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/*
* Copyright 2018 Allan Wang
*
* 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 com.pitchedapps.frost.injectors
import android.content.Context
import android.webkit.WebView
import androidx.annotation.VisibleForTesting
import ca.allanwang.kau.kotlin.lazyContext
import com.pitchedapps.frost.prefs.Prefs
import com.pitchedapps.frost.utils.L
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.withContext
import java.io.BufferedReader
import java.io.FileNotFoundException
import java.util.Locale
/**
* Created by Allan Wang on 2017-05-31.
* Mapping of the available assets
* The enum name must match the css file name
*/
enum class JsAssets(private val singleLoad: Boolean = true) : InjectorContract {
MENU, MENU_QUICK(singleLoad = false), CLICK_A, CONTEXT_A, MEDIA, HEADER_BADGES, TEXTAREA_LISTENER, NOTIF_MSG,
DOCUMENT_WATCHER, HORIZONTAL_SCROLLING, AUTO_RESIZE_TEXTAREA(singleLoad = false), SCROLL_STOP,
;
@VisibleForTesting
internal val file = "${name.toLowerCase(Locale.CANADA)}.js"
private val injector = lazyContext {
try {
val content = it.assets.open("js/$file").bufferedReader().use(BufferedReader::readText)
JsBuilder().js(content).run { if (singleLoad) single(name) else this }.build()
} catch (e: FileNotFoundException) {
L.e(e) { "JsAssets file not found" }
JsInjector(JsActions.EMPTY.function)
}
}
override fun inject(webView: WebView, prefs: Prefs) =
injector(webView.context).inject(webView, prefs)
companion object {
// Ensures that all non themes and the selected theme are loaded
suspend fun load(context: Context) {
withContext(Dispatchers.IO) {
values().forEach { it.injector.invoke(context) }
}
}
}
}
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