/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2012-2014 lacolaco.net
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package net.lacolaco.smileessence.view.dialog

import android.app.AlertDialog
import android.app.Dialog
import android.os.Bundle
import android.support.v4.content.ContextCompat
import android.text.Editable
import android.text.TextUtils
import android.text.TextWatcher
import android.view.View
import android.widget.Button
import android.widget.EditText
import android.widget.ImageButton
import android.widget.TextView
import com.twitter.Validator
import net.lacolaco.smileessence.Application
import net.lacolaco.smileessence.R
import net.lacolaco.smileessence.entity.User
import net.lacolaco.smileessence.twitter.task.Messages
import net.lacolaco.smileessence.util.SystemServiceHelper

class SendMessageDialogFragment : StackableDialogFragment(), TextWatcher, View.OnClickListener {
    private var recipient: User? = null
    private var editText: EditText? = null
    private var textViewCount: TextView? = null
    private var buttonSend: Button? = null
    override fun onClick(v: View) {
        val id = v.id
        when (id) {
            R.id.button_send_message -> {
                sendMessage()
            }
            R.id.button_send_message_delete -> {
                deleteMessage()
            }
        }
    }

    override fun beforeTextChanged(s: CharSequence, start: Int, count: Int, after: Int) {

    }

    override fun onTextChanged(s: CharSequence, start: Int, before: Int, count: Int) {
        val validator = Validator()
        val remainingCount = 140 - validator.getTweetLength(s.toString())
        textViewCount!!.text = remainingCount.toString()
        if (remainingCount == 140 || remainingCount < 0) {
            textViewCount!!.setTextColor(ContextCompat.getColor(activity, R.color.red))
        } else {
            textViewCount!!.setTextAppearance(activity, android.R.style.TextAppearance_Widget_TextView)
        }
    }

    override fun afterTextChanged(s: Editable) {
    }

    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
        recipient = User.fetch(arguments.getLong(KEY_RECIPIENT_ID))
        val view = activity.layoutInflater.inflate(R.layout.dialog_send_message, null)
        val textViewName = view.findViewById(R.id.textview_send_message_name) as TextView
        textViewName.text = "To: @" + recipient!!.screenName
        textViewCount = view.findViewById(R.id.textview_send_message_count) as TextView
        editText = view.findViewById(R.id.edittext_send_message) as EditText
        editText!!.addTextChangedListener(this)
        buttonSend = view.findViewById(R.id.button_send_message) as Button
        buttonSend!!.setOnClickListener(this)
        val buttonDelete = view.findViewById(R.id.button_send_message_delete) as ImageButton
        buttonDelete.setOnClickListener(this)
        editText!!.setText("")
        return AlertDialog.Builder(activity)
                .setView(view)
                .create()
    }

    private fun deleteMessage() {
        editText!!.setText("")
    }

    private fun sendMessage() {
        SystemServiceHelper.hideIM(activity, editText)
        val text = editText!!.text.toString()
        Messages.CreateTask(world.account, recipient!!.id, text)
                .onDoneUI { m ->
                    world.addDirectMessage(m)
                    world.notify(R.string.notice_message_send_succeeded)
                    dismiss()
                }
                .onFail { e -> world.notifyError(R.string.notice_message_send_failed, e) }
                .execute()
    }

    companion object {
        private val KEY_RECIPIENT_ID = "KEY_RECIPIENT_ID"

        fun newInstance(recipient: User): SendMessageDialogFragment {
            val obj = SendMessageDialogFragment()
            val args = Bundle()
            args.putLong(KEY_RECIPIENT_ID, recipient.id)
            obj.arguments = args
            return obj
        }
    }
}