// build.gradle.kts
dependencies {
    implementation("com.devpulsar.ui:densespangrid:1.0.1")
}

@Composable
fun MyGrid() {
    var items by remember { mutableStateOf(listOf("A", "B", "C", "D", "E")) }

    DenseSpanGrid(
        items = items,
        columns = 3,
        modifier = Modifier.fillMaxSize(),
        key = { it },
        onMove = { from, to ->
            items = items.toMutableList().apply {
                add(to, removeAt(from))
            }
        }
    ) { item, isDragging ->
        Card(
            modifier = Modifier.fillMaxSize(),
            elevation = if (isDragging) 8.dp else 2.dp
        ) {
            Text(item, modifier = Modifier.padding(16.dp))
        }
    }
}

data class MyItem(val id: Int, val title: String, val span: GridSpan)

val items = listOf(
    MyItem(1, "Small", GridSpan(1, 1)),
    MyItem(2, "Wide",  GridSpan(1, 2)),
    MyItem(3, "Tall",  GridSpan(2, 1)),
    MyItem(4, "Large", GridSpan(2, 2)),
)

DenseSpanGrid(
    items = items,
    columns = 3,
    key = { it.id },
    spanProvider = { it.span },
    onMove = { from, to -> /* reorder logic */ }
) { item, isDragging ->
    // item content
}