DataState.kt

sealed class ProgressBarState{
    
    object Loading: ProgressBarState()
    
    object None: ProgressBarState()
}

sealed class DataState<T> {
    
    data class Response<T>(
        val uiComponent: UIComponent
    ): DataState<T>()
    
    data class Data<T>(
        val data: T? = null
    ): DataState<T>()
    
    data class Loading<T>(
        val state: ProgressBarState = ProgressBarState.None
    ): DataState<T>()
}

sealed class UIComponent{

    data class Dialog(
        val title: String,
        val description: String,
        val positiveAction: PositiveAction? = null, // <-- But how is this useful inside a use-case?
        val negativeAction: NegativeAction? = null, // same
    ): UIComponent()

    data class Toast(
        val text: String,
        val duration: Int =  LENGTH_LONG
    )

    data class Snackbar(
        val text: String,
        val duration: Int = com.google.android.material.snackbar.Snackbar.LENGTH_LONG
    )
    
    data class None(
        val message: String,
    )
}

data class PositiveAction(
    val buttonText: String,
    val onClick: () -> Unit,
)
data class NegativeAction(
    val buttonText: String,
    val onClick: () -> Unit,
)