Приложение
This commit is contained in:
Халимов Рустам
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package stories.presentation
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import android.net.Uri
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import androidx.activity.compose.rememberLauncherForActivityResult
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import androidx.activity.result.contract.ActivityResultContracts
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import androidx.compose.animation.*
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import androidx.compose.foundation.background
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import androidx.compose.foundation.border
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import androidx.compose.foundation.clickable
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import androidx.compose.foundation.layout.*
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import androidx.compose.foundation.shape.CircleShape
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import androidx.compose.foundation.shape.RoundedCornerShape
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import androidx.compose.material.icons.Icons
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import androidx.compose.material.icons.filled.*
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import androidx.compose.material3.*
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import androidx.compose.runtime.*
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import androidx.compose.ui.Alignment
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import androidx.compose.ui.Modifier
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import androidx.compose.ui.draw.clip
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import androidx.compose.ui.graphics.Brush
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import androidx.compose.ui.graphics.Color
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import androidx.compose.ui.graphics.vector.ImageVector
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import androidx.compose.ui.layout.ContentScale
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import androidx.compose.ui.platform.LocalContext
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import androidx.compose.ui.res.stringResource
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import androidx.compose.ui.text.font.FontWeight
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import androidx.compose.ui.unit.dp
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import androidx.compose.ui.unit.sp
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import androidx.hilt.navigation.compose.hiltViewModel
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import androidx.compose.ui.viewinterop.AndroidView
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import androidx.media3.common.MediaItem
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import androidx.media3.common.Player
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import androidx.media3.exoplayer.ExoPlayer
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import androidx.media3.ui.PlayerView
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import coil.compose.AsyncImage
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import core.presentation.theme.OnSurfaceVariant
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import core.presentation.theme.PrimaryIndigo
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import core.presentation.theme.SurfaceContainer
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import ru.knot.messager.R
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@OptIn(ExperimentalMaterial3Api::class)
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@Composable
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fun CreateStoryScreen(
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onClose: () -> Unit,
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onCreated: () -> Unit,
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viewModel: CreateStoryViewModel = hiltViewModel()
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) {
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val context = LocalContext.current
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val launcher = rememberLauncherForActivityResult(
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contract = ActivityResultContracts.GetContent()
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) { uri: Uri? ->
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uri?.let {
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val isVideo = context.contentResolver.getType(it)?.startsWith("video/") == true
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viewModel.onMediaSelected(it, isVideo)
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}
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}
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LaunchedEffect(viewModel.uploadSuccess) {
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viewModel.uploadSuccess.collect { success ->
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if (success) {
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onCreated()
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onClose()
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}
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}
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}
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Box(
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modifier = Modifier
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.fillMaxSize()
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.background(Color.Black)
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) {
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Column(modifier = Modifier.fillMaxSize()) {
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// Header
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Header(
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onClose = onClose,
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isUploading = viewModel.isUploading,
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onPublish = { viewModel.publishStory(context) }
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)
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Row(modifier = Modifier.weight(1f)) {
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// Main Area
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Box(
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modifier = Modifier
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.weight(1f)
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.padding(16.dp)
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.clip(RoundedCornerShape(32.dp))
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.background(viewModel.bgColor)
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.border(8.dp, Color(0xFF161616), RoundedCornerShape(32.dp)),
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contentAlignment = Alignment.Center
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) {
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if (viewModel.selectedMediaUri == null) {
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EmptyMediaState(onSelect = { launcher.launch("*/*") })
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} else {
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MediaPreview(
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uri = viewModel.selectedMediaUri,
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isVideo = viewModel.isVideo,
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onRemove = { viewModel.removeMedia() }
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)
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}
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}
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// Sidebar Tools
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Sidebar(
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currentTool = viewModel.currentTool,
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onToolSelect = { viewModel.setTool(it) },
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onAddText = { viewModel.addText("New Text") },
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onColorChange = { viewModel.updateBgColor(it) },
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bgColor = viewModel.bgColor
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)
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}
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}
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}
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}
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@Composable
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fun Header(
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onClose: () -> Unit,
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isUploading: Boolean,
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onPublish: () -> Unit
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) {
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Row(
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modifier = Modifier
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.fillMaxWidth()
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.height(80.dp)
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.background(Color(0xFF0A0A0A))
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.padding(horizontal = 16.dp),
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verticalAlignment = Alignment.CenterVertically,
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horizontalArrangement = Arrangement.SpaceBetween
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) {
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Row(verticalAlignment = Alignment.CenterVertically) {
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IconButton(onClick = onClose) {
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Icon(Icons.Default.Close, contentDescription = stringResource(R.string.back), tint = Color.Gray)
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}
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Spacer(modifier = Modifier.width(8.dp))
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Text(
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stringResource(R.string.story_editor),
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style = MaterialTheme.typography.labelMedium.copy(
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fontWeight = FontWeight.Black,
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letterSpacing = 2.sp,
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color = Color.Gray
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)
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)
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}
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Button(
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onClick = onPublish,
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enabled = !isUploading,
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colors = ButtonDefaults.buttonColors(containerColor = PrimaryIndigo),
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shape = RoundedCornerShape(12.dp)
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) {
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if (isUploading) {
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CircularProgressIndicator(
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modifier = Modifier.size(20.dp),
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color = Color.White,
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strokeWidth = 2.dp
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)
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} else {
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Text(
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stringResource(R.string.publish),
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style = MaterialTheme.typography.labelLarge.copy(fontWeight = FontWeight.Black)
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)
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}
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}
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}
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}
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@Composable
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fun EmptyMediaState(onSelect: () -> Unit) {
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Column(
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modifier = Modifier.clickable { onSelect() },
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horizontalAlignment = Alignment.CenterHorizontally
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) {
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Box(
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modifier = Modifier
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.size(80.dp)
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.border(2.dp, Color(0xFF333333), CircleShape),
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contentAlignment = Alignment.Center
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) {
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Icon(Icons.Default.CameraAlt, contentDescription = null, tint = Color(0xFF333333), modifier = Modifier.size(32.dp))
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}
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Spacer(modifier = Modifier.height(16.dp))
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Text(
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stringResource(R.string.start_creation),
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style = MaterialTheme.typography.labelSmall.copy(
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fontWeight = FontWeight.Black,
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letterSpacing = 4.sp,
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color = Color(0xFF333333)
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)
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)
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}
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}
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@Composable
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fun MediaPreview(
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uri: Uri?,
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isVideo: Boolean,
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onRemove: () -> Unit
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) {
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val context = LocalContext.current
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val exoPlayer = remember {
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ExoPlayer.Builder(context).build().apply {
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repeatMode = Player.REPEAT_MODE_ALL
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playWhenReady = true
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}
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}
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LaunchedEffect(uri) {
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if (isVideo && uri != null) {
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exoPlayer.setMediaItem(MediaItem.fromUri(uri))
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exoPlayer.prepare()
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}
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}
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DisposableEffect(Unit) {
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onDispose { exoPlayer.release() }
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}
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Box(modifier = Modifier.fillMaxSize()) {
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if (isVideo) {
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AndroidView(
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factory = {
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PlayerView(context).apply {
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player = exoPlayer
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useController = false
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resizeMode = androidx.media3.ui.AspectRatioFrameLayout.RESIZE_MODE_ZOOM
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}
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},
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modifier = Modifier.fillMaxSize()
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)
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} else {
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AsyncImage(
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model = uri,
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contentDescription = null,
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modifier = Modifier.fillMaxSize(),
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contentScale = ContentScale.Crop
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)
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}
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IconButton(
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onClick = onRemove,
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modifier = Modifier
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.align(Alignment.TopEnd)
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.padding(16.dp)
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.background(Color.Black.copy(0.6f), RoundedCornerShape(12.dp))
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) {
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Icon(Icons.Default.Delete, contentDescription = stringResource(R.string.remove), tint = Color.White)
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}
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}
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}
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@Composable
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fun Sidebar(
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currentTool: StoryTool,
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onToolSelect: (StoryTool) -> Unit,
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onAddText: () -> Unit,
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onColorChange: (Color) -> Unit,
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bgColor: Color
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) {
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Column(
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modifier = Modifier
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.width(100.dp)
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.fillMaxHeight()
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.background(Color(0xFF0A0A0A))
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.padding(vertical = 16.dp),
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horizontalAlignment = Alignment.CenterHorizontally,
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verticalArrangement = Arrangement.spacedBy(16.dp)
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) {
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ToolButton(Icons.Default.TextFields, stringResource(R.string.text_tool), currentTool is StoryTool.Text) { onAddText() }
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ToolButton(Icons.Default.ContentCut, stringResource(R.string.crop_tool), currentTool is StoryTool.Crop) { onToolSelect(StoryTool.Crop) }
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ToolButton(Icons.Default.SentimentSatisfied, stringResource(R.string.stickers_tool), currentTool is StoryTool.Stickers) { onToolSelect(StoryTool.Stickers) }
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ToolButton(Icons.Default.Brush, stringResource(R.string.brush_tool), currentTool is StoryTool.Brush) { onToolSelect(StoryTool.Brush) }
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ToolButton(Icons.Default.Tune, stringResource(R.string.filters_tool), currentTool is StoryTool.Filters) { onToolSelect(StoryTool.Filters) }
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Spacer(modifier = Modifier.weight(1f))
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Box(
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modifier = Modifier
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.size(40.dp)
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.clip(CircleShape)
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.background(bgColor)
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.border(2.dp, Color.White.copy(0.1f), CircleShape)
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.clickable { onColorChange(Color((0..0xFFFFFF).random() or 0xFF000000.toInt())) }
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)
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}
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}
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@Composable
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fun ToolButton(
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icon: ImageVector,
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label: String,
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isSelected: Boolean,
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onClick: () -> Unit
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) {
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Column(
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modifier = Modifier
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.fillMaxWidth()
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.clickable { onClick() }
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.padding(vertical = 8.dp),
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horizontalAlignment = Alignment.CenterHorizontally
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) {
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Icon(
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icon,
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contentDescription = label,
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tint = if (isSelected) PrimaryIndigo else OnSurfaceVariant,
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modifier = Modifier.size(24.dp)
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)
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Text(
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label,
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style = MaterialTheme.typography.labelSmall.copy(
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fontSize = 8.sp,
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fontWeight = FontWeight.Black,
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color = if (isSelected) Color.White else OnSurfaceVariant
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)
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)
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}
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}
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