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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.activities
import android.os.Bundle
import androidx.viewpager.widget.ViewPager
import ca.allanwang.kau.utils.withMainContext
import com.google.android.material.tabs.TabLayout
import com.pitchedapps.frost.facebook.FbItem
import com.pitchedapps.frost.kotlin.subscribeDuringJob
import com.pitchedapps.frost.utils.L
import com.pitchedapps.frost.views.BadgedIcon
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.ExperimentalCoroutinesApi
import kotlinx.coroutines.channels.BroadcastChannel
import kotlinx.coroutines.channels.Channel
import org.jsoup.Jsoup
@UseExperimental(ExperimentalCoroutinesApi::class)
class MainActivity : BaseMainActivity() {
override val fragmentChannel = BroadcastChannel<Int>(10)
override val headerBadgeChannel = BroadcastChannel<String>(Channel.CONFLATED)
override fun onNestedCreate(savedInstanceState: Bundle?) {
setupTabs()
setupViewPager()
}
private fun setupViewPager() {
viewPager.addOnPageChangeListener(object : ViewPager.SimpleOnPageChangeListener() {
override fun onPageSelected(position: Int) {
super.onPageSelected(position)
if (lastPosition == position) {
return
}
if (lastPosition != -1) {
fragmentChannel.offer(-(lastPosition + 1))
}
fragmentChannel.offer(position)
lastPosition = position
}
override fun onPageScrolled(
position: Int,
positionOffset: Float,
positionOffsetPixels: Int
) {
super.onPageScrolled(position, positionOffset, positionOffsetPixels)
val delta = positionOffset * (SELECTED_TAB_ALPHA - UNSELECTED_TAB_ALPHA)
tabsForEachView { tabPosition, view ->
view.setAllAlpha(
when (tabPosition) {
position -> SELECTED_TAB_ALPHA - delta
position + 1 -> UNSELECTED_TAB_ALPHA + delta
else -> UNSELECTED_TAB_ALPHA
}
)
}
}
})
}
private fun setupTabs() {
viewPager.addOnPageChangeListener(TabLayout.TabLayoutOnPageChangeListener(tabs))
tabs.addOnTabSelectedListener(object : TabLayout.ViewPagerOnTabSelectedListener(viewPager) {
override fun onTabReselected(tab: TabLayout.Tab) {
super.onTabReselected(tab)
currentFragment.onTabClick()
}
override fun onTabSelected(tab: TabLayout.Tab) {
super.onTabSelected(tab)
(tab.customView as BadgedIcon).badgeText = null
}
})
headerBadgeChannel.subscribeDuringJob(this, Dispatchers.IO) { html ->
try {
val doc = Jsoup.parse(html)
if (doc.select("[data-sigil=count]").isEmpty())
return@subscribeDuringJob // Header doesn't exist
val (feed, requests, messages, notifications) = listOf(
"feed",
"requests",
"messages",
"notifications"
)
.map { "[data-sigil*=$it] [data-sigil=count]" }
.map { doc.select(it) }
.map { e -> e?.getOrNull(0)?.ownText() }
L.v { "Badges $feed $requests $messages $notifications" }
withMainContext {
tabsForEachView { _, view ->
when (view.iicon) {
FbItem.FEED.icon -> view.badgeText = feed
FbItem.FRIENDS.icon -> view.badgeText = requests
FbItem.MESSAGES.icon -> view.badgeText = messages
FbItem.NOTIFICATIONS.icon -> view.badgeText = notifications
}
}
}
} catch (e: Exception) {
L.e(e) { "Header badge error" }
}
}
}
}
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