Implemented page view for courses

app/build.gradle

@@ -37,14 +37,14 @@ android {
 
 dependencies {
 
-    implementation 'androidx.core:core-ktx:1.7.0'
+    implementation 'androidx.core:core-ktx:1.10.0'
-    implementation 'androidx.appcompat:appcompat:1.4.1'
+    implementation 'androidx.appcompat:appcompat:1.6.1'
-    implementation 'com.google.android.material:material:1.5.0'
+    implementation 'com.google.android.material:material:1.8.0'
-    implementation 'androidx.constraintlayout:constraintlayout:2.1.3'
+    implementation 'androidx.constraintlayout:constraintlayout:2.1.4'
-    implementation 'androidx.navigation:navigation-fragment-ktx:2.4.1'
+    implementation 'androidx.navigation:navigation-fragment-ktx:2.5.3'
-    implementation 'androidx.navigation:navigation-ui-ktx:2.4.1'
+    implementation 'androidx.navigation:navigation-ui-ktx:2.5.3'
-    implementation 'androidx.core:core-ktx:+'
+    implementation 'androidx.core:core-ktx:1.10.0'
     testImplementation 'junit:junit:4.13.2'
-    androidTestImplementation 'androidx.test.ext:junit:1.1.3'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.5'
-    androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.5.1'
 }

app/src/main/java/com/denizk0461/studip/adapter/StudIPEventAdapter.kt

@@ -0,0 +1,45 @@
+package com.denizk0461.studip.adapter
+
+import android.util.Log
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import com.denizk0461.studip.data.StudIPEvent
+import com.denizk0461.studip.databinding.ItemEventBinding
+import com.denizk0461.studip.databinding.ItemEventPageBinding
+
+class StudIPEventAdapter(private val events: List<StudIPEvent>) : RecyclerView.Adapter<StudIPEventAdapter.EventViewHolder>() {
+
+    class EventViewHolder(val binding: ItemEventPageBinding) : RecyclerView.ViewHolder(binding.root)
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): EventViewHolder = EventViewHolder(
+        ItemEventPageBinding.inflate(
+            LayoutInflater.from(parent.context),
+            parent,
+            false
+        )
+    )
+
+    override fun getItemCount(): Int = 5
+
+    override fun onBindViewHolder(holder: EventViewHolder, position: Int) {
+        var itemCount = 0
+        events.filter { it.day == position }.forEach { event ->
+            val newView = ItemEventBinding.inflate(
+                LayoutInflater.from(holder.binding.root.context),
+                holder.binding.root,
+                false
+            ).also { item ->
+                itemCount += 1
+                item.textTitle.text = event.title
+                item.textLecturers.text = event.lecturer.joinToString(", ")
+                item.textRoom.text = event.room
+                item.textTimeslot.text = event.timeslot
+            }
+            holder.binding.pageLayout.addView(newView.root)
+        }
+        if (itemCount == 0) {
+            // TODO inflate view saying "no events!" or sth
+        }
+    }
+}

app/src/main/java/com/denizk0461/studip/data/DummyData.kt

@@ -3,6 +3,11 @@ package com.denizk0461.studip.data
 object DummyData {
 
     val events: Array<StudIPEvent> = arrayOf(
-
+        StudIPEvent("Literatures", arrayOf("Nittel"), "MZH 1380/1400", 0, 3, 1),
+        StudIPEvent("Linguistics", arrayOf("Du Bois"), "SFG 1020", 1, 1, 1),
+        StudIPEvent("System Erde", arrayOf("Zolitschka", "Labuhn-Deroubaix"), "GW2 B1410", 1, 3, 1),
+        StudIPEvent("Key Moments", arrayOf("Esders-Angermund"), "GW2 B2890", 2, 2, 1),
+        StudIPEvent("ULS-1", arrayOf("Herrmann"), "GW2 B2890", 2, 3, 1),
+        StudIPEvent("Gesellschaft und Raum", arrayOf("Lossau", "Mossig"), "GW2 B1820", 3, 1, 1),
     )
 }

app/src/main/java/com/denizk0461/studip/data/StudIPEvent.kt

@@ -4,9 +4,17 @@ data class StudIPEvent(
     val title: String, // the name of the event
     val lecturer: Array<String>, // the lecturer(s)
     val room: String, // the room the event takes place in; assumes that the room doesn't change
-    val timeStart: Int, // 1 = 08:15, 2 = 10:15, 3 = 12:15, 4 = 14:15, 5 = 16:15, 6 = 18:15
+    val day: Int, // 0 = Monday, 1 = Tuesday, 2 = Wednesday, 3 = Thursday, 4 = Friday
-    val timeLength: Int, // the amount of hours the course takes place over
+    val timeslotStart: Int, // 0 = 08:15, 1 = 10:15, 2 = 12:15, 3 = 14:15, 4 = 16:15, 5 = 18:15
+    val timeslots: Int, // the amount of timeslots the course takes place over (1 timeslot = 90min)
 ) {
+
+    private val timeSlotStartTimes: List<String> = listOf("08:15", "10:15", "12:15", "14:15", "16:15", "18:15")
+    private val timeSlotEndTimes: List<String> = listOf("09:45", "11:45", "13:45", "15:45", "17:45", "19:45")
+
+    val timeslot: String =
+        "${timeSlotStartTimes[timeslotStart]} – ${timeSlotEndTimes[timeslots - 1]}"
+
     override fun equals(other: Any?): Boolean {
         if (this === other) return true
         if (javaClass != other?.javaClass) return false

app/src/main/java/com/denizk0461/studip/fragment/FirstFragment.kt

@@ -6,6 +6,12 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.navigation.fragment.findNavController
+import androidx.recyclerview.widget.GridLayoutManager
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.LinearSnapHelper
+import androidx.recyclerview.widget.PagerSnapHelper
+import com.denizk0461.studip.adapter.StudIPEventAdapter
+import com.denizk0461.studip.data.DummyData
 import com.denizk0461.studip.databinding.FragmentFirstBinding
 
 /**
@@ -18,16 +24,23 @@ class FirstFragment : Fragment() {
     // This property is only valid between onCreateView and
     // onDestroyView.
     private val binding get() = _binding!!
+    private lateinit var recyclerViewAdapter: StudIPEventAdapter
+    private lateinit var recyclerViewLayoutManager: LinearLayoutManager
 
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         _binding = FragmentFirstBinding.inflate(inflater, container, false)
         return binding.root
-
     }
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
+        recyclerViewAdapter = StudIPEventAdapter(DummyData.events.toList())
+        binding.recyclerView.adapter = recyclerViewAdapter
+        recyclerViewLayoutManager = LinearLayoutManager(context, LinearLayoutManager.HORIZONTAL, false)
+        binding.recyclerView.layoutManager = recyclerViewLayoutManager
+        PagerSnapHelper().attachToRecyclerView(binding.recyclerView)
+
 //        binding.buttonFirst.setOnClickListener {
 //            findNavController().navigate(R.id.action_FirstFragment_to_SecondFragment)
 //        }

app/src/main/res/layout/fragment_first.xml

@@ -1,18 +1,15 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.core.widget.NestedScrollView xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     tools:context=".fragment.FirstFragment">
 
-    <androidx.constraintlayout.widget.ConstraintLayout
+        <androidx.recyclerview.widget.RecyclerView
-        android:layout_width="match_parent"
+            android:id="@+id/recycler_view"
-        android:layout_height="match_parent"
+            android:layout_width="match_parent"
-        android:padding="16dp">
+            android:layout_height="match_parent"
+            android:scrollbars="horizontal"/>
 
-
+</androidx.constraintlayout.widget.ConstraintLayout>
-
-    </androidx.constraintlayout.widget.ConstraintLayout>
-
-</androidx.core.widget.NestedScrollView>

app/src/main/res/layout/item_event.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.appcompat.widget.LinearLayoutCompat xmlns:android="http://schemas.android.com/apk/res/android"
-    android:layout_width="wrap_content"
+    android:layout_width="match_parent"
     android:layout_height="wrap_content"
     android:orientation="vertical">
 

app/src/main/res/layout/item_event_page.xml

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.core.widget.NestedScrollView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:scrollbars="vertical">
+
+    <androidx.appcompat.widget.LinearLayoutCompat
+        android:id="@+id/page_layout"
+        android:layout_width="match_parent"
+        android:layout_height="match_parent"
+        android:orientation="vertical">
+
+    </androidx.appcompat.widget.LinearLayoutCompat>
+
+</androidx.core.widget.NestedScrollView>