// SPDX-License-Identifier: GPL-2.0-or-later

package org.dolphinemu.dolphinemu.features.settings.ui.viewholder

import android.content.DialogInterface
import android.graphics.Paint
import android.graphics.Typeface
import android.view.View
import android.view.View.OnLongClickListener
import android.widget.TextView
import android.widget.Toast
import androidx.recyclerview.widget.RecyclerView
import com.google.android.material.dialog.MaterialAlertDialogBuilder
import org.dolphinemu.dolphinemu.DolphinApplication
import org.dolphinemu.dolphinemu.R
import org.dolphinemu.dolphinemu.features.settings.model.view.SettingsItem
import org.dolphinemu.dolphinemu.features.settings.ui.SettingsAdapter

abstract class SettingViewHolder(itemView: View, protected val adapter: SettingsAdapter) :
    RecyclerView.ViewHolder(itemView), View.OnClickListener, OnLongClickListener {

    init {
        itemView.setOnClickListener(this)
        itemView.setOnLongClickListener(this)
    }

    protected fun setStyle(textView: TextView, settingsItem: SettingsItem) {
        val overridden = settingsItem.isOverridden
        textView.setTypeface(null, if (overridden) Typeface.BOLD else Typeface.NORMAL)

        if (settingsItem.isEditable) {
            textView.paintFlags =
                textView.paintFlags and Paint.STRIKE_THRU_TEXT_FLAG.inv()
        } else {
            textView.paintFlags =
                textView.paintFlags or Paint.STRIKE_THRU_TEXT_FLAG
        }
    }

    /**
     * Called by the adapter to set this ViewHolder's child views to display the list item
     * it must now represent.
     *
     * @param item The list item that should be represented by this ViewHolder.
     */
    abstract fun bind(item: SettingsItem)

    /**
     * Called when this ViewHolder's view is clicked on. Implementations should usually pass
     * this event up to the adapter.
     *
     * @param clicked The view that was clicked on.
     */
    abstract override fun onClick(clicked: View)

    protected abstract val item: SettingsItem?

    override fun onLongClick(clicked: View): Boolean {
        val item = item

        if (item == null || !item.canClear()) return false

        if (!item.isEditable) {
            showNotRuntimeEditableError()
            return true
        }

        val context = clicked.context

        MaterialAlertDialogBuilder(context)
            .setMessage(R.string.setting_clear_confirm)
            .setPositiveButton(R.string.ok) { dialog: DialogInterface, _: Int ->
                adapter.clearSetting(item)
                bind(item)
                Toast.makeText(
                    context,
                    R.string.setting_cleared,
                    Toast.LENGTH_SHORT
                ).show()
                dialog.dismiss()
            }
            .setNegativeButton(R.string.cancel) { dialog: DialogInterface, _: Int -> dialog.dismiss() }
            .show()

        return true
    }

    protected fun showIplNotAvailableError() {
        Toast.makeText(
            DolphinApplication.getAppContext(),
            R.string.ipl_not_found,
            Toast.LENGTH_SHORT
        ).show()
    }

    protected fun showNotRuntimeEditableError() {
        Toast.makeText(
            DolphinApplication.getAppContext(),
            R.string.setting_not_runtime_editable,
            Toast.LENGTH_SHORT
        ).show()
    }
}
