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Improves rendering time of the Channel header

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This commit is contained in:
Vitor Pamplona 2023-06-23 11:36:50 -04:00
parent ba6bd6a2d2
commit 5137009f5f
1 changed files with 27 additions and 42 deletions
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69
app/src/main/java/com/vitorpamplona/amethyst/ui/screen/loggedIn/ChannelScreen.kt
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@ -517,11 +517,10 @@ fun ChannelHeader(
nav: (String) -> Unit
) {
var baseChannel by remember { mutableStateOf<Channel?>(LocalCache.channels[channelHex]) }
val scope = rememberCoroutineScope()
if (baseChannel == null) {
LaunchedEffect(key1 = channelHex) {
scope.launch(Dispatchers.IO) {
launch(Dispatchers.IO) {
baseChannel = LocalCache.checkGetOrCreateChannel(channelHex)
}
}
@ -548,30 +547,26 @@ fun ChannelHeader(
accountViewModel: AccountViewModel,
nav: (String) -> Unit
) {
val channelState by baseChannel.live.observeAsState()
val channel = remember(channelState) { channelState?.channel } ?: return
val context = LocalContext.current.applicationContext
Column(
Modifier.clickable {
Modifier.fillMaxWidth().clickable {
nav("Channel/${baseChannel.idHex}")
}
) {
if (channel is LiveActivitiesChannel) {
val streamingUrl by remember(channelState) {
derivedStateOf {
channel.info?.streaming()
}
}
val channelState by baseChannel.live.observeAsState()
val channel = remember(channelState) { channelState?.channel } ?: return
if (streamingUrl != null && showVideo) {
Row(verticalAlignment = Alignment.CenterVertically, modifier = Modifier.heightIn(max = 300.dp)) {
VideoView(
videoUri = streamingUrl!!,
description = null
)
}
val streamingUrl by remember(channelState) {
derivedStateOf {
(channel as? LiveActivitiesChannel)?.info?.streaming()
}
}
if (streamingUrl != null && showVideo) {
Row(verticalAlignment = Alignment.CenterVertically, modifier = remember { Modifier.heightIn(max = 300.dp) }) {
VideoView(
videoUri = streamingUrl!!,
description = null
)
}
}
@ -580,7 +575,7 @@ fun ChannelHeader(
RobohashAsyncImageProxy(
robot = channel.idHex,
model = channel.profilePicture(),
contentDescription = context.getString(R.string.profile_image),
contentDescription = stringResource(R.string.profile_image),
modifier = Modifier
.width(Size35dp)
.height(Size35dp)
@ -681,35 +676,25 @@ private fun LiveChannelActionOptions(
accountViewModel: AccountViewModel,
nav: (String) -> Unit
) {
val isMe by remember(accountViewModel) {
derivedStateOf {
channel.creator == accountViewModel.account.userProfile()
}
}
val isLive by remember(channel) {
derivedStateOf {
channel.info?.status() == "live"
}
}
if (isMe) {
// EditButton(accountViewModel, channel)
} else {
val note = remember(channel.idHex) {
LocalCache.getNoteIfExists(channel.idHex)
}
val note = remember(channel.idHex) {
LocalCache.getNoteIfExists(channel.idHex)
}
note?.let {
if (isLive) {
LiveFlag()
Spacer(modifier = StdHorzSpacer)
}
LikeReaction(baseNote = it, grayTint = MaterialTheme.colors.onSurface, accountViewModel = accountViewModel)
note?.let {
if (isLive) {
LiveFlag()
Spacer(modifier = StdHorzSpacer)
ZapReaction(baseNote = it, grayTint = MaterialTheme.colors.onSurface, accountViewModel = accountViewModel)
}
LikeReaction(baseNote = it, grayTint = MaterialTheme.colors.onSurface, accountViewModel = accountViewModel)
Spacer(modifier = StdHorzSpacer)
ZapReaction(baseNote = it, grayTint = MaterialTheme.colors.onSurface, accountViewModel = accountViewModel)
}
}