Http cache

app/src/main/java/org/koitharu/kotatsu/KotatsuApp.kt

@@ -19,6 +19,7 @@ import org.koitharu.kotatsu.core.local.CbzFetcher
 import org.koitharu.kotatsu.core.local.PagesCache
 import org.koitharu.kotatsu.core.prefs.AppSettings
 import org.koitharu.kotatsu.domain.MangaLoaderContext
+import org.koitharu.kotatsu.utils.CacheUtils
 import java.util.concurrent.TimeUnit
 
 class KotatsuApp : Application() {
@@ -41,7 +42,9 @@ class KotatsuApp : Application() {
 			modules(listOf(
 				module {
 					factory {
-						okHttp().build()
+						okHttp()
+							.cache(CacheUtils.createHttpCache(applicationContext))
+							.build()
 					}
 				}, module {
 					single {

app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt

@@ -18,6 +18,7 @@ import org.koitharu.kotatsu.core.model.Manga
 import org.koitharu.kotatsu.domain.MangaProviderFactory
 import org.koitharu.kotatsu.domain.local.MangaZip
 import org.koitharu.kotatsu.ui.common.BaseService
+import org.koitharu.kotatsu.utils.CacheUtils
 import org.koitharu.kotatsu.utils.ext.await
 import org.koitharu.kotatsu.utils.ext.retryUntilSuccess
 import org.koitharu.kotatsu.utils.ext.safe
@@ -123,6 +124,7 @@ class DownloadService : BaseService() {
 	private suspend fun downloadPage(url: String, destination: File): File {
 		val request = Request.Builder()
 			.url(url)
+			.cacheControl(CacheUtils.CONTROL_DISABLED)
 			.get()
 			.build()
 		return retryUntilSuccess(3) {

app/src/main/java/org/koitharu/kotatsu/ui/reader/PageLoader.kt

@@ -7,6 +7,7 @@ import okhttp3.Request
 import org.koin.core.KoinComponent
 import org.koin.core.inject
 import org.koitharu.kotatsu.core.local.PagesCache
+import org.koitharu.kotatsu.utils.CacheUtils
 import org.koitharu.kotatsu.utils.ext.await
 import java.io.File
 import java.util.zip.ZipFile
@@ -41,6 +42,7 @@ class PageLoader : KoinComponent, CoroutineScope, DisposableHandle {
 			val request = Request.Builder()
 				.url(url)
 				.get()
+				.cacheControl(CacheUtils.CONTROL_DISABLED)
 				.build()
 			okHttp.newCall(request).await().use { response ->
 				cache.put(url) { out ->

app/src/main/java/org/koitharu/kotatsu/utils/CacheUtils.kt

@@ -2,12 +2,20 @@ package org.koitharu.kotatsu.utils
 
 import android.content.Context
 import androidx.annotation.WorkerThread
+import okhttp3.Cache
+import okhttp3.CacheControl
 import org.koitharu.kotatsu.utils.ext.computeSize
 import org.koitharu.kotatsu.utils.ext.sub
 import org.koitharu.kotatsu.utils.ext.sumByLong
 
 object CacheUtils {
 
+	@JvmStatic
+	val CONTROL_DISABLED = CacheControl.Builder()
+		.noCache()
+		.noStore()
+		.build()
+
 	@JvmStatic
 	fun getCacheDirs(context: Context) = (context.externalCacheDirs + context.cacheDir)
 		.filterNotNull()
@@ -24,4 +32,10 @@ object CacheUtils {
 	fun clearCache(context: Context, name: String) = getCacheDirs(context)
 		.map { it.sub(name) }
 		.forEach { it.deleteRecursively() }
+
+	@JvmStatic
+	fun createHttpCache(context: Context) = Cache(
+		directory = (context.externalCacheDir ?: context.cacheDir).sub("http"),
+		maxSize = FileSizeUtils.mbToBytes(60)
+	)
 }