106 lines
3.3 KiB
Kotlin
106 lines
3.3 KiB
Kotlin
package com.github.apognu.otter.activities
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import android.os.Bundle
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import androidx.appcompat.app.AppCompatActivity
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import androidx.lifecycle.lifecycleScope
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import androidx.lifecycle.observe
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import androidx.recyclerview.widget.LinearLayoutManager
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import androidx.recyclerview.widget.SimpleItemAnimator
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import com.github.apognu.otter.Otter
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import com.github.apognu.otter.R
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import com.github.apognu.otter.adapters.DownloadsAdapter
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import com.github.apognu.otter.utils.Event
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import com.github.apognu.otter.utils.EventBus
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import com.github.apognu.otter.utils.getMetadata
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import com.github.apognu.otter.viewmodels.DownloadsViewModel
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import com.google.android.exoplayer2.offline.Download
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import kotlinx.android.synthetic.main.activity_downloads.*
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import kotlinx.coroutines.Dispatchers.Default
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import kotlinx.coroutines.Dispatchers.Main
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import kotlinx.coroutines.delay
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import kotlinx.coroutines.flow.collect
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.withContext
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class DownloadsActivity : AppCompatActivity() {
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lateinit var adapter: DownloadsAdapter
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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setContentView(R.layout.activity_downloads)
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(downloads.itemAnimator as? SimpleItemAnimator)?.supportsChangeAnimations = false
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adapter = DownloadsAdapter(this).also {
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it.setHasStableIds(true)
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downloads.layoutManager = LinearLayoutManager(this)
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downloads.adapter = it
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}
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DownloadsViewModel.get().downloads.observe(this) { downloads ->
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adapter.downloads = downloads.toMutableList()
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adapter.notifyDataSetChanged()
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}
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lifecycleScope.launch(Default) {
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while (true) {
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delay(1000)
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refreshProgress()
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}
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}
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}
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override fun onResume() {
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super.onResume()
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lifecycleScope.launch(Default) {
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EventBus.get().collect { event ->
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if (event is Event.DownloadChanged) {
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refreshTrack(event.download)
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}
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}
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}
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}
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private suspend fun refreshTrack(download: Download) {
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download.getMetadata()?.let { info ->
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adapter.downloads.withIndex().associate { it.value to it.index }.filter { it.key.id == info.id }.toList().getOrNull(0)?.let { match ->
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if (download.state != info.download?.state) {
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adapter.downloads.getOrNull(match.second)?.let {
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withContext(Main) {
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adapter.downloads[match.second] = info.apply {
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this.download = download
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}
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adapter.notifyItemChanged(match.second)
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}
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}
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}
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}
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}
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}
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private suspend fun refreshProgress() {
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val cursor = Otter.get().exoDownloadManager.downloadIndex.getDownloads()
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while (cursor.moveToNext()) {
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val download = cursor.download
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download.getMetadata()?.let { info ->
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adapter.downloads.withIndex().associate { it.value to it.index }.filter { it.key.id == info.id }.toList().getOrNull(0)?.let { match ->
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if (download.state == Download.STATE_DOWNLOADING && download.percentDownloaded != info.download?.percentDownloaded ?: 0) {
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withContext(Main) {
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adapter.downloads[match.second] = info.apply {
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this.download = download
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}
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adapter.notifyItemChanged(match.second)
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}
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}
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}
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}
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}
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}
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} |