LocalRandomAlbumsScreen.kt

package dev.stave.ui.local

import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Spacer
import androidx.compose.foundation.layout.fillMaxSize
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.hilt.navigation.compose.hiltViewModel
import androidx.tv.material3.MaterialTheme
import androidx.tv.material3.Text
import dev.stave.local.LocalMediaScanner
import dev.stave.ui.theme.OnMuted
import dev.stave.ui.theme.OnPrimary
import dev.stave.ui.theme.adaptiveScreenPaddingHorizontal
import dev.stave.ui.theme.adaptiveScreenPaddingVertical

/**
 * Displays a random selection of local albums in the album grid view.
 * Used when the Random picker is invoked without an active UPnP server.
 */
@Composable
fun LocalRandomAlbumsScreen(
    count: Int,
    onAlbumClick: (Long) -> Unit,
    onBack: () -> Unit,
    viewModel: LocalLibraryViewModel = hiltViewModel(),
) {
    var albums by remember { mutableStateOf<List<LocalMediaScanner.LocalAlbum>>(emptyList()) }
    var loading by remember { mutableStateOf(true) }

    LaunchedEffect(count) {
        albums = viewModel.getRandomAlbums(count)
        loading = false
    }

    Column(
        Modifier
            .fillMaxSize()
            .padding(horizontal = adaptiveScreenPaddingHorizontal(), vertical = adaptiveScreenPaddingVertical())
    ) {
        Header("Random Albums", "${albums.size} albums", onBack)
        Spacer(Modifier.height(20.dp))

        if (loading) {
            Text("Picking albums…", style = MaterialTheme.typography.bodyLarge, color = OnMuted)
        } else if (albums.isEmpty()) {
            Text("No albums found.", style = MaterialTheme.typography.bodyLarge, color = OnMuted)
        } else {
            LocalAlbumGrid(albums = albums, onAlbumClick = { onAlbumClick(it.id) })
        }
    }
}