package com.suno.android.common_ui.animations

import androidx.compose.animation.core.FastOutSlowInEasing
import androidx.compose.animation.core.animateFloat
import androidx.compose.animation.core.infiniteRepeatable
import androidx.compose.animation.core.rememberInfiniteTransition
import androidx.compose.animation.core.tween
import androidx.compose.runtime.Composable
import androidx.compose.runtime.getValue
import androidx.compose.ui.geometry.Offset
import androidx.compose.ui.graphics.Brush
import androidx.compose.ui.graphics.Color

@Composable
@Suppress("MagicNumber")
fun shimmerBrush(
    baseColor: Color,
): Brush {
    val shimmerColor = baseColor.copy(
        red = (baseColor.red + 0.3f).coerceAtMost(1f),
        green = (baseColor.green + 0.3f).coerceAtMost(1f),
        blue = (baseColor.blue + 0.3f).coerceAtMost(1f),
    )
    val shimmerColors = listOf(baseColor, shimmerColor, baseColor)

    val transition = rememberInfiniteTransition(label = "Shimmer")
    val translateAnim by transition.animateFloat(
        initialValue = -400f,
        targetValue = 1200f,
        animationSpec = infiniteRepeatable(
            animation = tween(
                durationMillis = 2000,
                easing = FastOutSlowInEasing,
            ),
        ),
        label = "Translate",
    )

    return Brush.linearGradient(
        colors = shimmerColors,
        start = Offset(translateAnim, 0f),
        end = Offset(translateAnim + 200, 0f),
    )
}