Minor project updates

- Update kotlinter
- Opt in to serialization API to avoid IDE warnings
- Replace some deprecated OkHttp function usages
- Remove some unnecessary Android version checks/targets

build.gradle

@@ -10,7 +10,7 @@ buildscript {
         classpath 'com.android.tools.build:gradle:4.2.1'
         classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
         classpath "org.jetbrains.kotlin:kotlin-serialization:$kotlin_version"
-        classpath 'org.jmailen.gradle:kotlinter-gradle:3.3.0'
+        classpath 'org.jmailen.gradle:kotlinter-gradle:3.4.0'
     }
 }
 

common.gradle

@@ -57,6 +57,7 @@ android {
 
     kotlinOptions {
         jvmTarget = JavaVersion.VERSION_1_8.toString()
+        freeCompilerArgs += "-Xopt-in=kotlinx.serialization.ExperimentalSerializationApi"
     }
 }
 

src/all/cubari/src/eu/kanade/tachiyomi/extension/all/cubari/RemoteStorageUtils.kt

@@ -10,7 +10,7 @@ import android.webkit.WebViewClient
 import okhttp3.Interceptor
 import okhttp3.Request
 import okhttp3.Response
-import okhttp3.ResponseBody
+import okhttp3.ResponseBody.Companion.toResponseBody
 import uy.kohesive.injekt.Injekt
 import uy.kohesive.injekt.api.get
 import java.io.IOException
@@ -72,9 +72,7 @@ class RemoteStorageUtils {
 
                 webview.webViewClient = object : WebViewClient() {
                     override fun onPageFinished(view: WebView, url: String) {
-                        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
                         view.evaluateJavascript(jsScript) {}
-                        }
                         if (transparent) {
                             latch.countDown()
                         }
@@ -94,7 +92,7 @@ class RemoteStorageUtils {
             return if (transparent) {
                 response
             } else {
-                response.newBuilder().body(ResponseBody.create(response.body?.contentType(), jsInterface.payload)).build()
+                response.newBuilder().body(jsInterface.payload.toResponseBody(response.body?.contentType())).build()
             }
         }
     }

src/all/myreadingmanga/src/eu/kanade/tachiyomi/extension/all/myreadingmanga/CloudflareWafInterceptor.kt

@@ -19,6 +19,7 @@ import java.io.IOException
 import java.util.concurrent.CountDownLatch
 import java.util.concurrent.TimeUnit
 
+// TODO: remove after new stable release
 class CloudflareWafInterceptor(private val cookieDomain: String) : Interceptor {
     private val context = Injekt.get<Application>()
     private val handler by lazy { Handler(Looper.getMainLooper()) }

src/ar/gmanga/src/eu/kanade/tachiyomi/extension/ar/gmanga/Gmanga.kt

@@ -28,7 +28,6 @@ import okhttp3.Headers
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.OkHttpClient
 import okhttp3.Request
-import okhttp3.RequestBody
 import okhttp3.RequestBody.Companion.toRequestBody
 import okhttp3.Response
 import uy.kohesive.injekt.injectLazy

src/en/vizshonenjump/src/eu/kanade/tachiyomi/extension/en/vizshonenjump/VizImageInterceptor.kt

@@ -9,7 +9,7 @@ import com.drew.metadata.exif.ExifSubIFDDirectory
 import okhttp3.Interceptor
 import okhttp3.MediaType.Companion.toMediaTypeOrNull
 import okhttp3.Response
-import okhttp3.ResponseBody
+import okhttp3.ResponseBody.Companion.toResponseBody
 import java.io.ByteArrayInputStream
 import java.io.ByteArrayOutputStream
 import java.io.InputStream
@@ -23,7 +23,7 @@ class VizImageInterceptor : Interceptor {
             return response
 
         val image = decodeImage(response.body!!.byteStream())
-        val body = ResponseBody.create(MEDIA_TYPE, image)
+        val body = image.toResponseBody(MEDIA_TYPE)
         return response.newBuilder()
             .body(body)
             .build()

src/fr/japscan/src/eu/kanade/tachiyomi/extension/fr/japscan/Japscan.kt

@@ -1,13 +1,11 @@
 package eu.kanade.tachiyomi.extension.fr.japscan
 
 import android.annotation.SuppressLint
-import android.annotation.TargetApi
 import android.app.Application
 import android.content.SharedPreferences
 import android.graphics.Bitmap
 import android.graphics.Canvas
 import android.net.Uri
-import android.os.Build
 import android.os.Handler
 import android.os.Looper
 import android.util.Log
@@ -377,7 +375,6 @@ class Japscan : ConfigurableSource, ParsedHttpSource() {
                     webview.settings.domStorageEnabled = true
                     webview.settings.userAgentString = webview.settings.userAgentString.replace("Mobile", "eliboM").replace("Android", "diordnA")
                     webview.webViewClient = object : WebViewClient() {
-                        @TargetApi(Build.VERSION_CODES.LOLLIPOP)
                         override fun shouldInterceptRequest(
                             view: WebView,
                             request: WebResourceRequest