package com.suno.android.ui.screens.orpheus.components

import androidx.annotation.FloatRange
import androidx.compose.animation.AnimatedVisibility
import androidx.compose.animation.animateColorAsState
import androidx.compose.animation.fadeIn
import androidx.compose.animation.fadeOut
import androidx.compose.foundation.background
import androidx.compose.foundation.clickable
import androidx.compose.foundation.interaction.MutableInteractionSource
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Box
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.aspectRatio
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.Icon
import androidx.compose.material3.IconButton
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.runtime.remember
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.graphics.painter.ColorPainter
import androidx.compose.ui.graphics.vector.ImageVector
import androidx.compose.ui.layout.ContentScale
import androidx.compose.ui.platform.LocalContext
import androidx.compose.ui.res.stringResource
import androidx.compose.ui.res.vectorResource
import androidx.compose.ui.text.style.TextOverflow
import androidx.compose.ui.tooling.preview.PreviewLightDark
import androidx.compose.ui.unit.dp
import coil3.compose.AsyncImage
import coil3.request.ImageRequest
import coil3.request.crossfade
import com.suno.android.common_core_utils.constants.ReactionType
import com.suno.android.common_data.mappers.clips.LocalClipData
import com.suno.android.common_ui.R
import com.suno.android.common_ui.components.loading.SunoSpinner
import com.suno.android.common_ui.theme.ExtendedTheme
import com.suno.android.common_ui.theme.SunoTheme
import com.suno.android.preview.FakeLocalClipData
import com.suno.android.ui.screens.orpheus.OrpheusClipAction
import com.suno.android.common_res.R as CommonR

@Composable
@Suppress("MagicNumber")
internal fun GeneratedClipCard(
    clip: LocalClipData,
    onClipAction: (action: OrpheusClipAction) -> Unit,
    modifier: Modifier = Modifier,
    isSelected: Boolean = false,
    isPlaying: Boolean = false,
    @FloatRange(from = 0.0, to = 1.0) playbackProgress: Float = 0f,
) {
    val backgroundColor by animateColorAsState(
        targetValue = if (isSelected) {
            ExtendedTheme.colors.backgroundSecondary
        } else {
            Color.Transparent
        },
    )

    Column(
        modifier = modifier
            .clip(RoundedCornerShape(24.dp))
            .background(color = backgroundColor)
            .padding(vertical = 8.dp, horizontal = 8.dp),
        verticalArrangement = Arrangement.spacedBy(12.dp),
    ) {
        SongThumbnail(
            clip = clip,
            isPlaying = isPlaying,
            isSelected = isSelected,
            playbackProgress = playbackProgress,
            onPlayClick = { onClipAction(OrpheusClipAction.OnToggleClipPlayback(clip)) },
            onScrubbed = { percent ->
                onClipAction(OrpheusClipAction.OnScrubClip(clip = clip, scrubPercent = percent))
            },
        )

        Column(
            verticalArrangement = Arrangement.spacedBy(8.dp),
            modifier = Modifier.padding(horizontal = 8.dp),
        ) {
            SongInfo(
                clip = clip,
                isSelected = isSelected,
                onSelectClick = { onClipAction(OrpheusClipAction.OnSelectClipClick(clip)) },
            )
            if (clip.status.isReady) {
                ActionButtons(
                    clip = clip,
                    onClipAction = onClipAction,
                )
            }
        }
    }
}

@Composable
private fun SongThumbnail(
    clip: LocalClipData,
    isPlaying: Boolean,
    isSelected: Boolean,
    @FloatRange(from = 0.0, to = 1.0) playbackProgress: Float,
    onPlayClick: () -> Unit,
    onScrubbed: (Float) -> Unit,
) {
    val context = LocalContext.current
    val imageRequest = remember(clip.albumImageUrl?.url) {
        ImageRequest.Builder(context)
            .data(clip.albumImageUrl)
            .memoryCacheKey(clip.albumImageUrl?.url)
            .crossfade(true)
            .build()
    }

    Box(
        modifier = Modifier
            .fillMaxWidth()
            .clip(RoundedCornerShape(16.dp))
            .background(ExtendedTheme.colors.backgroundSecondary)
            .clickable(
                enabled = clip.status.isReady,
                onClick = onPlayClick,
            ),
        contentAlignment = Alignment.Center,
    ) {
        AsyncImage(
            model = imageRequest,
            contentDescription = null,
            modifier = Modifier
                .fillMaxWidth()
                .aspectRatio(ratio = 1f),
            placeholder = ColorPainter(ExtendedTheme.colors.backgroundSecondary),
            error = ColorPainter(ExtendedTheme.colors.backgroundSecondary),
            contentScale = ContentScale.Crop,
        )

        if (clip.status.isReady) {
            Box(
                modifier = Modifier
                    .matchParentSize()
                    .background(Color.Black.copy(alpha = 0.5f)),
            )

            Icon(
                imageVector = ImageVector.vectorResource(
                    id = if (isPlaying) R.drawable.pause else R.drawable.play,
                ),
                contentDescription = stringResource(id = CommonR.string.play),
                tint = Color.White,
                modifier = Modifier.size(32.dp),
            )

            AnimatedVisibility(
                visible = isSelected,
                modifier = Modifier.align(Alignment.BottomCenter),
                enter = fadeIn(),
                exit = fadeOut(),
            ) {
                OrpheusClipScrubber(
                    percentageComplete = playbackProgress,
                    onScrubbed = onScrubbed,
                    modifier = Modifier.padding(horizontal = 16.dp),
                )
            }
        } else {
            SunoSpinner(
                modifier = Modifier.size(24.dp),
            )
        }
    }
}

@Composable
private fun SongInfo(
    clip: LocalClipData,
    isSelected: Boolean,
    onSelectClick: () -> Unit,
) {
    Column(
        verticalArrangement = Arrangement.spacedBy(8.dp),
        modifier = Modifier.clickable(
            onClick = onSelectClick,
            indication = null,
            interactionSource = remember { MutableInteractionSource() },
        ),
    ) {
        Text(
            text = clip.nowPlayingTitle?.takeIf { it.isNotEmpty() }
                ?: stringResource(id = CommonR.string.orpheus_song_untitled),
            style = ExtendedTheme.typography.smallSubtitle,
            color = animateColorAsState(
                if (isSelected) {
                    ExtendedTheme.colors.aukPink
                } else {
                    ExtendedTheme.colors.textPrimary
                },
            ).value,
            maxLines = 1,
            overflow = TextOverflow.Ellipsis,
        )

        clip.tags.takeUnless { it.isNullOrBlank() }?.let { tags ->
            Text(
                text = tags,
                style = ExtendedTheme.typography.smallSubtitle,
                color = ExtendedTheme.colors.textSecondary,
                maxLines = 1,
                overflow = TextOverflow.Ellipsis,
            )
        }
    }
}

@Composable
private fun ActionButtons(
    clip: LocalClipData,
    onClipAction: (action: OrpheusClipAction) -> Unit,
) {
    Row(
        modifier = Modifier.fillMaxWidth(),
        horizontalArrangement = Arrangement.SpaceBetween,
    ) {
        ActionIconButton(
            iconRes = R.drawable.thumbs_up_v2,
            contentDescription = stringResource(id = CommonR.string.like),
            onClick = { onClipAction(OrpheusClipAction.OnLikeClipClick(clip)) },
            tint = if (clip.reaction == ReactionType.LIKE) {
                ExtendedTheme.colors.aukPink
            } else {
                ExtendedTheme.colors.textPrimary
            },
        )
        ActionIconButton(
            iconRes = R.drawable.thumbs_down_v2,
            contentDescription = stringResource(id = CommonR.string.dislike),
            onClick = { onClipAction(OrpheusClipAction.OnDislikeClipClick(clip)) },
            tint = if (clip.reaction == ReactionType.DISLIKE) {
                ExtendedTheme.colors.aukPink
            } else {
                ExtendedTheme.colors.textPrimary
            },
        )
        ActionIconButton(
            iconRes = R.drawable.share_arrow,
            contentDescription = stringResource(id = CommonR.string.share),
            onClick = { onClipAction(OrpheusClipAction.OnShareClipClick(clip)) },
            tint = ExtendedTheme.colors.textPrimary,
        )
        ActionIconButton(
            iconRes = R.drawable.ellipsis_horizontal,
            contentDescription = stringResource(id = CommonR.string.options),
            onClick = { onClipAction(OrpheusClipAction.OnClipOverflowClick(clip)) },
            tint = ExtendedTheme.colors.textPrimary,
        )
    }
}

@Composable
private fun ActionIconButton(
    iconRes: Int,
    contentDescription: String,
    onClick: () -> Unit,
    tint: Color,
) {
    IconButton(
        onClick = onClick,
        modifier = Modifier.size(32.dp),
    ) {
        Icon(
            imageVector = ImageVector.vectorResource(id = iconRes),
            contentDescription = contentDescription,
            tint = tint,
            modifier = Modifier.size(20.dp),
        )
    }
}

@PreviewLightDark
@Composable
private fun GeneratedClipCardPreview() {
    SunoTheme {
        Column(
            modifier = Modifier
                .background(ExtendedTheme.colors.backgroundPrimary)
                .padding(16.dp),
            verticalArrangement = Arrangement.spacedBy(16.dp),
        ) {
            GeneratedClipCard(
                clip = FakeLocalClipData.clip,
                onClipAction = {},
                isSelected = false,
                isPlaying = false,
                playbackProgress = 0f,
                modifier = Modifier.fillMaxWidth(0.75f),
            )

            GeneratedClipCard(
                clip = FakeLocalClipData.clip,
                onClipAction = {},
                isSelected = true,
                isPlaying = true,
                playbackProgress = 0.35f,
                modifier = Modifier.fillMaxWidth(0.75f),
            )
        }
    }
}