todos.kt

@Composable
fun TodoList() {
    h1 { text("TodoList") }
    p(modifier = Modifier.lineHeight(1.5f)) {
        text("Classic example interacting with a list of items.")
        br()
        text("Use input below to add more items to a list (submit using Enter)")
    }

    val todos = remember {
        mutableStateListOf(
            Todo("Wash some dishes", isDone = true),
            Todo("Finally inject heater into that thermosiphon", isDone = false),
            Todo("Cleanup the rest of the code", isDone = false)
        )
    }

    Column {
        TodoInput {
            todos += Todo(it, isDone = false)
        }

        todos.forEachIndexed { i, todo ->
            TodoItem(
                todo,
                onCompleted = { todos[i] = todo.copy(isDone = !todo.isDone) },
                onRemoved = { todos.removeAt(i) }
            )
        }
    }
}