Simplify due date data type

Due date displays proper date
Overdue tasks display as red

donextv2/src/main/java/com/wismna/geoffroy/donext/data/Converters.kt

@@ -2,19 +2,8 @@ package com.wismna.geoffroy.donext.data
 
 import androidx.room.TypeConverter
 import com.wismna.geoffroy.donext.domain.model.Priority
-import java.time.Instant
 
 class Converters {
-    @TypeConverter
-    fun fromTimestamp(value: Long?): Instant? {
-        return value?.let { Instant.ofEpochMilli(it) }
-    }
-
-    @TypeConverter
-    fun instantToTimestamp(instant: Instant?): Long? {
-        return instant?.toEpochMilli()
-    }
-
     @TypeConverter
     fun fromPriority(priority: Priority): Int = priority.value
 

donextv2/src/main/java/com/wismna/geoffroy/donext/data/entities/TaskEntity.kt

@@ -4,7 +4,6 @@ import androidx.room.ColumnInfo
 import androidx.room.Entity
 import androidx.room.PrimaryKey
 import com.wismna.geoffroy.donext.domain.model.Priority
-import java.time.Instant
 
 @Entity(tableName = "tasks")
 data class TaskEntity(
@@ -20,5 +19,5 @@ data class TaskEntity(
     @ColumnInfo(name = "task_list_id")
     val taskListId: Long,
     @ColumnInfo(name = "due_date")
-    val dueDate: Instant? = null
+    val dueDate: Long? = null
 )

donextv2/src/main/java/com/wismna/geoffroy/donext/domain/model/Task.kt

@@ -1,7 +1,5 @@
 package com.wismna.geoffroy.donext.domain.model
 
-import java.time.Instant
-
 data class Task(
     val id: Long? = null,
     val name: String,
@@ -10,5 +8,5 @@ data class Task(
     val isDone: Boolean,
     val isDeleted: Boolean,
     val taskListId: Long,
-    val dueDate: Instant? = null
+    val dueDate: Long? = null
 )

donextv2/src/main/java/com/wismna/geoffroy/donext/domain/usecase/AddTaskUseCase.kt

@@ -3,13 +3,12 @@ package com.wismna.geoffroy.donext.domain.usecase
 import com.wismna.geoffroy.donext.domain.model.Priority
 import com.wismna.geoffroy.donext.domain.model.Task
 import com.wismna.geoffroy.donext.domain.repository.TaskRepository
-import java.time.Instant
 import javax.inject.Inject
 
 class AddTaskUseCase @Inject constructor(
     private val repository: TaskRepository
 ) {
-    suspend operator fun invoke(taskListId: Long, title: String, description: String?, priority: Priority, dueDate: Instant?) {
+    suspend operator fun invoke(taskListId: Long, title: String, description: String?, priority: Priority, dueDate: Long?) {
         repository.insertTask(
             Task(
                 taskListId = taskListId,

donextv2/src/main/java/com/wismna/geoffroy/donext/domain/usecase/UpdateTaskUseCase.kt

@@ -3,13 +3,12 @@ package com.wismna.geoffroy.donext.domain.usecase
 import com.wismna.geoffroy.donext.domain.model.Priority
 import com.wismna.geoffroy.donext.domain.model.Task
 import com.wismna.geoffroy.donext.domain.repository.TaskRepository
-import java.time.Instant
 import javax.inject.Inject
 
 class UpdateTaskUseCase @Inject constructor(
     private val repository: TaskRepository
 ) {
-    suspend operator fun invoke(taskId: Long, taskListId: Long, title: String, description: String?, priority: Priority, dueDate: Instant?) {
+    suspend operator fun invoke(taskId: Long, taskListId: Long, title: String, description: String?, priority: Priority, dueDate: Long?) {
         repository.updateTask(
             Task(
                 id = taskId,

donextv2/src/main/java/com/wismna/geoffroy/donext/presentation/screen/MainScreen.kt

@@ -7,6 +7,8 @@ import androidx.compose.foundation.layout.fillMaxSize
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.Add
+import androidx.compose.material3.Badge
+import androidx.compose.material3.BadgedBox
 import androidx.compose.material3.CircularProgressIndicator
 import androidx.compose.material3.ExperimentalMaterial3Api
 import androidx.compose.material3.ExtendedFloatingActionButton
@@ -78,11 +80,19 @@ fun MainScreen(
                                 selectedDestination = index
                             },
                             text = {
+                                /*BadgedBox(
+                                    badge = {
+                                        if (overdueCount > 0) {
+                                            Badge { Text(overdueCount.toString()) }
+                                        }
+                                    }
+                                ) {*/
                                     Text(
                                         text = destination.name,
                                         maxLines = 2,
                                         overflow = TextOverflow.Ellipsis
                                     )
+                                //}
                             }
                         )
                     }

donextv2/src/main/java/com/wismna/geoffroy/donext/presentation/screen/TaskListScreen.kt

@@ -17,6 +17,7 @@ import androidx.compose.material3.HorizontalDivider
 import androidx.compose.material3.MaterialTheme
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import androidx.compose.ui.draw.alpha
 import androidx.compose.ui.draw.clip
@@ -28,6 +29,9 @@ import androidx.hilt.lifecycle.viewmodel.compose.hiltViewModel
 import com.wismna.geoffroy.donext.domain.model.Priority
 import com.wismna.geoffroy.donext.domain.model.Task
 import com.wismna.geoffroy.donext.presentation.viewmodel.TaskListViewModel
+import java.time.Instant
+import java.time.LocalDate
+import java.time.ZoneOffset
 
 @Composable
 fun TaskListScreen(viewModel: TaskListViewModel = hiltViewModel(), onTaskClick: (Task) -> Unit) {
@@ -74,13 +78,23 @@ fun TaskItem(
     onClick: () -> Unit,
     onToggleDone: (Boolean) -> Unit
 ) {
+    val today = remember {
+        LocalDate.now(ZoneOffset.UTC)
+    }
+    val isOverdue = task.dueDate?.let { millis ->
+        val dueDate = Instant.ofEpochMilli(millis)
+            .atZone(ZoneOffset.UTC)
+            .toLocalDate()
+        dueDate.isBefore(today)
+    } ?: false
+
     val baseStyle = MaterialTheme.typography.bodyLarge.copy(
     fontWeight = when (task.priority) {
         Priority.HIGH -> FontWeight.Bold
         Priority.NORMAL -> FontWeight.Normal
         Priority.LOW -> FontWeight.Normal
     },
-    color = when (task.priority) {
+    color = if (isOverdue && !task.isDone) MaterialTheme.colorScheme.error else when (task.priority) {
         Priority.HIGH -> MaterialTheme.colorScheme.onSurface
         Priority.NORMAL -> MaterialTheme.colorScheme.onSurface
         Priority.LOW -> MaterialTheme.colorScheme.onSurfaceVariant

donextv2/src/main/java/com/wismna/geoffroy/donext/presentation/screen/TaskScreen.kt

@@ -25,7 +25,6 @@ import androidx.compose.material3.TextButton
 import androidx.compose.material3.rememberDatePickerState
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.derivedStateOf
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
@@ -36,8 +35,10 @@ import androidx.compose.ui.focus.FocusRequester
 import androidx.compose.ui.focus.focusRequester
 import androidx.compose.ui.unit.dp
 import com.wismna.geoffroy.donext.presentation.viewmodel.TaskViewModel
-import java.time.ZoneId
+import java.time.Instant
+import java.time.ZoneOffset
 import java.time.format.DateTimeFormatter
+import java.time.format.FormatStyle
 
 @OptIn(ExperimentalMaterial3Api::class)
 @Composable
@@ -46,7 +47,6 @@ fun TaskBottomSheet(
     onDismiss: () -> Unit
 ) {
     val titleFocusRequester = remember { FocusRequester() }
-    var showDatePicker by remember { mutableStateOf(false) }
 
     LaunchedEffect(Unit) {
         titleFocusRequester.requestFocus()
@@ -98,11 +98,15 @@ fun TaskBottomSheet(
 
             // --- Due Date ---
             var showDatePicker by remember { mutableStateOf(false) }
+            val formattedDate = viewModel.dueDate?.let {
+                Instant.ofEpochMilli(it)
+                    .atZone(ZoneOffset.UTC)
+                    .toLocalDate()
+                    .format(DateTimeFormatter.ofLocalizedDate(FormatStyle.MEDIUM))
+            } ?: ""
 
             OutlinedTextField(
-                value = viewModel.dueDate?.atZone(ZoneId.systemDefault())
+                value = formattedDate,
-                    ?.toLocalDate()
-                    ?.format(DateTimeFormatter.ofPattern("MMM d, yyyy")) ?: "",
                 onValueChange = {},
                 readOnly = true,
                 label = { Text("Due Date") },
@@ -122,9 +126,7 @@ fun TaskBottomSheet(
             )
 
             if (showDatePicker) {
-                val datePickerState = rememberDatePickerState(
+                val datePickerState = rememberDatePickerState(initialSelectedDateMillis = viewModel.dueDate)
-                    initialSelectedDateMillis = viewModel.dueDate?.toEpochMilli()
-                )
 
                 DatePickerDialog(
                     onDismissRequest = { showDatePicker = false },
@@ -144,7 +146,9 @@ fun TaskBottomSheet(
 
             Spacer(Modifier.height(16.dp))
 
-            Row (modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.SpaceBetween) {
+            Row (
+                modifier = Modifier.fillMaxWidth(),
+                horizontalArrangement = if (viewModel.isEditing()) Arrangement.SpaceBetween else Arrangement.End) {
                 // --- Delete Button ---
                 if (viewModel.isEditing()) {
                     Button(

donextv2/src/main/java/com/wismna/geoffroy/donext/presentation/viewmodel/TaskViewModel.kt

@@ -1,6 +1,5 @@
 package com.wismna.geoffroy.donext.presentation.viewmodel
 
-import android.util.Log
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
@@ -13,7 +12,6 @@ import com.wismna.geoffroy.donext.domain.usecase.DeleteTaskUseCase
 import com.wismna.geoffroy.donext.domain.usecase.UpdateTaskUseCase
 import dagger.hilt.android.lifecycle.HiltViewModel
 import kotlinx.coroutines.launch
-import java.time.Instant
 import javax.inject.Inject
 
 @HiltViewModel
@@ -29,7 +27,7 @@ class TaskViewModel @Inject constructor(
         private set
     var priority by mutableStateOf(Priority.NORMAL)
         private set
-    var dueDate by mutableStateOf<Instant?>(null)
+    var dueDate by mutableStateOf<Long?>(null)
         private set
 
     private var editingTaskId: Long? = null
@@ -58,10 +56,7 @@ class TaskViewModel @Inject constructor(
     fun onTitleChanged(value: String) { title = value }
     fun onDescriptionChanged(value: String) { description = value }
     fun onPriorityChanged(value: Priority) { priority = value }
-    fun onDueDateChanged(value: Long?) {
+    fun onDueDateChanged(value: Long?) { dueDate = value }
-        dueDate = value?.let { Instant.ofEpochMilli(it) }
-        Log.d("TaskViewModel", "onDueDateChanged -> $dueDate (millis=$value)")
-    }
 
         fun save(onDone: (() -> Unit)? = null) {
         if (title.isBlank()) return