remove duplicated string extension

app/build.gradle

@@ -184,7 +184,7 @@ dependencies {
     implementation "com.squareup.retrofit2:retrofit:2.9.0"
     implementation "com.squareup.retrofit2:converter-gson:2.9.0"
     implementation "com.squareup.retrofit2:converter-scalars:2.9.0"
-    implementation 'com.google.code.gson:gson:2.10.1'
+    implementation 'com.google.code.gson:gson:2.11.0'
     implementation 'org.jsoup:jsoup:1.14.3'
     implementation "pl.droidsonroids:jspoon:1.3.2"
     implementation "pl.droidsonroids.retrofit2:converter-jspoon:1.3.2"

app/proguard-rules.pro

@@ -58,6 +58,17 @@
 
 -keep class com.google.android.material.tabs.** {*;}
 
+# Exclude AgendaCalendarView
+# Preserve generic type information for EventRenderer and its subclasses
+-keepclassmembers class * extends com.github.tibolte.agendacalendarview.render.EventRenderer {
+    <fields>;
+    <methods>;
+}
+
+# Keep the EventRenderer class itself and all its subclasses
+-keep class com.github.tibolte.agendacalendarview.render.EventRenderer
+-keep class * extends com.github.tibolte.agendacalendarview.render.EventRenderer
+
 # ServiceLoader support
 -keepnames class kotlinx.coroutines.internal.MainDispatcherFactory {}
 -keepnames class kotlinx.coroutines.CoroutineExceptionHandler {}

app/src/main/java/pl/szczodrzynski/edziennik/data/api/edziennik/vulcan/data/hebe/VulcanHebeGrades.kt

@@ -38,7 +38,7 @@ class VulcanHebeGrades(
                 val column = grade.getJsonObject("Column")
                 val category = column.getJsonObject("Category")
                 val categoryText = category.getString("Name")
-                val code = column.getString("Code").orNullIfEmpty()
+                val code = column.getString("Code").takeValue()
 
                 val teacherId = getTeacherId(grade, "Creator") ?: -1
                 val subjectId = getSubjectId(column, "Subject") ?: -1

app/src/main/java/pl/szczodrzynski/edziennik/ext/TextExtensions.kt

@@ -141,8 +141,6 @@ fun String.fixWhiteSpaces() = buildString(length) {
     }
 }.trimEnd()
 
-fun String?.orNullIfEmpty(): String? = if (this.isNullOrEmpty()) null else this
-
 fun CharSequence?.asColoredSpannable(colorInt: Int): Spannable {
     val spannable = SpannableString(this)
     spannable.setSpan(ForegroundColorSpan(colorInt), 0, spannable.length, Spannable.SPAN_EXCLUSIVE_EXCLUSIVE)

app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/LessonDetailsDialog.kt

@@ -49,8 +49,6 @@ class LessonDetailsDialog(
         DialogLessonDetailsBinding.inflate(layoutInflater)
 
     override fun getPositiveButtonText() = R.string.close
-    override fun getNegativeButtonText() = R.string.notes_button
-    override fun getNeutralButtonText() = R.string.add
 
     private lateinit var adapter: EventListAdapter
     private val manager
@@ -58,7 +56,7 @@ class LessonDetailsDialog(
     private val attendanceManager
         get() = app.attendanceManager
 
-    override suspend fun onNeutralClick(): Boolean {
+    fun openAddEventDialog(): Boolean {
         EventManualDialog(
             activity,
             lesson.profileId,
@@ -68,6 +66,7 @@ class LessonDetailsDialog(
         ).show()
         return NO_DISMISS
     }
+
     override suspend fun onShow() {
         if (App.devMode)
             b.lessonId.visibility = View.VISIBLE
@@ -227,6 +226,8 @@ class LessonDetailsDialog(
                     addItemDecoration(SimpleDividerItemDecoration(context))
                 }
             }
+
+            @Suppress("NotifyDataSetChanged")
             adapter.notifyDataSetChanged()
 
             if (events != null && events.isNotEmpty()) {
@@ -240,7 +241,6 @@ class LessonDetailsDialog(
 
         lesson.displayTeacherName?.let { name ->
             lesson.displayTeacherId ?: return@let
-            /*
             BetterLink.attach(
                 b.teacherNameView,
                 teachers = mapOf(lesson.displayTeacherId!! to name),
@@ -251,9 +251,9 @@ class LessonDetailsDialog(
                 teachers = mapOf(lesson.displayTeacherId!! to name),
                 onActionSelected = dialog::dismiss
             )
-            */
         }
-/*
+
+        b.addEventButton.onClick { openAddEventDialog() }
         b.notesButton.isVisible = showNotes
         b.notesButton.setupNotesButton(
             activity = activity,
@@ -261,9 +261,9 @@ class LessonDetailsDialog(
             onShowListener = onShowListener,
             onDismissListener = onDismissListener,
         )
+
         b.legend.isVisible = showNotes
         if (showNotes)
             NoteManager.setLegendText(lesson, b.legend)
-*/
     }
 }

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

@@ -398,14 +398,35 @@
                 tools:visibility="visible"
                 tools:listitem="@layout/event_list_item" />
 
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:layout_marginHorizontal="8dp"
+                android:layout_marginTop="8dp"
+                android:gravity="center_horizontal"
+                android:orientation="horizontal">
+
                 <com.google.android.material.button.MaterialButton
-                android:id="@+id/notesButton"
-                style="@style/Widget.Material3.Button.TextButton.Icon"
+                    android:id="@+id/addEventButton"
+                    style="@style/Widget.Material3.Button.OutlinedButton.Icon"
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:layout_gravity="center_horizontal"
+                    android:layout_margin="8dp"
+                    android:text="@string/add"
+                    app:icon="@drawable/ic_action_add"/>
+
+                <com.google.android.material.button.MaterialButton
+                    android:id="@+id/notesButton"
+                    style="@style/Widget.Material3.Button.OutlinedButton.Icon"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_horizontal"
+                    android:layout_margin="8dp"
                     android:text="@string/notes_button"
+                    app:icon="@drawable/ic_note_legacy"
                     android:visibility="gone"/>
             </LinearLayout>
+        </LinearLayout>
     </androidx.core.widget.NestedScrollView>
 </layout>