done

app/src/main/java/at/xaxa/demonstrator2/data/TaskRepository.kt

@@ -23,6 +23,10 @@ class TaskRepository(private val taskDao: TaskDao) {
         taskDao.addTask(TaskEntity(_id=0, task.name, task.details))
     }
 
+    suspend fun deleteTask(task: Task) {
+        taskDao.deleteTask(TaskEntity(_id=task.id, task.name, task.details))
+    }
+
     suspend fun updateTask(task: Task) {
         taskDao.updateTask(TaskEntity(task.id, task.name, task.details))
     }

app/src/main/java/at/xaxa/demonstrator2/ui/AppViewModelProvider.kt

@@ -5,6 +5,7 @@ import androidx.lifecycle.createSavedStateHandle
 import androidx.lifecycle.viewmodel.initializer
 import androidx.lifecycle.viewmodel.viewModelFactory
 import at.xaxa.demonstrator2.TaskApplication
+import at.xaxa.demonstrator2.ui.edit.TaskEditViewModel
 
 object AppViewModelProvider {
     val Factory = viewModelFactory {
@@ -15,5 +16,9 @@ object AppViewModelProvider {
         initializer {
             DemoDetailsViewModel(this.createSavedStateHandle(), (this[APPLICATION_KEY] as TaskApplication).taskRepository)
         }
+
+        initializer {
+            TaskEditViewModel(this.createSavedStateHandle(), (this[APPLICATION_KEY] as TaskApplication).taskRepository)
+        }
     }
 }

app/src/main/java/at/xaxa/demonstrator2/ui/DemoUI.kt

@@ -14,6 +14,7 @@ import androidx.compose.foundation.lazy.itemsIndexed
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.automirrored.filled.List
 import androidx.compose.material.icons.filled.Add
+import androidx.compose.material.icons.outlined.Delete
 import androidx.compose.material.icons.outlined.Edit
 import androidx.compose.material3.FilledTonalButton
 import androidx.compose.material3.Icon
@@ -127,6 +128,8 @@ fun ListScreen(
                 onCardClick(task.id)
             }, onEditClick = {
                 onEditClick(task.id)
+            },onDeleteClick = {
+                demoViewModel.onDeleteButtonClicked(task)
             })
         }
     }
@@ -150,7 +153,7 @@ fun TaskDetails(task: Task, modifier: Modifier = Modifier) {
         Column(Modifier.padding(16.dp)) {
             Text(task.name, style = Typography.headlineMedium)
             Row {
-                Text("Details: ${task.details}", style = Typography.headlineMedium)
+                Text("Details: ${task.details}", style = Typography.bodyLarge)
             }
         }
     }
@@ -207,7 +210,7 @@ fun AddScreen(
 }
 
 @Composable
-fun TaskListItem(task: Task, onCardClick: () -> Unit, onEditClick: ()->Unit, modifier: Modifier = Modifier) {
+fun TaskListItem(task: Task, onCardClick: () -> Unit, onEditClick: ()->Unit, onDeleteClick: ()->Unit, modifier: Modifier = Modifier) {
     OutlinedCard(
         onClick = { onCardClick() }, modifier = modifier
             .fillMaxWidth()
@@ -215,8 +218,13 @@ fun TaskListItem(task: Task, onCardClick: () -> Unit, onEditClick: ()->Unit, mod
     ) {
         Row(Modifier.padding(16.dp), verticalAlignment = Alignment.CenterVertically) {
             Text(task.name, style = Typography.headlineMedium)
-            IconButton(onEditClick) {
+            Row {
-                Icon(Icons.Outlined.Edit, "Edit contact")
+                IconButton(onEditClick) {
+                    Icon(Icons.Outlined.Edit, "Edit Task")
+                }
+                IconButton(onDeleteClick) {
+                    Icon(Icons.Outlined.Delete, "Delete Task")
+                }
             }
         }
     }
@@ -225,5 +233,5 @@ fun TaskListItem(task: Task, onCardClick: () -> Unit, onEditClick: ()->Unit, mod
 @Preview
 @Composable
 fun PreviewTaskListItem(){
-    TaskListItem(Task(0, "Buy Milk", "buy milk"), {}, {})
+    TaskListItem(Task(0, "Buy Milk", "buy milk"), {}, {}, {})
 }

app/src/main/java/at/xaxa/demonstrator2/ui/DemoViewModel.kt

@@ -31,4 +31,10 @@ class DemoViewModel(val repository: TaskRepository) : ViewModel() {
             repository.addTask(task)
         }
     }
+
+    fun onDeleteButtonClicked(task: Task) {
+        viewModelScope.launch {
+            repository.deleteTask(task)
+        }
+    }
 }