feat: show task description in reminder notifications (#94)

app/src/main/java/de/jeanlucmakiola/agendula/data/prefs/SettingsPrefs.kt

@@ -15,7 +15,6 @@ import de.jeanlucmakiola.agendula.domain.Task
 import de.jeanlucmakiola.agendula.domain.TaskFilter
 import de.jeanlucmakiola.agendula.domain.TaskFormField
 import de.jeanlucmakiola.agendula.domain.TaskReminder
-import de.jeanlucmakiola.agendula.domain.TaskSection
 import de.jeanlucmakiola.agendula.domain.asTaskReminder
 import de.jeanlucmakiola.agendula.domain.asReminderLead
 import de.jeanlucmakiola.agendula.domain.TaskSortOrder
@@ -44,7 +43,6 @@ fun TimeFormatPref.is24Hour(systemIs24Hour: Boolean): Boolean = when (this) {
 }
 
 const val DEFAULT_SNOOZE_MINUTES = 10
-/** Done starts folded away, to keep the open tasks in focus. */ val DEFAULT_COLLAPSED_SECTIONS: Set<TaskSection> = setOf(TaskSection.COMPLETED)
 
 /** The snooze lengths Settings offers. */
 val SNOOZE_PRESETS = listOf(5, 10, 15, 30, 60)
@@ -105,8 +103,6 @@ data class Settings(
     val hiddenFromSmartLists: Set<Long> = emptySet(),
     /** Pre-fill a new task's start with today's date. */
     val defaultStartToday: Boolean = false,
-    /** Task-list sections folded away; Done starts folded. */
-    val collapsedSections: Set<TaskSection> = DEFAULT_COLLAPSED_SECTIONS,
 ) {
     /** [tasks] as [filter] shows them: a smart list drops the lists kept out of it. */
     fun visibleIn(filter: TaskFilter, tasks: List<Task>): List<Task> =
@@ -172,18 +168,9 @@ class SettingsPrefs @Inject constructor(
                     .toSet()
             },
             defaultStartToday = p[DEFAULT_START_TODAY] ?: false,
-            collapsedSections = p[COLLAPSED_SECTIONS]
-                ?.mapNotNull { name -> runCatching { TaskSection.valueOf(name) }.getOrNull() }
-                ?.toSet()
-                ?: DEFAULT_COLLAPSED_SECTIONS,
         )
     }
 
-    suspend fun setSectionCollapsed(section: TaskSection, collapsed: Boolean) = dataStore.edit { p ->
-        val current = p[COLLAPSED_SECTIONS] ?: DEFAULT_COLLAPSED_SECTIONS.mapTo(HashSet()) { it.name }
-        p[COLLAPSED_SECTIONS] = if (collapsed) current + section.name else current - section.name
-    }
-
     suspend fun setSortOrder(order: TaskSortOrder) = dataStore.edit { it[SORT_ORDER] = order.name }
 
     suspend fun setSnoozeMinutes(minutes: Int) = dataStore.edit { it[SNOOZE_MINUTES] = minutes.coerceAtLeast(1) }
@@ -341,7 +328,6 @@ class SettingsPrefs @Inject constructor(
         val PUSH_ENABLED = booleanPreferencesKey("push_enabled")
         val SMART_LIST_HIDDEN = stringSetPreferencesKey("smart_list_hidden")
         val DEFAULT_START_TODAY = booleanPreferencesKey("default_start_today")
-        val COLLAPSED_SECTIONS = stringSetPreferencesKey("collapsed_sections")
         val SAVED_FILTERS = stringPreferencesKey("saved_filters")
         val SAVED_FILTER_NEXT_ID = longPreferencesKey("saved_filter_next_id")
     }

app/src/main/java/de/jeanlucmakiola/agendula/data/reminders/TaskNotifier.kt

@@ -18,6 +18,7 @@ import androidx.core.content.edit
 import de.jeanlucmakiola.agendula.MainActivity
 import de.jeanlucmakiola.agendula.R
 import de.jeanlucmakiola.agendula.data.prefs.Settings
+import de.jeanlucmakiola.agendula.domain.readableDescription
 import de.jeanlucmakiola.agendula.data.prefs.is24Hour
 import de.jeanlucmakiola.agendula.data.di.ApplicationScope
 import de.jeanlucmakiola.agendula.data.tasks.ProviderResolver
@@ -84,6 +85,7 @@ class TaskNotifier @Inject constructor(
                 ),
             )
         }
+        val description = task.description?.readableDescription()?.trim()?.takeIf { it.isNotBlank() }
         val tapIntent = PendingIntent.getActivity(
             context,
             task.taskId.toInt(),
@@ -93,7 +95,10 @@ class TaskNotifier @Inject constructor(
         val notification = NotificationCompat.Builder(context, channelId)
             .setSmallIcon(R.drawable.ic_notification)
             .setContentTitle(title)
-            .apply { if (text != null) setContentText(text) }
+            .apply { (text ?: description)?.let(::setContentText) }
+            .apply {
+                expandedText(text, description)?.let { setStyle(NotificationCompat.BigTextStyle().bigText(it)) }
+            }
             .setCategory(NotificationCompat.CATEGORY_REMINDER)
             .setPriority(NotificationCompat.PRIORITY_HIGH)
             .setAutoCancel(true)
@@ -240,3 +245,10 @@ private fun relativeDay(date: LocalDate, today: LocalDate, words: RelativeDays,
         else -> null
     }
 }
+
+/** The expanded body of a due reminder: the due line, then the task's description. */
+internal fun expandedText(dueLine: String?, description: String?): String? = when {
+    description == null -> null
+    dueLine == null -> description
+    else -> "$dueLine\n\n$description"
+}

app/src/main/java/de/jeanlucmakiola/agendula/ui/tasklist/TaskListScreen.kt

@@ -371,6 +371,8 @@ private fun TaskListBody(
     // rows; inside a single real list both are redundant.
     val showListName = filter is TaskFilter.Smart || filter is TaskFilter.Tagged ||
         (filter is TaskFilter.Saved && state.savedFilter?.listIds?.size != 1)
+    // Completed tasks collapse away by default to keep the active list in focus.
+    var completedExpanded by rememberSaveable { mutableStateOf(false) }
     // Parents the user expanded to reveal their subtasks inline. Children are
     // grouped from the same flat task set the list already holds.
     var expandedParents by rememberSaveable { mutableStateOf(emptySet<Long>()) }
@@ -418,20 +420,23 @@ private fun TaskListBody(
         }
 
         sections.forEach { section ->
-            // Every header folds its section away (#91); Done starts folded.
-            val expanded = !showHeaders || section.section !in state.collapsedSections
+            val collapsible = showHeaders && section.section == TaskSection.COMPLETED
             if (showHeaders) {
                 stickyHeader(key = "hdr-${section.section}") {
-                    CollapsibleSectionHeader(
-                        label = sectionLabel(section.section),
-                        count = section.tasks.size,
-                        expanded = expanded,
-                        onToggle = { viewModel.setSectionCollapsed(section.section, expanded) },
-                        onClear = onClearCompleted.takeIf { section.section == TaskSection.COMPLETED },
-                    )
+                    if (collapsible) {
+                        CollapsibleSectionHeader(
+                            label = sectionLabel(section.section),
+                            count = section.tasks.size,
+                            expanded = completedExpanded,
+                            onToggle = { completedExpanded = !completedExpanded },
+                            onClear = onClearCompleted,
+                        )
+                    } else {
+                        SectionHeader(sectionLabel(section.section))
+                    }
                 }
             }
-            if (expanded) {
+            if (!collapsible || completedExpanded) {
                 // Flatten the section into one grouped run: each parent, followed
                 // by its subtasks when expanded. Each row's corners then come from
                 // its place in the whole run (positionOf below) — so the children
@@ -1122,6 +1127,19 @@ private fun cardShape(position: Position, full: androidx.compose.ui.unit.Dp, sma
         Position.Bottom -> RoundedCornerShape(topStart = small, topEnd = small, bottomStart = full, bottomEnd = full)
     }
 
+@Composable
+private fun SectionHeader(text: String) {
+    // Opaque surface so rows scroll cleanly under the pinned header.
+    Surface(color = MaterialTheme.colorScheme.surface, modifier = Modifier.fillMaxWidth()) {
+        Text(
+            text = text,
+            style = MaterialTheme.typography.titleSmall,
+            color = MaterialTheme.colorScheme.onSurfaceVariant,
+            modifier = Modifier.padding(start = 28.dp, end = 28.dp, top = 16.dp, bottom = 8.dp),
+        )
+    }
+}
+
 /** A tappable section header with a count and a chevron that rotates on expand. */
 @Composable
 private fun CollapsibleSectionHeader(

app/src/main/java/de/jeanlucmakiola/agendula/ui/tasklist/TaskListViewModel.kt

@@ -3,7 +3,6 @@ package de.jeanlucmakiola.agendula.ui.tasklist
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
-import de.jeanlucmakiola.agendula.data.prefs.DEFAULT_COLLAPSED_SECTIONS
 import de.jeanlucmakiola.agendula.data.prefs.SettingsPrefs
 import de.jeanlucmakiola.agendula.data.sync.RemoteLists
 import de.jeanlucmakiola.agendula.data.tasks.TasksRepository
@@ -15,7 +14,6 @@ import de.jeanlucmakiola.agendula.domain.TaskFiltering
 import de.jeanlucmakiola.agendula.domain.tagsInUse
 import de.jeanlucmakiola.agendula.domain.TaskForm
 import de.jeanlucmakiola.agendula.domain.TaskList
-import de.jeanlucmakiola.agendula.domain.TaskSection
 import de.jeanlucmakiola.agendula.domain.TaskSortOrder
 import de.jeanlucmakiola.agendula.domain.comparator
 import de.jeanlucmakiola.agendula.ui.lists.ListWriteFailure
@@ -58,8 +56,6 @@ sealed interface TaskListUiState {
         /** Whether a real list uses the bottom quick-add bar instead of the FAB. */
         val bottomAddBar: Boolean = false,
         val sortOrder: TaskSortOrder = TaskSortOrder.DUE,
-        /** Sections whose rows are folded under their header. */
-        val collapsedSections: Set<TaskSection> = DEFAULT_COLLAPSED_SECTIONS,
         /** This real list is kept out of the smart lists. */
         val hiddenFromSmartLists: Boolean = false,
         /** Tags the unnarrowed view carries, offered as filter chips. */
@@ -148,7 +144,6 @@ class TaskListViewModel @Inject constructor(
                             showAddSubtaskRow = settings.showAddSubtaskRow,
                             bottomAddBar = settings.bottomAddBar,
                             sortOrder = settings.sortOrder,
-                            collapsedSections = settings.collapsedSections,
                             hiddenFromSmartLists = st.list?.id?.let { it in settings.hiddenFromSmartLists } ?: false,
                         )
                     } else {
@@ -282,9 +277,6 @@ class TaskListViewModel @Inject constructor(
     fun setHiddenFromSmartLists(listId: Long, hidden: Boolean) =
         viewModelScope.launch { settingsPrefs.setHiddenFromSmartLists(listId, hidden) }
 
-    fun setSectionCollapsed(section: TaskSection, collapsed: Boolean) =
-        viewModelScope.launch { settingsPrefs.setSectionCollapsed(section, collapsed) }
-
     fun setSortOrder(order: TaskSortOrder) = viewModelScope.launch { settingsPrefs.setSortOrder(order) }
 
     /**

app/src/test/java/de/jeanlucmakiola/agendula/data/reminders/ExpandedTextTest.kt

@@ -0,0 +1,22 @@
+package de.jeanlucmakiola.agendula.data.reminders
+
+import com.google.common.truth.Truth.assertThat
+import org.junit.jupiter.api.Test
+
+class ExpandedTextTest {
+
+    @Test
+    fun `no description means no expanded body`() {
+        assertThat(expandedText("Due today", null)).isNull()
+    }
+
+    @Test
+    fun `description alone when there is no due line`() {
+        assertThat(expandedText(null, "Buy oat milk")).isEqualTo("Buy oat milk")
+    }
+
+    @Test
+    fun `due line comes first, separated by a blank line`() {
+        assertThat(expandedText("Due today", "Buy oat milk")).isEqualTo("Due today\n\nBuy oat milk")
+    }
+}