package dev.inmo.postssystem.features.content.client

import androidx.compose.runtime.*
import dev.inmo.postssystem.features.content.common.Content

interface ContentClientProvider {
    fun contentTypeNameForUser(): String

    interface ContentRenderer {
        val state: State<Content?>

        @Composable
        fun render()

        class Default<T : Content?>(
            initValue: T,
            private val onRender: @Composable (MutableState<T>) -> Unit
        ) : ContentRenderer {
            private val mutableState = mutableStateOf(initValue)
            override val state: State<Content?>
                get() = mutableState

            @Composable
            override fun render() { onRender(mutableState) }
        }

        companion object {
            fun <T: Content> default(onRender: @Composable (MutableState<T?>) -> Unit) = Default(
                null,
                onRender
            )
            fun <T: Content?> default(initValue: T, onRender: @Composable (MutableState<T>) -> Unit) = Default(
                initValue,
                onRender
            )
        }
    }

    fun createNewContentRenderer(): ContentRenderer
}