class ItemController : EpoxyController() {

    var data: List<ItemView.Item> = makeList()

    override fun buildModels() {
        data.forEach { item ->
            itemView {
                id(item.id)
                item(item)
                textChangeListener(object : ItemView.Listener {
                    override fun onTextChanged(id: Int, text: String) {
                        data =
                            data.map { thisItem -> if (thisItem.id == id) getItemById(id).copy(text = text) else thisItem }
                    }
                })
            }
        }
    }

    private fun getItemById(id: Int): ItemView.Item {
        return data.first { item -> item.id == id }
    }

    private fun makeList(): MutableList<ItemView.Item> {
        val result = mutableListOf<ItemView.Item>()
        for (x in 1..50) result += ItemView.Item(x, "$x")
        return result
    }
}