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@@ -38,12 +38,14 @@ class TimetableFragment : Fragment() {
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private var state = 0
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var branch: Branch? = null
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var group: Group? = null
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+ var week: Int = 0
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companion object {
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const val STATE = "state"
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const val BRANCH = "branch"
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const val GROUP = "group"
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const val GROUP_TITLE = "group_title"
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+ const val WEEK = "week"
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}
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override fun onCreateView(
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@@ -65,6 +67,7 @@ class TimetableFragment : Fragment() {
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preferences.getInt(GROUP, 0),
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preferences.getString(GROUP_TITLE, "")!!
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)
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+ week = preferences.getInt(WEEK, 0)
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loadState()
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// Analog for back button
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@@ -73,6 +76,18 @@ class TimetableFragment : Fragment() {
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binding.back.isEnabled = !backState()
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}
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+ // Next week
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+ binding.next.setOnClickListener {
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+ if (week < 57)
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+ changeWeek(1)
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+ }
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+
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+ // previous week
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+ binding.previous.setOnClickListener {
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+ if (week > 1)
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+ changeWeek(-1)
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+ }
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+
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return binding.root
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}
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@@ -96,6 +111,13 @@ class TimetableFragment : Fragment() {
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})
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}
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+ private fun changeWeek(i: Int) {
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+ week += i
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+ binding.next.isEnabled = false
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+ binding.previous.isEnabled = false
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+ fetchTimetable(group!!.id, week)
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+ }
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+
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private fun loadState() {
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// Fetches timetable from loaded state.
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when (state) {
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@@ -154,6 +176,8 @@ class TimetableFragment : Fragment() {
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requireActivity().runOnUiThread {
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binding.back.isEnabled = true
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binding.timetableToolbar.visibility = View.VISIBLE
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+ binding.next.visibility = View.GONE
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+ binding.previous.visibility = View.GONE
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binding.timetableTitle.text = "Курсы"
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binding.timetable.adapter = CourseAdapter(this@TimetableFragment, courses)
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preferences.edit().putInt(STATE, state).apply()
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@@ -177,14 +201,20 @@ class TimetableFragment : Fragment() {
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// Parse JSON
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val json = response.body?.string()
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val timetable = Gson().fromJson(json, Week::class.java)
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+ this@TimetableFragment.week = timetable.week_number
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requireActivity().runOnUiThread {
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binding.back.isEnabled = true
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+ binding.next.isEnabled = true
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+ binding.previous.isEnabled = true
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binding.timetableTitle.text = "${group!!.title}\n${timetable.week_number} неделя"
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binding.timetableToolbar.visibility = View.VISIBLE
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+ binding.next.visibility = View.VISIBLE
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+ binding.previous.visibility = View.VISIBLE
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binding.timetable.adapter = TimetableAdapter(this@TimetableFragment, timetable)
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preferences.edit().putInt(STATE, state).apply()
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preferences.edit().putInt(GROUP, group!!.id).apply()
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+ preferences.edit().putInt(WEEK, timetable.week_number).apply()
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preferences.edit().putString(GROUP_TITLE, group!!.title).apply()
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}
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}
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