feat: 删除待办前二次确认

app/src/main/kotlin/cn/super12138/todo/ui/pages/main/MainPage.kt

@@ -27,6 +27,7 @@ import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
 import androidx.window.core.layout.WindowWidthSizeClass
 import cn.super12138.todo.logic.database.TodoEntity
+import cn.super12138.todo.ui.pages.main.components.TodoDeleteConfirmDialog
 import cn.super12138.todo.ui.pages.main.components.TodoFAB
 import cn.super12138.todo.ui.pages.main.components.TodoTopAppBar
 import cn.super12138.todo.ui.viewmodels.MainViewModel
@@ -45,7 +46,8 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
 
     val selectedEditTodoItem = viewModel.selectedEditTodo
     val selectedTodoIds = viewModel.selectedTodoIds.collectAsState()
-    var openBottomSheet by rememberSaveable { mutableStateOf(false) }
+    var showBottomSheet by rememberSaveable { mutableStateOf(false) }
+    var showDeleteConfirmDialog by rememberSaveable { mutableStateOf(false) }
     val bottomSheetState = rememberModalBottomSheetState(skipPartiallyExpanded = true)
     val scope = rememberCoroutineScope()
 
@@ -73,7 +75,7 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
                 selectedMode = !isSelectedIdsEmpty,
                 onCancelSelect = { viewModel.clearAllTodoSelection() },
                 onSelectAll = { viewModel.toggleAllSelected() },
-                onDeleteSelectedTodo = { viewModel.deleteSelectedTodo() },
+                onDeleteSelectedTodo = { showDeleteConfirmDialog = true },
                 toSettingsPage = {}
             )
         },
@@ -85,7 +87,7 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
             ) {
                 TodoFAB(
                     expanded = isExpanded,
-                    onClick = { openBottomSheet = true }
+                    onClick = { showBottomSheet = true }
                 )
             }
         },
@@ -106,7 +108,7 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
                     list = filteredTodoList,
                     onItemClick = { item ->
                         if (isSelectedIdsEmpty) {
-                            openBottomSheet = true
+                            showBottomSheet = true
                             viewModel.setEditTodoItem(item)
                         } else {
                             viewModel.toggleTodoSelection(item)
@@ -148,7 +150,7 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
                     list = filteredTodoList,
                     onItemClick = { item ->
                         if (isSelectedIdsEmpty) {
-                            openBottomSheet = true
+                            showBottomSheet = true
                             viewModel.setEditTodoItem(item)
                         } else {
                             viewModel.toggleTodoSelection(item)
@@ -178,11 +180,11 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
             }
         }
     }
-    if (openBottomSheet) {
+    if (showBottomSheet) {
         TodoBottomSheet(
             sheetState = bottomSheetState,
             onDismissRequest = {
-                openBottomSheet = false
+                showBottomSheet = false
                 viewModel.setEditTodoItem(null)
             },
             toDo = selectedEditTodoItem,
@@ -195,7 +197,7 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
                     .launch { bottomSheetState.hide() }
                     .invokeOnCompletion {
                         if (!bottomSheetState.isVisible) {
-                            openBottomSheet = false
+                            showBottomSheet = false
                         }
                     }
             },
@@ -204,4 +206,17 @@ fun MainPage(viewModel: MainViewModel, modifier: Modifier = Modifier) {
             }
         )
     }
+    if (showDeleteConfirmDialog) {
+        TodoDeleteConfirmDialog(
+            onConfirm = {
+                showDeleteConfirmDialog = false
+                viewModel.apply {
+                    deleteSelectedTodo()
+                    clearAllTodoSelection()
+                }
+            },
+            onDismiss = { showDeleteConfirmDialog = false },
+            deleteTodoCount = selectedTodoIds.value.size
+        )
+    }
 }

app/src/main/kotlin/cn/super12138/todo/ui/pages/main/components/TodoDeleteConfirmDialog.kt

@@ -0,0 +1,47 @@
+package cn.super12138.todo.ui.pages.main.components
+
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.outlined.Delete
+import androidx.compose.material3.AlertDialog
+import androidx.compose.material3.FilledTonalButton
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Text
+import androidx.compose.material3.TextButton
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.res.stringResource
+import cn.super12138.todo.R
+
+@Composable
+fun TodoDeleteConfirmDialog(
+    onConfirm: () -> Unit,
+    onDismiss: () -> Unit,
+    deleteTodoCount: Int,
+    modifier: Modifier = Modifier
+) {
+    AlertDialog(
+        icon = {
+            Icon(
+                imageVector = Icons.Outlined.Delete,
+                contentDescription = stringResource(R.string.action_delete)
+            )
+        },
+        title = {
+            Text(stringResource(R.string.title_warning))
+        },
+        text = {
+            Text(stringResource(R.string.tip_delete_task, deleteTodoCount))
+        },
+        confirmButton = {
+            FilledTonalButton(onClick = onConfirm) {
+                Text(stringResource(R.string.action_confirm))
+            }
+        },
+        dismissButton = {
+            TextButton(onClick = onDismiss) {
+                Text(stringResource(R.string.action_cancel))
+            }
+        },
+        onDismissRequest = onDismiss
+    )
+}

app/src/main/res/values-zh-rCN/strings.xml

@@ -29,4 +29,7 @@
     <string name="tip_clear_selected_items">清除已选择的项目</string>
     <string name="tip_select_all">全选</string>
     <string name="title_selected_count">已选择 %s 项</string>
+    <string name="action_confirm">确定</string>
+    <string name="title_warning">警告</string>
+    <string name="tip_delete_task">即将删除你选择的 %s 项待办。删除后将无法恢复这些待办，确定删除？</string>
 </resources>

app/src/main/res/values/strings.xml

@@ -28,4 +28,7 @@
     <string name="tip_clear_selected_items">Clear selected items</string>
     <string name="tip_select_all">Select all</string>
     <string name="title_selected_count">%s selected</string>
+    <string name="action_confirm">Confirm</string>
+    <string name="title_warning">Warning</string>
+    <string name="tip_delete_task">You are about to delete the %s selected tasks. Once deleted, these tasks cannot be recovered. Are you sure you want to delete them?</string>
 </resources>