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package com.pitchedapps.frost.fragments
import android.content.Context
import android.os.Bundle
import android.support.v4.app.Fragment
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import ca.allanwang.kau.utils.withArguments
import com.pitchedapps.frost.activities.MainActivity
import com.pitchedapps.frost.facebook.FbItem
import com.pitchedapps.frost.facebook.FeedSort
import com.pitchedapps.frost.utils.Prefs
import com.pitchedapps.frost.web.FrostWebView
import com.pitchedapps.frost.web.FrostWebViewCore
import io.reactivex.android.schedulers.AndroidSchedulers
import io.reactivex.disposables.Disposable
/**
* Created by Allan Wang on 2017-05-29.
*/
class WebFragment : Fragment() {
companion object {
private const val ARG_URL = "arg_url"
private const val ARG_URL_ENUM = "arg_url_enum"
private const val ARG_POSITION = "arg_position"
const val REQUEST_TEXT_ZOOM = 17
const val REQUEST_REFRESH = 99
operator fun invoke(data: FbItem, position: Int) = WebFragment().withArguments(
ARG_URL to data.url,
ARG_POSITION to position,
ARG_URL_ENUM to when (data) {
//If is feed, check if sorting method is specified
FbItem.FEED -> when (FeedSort(Prefs.feedSort)) {
FeedSort.DEFAULT -> data
FeedSort.MOST_RECENT -> FbItem.FEED_MOST_RECENT
FeedSort.TOP -> FbItem.FEED_TOP_STORIES
}
else -> data
})
}
// val refresh: SwipeRefreshLayout by lazy { frostWebView.refresh }
val web: FrostWebViewCore by lazy { frostWebView.web }
val url: String by lazy { arguments.getString(ARG_URL) }
val urlEnum: FbItem by lazy { arguments.getSerializable(ARG_URL_ENUM) as FbItem }
val position: Int by lazy { arguments.getInt(ARG_POSITION) }
lateinit var frostWebView: FrostWebView
private var firstLoad = true
private var activityDisposable: Disposable? = null
private var onCreateRunnable: ((fragment: WebFragment) -> Unit)? = null
/**
* Hook to run action once fragment is properly created
* This is not saved elsewhere and may not always execute
*/
fun post(action: (fragment: WebFragment) -> Unit) {
onCreateRunnable = action
}
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
super.onCreateView(inflater, container, savedInstanceState)
frostWebView = FrostWebView(context)
frostWebView.setupWebview(url, urlEnum)
return frostWebView
}
override fun onViewCreated(view: View?, savedInstanceState: Bundle?) {
super.onViewCreated(view, savedInstanceState)
onCreateRunnable?.invoke(this)
onCreateRunnable = null
firstLoad()
}
override fun setUserVisibleHint(isVisibleToUser: Boolean) {
super.setUserVisibleHint(isVisibleToUser)
firstLoad()
}
fun firstLoad() {
if (userVisibleHint && isVisible && firstLoad) {
web.loadBaseUrl()
firstLoad = false
}
}
override fun onAttach(context: Context) {
super.onAttach(context)
activityDisposable?.dispose()
if (context is MainActivity) {
activityDisposable = context.webFragmentObservable.observeOn(AndroidSchedulers.mainThread()).subscribe {
/**
* Execute actions based on flags
* Flags between -10 and 10 are reserved for viewpager events
*/
when (it) {
REQUEST_REFRESH -> {
web.clearHistory()
web.loadBaseUrl(true)
}
position -> {
context.toolbar.setTitle(urlEnum.titleId)
pauseLoad = false
}
-(position + 1) -> { //we are moving away from this fragment
if (!frostWebView.refresh.isRefreshing) pauseLoad = true
}
REQUEST_TEXT_ZOOM -> frostWebView.web.settings.textZoom = Prefs.webTextScaling
}
}
}
}
override fun onDetach() {
activityDisposable?.dispose()
super.onDetach()
}
override fun onResume() {
super.onResume()
pauseLoad = false
firstLoad()
}
var pauseLoad: Boolean
get() = web.settings.blockNetworkLoads
set(value) {
web.settings.blockNetworkLoads = value
}
fun onBackPressed() = frostWebView.onBackPressed()
}
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