148 lines
5.5 KiB
Kotlin
148 lines
5.5 KiB
Kotlin
/**
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* ProjectLaogai
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*
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* Copyright 2019-2020 <seil0@mosad.xyz>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*
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*/
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package org.mosad.seil0.projectlaogai.fragments
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import android.os.Bundle
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import android.view.LayoutInflater
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import android.view.View
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import android.view.ViewGroup
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import androidx.fragment.app.Fragment
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import androidx.lifecycle.lifecycleScope
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import kotlinx.coroutines.*
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import org.mosad.seil0.projectlaogai.R
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import org.mosad.seil0.projectlaogai.controller.cache.TimetableController
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import org.mosad.seil0.projectlaogai.controller.cache.TimetableController.timetable
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import org.mosad.seil0.projectlaogai.controller.preferences.Preferences
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import org.mosad.seil0.projectlaogai.databinding.FragmentTimetableBinding
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import org.mosad.seil0.projectlaogai.uicomponents.dialogs.AddSubjectDialog
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import org.mosad.seil0.projectlaogai.uicomponents.DayCardView
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import org.mosad.seil0.projectlaogai.uicomponents.TextViewInfo
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import org.mosad.seil0.projectlaogai.util.NotRetardedCalendar
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/**
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* The timetable controller class
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* contains all needed parts to display and the timetable detail screen
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*/
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class TimetableFragment : Fragment() {
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private lateinit var binding: FragmentTimetableBinding
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override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View {
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binding = FragmentTimetableBinding.inflate(inflater, container, false)
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return binding.root
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}
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override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
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super.onViewCreated(view, savedInstanceState)
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binding.refreshLayoutTimetable.setProgressBackgroundColorSchemeColor(Preferences.themeSecondary)
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initActions() // init actions
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if (timetable.size > 1 && timetable[0].days.isNotEmpty() && timetable[1].days.isNotEmpty()) {
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initTimetable()
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} else {
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val txtViewInfo = TextViewInfo(requireContext()).set {
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txt = resources.getString(R.string.timetable_generic_error)
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}.showImage()
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binding.linLayoutTimetable.addView(txtViewInfo)
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}
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}
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/**
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* initialize the actions
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*/
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private fun initActions() {
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binding.refreshLayoutTimetable.setOnRefreshListener {
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runBlocking { TimetableController.update(requireContext()).joinAll() }
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reloadTimetableUI()
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}
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// show the AddLessonDialog if the ftaBtn is clicked
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binding.faBtnAddSubject.setOnClickListener {
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AddSubjectDialog(requireContext())
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.positiveButton {
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TimetableController.addSubject(selectedCourse, selectedSubject, context)
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runBlocking { reloadTimetableUI() }
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}.show()
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}
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// hide the btnCardValue if the user is scrolling down
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binding.scrollViewTimetable.setOnScrollChangeListener { _, _, scrollY, _, oldScrollY ->
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if (scrollY > oldScrollY) {
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binding.faBtnAddSubject.hide()
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} else {
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binding.faBtnAddSubject.show()
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}
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}
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}
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/**
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* add the current and next weeks lessons
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*/
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private fun initTimetable() = lifecycleScope.launch(Dispatchers.Default) {
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val currentDayIndex = NotRetardedCalendar.getDayOfWeekIndex()
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addTimetableWeek(currentDayIndex, 5, 0).join() // add current week
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addTimetableWeek(0, currentDayIndex - 1, 1) // add next week
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}
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private fun addTimetableWeek(dayBegin: Int, dayEnd: Int, week: Int) = lifecycleScope.launch(Dispatchers.Main) {
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for (dayIndex in dayBegin..dayEnd) {
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val dayCardView = DayCardView(requireContext())
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// some wired calendar magic, calculate the correct date to be shown
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// ((timetable week - current week * 7) + (dayIndex - dayIndex of current week)
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val daysToAdd = ((timetable[week].weekNumberYear - NotRetardedCalendar.getWeekOfYear())
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* 7 + (dayIndex - NotRetardedCalendar.getDayOfWeekIndex()))
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dayCardView.addTimetableDay(timetable[week].days[dayIndex], daysToAdd)
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// if there are no lessons don't show the dayCardView
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if (dayCardView.getLinLayoutDay().childCount > 1)
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binding.linLayoutTimetable.addView(dayCardView)
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}
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}
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/**
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* clear linLayout_Timetable, add the updated timetable
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*/
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private fun reloadTimetableUI() = lifecycleScope.launch(Dispatchers.Default) {
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withContext(Dispatchers.Main) {
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// remove all lessons from the layout
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binding.linLayoutTimetable.removeAllViews()
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// add the refreshed timetables
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val dayIndex = NotRetardedCalendar.getDayOfWeekIndex()
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addTimetableWeek(dayIndex, 5, 0).join() // add current week
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addTimetableWeek(0, dayIndex - 1, 1) // add next week
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binding.refreshLayoutTimetable.isRefreshing = false
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}
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}
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}
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