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package com.pitchedapps.frost.web
import android.annotation.SuppressLint
import android.content.Context
import android.graphics.Color
import android.os.Build
import android.support.v4.widget.SwipeRefreshLayout
import android.util.AttributeSet
import android.view.View
import android.widget.FrameLayout
import android.widget.ProgressBar
import ca.allanwang.kau.utils.*
import com.pitchedapps.frost.R
import com.pitchedapps.frost.facebook.FbTab
import com.pitchedapps.frost.facebook.USER_AGENT_BASIC
import com.pitchedapps.frost.utils.Prefs
import com.pitchedapps.frost.utils.frostDownload
import io.reactivex.android.schedulers.AndroidSchedulers
/**
* Created by Allan Wang on 2017-06-01.
*/
class FrostWebView @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0, defStyleRes: Int = 0
) : FrameLayout(context, attrs, defStyleAttr, defStyleRes), SwipeRefreshLayout.OnRefreshListener {
val refresh: SwipeRefreshLayout by bindView(R.id.swipe_refresh)
val web: FrostWebViewCore by bindView(R.id.frost_webview_core)
val progress: ProgressBar by bindView(R.id.progress_bar)
init {
inflate(getContext(), R.layout.swipe_webview, this)
progress.tint(Prefs.textColor.withAlpha(180))
refresh.setColorSchemeColors(Prefs.iconColor)
refresh.setProgressBackgroundColorSchemeColor(Prefs.headerColor.withAlpha(255))
web.progressObservable.observeOn(AndroidSchedulers.mainThread()).subscribe {
progress.invisibleIf(it == 100)
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) progress.setProgress(it, true)
else progress.progress = it
}
web.refreshObservable.observeOn(AndroidSchedulers.mainThread()).subscribe {
refresh.isRefreshing = it
refresh.isEnabled = true
}
refresh.setOnRefreshListener(this)
addOnAttachStateChangeListener(object : OnAttachStateChangeListener {
override fun onViewDetachedFromWindow(v: View) {
web.visible()
}
override fun onViewAttachedToWindow(v: View) {}
})
}
@SuppressLint("SetJavaScriptEnabled")
fun setupWebview(url: String, enum: FbTab? = null) {
with(web) {
baseUrl = url
baseEnum = enum
with(settings) {
javaScriptEnabled = true
if (url.contains("facebook.com/message"))
userAgentString = USER_AGENT_BASIC
allowFileAccess = true
textZoom = Prefs.webTextScaling
}
setLayerType(View.LAYER_TYPE_HARDWARE, null)
frostWebClient = baseEnum?.webClient?.invoke(this) ?: FrostWebViewClient(this)
webViewClient = frostWebClient
webChromeClient = FrostChromeClient(this)
addJavascriptInterface(FrostJSI(this), "Frost")
setBackgroundColor(Color.TRANSPARENT)
setDownloadListener { downloadUrl, _, _, _, _ -> context.frostDownload(downloadUrl) }
}
}
//Some urls have postJavascript injections so make sure we load the base url
override fun onRefresh() {
when (web.baseUrl) {
FbTab.MENU.url -> web.loadBaseUrl(true)
else -> web.reload(true)
}
}
fun onBackPressed(): Boolean {
if (web.canGoBack()) {
web.goBack()
return true
}
return false
}
}
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