/**
 * ProjectLaogai
 *
 * Copyright 2018  <seil0@mosad.xyz>
 *
 * 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.
 *
 * This program 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 this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
 * MA 02110-1301, USA.
 *
 */

package org.mosad.seil0.projectlaogai.fragments

import android.os.Bundle
import android.view.LayoutInflater
import android.view.View
import android.view.ViewGroup
import android.widget.LinearLayout
import androidx.fragment.app.Fragment
import kotlinx.android.synthetic.main.fragment_home.*
import org.jetbrains.anko.doAsync
import org.jetbrains.anko.uiThread
import org.mosad.seil0.projectlaogai.MainActivity
import org.mosad.seil0.projectlaogai.R
import org.mosad.seil0.projectlaogai.hsoparser.DataTypes
import org.mosad.seil0.projectlaogai.hsoparser.Meal
import org.mosad.seil0.projectlaogai.hsoparser.MensaParser
import org.mosad.seil0.projectlaogai.uicomponents.LessonCardView
import java.util.*

/**
 * The "home" controller class
 * contains all needed parts to display the apps home screen
 */
class HomeFragment : Fragment() {

    private lateinit var linLayoutTimeTable: LinearLayout
    private var mainActivity = MainActivity()

    override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {

        val view: View = inflater.inflate(R.layout.fragment_home, container, false)

        // init UI elements
        linLayoutTimeTable = view.findViewById(R.id.linLayoutTimeTable)

        //setText()
        addCurrentMensaMenu()
        addCurrentTimeTable()

        // Inflate the layout for this fragment
        return view
    }

    private fun addCurrentMensaMenu() {
       doAsync {
            val dayMenus: ArrayList<Meal> = MensaParser().getMensaMenuDay(mainActivity.getWeekMenu(), Calendar.getInstance().get(Calendar.DAY_OF_WEEK))

            uiThread {

                if (dayMenus.size >= 2) {
                    for(part in dayMenus[0].parts) {
                        txtViewMenu1.append(part)
                    }

                    for(part in dayMenus[1].parts) {
                        txtViewMenu2.append(part)
                    }
                } else {
                    txtViewMenu1.text = resources.getString(R.string.no_meal_today)
                    txtViewMenu2.text = resources.getString(R.string.no_meal_today)
                }
            }
        }

    }

    private fun addCurrentTimeTable() {
        val timeTableDay = mainActivity.getCurrentTimeTableWeek()[Calendar.getInstance().get(Calendar.DAY_OF_WEEK) -2]

        for (i in 0..5) {
            val lessonCardView = LessonCardView(context!!, null)

            lessonCardView.getTxtViewLesson().text = resources.getString(R.string.string_new_line, timeTableDay[i].lessonSubject)
            lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonTeacher + "\n")
            lessonCardView.getTxtViewLesson().append(timeTableDay[i].lessonRoom)
            lessonCardView.getTxtViewTime().text = DataTypes().getTime()[i]

            if(lessonCardView.getTxtViewLesson().text.length > 2)
                linLayoutTimeTable.addView(lessonCardView)
        }

        // add a card if there is no lesson today
        if (linLayoutTimeTable.childCount == 0) {
            // TODO we could display the next day with a lecture
            val noLessonCardView = LessonCardView(context!!, null)
            noLessonCardView.getTxtViewLesson().text = resources.getString(R.string.no_lesson_today)
            linLayoutTimeTable.addView(noLessonCardView)
        }
    }

    fun setMainActivity(mainActivity: MainActivity) {
        this.mainActivity = mainActivity
    }

}