChild
 import xyz.quaver.pupil.R
 import xyz.quaver.pupil.databinding.GalleryblockItemBinding
 import xyz.quaver.pupil.favoriteTags
 import xyz.quaver.pupil.favorites
+import xyz.quaver.pupil.hitomi.getGallery
+import xyz.quaver.pupil.hitomi.getGalleryInfo
 import xyz.quaver.pupil.types.Tag
 import xyz.quaver.pupil.ui.view.ProgressCard
 import xyz.quaver.pupil.util.Preferences
@@ -105,168 +104,168 @@ class GalleryBlockAdapter(private val galleries: List<Int>) : RecyclerSwipeAdapt
 
             val cache = Cache.getInstance(itemView.context, galleryID)
 
-            val galleryBlock = runBlocking {
-                cache.getGalleryBlock()
-            } ?: return
-
-            val resources = itemView.context.resources
-            val languages = resources.getStringArray(R.array.languages).map {
-                it.split("|").let { split ->
-                    Pair(split[0], split[1])
-                }
-            }.toMap()
-
-            val artists = galleryBlock.artists
-            val series = galleryBlock.series
-
-            binding.galleryblockThumbnail.apply {
-                setOnClickListener {
-                    itemView.performClick()
-                }
-                setOnLongClickListener {
-                    itemView.performLongClick()
-                }
-                setFailureImage(ContextCompat.getDrawable(context, R.drawable.image_broken_variant))
-                setImageLoaderCallback(object: ImageLoader.Callback {
-                    override fun onFail(error: Exception?) {
-                        Cache.getInstance(context, galleryID).let { cache ->
-                            cache.cacheFolder.getChild(".thumbnail").let { if (it.exists()) it.delete() }
-                            cache.downloadFolder?.getChild(".thumbnail")?.let { if (it.exists()) it.delete() }
-                        }
-                    }
-
-                    override fun onCacheHit(imageType: Int, image: File?) {}
-                    override fun onCacheMiss(imageType: Int, image: File?) {}
-                    override fun onFinish() {}
-                    override fun onProgress(progress: Int) {}
-                    override fun onStart() {}
-                    override fun onSuccess(image: File?) {}
-                })
-                ssiv?.recycle()
-                CoroutineScope(Dispatchers.IO).launch {
-                    cache.getThumbnail().let { launch(Dispatchers.Main) {
-                        showImage(it)
-                    } }
-                }
-            }
-
-            binding.galleryblockTitle.text = galleryBlock.title
-            with(binding.galleryblockArtist) {
-                text = artists.joinToString { it.wordCapitalize() }
-                visibility = when {
-                    artists.isNotEmpty() -> View.VISIBLE
-                    else -> View.GONE
-                }
-
-                CoroutineScope(Dispatchers.IO).launch {
-                    val gallery = runCatching {
-                        getGallery(galleryID)
-                    }.getOrNull()
-
-                    if (gallery?.groups?.isNotEmpty() != true)
-                        return@launch
-
-                    launch(Dispatchers.Main) {
-                        text = context.getString(
-                            R.string.galleryblock_artist_with_group,
-                            artists.joinToString { it.wordCapitalize() },
-                            gallery.groups.joinToString { it.wordCapitalize() }
-                        )
-                    }
-                }
-            }
-            with(binding.galleryblockSeries) {
-                text =
-                    resources.getString(
-                        R.string.galleryblock_series,
-                        series.joinToString(", ") { it.wordCapitalize() })
-                visibility = when {
-                    series.isNotEmpty() -> View.VISIBLE
-                    else -> View.GONE
-                }
-            }
-            binding.galleryblockType.text = resources.getString(R.string.galleryblock_type, galleryBlock.type).wordCapitalize()
-            with(binding.galleryblockLanguage) {
-                text =
-                    resources.getString(R.string.galleryblock_language, languages[galleryBlock.language])
-                visibility = when {
-                    galleryBlock.language.isNotEmpty() -> View.VISIBLE
-                    else -> View.GONE
-                }
-            }
-
-            with(binding.galleryblockTagGroup) {
-                onClickListener = {
-                    onChipClickedHandler.forEach { callback ->
-                        callback.invoke(it)
-                    }
-                }
-
-                tags.clear()
-
-                CoroutineScope(Dispatchers.IO).launch {
-                    tags.addAll(
-                        galleryBlock.relatedTags.sortedBy {
-                            val tag = Tag.parse(it)
-
-                            if (favoriteTags.contains(tag))
-                                -1
-                            else
-                                when(Tag.parse(it).area) {
-                                    "female" -> 0
-                                    "male" -> 1
-                                    else -> 2
-                                }
-                        }.map {
-                            Tag.parse(it)
-                        }
-                    )
-
-                    launch(Dispatchers.Main) {
-                        refresh()
-                    }
-                }
-            }
-
-            binding.galleryblockId.text = galleryBlock.id.toString()
-            binding.galleryblockPagecount.text = "-"
             CoroutineScope(Dispatchers.IO).launch {
-                val pageCount = kotlin.runCatching {
-                    getGalleryInfo(galleryBlock.id).files.size
-                }.getOrNull() ?: return@launch
-                withContext(Dispatchers.Main) {
-                    binding.galleryblockPagecount.text = itemView.context.getString(R.string.galleryblock_pagecount, pageCount)
-                }
-            }
+                val galleryBlock = cache.getGalleryBlock() ?: return@launch
 
-            with(binding.galleryblockFavorite) {
-                setImageResource(if (favorites.contains(galleryBlock.id)) R.drawable.ic_star_filled else R.drawable.ic_star_empty)
-                setOnClickListener {
-                    when {
-                        favorites.contains(galleryBlock.id) -> {
-                            favorites.remove(galleryBlock.id)
-
-                            setImageResource(R.drawable.ic_star_empty)
+                launch(Dispatchers.Main) {
+                    val resources = itemView.context.resources
+                    val languages = resources.getStringArray(R.array.languages).map {
+                        it.split("|").let { split ->
+                            Pair(split[0], split[1])
                         }
-                        else -> {
-                            favorites.add(galleryBlock.id)
+                    }.toMap()
 
-                            setImageDrawable(AnimatedVectorDrawableCompat.create(context, R.drawable.avd_star).apply {
-                                this ?: return@apply
+                    val artists = galleryBlock.artists
+                    val series = galleryBlock.series
 
-                                registerAnimationCallback(object: Animatable2Compat.AnimationCallback() {
-                                    override fun onAnimationEnd(drawable: Drawable?) {
-                                        setImageResource(R.drawable.ic_star_filled)
-                                    }
-                                })
-                                start()
-                            })
+                    binding.galleryblockThumbnail.apply {
+                        setOnClickListener {
+                            itemView.performClick()
+                        }
+                        setOnLongClickListener {
+                            itemView.performLongClick()
+                        }
+                        setFailureImage(ContextCompat.getDrawable(context, R.drawable.image_broken_variant))
+                        setImageLoaderCallback(object: ImageLoader.Callback {
+                            override fun onFail(error: Exception?) {
+                                Cache.delete(context, galleryID)
+                            }
+
+                            override fun onCacheHit(imageType: Int, image: File?) {}
+                            override fun onCacheMiss(imageType: Int, image: File?) {}
+                            override fun onFinish() {}
+                            override fun onProgress(progress: Int) {}
+                            override fun onStart() {}
+                            override fun onSuccess(image: File?) {}
+                        })
+                        ssiv?.recycle()
+                        CoroutineScope(Dispatchers.IO).launch {
+                            cache.getThumbnail().let { launch(Dispatchers.Main) {
+                                showImage(it)
+                            } }
                         }
                     }
+
+                    binding.galleryblockTitle.text = galleryBlock.title
+                    with(binding.galleryblockArtist) {
+                        text = artists.joinToString { it.wordCapitalize() }
+                        visibility = when {
+                            artists.isNotEmpty() -> View.VISIBLE
+                            else -> View.GONE
+                        }
+
+                        CoroutineScope(Dispatchers.IO).launch {
+                            val gallery = runCatching {
+                                getGallery(galleryID)
+                            }.getOrNull()
+
+                            if (gallery?.groups?.isNotEmpty() != true)
+                                return@launch
+
+                            launch(Dispatchers.Main) {
+                                text = context.getString(
+                                    R.string.galleryblock_artist_with_group,
+                                    artists.joinToString { it.wordCapitalize() },
+                                    gallery.groups.joinToString { it.wordCapitalize() }
+                                )
+                            }
+                        }
+                    }
+                    with(binding.galleryblockSeries) {
+                        text =
+                            resources.getString(
+                                R.string.galleryblock_series,
+                                series.joinToString(", ") { it.wordCapitalize() })
+                        visibility = when {
+                            series.isNotEmpty() -> View.VISIBLE
+                            else -> View.GONE
+                        }
+                    }
+                    binding.galleryblockType.text = resources.getString(R.string.galleryblock_type, galleryBlock.type).wordCapitalize()
+                    with(binding.galleryblockLanguage) {
+                        text =
+                            resources.getString(R.string.galleryblock_language, languages[galleryBlock.language])
+                        visibility = when {
+                            !galleryBlock.language.isNullOrEmpty() -> View.VISIBLE
+                            else -> View.GONE
+                        }
+                    }
+
+                    with(binding.galleryblockTagGroup) {
+                        onClickListener = {
+                            onChipClickedHandler.forEach { callback ->
+                                callback.invoke(it)
+                            }
+                        }
+
+                        tags.clear()
+
+                        CoroutineScope(Dispatchers.IO).launch {
+                            tags.addAll(
+                                galleryBlock.relatedTags.sortedBy {
+                                    val tag = Tag.parse(it)
+
+                                    if (favoriteTags.contains(tag))
+                                        -1
+                                    else
+                                        when(Tag.parse(it).area) {
+                                            "female" -> 0
+                                            "male" -> 1
+                                            else -> 2
+                                        }
+                                }.map {
+                                    Tag.parse(it)
+                                }
+                            )
+
+                            launch(Dispatchers.Main) {
+                                refresh()
+                            }
+                        }
+                    }
+
+                    binding.galleryblockId.text = galleryBlock.id.toString()
+                    binding.galleryblockPagecount.text = "-"
+                    CoroutineScope(Dispatchers.IO).launch {
+                        val pageCount = kotlin.runCatching {
+                            getGalleryInfo(galleryBlock.id).files.size
+                        }.getOrNull() ?: return@launch
+                        withContext(Dispatchers.Main) {
+                            binding.galleryblockPagecount.text = itemView.context.getString(R.string.galleryblock_pagecount, pageCount)
+                        }
+                    }
+
+                    with(binding.galleryblockFavorite) {
+                        setImageResource(if (favorites.contains(galleryBlock.id)) R.drawable.ic_star_filled else R.drawable.ic_star_empty)
+                        setOnClickListener {
+                            when {
+                                favorites.contains(galleryBlock.id) -> {
+                                    favorites.remove(galleryBlock.id)
+
+                                    setImageResource(R.drawable.ic_star_empty)
+                                }
+                                else -> {
+                                    favorites.add(galleryBlock.id)
+
+                                    setImageDrawable(AnimatedVectorDrawableCompat.create(context, R.drawable.avd_star).apply {
+                                        this ?: return@apply
+
+                                        registerAnimationCallback(object: Animatable2Compat.AnimationCallback() {
+                                            override fun onAnimationEnd(drawable: Drawable?) {
+                                                setImageResource(R.drawable.ic_star_filled)
+                                            }
+                                        })
+                                        start()
+                                    })
+                                }
+                            }
+                        }
+                    }
+
+
                 }
             }
 
-
             // Make some views invisible to make it thinner
             if (thin) {
                 binding.galleryblockTagGroup.visibility = View.GONE

app/src/main/java/xyz/quaver/pupil/adapters/ReaderAdapter.kt

@@ -40,9 +40,9 @@ import com.github.piasy.biv.view.BigImageView
 import com.github.piasy.biv.view.ImageShownCallback
 import com.github.piasy.biv.view.ImageViewFactory
 import kotlinx.coroutines.*
-import xyz.quaver.hitomi.GalleryInfo
 import xyz.quaver.pupil.R
 import xyz.quaver.pupil.databinding.ReaderItemBinding
+import xyz.quaver.pupil.hitomi.GalleryInfo
 import xyz.quaver.pupil.ui.ReaderActivity
 import xyz.quaver.pupil.util.downloader.Cache
 import java.io.File

app/src/main/java/xyz/quaver/pupil/hitomi/common.kt

@@ -0,0 +1,146 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import android.util.Log
+import android.webkit.WebView
+import kotlinx.coroutines.*
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.first
+import kotlinx.coroutines.flow.transformWhile
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
+import xyz.quaver.pupil.*
+import java.util.*
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
+
+const val protocol = "https:"
+
+val evaluationContext = Dispatchers.Main + Job()
+
+/**
+ * kotlinx.serialization.json.Json object for global use
+ * properties should not be changed
+ *
+ * @see [https://kotlin.github.io/kotlinx.serialization/kotlinx-serialization-core/kotlinx-serialization-core/kotlinx.serialization.json/-json/index.html]
+ */
+val json = Json {
+    isLenient = true
+    ignoreUnknownKeys = true
+    allowSpecialFloatingPointValues = true
+    useArrayPolymorphism = true
+}
+
+suspend inline fun <reified T> WebView.evaluate(script: String): T = coroutineScope { withTimeout(60000) {
+    var result: String? = null
+
+    while (result == null) {
+        try {
+            while (!oldWebView && !webViewReady) delay(1000)
+
+            result = if (oldWebView)
+                "null"
+            else withContext(evaluationContext) {
+                suspendCoroutine { continuation ->
+                    evaluateJavascript(script) {
+                        continuation.resume(it)
+                    }
+                }
+
+            }
+        } catch (e: CancellationException) {
+            if (e.message != "reload") result = "null"
+        }
+    }
+
+    json.decodeFromString(result)
+} }
+
+@OptIn(ExperimentalCoroutinesApi::class)
+suspend inline fun <reified T> WebView.evaluatePromise(
+    script: String,
+    then: String = ".then(result => Callback.onResult(%uid, JSON.stringify(result))).catch(err => Callback.onError(%uid, String.raw`$script`, err.message, err.stack))"
+): T = coroutineScope { withTimeout(60000) {
+    var result: String? = null
+
+    while (result == null) {
+        try {
+            while (!oldWebView && !webViewReady) delay(1000)
+
+            result = if (oldWebView)
+                "null"
+            else withContext(evaluationContext) {
+                val uid = UUID.randomUUID().toString()
+
+                val flow: Flow<Pair<String, String?>> = webViewFlow.transformWhile { (currentUid, result) ->
+                    if (currentUid == uid) {
+                        emit(currentUid to result)
+                    }
+                    currentUid != uid
+                }
+
+                launch {
+                    evaluateJavascript((script + then).replace("%uid", "'$uid'"), null)
+                }
+
+                flow.first().second
+            }
+        } catch (e: CancellationException) {
+            if (e.message != "reload") result = "null"
+        }
+    }
+
+    json.decodeFromString(result)
+} }
+
+@Suppress("EXPERIMENTAL_API_USAGE")
+suspend fun getGalleryInfo(galleryID: Int): GalleryInfo =
+    webView.evaluatePromise("get_gallery_info($galleryID)")
+
+//common.js
+const val domain = "ltn.hitomi.la"
+
+val String?.js: String
+    get() = if (this == null) "null" else "'$this'"
+
+@OptIn(ExperimentalSerializationApi::class)
+suspend fun urlFromUrlFromHash(galleryID: Int, image: GalleryFiles, dir: String? = null, ext: String? = null, base: String? = null): String =
+    webView.evaluate(
+        """
+        url_from_url_from_hash(
+            ${galleryID.toString().js},
+            ${Json.encodeToString(image)},
+            ${dir.js}, ${ext.js}, ${base.js}
+        )
+        """.trimIndent()
+    )
+
+suspend fun imageUrlFromImage(galleryID: Int, image: GalleryFiles, noWebp: Boolean) : String {
+    return when {
+        noWebp ->
+            urlFromUrlFromHash(galleryID, image)
+//        image.hasavif != 0 ->
+//            urlFromUrlFromHash(galleryID, image, "avif", null, "a")
+        image.haswebp != 0 ->
+            urlFromUrlFromHash(galleryID, image, "webp", null, "a")
+        else ->
+            urlFromUrlFromHash(galleryID, image)
+    }
+}

app/src/main/java/xyz/quaver/pupil/hitomi/galleries.kt

@@ -0,0 +1,40 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
+import xyz.quaver.pupil.webView
+
+@Serializable
+data class Gallery(
+    val related: List<Int>,
+    val langList: Map<String, String>,
+    val cover: String,
+    val title: String,
+    val artists: List<String>,
+    val groups: List<String>,
+    val type: String,
+    val language: String,
+    val series: List<String>,
+    val characters: List<String>,
+    val tags: List<String>,
+    val thumbnails: List<String>
+)
+suspend fun getGallery(galleryID: Int) : Gallery =
+    webView.evaluatePromise("get_gallery($galleryID)")

app/src/main/java/xyz/quaver/pupil/hitomi/galleryblock.kt

@@ -0,0 +1,36 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import kotlinx.serialization.Serializable
+import xyz.quaver.pupil.webView
+
+@Serializable
+data class GalleryBlock(
+    val id: Int,
+    val galleryUrl: String,
+    val thumbnails: List<String>,
+    val title: String,
+    val artists: List<String>,
+    val series: List<String>,
+    val type: String,
+    val language: String?,
+    val relatedTags: List<String>
+)
+
+suspend fun getGalleryBlock(galleryID: Int) : GalleryBlock =
+    webView.evaluatePromise("get_gallery_block($galleryID)")

app/src/main/java/xyz/quaver/pupil/hitomi/reader.kt

@@ -0,0 +1,49 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import kotlinx.serialization.Serializable
+
+fun getReferer(galleryID: Int) = "https://hitomi.la/reader/$galleryID.html"
+
+@Serializable
+data class GalleryInfo(
+    val language_localname: String? = null,
+    val language: String? = null,
+    val date: String? = null,
+    val files: List<GalleryFiles>,
+    val id: Int? = null,
+    val type: String? = null,
+    val title: String? = null
+)
+
+@Serializable
+data class GalleryFiles(
+    val width: Int,
+    val hash: String,
+    val haswebp: Int = 0,
+    val name: String,
+    val height: Int,
+    val hasavif: Int = 0,
+    val hasavifsmalltn: Int? = 0
+)
+
+//Set header `Referer` to reader url to avoid 403 error
+@Deprecated("", replaceWith = ReplaceWith("getGalleryInfo"))
+suspend fun getReader(galleryID: Int) : GalleryInfo {
+   return getGalleryInfo(galleryID)
+}

app/src/main/java/xyz/quaver/pupil/hitomi/results.kt

@@ -0,0 +1,87 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import kotlinx.coroutines.async
+import kotlinx.coroutines.coroutineScope
+import java.util.*
+
+suspend fun doSearch(query: String, sortByPopularity: Boolean = false) : Set<Int> = coroutineScope {
+    val terms = query
+        .trim()
+        .replace(Regex("""^\?"""), "")
+        .lowercase()
+        .split(Regex("\\s+"))
+        .map {
+            it.replace('_', ' ')
+        }
+
+    val positiveTerms = LinkedList<String>()
+    val negativeTerms = LinkedList<String>()
+
+    for (term in terms) {
+        if (term.matches(Regex("^-.+")))
+            negativeTerms.push(term.replace(Regex("^-"), ""))
+        else if (term.isNotBlank())
+            positiveTerms.push(term)
+    }
+
+    val positiveResults = positiveTerms.map {
+        async {
+            runCatching {
+                getGalleryIDsForQuery(it)
+            }.getOrElse { emptySet() }
+        }
+    }
+
+    val negativeResults = negativeTerms.mapIndexed { index, it ->
+        async {
+            runCatching {
+                getGalleryIDsForQuery(it)
+            }.getOrElse { emptySet() }
+        }
+    }
+
+    val results = when {
+        sortByPopularity -> getGalleryIDsFromNozomi(null, "popular", "all")
+        positiveTerms.isEmpty() -> getGalleryIDsFromNozomi(null, "index", "all")
+        else -> emptySet()
+    }.toMutableSet()
+
+    fun filterPositive(newResults: Set<Int>) {
+        when {
+            results.isEmpty() -> results.addAll(newResults)
+            else -> results.retainAll(newResults)
+        }
+    }
+
+    fun filterNegative(newResults: Set<Int>) {
+        results.removeAll(newResults)
+    }
+
+    //positive results
+    positiveResults.forEach {
+        filterPositive(it.await())
+    }
+
+    //negative results
+    negativeResults.forEachIndexed { index, it ->
+        filterNegative(it.await())
+    }
+
+    results
+}

app/src/main/java/xyz/quaver/pupil/hitomi/search.kt

@@ -0,0 +1,57 @@
+/*
+ *    Copyright 2019 tom5079
+ *
+ *    Licensed under the Apache License, Version 2.0 (the "License");
+ *    you may not use this file except in compliance with the License.
+ *    You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *    Unless required by applicable law or agreed to in writing, software
+ *    distributed under the License is distributed on an "AS IS" BASIS,
+ *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *    See the License for the specific language governing permissions and
+ *    limitations under the License.
+ */
+
+package xyz.quaver.pupil.hitomi
+
+import android.util.Log
+import kotlinx.serialization.ExperimentalSerializationApi
+import kotlinx.serialization.Serializable
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.json.Json
+import xyz.quaver.pupil.webView
+
+//searchlib.js
+const val extension = ".html"
+
+@OptIn(ExperimentalSerializationApi::class)
+suspend fun getGalleryIDsForQuery(query: String) : Set<Int> =
+    webView.evaluatePromise("get_galleryids_for_query('$query')")
+
+@Serializable
+data class Suggestion(val s: String, val t: Int, val u: String, val n: String)
+
+@OptIn(ExperimentalSerializationApi::class)
+suspend fun getSuggestionsForQuery(query: String) : List<Suggestion> =
+    webView.evaluatePromise(
+        "get_suggestions_for_query('$query', ++search_serial)",
+        then = """
+            .then(r => {
+                let [results, results_serial] = r;
+                if (search_serial !== results_serial) {
+                    Callback.onResult(%uid, '[]');
+                } else {
+                    Callback.onResult(%uid, JSON.stringify(results));
+                }
+            });
+        """.trimIndent()
+    )
+
+@OptIn(ExperimentalSerializationApi::class)
+suspend fun getGalleryIDsFromNozomi(area: String?, tag: String, language: String) : Set<Int> {
+    val jsArea = if (area == null) "null" else "'$area'"
+
+    return webView.evaluatePromise("""get_galleryids_from_nozomi($jsArea, '$tag', '$language')""")
+}

app/src/main/java/xyz/quaver/pupil/receiver/UpdateBroadcastReceiver.kt

@@ -24,6 +24,7 @@ import android.content.BroadcastReceiver
 import android.content.Context
 import android.content.Intent
 import android.net.Uri
+import android.os.Build
 import android.webkit.MimeTypeMap
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
@@ -59,8 +60,10 @@ class UpdateBroadcastReceiver : BroadcastReceiver() {
 
                             when (uri.scheme) {
                                 "file" ->
-                                    FileProvider.getUriForFile(context, context.applicationContext.packageName + ".provider", File(uri.path!!)
-                                    )
+                                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N)
+                                        FileProvider.getUriForFile(context, context.applicationContext.packageName + ".provider", File(uri.path!!))
+                                    else
+                                        uri
                                 "content" -> uri
                                 else -> null
                             }
@@ -73,10 +76,10 @@ class UpdateBroadcastReceiver : BroadcastReceiver() {
 
                 val notificationManager = NotificationManagerCompat.from(context)
 
-                val pendingIntent = PendingIntent.getActivity(context, 0, Intent(Intent.ACTION_VIEW).apply {
+                val pendingIntent = PendingIntent.getActivity(context, System.currentTimeMillis().toInt(), Intent(Intent.ACTION_VIEW).apply {
                     flags = Intent.FLAG_ACTIVITY_CLEAR_TOP or Intent.FLAG_GRANT_READ_URI_PERMISSION or Intent.FLAG_ACTIVITY_NEW_TASK
                     setDataAndType(uri, MimeTypeMap.getSingleton().getMimeTypeFromExtension("apk"))
-                }, 0)
+                }, if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) PendingIntent.FLAG_IMMUTABLE else 0)
 
                 val notification = NotificationCompat.Builder(context, "update")
                     .setSmallIcon(android.R.drawable.stat_sys_download_done)

app/src/main/java/xyz/quaver/pupil/services/DownloadService.kt

@@ -23,6 +23,7 @@ import android.app.PendingIntent
 import android.app.Service
 import android.content.Context
 import android.content.Intent
+import android.os.Build
 import android.util.Log
 import androidx.core.app.NotificationCompat
 import androidx.core.app.NotificationManagerCompat
@@ -40,12 +41,9 @@ import okhttp3.ResponseBody
 import okio.*
 import xyz.quaver.pupil.*
 import xyz.quaver.pupil.ui.ReaderActivity
-import xyz.quaver.pupil.util.cleanCache
+import xyz.quaver.pupil.util.*
 import xyz.quaver.pupil.util.downloader.Cache
 import xyz.quaver.pupil.util.downloader.DownloadManager
-import xyz.quaver.pupil.util.ellipsize
-import xyz.quaver.pupil.util.normalizeID
-import xyz.quaver.pupil.util.requestBuilders
 import java.io.IOException
 import java.util.concurrent.ConcurrentHashMap
 import kotlin.math.ceil
@@ -76,7 +74,7 @@ class DownloadService : Service() {
 
         val pendingIntent = TaskStackBuilder.create(this).run {
             addNextIntentWithParentStack(intent)
-            getPendingIntent(galleryID, PendingIntent.FLAG_UPDATE_CURRENT)
+            getPendingIntent(galleryID, PendingIntent.FLAG_UPDATE_CURRENT or if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) PendingIntent.FLAG_MUTABLE else 0)
         }
         val action =
             NotificationCompat.Action.Builder(0, getText(android.R.string.cancel),
@@ -86,7 +84,7 @@ class DownloadService : Service() {
                     Intent(this, DownloadService::class.java)
                         .putExtra(KEY_COMMAND, COMMAND_CANCEL)
                         .putExtra(KEY_ID, galleryID),
-                    PendingIntent.FLAG_UPDATE_CURRENT),
+                    PendingIntent.FLAG_UPDATE_CURRENT or if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.S) PendingIntent.FLAG_MUTABLE else 0),
             ).build()
 
         notification[galleryID] = NotificationCompat.Builder(this, "download").apply {
@@ -169,7 +167,18 @@ class DownloadService : Service() {
 
     private val interceptor: PupilInterceptor = { chain ->
         val request = chain.request()
-        val response = chain.proceed(request)
+
+        var response = chain.proceed(request)
+        var limit = 5
+
+        while (!response.isSuccessful) {
+            if (response.code() == 503) {
+                Thread.sleep(200)
+            } else if (--limit > 0)
+                break
+
+            response = chain.proceed(request)
+        }
 
         response.newBuilder()
             .body(response.body()?.let {
@@ -209,30 +218,33 @@ class DownloadService : Service() {
             val (galleryID, index, startId) = call.request().tag() as Tag
             val ext = call.request().url().encodedPath().split('.').last()
 
-            kotlin.runCatching {
-                val image = response.also { if (it.code() != 200) throw IOException("$galleryID $index ${response.request().url()} CODE ${it.code()}") }.body()?.use { it.bytes() } ?: throw Exception("Response null")
-                val padding = ceil(progress[galleryID]?.size?.let { log10(it.toFloat()) } ?: 0F).toInt()
+            CoroutineScope(Dispatchers.IO).launch {
+                runCatching {
+                    response.also {
+                        if (it.code() != 200) throw IOException(
+                            "$galleryID $index ${response.request().url()} CODE ${it.code()}"
+                        )
+                    }.body()?.use {
+                        val padding = ceil(progress[galleryID]?.size?.let { log10(it.toFloat()) } ?: 0F).toInt()
+
+                        Cache.getInstance(this@DownloadService, galleryID)
+                            .putImage(index, "${index.toString().padStart(padding, '0')}.$ext", it.byteStream())
 
-                CoroutineScope(Dispatchers.IO).launch {
-                    kotlin.runCatching {
-                        Cache.getInstance(this@DownloadService, galleryID).putImage(index, "${index.toString().padStart(padding, '0')}.$ext", image)
-                    }.onSuccess {
                         progress[galleryID]?.set(index, Float.POSITIVE_INFINITY)
                         notify(galleryID)
 
                         if (isCompleted(galleryID)) {
                             if (DownloadManager.getInstance(this@DownloadService)
-                                    .getDownloadFolder(galleryID) != null)
+                                    .getDownloadFolder(galleryID) != null
+                            )
                                 Cache.getInstance(this@DownloadService, galleryID).moveToDownload()
 
                             startId?.let { stopSelf(it) }
                         }
-                    }.onFailure {
-                        FirebaseCrashlytics.getInstance().recordException(it)
-                    }
+                    } ?: throw Exception("Response null")
+                }.onFailure {
+                    FirebaseCrashlytics.getInstance().recordException(it)
                 }
-            }.onFailure {
-                FirebaseCrashlytics.getInstance().recordException(it)
             }
         }
     }
@@ -317,9 +329,7 @@ class DownloadService : Service() {
         }
 
         if (isCompleted(galleryID)) {
-            if (DownloadManager.getInstance(this@DownloadService)
-                    .getDownloadFolder(galleryID) != null )
-                Cache.getInstance(this@DownloadService, galleryID).moveToDownload()
+            Cache.getInstance(this@DownloadService, galleryID).moveToDownload()
 
             notificationManager.cancel(galleryID)
             startId?.let { stopSelf(it) }
@@ -340,7 +350,7 @@ class DownloadService : Service() {
             }
         }
 
-        galleryInfo.requestBuilders.forEachIndexed { index, it ->
+        galleryInfo.getRequestBuilders().forEachIndexed { index, it ->
             if (progress[galleryID]?.get(index)?.isInfinite() == false) {
                 val request = it.tag(Tag(galleryID, index, startId)).build()
                 client.newCall(request).enqueue(callback)

app/src/main/java/xyz/quaver/pupil/types/SendLogException.kt

@@ -0,0 +1,22 @@
+/*
+ *     Pupil, Hitomi.la viewer for Android
+ *     Copyright (C) 2022  tom5079
+ *
+ *     This program is free software: you can redistribute it and/or modify
+ *     it under the terms of the GNU General Public License as published by
+ *     the Free Software Foundation, either version 3 of the License, or
+ *     (at your option) any later version.
+ *
+ *     This program is distributed in the hope that it will be useful,
+ *     but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *     GNU General Public License for more details.
+ *
+ *     You should have received a copy of the GNU General Public License
+ *     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package xyz.quaver.pupil.types
+
+class SendLogException : Exception()
+class JavascriptException(message: String?) : Exception(message)

app/src/main/java/xyz/quaver/pupil/types/Suggestions.kt

@@ -21,7 +21,7 @@ package xyz.quaver.pupil.types
 import kotlinx.parcelize.IgnoredOnParcel
 import kotlinx.parcelize.Parcelize
 import xyz.quaver.floatingsearchview.suggestions.model.SearchSuggestion
-import xyz.quaver.hitomi.Suggestion
+import xyz.quaver.pupil.hitomi.Suggestion
 import xyz.quaver.pupil.util.translations
 
 @Parcelize

app/src/main/java/xyz/quaver/pupil/ui/MainActivity.kt

@@ -19,12 +19,14 @@
 package xyz.quaver.pupil.ui
 
 import android.annotation.SuppressLint
+import android.content.ActivityNotFoundException
 import android.content.Intent
 import android.net.Uri
 import android.os.Build
 import android.os.Bundle
 import android.text.InputType
 import android.text.util.Linkify
+import android.util.Log
 import android.view.KeyEvent
 import android.view.MenuItem
 import android.view.View
@@ -36,6 +38,7 @@ import androidx.core.content.ContextCompat
 import androidx.core.view.GravityCompat
 import androidx.core.view.ViewCompat
 import androidx.recyclerview.widget.RecyclerView
+import androidx.webkit.WebViewCompat
 import com.google.android.material.navigation.NavigationView
 import com.google.android.material.snackbar.Snackbar
 import com.google.firebase.crashlytics.FirebaseCrashlytics
@@ -44,9 +47,9 @@ import xyz.quaver.floatingsearchview.FloatingSearchView
 import xyz.quaver.floatingsearchview.suggestions.model.SearchSuggestion
 import xyz.quaver.floatingsearchview.util.view.MenuView
 import xyz.quaver.floatingsearchview.util.view.SearchInputView
-import xyz.quaver.hitomi.doSearch
-import xyz.quaver.hitomi.getGalleryIDsFromNozomi
-import xyz.quaver.hitomi.getSuggestionsForQuery
+import xyz.quaver.pupil.hitomi.doSearch
+import xyz.quaver.pupil.hitomi.getGalleryIDsFromNozomi
+import xyz.quaver.pupil.hitomi.getSuggestionsForQuery
 import xyz.quaver.pupil.*
 import xyz.quaver.pupil.adapters.GalleryBlockAdapter
 import xyz.quaver.pupil.databinding.MainActivityBinding
@@ -104,6 +107,8 @@ class MainActivity :
 
     private lateinit var binding: MainActivityBinding
 
+    private var oldWebViewJob: Job? = null
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
         binding = MainActivityBinding.inflate(layoutInflater)
@@ -124,9 +129,40 @@ class MainActivity :
         if (Preferences["download_folder", ""].isEmpty())
             DownloadLocationDialogFragment().show(supportFragmentManager, "Download Location Dialog")
 
+        oldWebViewJob = CoroutineScope(Dispatchers.Unconfined).launch {
+            do {
+                delay(1000)
+                if (oldWebView) {
+                    AlertDialog.Builder(this@MainActivity)
+                        .setTitle(android.R.string.dialog_alert_title)
+                        .setMessage(R.string.old_webview)
+                        .setCancelable(false)
+                        .setPositiveButton(android.R.string.ok) { _, _ ->
+                            WebViewCompat.getCurrentWebViewPackage(this@MainActivity)?.packageName?.let { packageName ->
+                                try {
+                                    startActivity(
+                                        Intent(
+                                            Intent.ACTION_VIEW,
+                                            Uri.parse("market://details?id=$packageName")
+                                        )
+                                    )
+                                } catch (e: ActivityNotFoundException) {
+                                    startActivity(
+                                        Intent(
+                                            Intent.ACTION_VIEW,
+                                            Uri.parse("https://play.google.com/store/apps/details?id=$packageName")
+                                        )
+                                    )
+                                }
+                            }
+                        }
+                        .show()
+                    break
+                }
+            } while (isActive)
+        }
 
-        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R &&
-            !Preferences["download_folder_ignore_warning", false] &&
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R && !Preferences["download_folder_ignore_warning", false] &&
             ContextCompat.getExternalFilesDirs(this, null).filterNotNull().map { Uri.fromFile(it).toString() }
                 .contains(Preferences["download_folder", ""])
         ) {
@@ -168,6 +204,8 @@ class MainActivity :
     override fun onDestroy() {
         super.onDestroy()
 
+        oldWebViewJob?.cancel()
+
         (binding.contents.recyclerview.adapter as? GalleryBlockAdapter)?.updateAll = false
     }
 
@@ -800,7 +838,6 @@ class MainActivity :
                         throw Exception("No result")
                 }
             } catch (e: Exception) {
-
                 if (e !is CancellationException)
                     FirebaseCrashlytics.getInstance().recordException(e)
 

app/src/main/java/xyz/quaver/pupil/ui/ReaderActivity.kt

@@ -161,12 +161,10 @@ class ReaderActivity : BaseActivity() {
         }
     }
 
-    override fun onCreateOptionsMenu(menu: Menu?): Boolean {
+    override fun onCreateOptionsMenu(menu: Menu): Boolean {
         menuInflater.inflate(R.menu.reader, menu)
 
-        with(menu?.findItem(R.id.reader_menu_favorite)) {
-            this ?: return@with
-
+        with(menu.findItem(R.id.reader_menu_favorite)) {
             if (favorites.contains(galleryID))
                 (icon as Animatable).start()
         }

app/src/main/java/xyz/quaver/pupil/ui/dialog/DownloadFolderNameDialogFragment.kt

@@ -24,7 +24,9 @@ import android.view.ViewGroup
 import androidx.core.widget.addTextChangedListener
 import androidx.fragment.app.DialogFragment
 import com.google.android.material.snackbar.Snackbar
-import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import xyz.quaver.pupil.R
 import xyz.quaver.pupil.databinding.DownloadFolderNameDialogBinding
 import xyz.quaver.pupil.util.Preferences
@@ -56,15 +58,16 @@ class DownloadFolderNameDialogFragment : DialogFragment() {
 
     private fun initView() {
         val galleryID = Cache.instances.let { if (it.size == 0) 1199708 else it.keys.elementAt((0 until it.size).random()) }
-        val galleryBlock = runBlocking {
-            Cache.getInstance(requireContext(), galleryID).getGalleryBlock()
+        CoroutineScope(Dispatchers.IO).launch {
+            val galleryBlock = Cache.getInstance(requireContext(), galleryID).getGalleryBlock()
+
+            binding.message.text = getString(R.string.settings_download_folder_name_message, formatMap.keys.toString(), galleryBlock?.formatDownloadFolder() ?: "")
+            binding.edittext.addTextChangedListener {
+                binding.message.text = requireContext().getString(R.string.settings_download_folder_name_message, formatMap.keys.toString(), galleryBlock?.formatDownloadFolderTest(it.toString()) ?: "")
+            }
         }
 
-        binding.message.text = getString(R.string.settings_download_folder_name_message, formatMap.keys.toString(), galleryBlock?.formatDownloadFolder() ?: "")
         binding.edittext.setText(Preferences["download_folder_name", "[-id-] -title-"])
-        binding.edittext.addTextChangedListener {
-            binding.message.text = requireContext().getString(R.string.settings_download_folder_name_message, formatMap.keys.toString(), galleryBlock?.formatDownloadFolderTest(it.toString()) ?: "")
-        }
         binding.okButton.setOnClickListener {
             val newValue = binding.edittext.text.toString()
 

app/src/main/java/xyz/quaver/pupil/ui/dialog/GalleryDialog.kt

@@ -35,8 +35,8 @@ import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
-import xyz.quaver.hitomi.Gallery
-import xyz.quaver.hitomi.getGallery
+import xyz.quaver.pupil.hitomi.Gallery
+import xyz.quaver.pupil.hitomi.getGallery
 import xyz.quaver.pupil.R
 import xyz.quaver.pupil.adapters.GalleryBlockAdapter
 import xyz.quaver.pupil.adapters.ThumbnailPageAdapter

app/src/main/java/xyz/quaver/pupil/ui/fragment/ManageStorageFragment.kt

@@ -18,22 +18,37 @@
 
 package xyz.quaver.pupil.ui.fragment
 
+import android.graphics.ColorFilter
+import android.graphics.PorterDuff
+import android.graphics.PorterDuffColorFilter
 import android.os.Bundle
+import android.widget.Toast
 import androidx.appcompat.app.AlertDialog
+import androidx.core.content.ContextCompat
 import androidx.preference.Preference
 import androidx.preference.PreferenceFragmentCompat
+import androidx.swiperefreshlayout.widget.CircularProgressDrawable
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.launch
+import kotlinx.serialization.decodeFromString
+import kotlinx.serialization.encodeToString
+import kotlinx.serialization.json.Json
 import xyz.quaver.io.FileX
+import xyz.quaver.io.SAFileX
 import xyz.quaver.io.util.deleteRecursively
+import xyz.quaver.io.util.getChild
+import xyz.quaver.io.util.readText
+import xyz.quaver.io.util.writeText
 import xyz.quaver.pupil.R
 import xyz.quaver.pupil.histories
 import xyz.quaver.pupil.util.byteToString
 import xyz.quaver.pupil.util.downloader.Cache
 import xyz.quaver.pupil.util.downloader.DownloadManager
+import xyz.quaver.pupil.util.downloader.Metadata
 import java.io.File
+import kotlin.math.roundToInt
 
 class ManageStorageFragment : PreferenceFragmentCompat(), Preference.OnPreferenceClickListener {
 
@@ -80,6 +95,46 @@ class ManageStorageFragment : PreferenceFragmentCompat(), Preference.OnPreferenc
                         setNegativeButton(android.R.string.cancel) { _, _ -> }
                     }.show()
                 }
+                "recover_downloads" -> {
+                    val density = context.resources.displayMetrics.density
+                    this.icon = object: CircularProgressDrawable(context) {
+                        override fun getIntrinsicHeight() = (24*density).roundToInt()
+                        override fun getIntrinsicWidth() = (24*density).roundToInt()
+                    }.apply {
+                        setStyle(CircularProgressDrawable.DEFAULT)
+                        colorFilter = PorterDuffColorFilter(ContextCompat.getColor(context, R.color.colorAccent), PorterDuff.Mode.SRC_IN)
+                        start()
+                    }
+
+                    val downloadManager = DownloadManager.getInstance(context)
+
+                    val downloadFolderMap = downloadManager.downloadFolderMap
+
+                    downloadFolderMap.clear()
+
+                    downloadManager.downloadFolder.listFiles { file -> file.isDirectory }?.forEach { folder ->
+                        val metadataFile = FileX(context, folder, ".metadata")
+
+                        if (!metadataFile.exists()) return@forEach
+
+                        val metadata = metadataFile.readText()?.let {
+                            Json.decodeFromString<Metadata>(it)
+                        } ?: return@forEach
+
+                        val galleryID = metadata.galleryBlock?.id ?: metadata.galleryInfo?.id ?: return@forEach
+
+                        downloadFolderMap[galleryID] = folder.name
+                    }
+
+                    downloadManager.downloadFolderMap.putAll(downloadFolderMap)
+                    val downloads = FileX(context, downloadManager.downloadFolder, ".download")
+
+                    if (!downloads.exists()) downloads.createNewFile()
+                    downloads.writeText(Json.encodeToString(downloadFolderMap))
+
+                    this.icon = null
+                    Toast.makeText(context, android.R.string.ok, Toast.LENGTH_SHORT).show()
+                }
                 "delete_downloads" -> {
                     val dir = DownloadManager.getInstance(context).downloadFolder
 
@@ -191,6 +246,12 @@ class ManageStorageFragment : PreferenceFragmentCompat(), Preference.OnPreferenc
 
             onPreferenceClickListener = this@ManageStorageFragment
         }
+
+        with(findPreference<Preference>("recover_downloads")) {
+            this ?: return@with
+
+            onPreferenceClickListener = this@ManageStorageFragment
+        }
     }
 
     override fun onDestroy() {

app/src/main/java/xyz/quaver/pupil/ui/fragment/SettingsFragment.kt

@@ -26,6 +26,7 @@ import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.preference.*
 import com.google.android.gms.oss.licenses.OssLicensesMenuActivity
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.launch
@@ -36,6 +37,7 @@ import xyz.quaver.pupil.R
 import xyz.quaver.pupil.client
 import xyz.quaver.pupil.clientBuilder
 import xyz.quaver.pupil.clientHolder
+import xyz.quaver.pupil.types.SendLogException
 import xyz.quaver.pupil.ui.LockActivity
 import xyz.quaver.pupil.ui.SettingsActivity
 import xyz.quaver.pupil.ui.dialog.*
@@ -107,6 +109,7 @@ class SettingsFragment :
                     ProxyDialogFragment().show(parentFragmentManager, "Proxy Dialog")
                 }
                 "user_id" -> {
+                    FirebaseCrashlytics.getInstance().recordException(SendLogException())
                     (context.getSystemService(Context.CLIPBOARD_SERVICE) as ClipboardManager).setPrimaryClip(
                         ClipData.newPlainText("user_id", Preferences.get<String>("user_id"))
                     )

app/src/main/java/xyz/quaver/pupil/util/downloader/Cache.kt

@@ -32,13 +32,16 @@ import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
 import okhttp3.Request
-import xyz.quaver.hitomi.GalleryBlock
-import xyz.quaver.hitomi.GalleryInfo
 import xyz.quaver.io.FileX
 import xyz.quaver.io.util.*
 import xyz.quaver.pupil.client
+import xyz.quaver.pupil.hitomi.GalleryBlock
+import xyz.quaver.pupil.hitomi.GalleryInfo
+import xyz.quaver.pupil.hitomi.getGalleryBlock
+import xyz.quaver.pupil.hitomi.getGalleryInfo
 import java.io.File
 import java.io.IOException
+import java.io.InputStream
 import java.util.concurrent.ConcurrentHashMap
 
 @Serializable
@@ -155,7 +158,7 @@ class Cache private constructor(context: Context, val galleryID: Int) : ContextW
         return metadata.galleryBlock
             ?: withContext(Dispatchers.IO) {
                 try {
-                    xyz.quaver.hitomi.getGalleryBlock(galleryID).also {
+                    getGalleryBlock(galleryID).also {
                         setMetadata { metadata -> metadata.galleryBlock = it }
                     }
                 } catch (e: Exception) { return@withContext null }
@@ -169,6 +172,7 @@ class Cache private constructor(context: Context, val galleryID: Int) : ContextW
                 kotlin.runCatching {
                     val request = Request.Builder()
                         .url(it)
+                        .header("Referer", "https://hitomi.la/")
                         .build()
 
                     client.newCall(request).execute().also { if (it.code() != 200) throw IOException() }.body()?.use { it.bytes() }
@@ -187,7 +191,7 @@ class Cache private constructor(context: Context, val galleryID: Int) : ContextW
         return metadata.galleryInfo
             ?: withContext(Dispatchers.IO) {
                 try {
-                    xyz.quaver.hitomi.getGalleryInfo(galleryID).also {
+                    getGalleryInfo(galleryID).also {
                         setMetadata { metadata ->
                             metadata.galleryInfo = it
 
@@ -205,12 +209,14 @@ class Cache private constructor(context: Context, val galleryID: Int) : ContextW
         metadata.imageList?.getOrNull(index)?.let { findFile(it) }
 
     @Suppress("BlockingMethodInNonBlockingContext")
-    fun putImage(index: Int, fileName: String, data: ByteArray) {
+    fun putImage(index: Int, fileName: String, data: InputStream) {
         val file = cacheFolder.getChild(fileName)
 
         if (!file.exists())
             file.createNewFile()
-        file.writeBytes(data)
+        file.outputStream()?.use {
+            data.copyTo(it)
+        }
         setMetadata { metadata -> metadata.imageList!![index] = fileName }
     }
 

app/src/main/java/xyz/quaver/pupil/util/downloader/DownloadManager.kt

@@ -20,8 +20,9 @@ package xyz.quaver.pupil.util.downloader
 
 import android.content.Context
 import android.content.ContextWrapper
-import android.util.Log
-import kotlinx.coroutines.runBlocking
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.launch
 import kotlinx.serialization.decodeFromString
 import kotlinx.serialization.encodeToString
 import kotlinx.serialization.json.Json
@@ -47,14 +48,12 @@ class DownloadManager private constructor(context: Context) : ContextWrapper(con
     val defaultDownloadFolder = FileX(this, getExternalFilesDir(null)!!)
 
     val downloadFolder: FileX
-        get() = {
-            kotlin.runCatching {
-                FileX(this, Preferences.get<String>("download_folder"))
-            }.getOrElse {
-                Preferences["download_folder"] = defaultDownloadFolder.uri.toString()
-                defaultDownloadFolder
-            }
-        }.invoke()
+        get() = kotlin.runCatching {
+            FileX(this, Preferences.get<String>("download_folder"))
+        }.getOrElse {
+            Preferences["download_folder"] = defaultDownloadFolder.uri.toString()
+            defaultDownloadFolder
+        }
 
     private var prevDownloadFolder: FileX? = null
     private var downloadFolderMapInstance: MutableMap<Int, String>? = null
@@ -63,21 +62,19 @@ class DownloadManager private constructor(context: Context) : ContextWrapper(con
         get() {
             if (prevDownloadFolder != downloadFolder) {
                 prevDownloadFolder = downloadFolder
-                downloadFolderMapInstance = {
+                downloadFolderMapInstance = run {
                     val file = downloadFolder.getChild(".download")
-
                     val data = if (file.exists())
                         kotlin.runCatching {
-                            file.readText()?.let { Json.decodeFromString<MutableMap<Int, String>>(it) }
+                            file.readText()?.let{ Json.decodeFromString<MutableMap<Int, String>>(it) }
                         }.onFailure { file.delete() }.getOrNull()
                     else
                         null
-
-                    data ?: {
+                    data ?: run {
                         file.createNewFile()
-                        mutableMapOf<Int, String>()
-                    }.invoke()
-                }.invoke()
+                        mutableMapOf()
+                    }
+                }
             }
 
             return downloadFolderMapInstance ?: mutableMapOf()
@@ -86,7 +83,7 @@ class DownloadManager private constructor(context: Context) : ContextWrapper(con
 
     @Synchronized
     fun isDownloading(galleryID: Int): Boolean {
-        val isThisGallery: (Call) -> Boolean = { (it.request().tag() as? DownloadService.Tag)?.galleryID == galleryID }
+        val isThisGallery: (Call) -> Boolean = { !it.isCanceled && (it.request().tag() as? DownloadService.Tag)?.galleryID == galleryID }
 
         return downloadFolderMap.containsKey(galleryID)
                 && client.dispatcher().let { it.queuedCalls().any(isThisGallery) || it.runningCalls().any(isThisGallery) }
@@ -96,23 +93,19 @@ class DownloadManager private constructor(context: Context) : ContextWrapper(con
     fun getDownloadFolder(galleryID: Int): FileX? =
         downloadFolderMap[galleryID]?.let { downloadFolder.getChild(it) }
 
-    @Synchronized
-    fun addDownloadFolder(galleryID: Int) {
-        val name = runBlocking {
-            Cache.getInstance(this@DownloadManager, galleryID).getGalleryBlock()
-        }?.formatDownloadFolder() ?: return
+    fun addDownloadFolder(galleryID: Int) = CoroutineScope(Dispatchers.IO).launch {
+        val name = Cache.getInstance(this@DownloadManager, galleryID).getGalleryBlock()
+            ?.formatDownloadFolder() ?: return@launch
 
         val folder = downloadFolder.getChild(name)
 
-        if (folder.exists())
-            return
-
-        folder.mkdir()
-
-        downloadFolderMap[galleryID] = folder.name
+        downloadFolderMap[galleryID] = name
 
         downloadFolder.getChild(".download").let { if (!it.exists()) it.createNewFile() }
         downloadFolder.getChild(".download").writeText(Json.encodeToString(downloadFolderMap))
+
+        if (folder.exists()) return@launch
+        folder.mkdir()
     }
 
     @Synchronized

app/src/main/java/xyz/quaver/pupil/util/misc.kt

@@ -19,13 +19,15 @@
 package xyz.quaver.pupil.util
 
 import android.annotation.SuppressLint
+import com.google.firebase.crashlytics.FirebaseCrashlytics
 import kotlinx.serialization.json.*
 import okhttp3.OkHttpClient
 import okhttp3.Request
-import xyz.quaver.hitomi.GalleryBlock
-import xyz.quaver.hitomi.GalleryInfo
-import xyz.quaver.hitomi.getReferer
-import xyz.quaver.hitomi.imageUrlFromImage
+import xyz.quaver.pupil.hitomi.GalleryBlock
+import xyz.quaver.pupil.hitomi.GalleryInfo
+import xyz.quaver.pupil.hitomi.getReferer
+import xyz.quaver.pupil.hitomi.imageUrlFromImage
+import xyz.quaver.pupil.userAgent
 import java.util.*
 import kotlin.collections.ArrayList
 
@@ -97,18 +99,25 @@ fun GalleryBlock.formatDownloadFolderTest(format: String): String =
         }
     }.replace(Regex("""[*\\|"?><:/]"""), "").ellipsize(127)
 
-val GalleryInfo.requestBuilders: List<Request.Builder>
-    get() {
-        val galleryID = this.id ?: 0
-        val lowQuality = Preferences["low_quality", true]
+suspend fun GalleryInfo.getRequestBuilders(): List<Request.Builder> {
+    val galleryID = this.id ?: 0
+    val lowQuality = Preferences["low_quality", true]
 
-        return this.files.map {
-            Request.Builder()
-                .url(imageUrlFromImage(galleryID, it, !lowQuality))
-                .header("Referer", "https://hitomi.la/")
-                .header("User-Agent", "Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/96.0.4664.45 Safari/537.36")
-        }
+    return this.files.map {
+        Request.Builder()
+            .url(
+                runCatching {
+                    imageUrlFromImage(galleryID, it, !lowQuality)
+                }
+                .onFailure {
+                    FirebaseCrashlytics.getInstance().recordException(it)
+                }
+                .getOrDefault("https://a/")
+            )
+            .header("Referer", "https://hitomi.la/")
+            .header("User-Agent", userAgent)
     }
+}
 
 fun String.ellipsize(n: Int): String =
     if (this.length > n)

app/src/main/java/xyz/quaver/pupil/util/update.kt

@@ -162,7 +162,7 @@ fun checkUpdate(context: Context, force: Boolean = false) {
             setNegativeButton(if (force) android.R.string.cancel else R.string.ignore) { _, _ ->
                 if (!force)
                     preferences.edit()
-                        .putLong("ignore_update_until", System.currentTimeMillis() + 604800000)
+                        .putLong("ignore_update_until", System.currentTimeMillis() + 86400000)
                         .apply()
             }
         }

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

@@ -157,4 +157,6 @@
     <string name="settings_max_concurrent_download">並列ダウンロード</string>
     <string name="unaccessible_download_folder">アンドロイド11以上では外部からのアプリ内部空間接近が不可能です。ダウンロードフォルダを変更しますか？</string>
     <string name="settings_networking">ネットワーク</string>
+    <string name="old_webview">WebViewのアップデートが必要です</string>
+    <string name="settings_recover_downloads">ダウンロードデータベースを再構築</string>
 </resources>

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

@@ -157,4 +157,6 @@
     <string name="settings_max_concurrent_download">병렬 다운로드</string>
     <string name="unaccessible_download_folder">안드로이드 11 이상에서는 외부에서 현재 다운로드 폴더에 접근할 수 없습니다. 변경하시겠습니까?</string>
     <string name="settings_networking">네트워크</string>
+    <string name="old_webview">WebView 업데이트가 필요합니다</string>
+    <string name="settings_recover_downloads">다운로드 데이터베이스 복구</string>
 </resources>

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

@@ -51,6 +51,8 @@
 
     <string name="unaccessible_download_folder">From Android 11 and above, current Download folder cannot be accessed by outside apps. Would you like to change the download folder?</string>
 
+    <string name="old_webview">You are using an old version of WebView. Please update it on PlayStore</string>
+
     <string name="main_drawer_home">Home</string>
     <string name="main_drawer_history">History</string>
     <string name="main_drawer_downloads">Downloads</string>
@@ -150,6 +152,7 @@
     <string name="settings_storage_usage_loading">Calculating storage usage…</string>
     <string name="settings_clear_cache">Clear cache</string>
     <string name="settings_clear_cache_alert_message">Deleting cache can affect image loading speed. Do you want to continue?</string>
+    <string name="settings_recover_downloads">Reconstruct download database</string>
     <string name="settings_clear_downloads">Clear downloads</string>
     <string name="settings_clear_downloads_alert_message">Delete all downloaded galleries.\nDo you want to continue?</string>
     <string name="settings_clear_history">Clear history</string>

app/src/main/res/xml/manage_storage_preferences.xml

@@ -27,6 +27,11 @@
         app:key="delete_downloads"
         app:title="@string/settings_clear_downloads"/>
 
+    <Preference
+        app:key="recover_downloads"
+        app:title="@string/settings_recover_downloads"
+        app:iconSpaceReserved="true"/>
+
     <Preference
         app:key="clear_history"
         app:title="@string/settings_clear_history"/>

app/src/test/java/xyz/quaver/pupil/ExampleUnitTest.kt

@@ -26,21 +26,21 @@ package xyz.quaver.pupil
  * See [testing documentation](http://d.android.com/tools/testing).
  */
 
-import kotlinx.serialization.*
-import kotlinx.serialization.json.Json
+import okhttp3.OkHttpClient
+import okhttp3.Request
+import org.junit.Assert.assertEquals
+import org.junit.Before
 import org.junit.Test
+import xyz.quaver.pupil.hitomi.getGalleryInfo
+import xyz.quaver.pupil.hitomi.imageUrlFromImage
 import java.lang.reflect.ParameterizedType
-import kotlin.reflect.KClass
-import kotlin.reflect.KType
-import kotlin.reflect.typeOf
+import java.util.concurrent.TimeUnit
 
 class ExampleUnitTest {
-
     @Test
     fun test() {
         val a = mutableSetOf<Int>()
 
         print(a::class.java.methods.firstOrNull { it.name == "add" }?.genericParameterTypes?.firstOrNull() as? ParameterizedType)
     }
-
 }

build.gradle

@@ -6,15 +6,15 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:4.2.2'
+        classpath 'com.android.tools.build:gradle:7.1.0'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-android-extensions:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
-        classpath "com.google.gms:google-services:4.3.8"
+        classpath "com.google.gms:google-services:4.3.10"
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files
-        classpath "com.google.firebase:firebase-crashlytics-gradle:2.7.0"
-        classpath "com.google.firebase:perf-plugin:1.4.0"
+        classpath "com.google.firebase:firebase-crashlytics-gradle:2.8.1"
+        classpath "com.google.firebase:perf-plugin:1.4.1"
         classpath "com.google.android.gms:oss-licenses-plugin:0.10.4"
     }
 }

gradle.properties

@@ -20,4 +20,4 @@ kotlin.code.style=official
 android.enableJetifier=true
 android.useAndroidX=true
 
-kotlin_version=1.5.10
+kotlin_version=1.6.10

gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.7.1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.2-all.zip