/* Copyright 2019 Tusky Contributors
 *
 * This file is a part of Tusky.
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the
 * GNU General Public License as published by the Free Software Foundation; either version 3 of the
 * License, or (at your option) any later version.
 *
 * Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
 * the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
 * Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with Tusky; if not,
 * see <http://www.gnu.org/licenses>. */

package com.keylesspalace.tusky.components.scheduled

import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.ImageButton
import android.widget.TextView
import androidx.paging.PagedListAdapter
import androidx.recyclerview.widget.DiffUtil
import androidx.recyclerview.widget.RecyclerView
import com.keylesspalace.tusky.R
import com.keylesspalace.tusky.entity.ScheduledStatus

interface ScheduledTootAction {
    fun edit(position: Int, item: ScheduledStatus?)
    fun delete(position: Int, item: ScheduledStatus?)
}

class ScheduledTootAdapter(
        val listener: ScheduledTootAction
) : PagedListAdapter<ScheduledStatus, ScheduledTootAdapter.TootViewHolder>(
        object: DiffUtil.ItemCallback<ScheduledStatus>(){
            override fun areItemsTheSame(oldItem: ScheduledStatus, newItem: ScheduledStatus): Boolean {
                return oldItem.id == newItem.id
            }

            override fun areContentsTheSame(oldItem: ScheduledStatus, newItem: ScheduledStatus): Boolean {
                return oldItem == newItem
            }

        }
) {

    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): TootViewHolder {
        val view = LayoutInflater.from(parent.context)
                .inflate(R.layout.item_scheduled_toot, parent, false)
        return TootViewHolder(view)
    }

    override fun onBindViewHolder(viewHolder: TootViewHolder, position: Int) {
        getItem(position)?.let{
            viewHolder.bind(it)
        }
    }


    inner class TootViewHolder(view: View) : RecyclerView.ViewHolder(view) {

        private val text: TextView = view.findViewById(R.id.text)
        private val edit: ImageButton = view.findViewById(R.id.edit)
        private val delete: ImageButton = view.findViewById(R.id.delete)

        fun bind(item: ScheduledStatus) {
            edit.isEnabled = true
            delete.isEnabled = true
            text.text = item.params.text
            edit.setOnClickListener { v: View ->
                v.isEnabled = false
                listener.edit(adapterPosition, item)
            }
            delete.setOnClickListener { v: View ->
                v.isEnabled = false
                listener.delete(adapterPosition, item)
            }

        }

    }

}