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package com.pitchedapps.frost.views
import android.content.Context
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.contracts.FrostContentContainer
import com.pitchedapps.frost.contracts.FrostContentCore
import com.pitchedapps.frost.contracts.FrostContentParent
import com.pitchedapps.frost.contracts.MainActivityContract
import com.pitchedapps.frost.facebook.FbItem
import com.pitchedapps.frost.utils.Prefs
import com.pitchedapps.frost.web.WEB_LOAD_DELAY
import io.reactivex.android.schedulers.AndroidSchedulers
import io.reactivex.disposables.Disposable
import io.reactivex.subjects.BehaviorSubject
import io.reactivex.subjects.PublishSubject
class FrostContentWeb @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0, defStyleRes: Int = 0
) : FrostContentView<FrostWebView>(context, attrs, defStyleAttr, defStyleRes) {
override val layoutRes: Int = R.layout.view_content_base_web
}
class FrostContentRecycler @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0, defStyleRes: Int = 0
) : FrostContentView<FrostRecyclerView>(context, attrs, defStyleAttr, defStyleRes) {
override val layoutRes: Int = R.layout.view_content_base_recycler
}
abstract class FrostContentView<out T> @JvmOverloads constructor(
context: Context, attrs: AttributeSet? = null, defStyleAttr: Int = 0, defStyleRes: Int = 0
) : FrameLayout(context, attrs, defStyleAttr, defStyleRes),
FrostContentParent where T : View, T : FrostContentCore {
private val refresh: SwipeRefreshLayout by bindView(R.id.content_refresh)
private val progress: ProgressBar by bindView(R.id.content_progress)
val coreView: T by bindView(R.id.content_core)
override val core: FrostContentCore
get() = coreView
override val progressObservable: PublishSubject<Int> = PublishSubject.create()
override val refreshObservable: PublishSubject<Boolean> = PublishSubject.create()
override val titleObservable: BehaviorSubject<String> = BehaviorSubject.create()
override lateinit var baseUrl: String
override var baseEnum: FbItem? = null
protected abstract val layoutRes: Int
override var swipeEnabled: Boolean
get() = refresh.isEnabled
set(value) {
refresh.isEnabled = value
if (!value) {
// locked onto an input field; ensure content is visible
(context as? MainActivityContract)?.collapseAppBar()
}
}
/**
* Sets up everything
* Called by [bind]
*/
protected fun init() {
inflate(context, layoutRes, this)
coreView.parent = this
// bind observables
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
}
refreshObservable.observeOn(AndroidSchedulers.mainThread()).subscribe {
refresh.isRefreshing = it
refresh.isEnabled = true
}
refresh.setOnRefreshListener { coreView.reload(true) }
reloadThemeSelf()
}
override fun bind(container: FrostContentContainer) {
baseUrl = container.baseUrl
baseEnum = container.baseEnum
init()
core.bind(container)
}
override fun reloadTheme() {
reloadThemeSelf()
coreView.reloadTheme()
}
override fun reloadTextSize() {
coreView.reloadTextSize()
}
override fun reloadThemeSelf() {
progress.tint(Prefs.textColor.withAlpha(180))
refresh.setColorSchemeColors(Prefs.iconColor)
refresh.setProgressBackgroundColorSchemeColor(Prefs.headerColor.withAlpha(255))
}
override fun reloadTextSizeSelf() {
// intentionally blank
}
override fun destroy() {
titleObservable.onComplete()
progressObservable.onComplete()
refreshObservable.onComplete()
core.destroy()
}
/**
* Hook onto the refresh observable for one cycle
* Animate toggles between the fancy ripple and the basic fade
* The cycle only starts on the first load since there may have been another process when this is registered
*/
override fun registerTransition(animate: Boolean) {
with(coreView) {
var dispose: Disposable? = null
var loading = false
dispose = refreshObservable.subscribeOn(AndroidSchedulers.mainThread()).subscribe {
if (it) {
loading = true
if (isVisible) fadeOut(duration = 200L)
} else if (loading) {
dispose?.dispose()
if (animate && Prefs.animate) circularReveal(offset = WEB_LOAD_DELAY)
else fadeIn(duration = 100L)
}
}
}
}
}
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