feat: 支持在分类管理页面修改已有分类

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

@@ -47,13 +47,14 @@ fun SettingsDataCategory(
     modifier: Modifier = Modifier
 ) {
     // TODO: 本页及其相关组件重组性能检查优化
-    // TODO: 优化内部项目样式
     val scrollBehavior = TopAppBarDefaults.exitUntilCollapsedScrollBehavior()
     val snackbarHostState = remember { SnackbarHostState() }
     val scope = rememberCoroutineScope()
     val listState = rememberLazyListState()
 
+    var initialCategory by rememberSaveable { mutableStateOf("") }
     var showDialog by rememberSaveable { mutableStateOf(false) }
+
     val categories by DataStoreManager.categoriesFlow.collectAsState(initial = emptyList())
 
     val isExpanded by remember { derivedStateOf { listState.firstVisibleItemIndex == 0 } }
@@ -68,7 +69,10 @@ fun SettingsDataCategory(
                 icon = Icons.Outlined.Add,
                 text = stringResource(R.string.action_add_category),
                 expanded = isExpanded,
-                onClick = { showDialog = true }
+                onClick = {
+                    initialCategory = ""
+                    showDialog = true
+                }
             )
         },
         modifier = modifier.nestedScroll(scrollBehavior.nestedScrollConnection),
@@ -92,8 +96,12 @@ fun SettingsDataCategory(
                 items(items = categories, key = { it }) {
                     CategoryItem(
                         name = it,
-                        onDelete = { it ->
-                            scope.launch { DataStoreManager.setCategories(categories - it) }
+                        onClick = { category ->
+                            initialCategory = category
+                            showDialog = true
+                        },
+                        onDelete = { category ->
+                            scope.launch { DataStoreManager.setCategories(categories - category) }
                         },
                         modifier = Modifier.animateItem(
                             fadeInSpec = tween(100),
@@ -110,20 +118,29 @@ fun SettingsDataCategory(
 
         CategoryPromptDialog(
             visible = showDialog,
-            text = stringResource(R.string.tip_enter_category),
-            onSave = {
-                if (!categories.contains(it)) {
-                    scope.launch {
-                        DataStoreManager.setCategories(categories + it)
-                    }
-                } else {
-                    scope.launch {
-                        /*snackbarHostState.showSnackbar(
+            initialCategory = initialCategory,
+            onSave = { oldCategory, newCategory ->
+                if (oldCategory.isEmpty()) {
+                    if (!categories.contains(newCategory)) {
+                        scope.launch {
+                            DataStoreManager.setCategories(categories + newCategory)
+                        }
+                    } else {
+                        scope.launch {
+                            /*snackbarHostState.showSnackbar(
                             message = context.getString(R.string.error_category_duplicate)
                         )*/
-                        // 调换分类位置
-                        val tempList = categories - it
-                        DataStoreManager.setCategories(tempList + it)
+                            // 调换分类位置
+                            val tempList = categories - newCategory
+                            DataStoreManager.setCategories(tempList + newCategory)
+                        }
+                    }
+                } else {
+                    if (oldCategory != newCategory) {
+                        scope.launch {
+                            val tempList = categories - oldCategory
+                            DataStoreManager.setCategories(tempList + newCategory)
+                        }
                     }
                 }
             },

app/src/main/kotlin/cn/super12138/todo/ui/pages/settings/components/category/CategoryDialog.kt

@@ -6,18 +6,19 @@ import androidx.compose.foundation.layout.size
 import androidx.compose.foundation.text.input.TextFieldLineLimits
 import androidx.compose.foundation.text.input.clearText
 import androidx.compose.foundation.text.input.rememberTextFieldState
+import androidx.compose.foundation.text.input.setTextAndPlaceCursorAtEnd
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.Info
 import androidx.compose.material3.OutlinedTextField
 import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
 import androidx.compose.ui.Modifier
-import androidx.compose.ui.graphics.vector.ImageVector
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.DialogProperties
@@ -28,19 +29,20 @@ import cn.super12138.todo.ui.components.BasicDialog
 fun CategoryPromptDialog(
     modifier: Modifier = Modifier,
     visible: Boolean,
-    icon: ImageVector = Icons.Outlined.Info,
-    title: String = stringResource(R.string.tip_tips),
-    text: String,
-    confirmButtonText: String = stringResource(R.string.action_save),
-    showDismissButton: Boolean = true,
-    dismissButtonText: String = stringResource(R.string.action_cancel),
-    properties: DialogProperties = DialogProperties(),
-    onSave: (String) -> Unit,
+    initialCategory: String = "",
+    onSave: (oldValue: String, newValue: String) -> Unit,
     onDismiss: () -> Unit
 ) {
-    val textFieldState = rememberTextFieldState()
+    val textFieldState = rememberTextFieldState(initialText = initialCategory)
     var isError by rememberSaveable { mutableStateOf(false) }
 
+    LaunchedEffect(visible) {
+        if (visible) {
+            textFieldState.setTextAndPlaceCursorAtEnd(initialCategory)
+            isError = false
+        }
+    }
+
     val supportingText = listOf(
         stringResource(R.string.tip_max_length_5),
         stringResource(R.string.error_no_content_entered),
@@ -51,11 +53,11 @@ fun CategoryPromptDialog(
 
     BasicDialog(
         visible = visible,
-        icon = icon,
-        title = title,
+        icon = Icons.Outlined.Info,
+        title = stringResource(R.string.tip_tips),
         text = {
             // 已经是实现好滚动的Column布局
-            Text(text)
+            Text(stringResource(R.string.tip_enter_category))
             Spacer(Modifier.size(3.dp))
             OutlinedTextField(
                 state = textFieldState,
@@ -65,8 +67,8 @@ fun CategoryPromptDialog(
                 isError = isError
             )
         },
-        confirmButton = confirmButtonText,
-        dismissButton = if (showDismissButton) dismissButtonText else null,
+        confirmButton = stringResource(R.string.action_save),
+        dismissButton = stringResource(R.string.action_cancel),
         onConfirm = {
             val trimmedText = textFieldState.text.trim()
             when {
@@ -83,7 +85,7 @@ fun CategoryPromptDialog(
                 }
 
                 else -> {
-                    onSave(trimmedText.toString())
+                    onSave(initialCategory, trimmedText.toString())
                     isError = false
                     currentSupportingText = supportingText[0]
                     textFieldState.clearText()
@@ -92,7 +94,7 @@ fun CategoryPromptDialog(
             }
         },
         onDismiss = onDismiss,
-        properties = properties,
+        properties = DialogProperties(),
         modifier = modifier
     )
 }

app/src/main/kotlin/cn/super12138/todo/ui/pages/settings/components/category/CategoryItem.kt

@@ -18,7 +18,6 @@ import androidx.compose.ui.draw.clip
 import androidx.compose.ui.platform.LocalView
 import androidx.compose.ui.res.stringResource
 import androidx.compose.ui.text.style.TextOverflow
-import androidx.compose.ui.unit.sp
 import cn.super12138.todo.R
 import cn.super12138.todo.ui.TodoDefaults
 import cn.super12138.todo.utils.VibrationUtils
@@ -27,6 +26,7 @@ import cn.super12138.todo.utils.VibrationUtils
 fun CategoryItem(
     modifier: Modifier = Modifier,
     name: String,
+    onClick: (String) -> Unit = {},
     onDelete: (String) -> Unit = {}
 ) {
     val view = LocalView.current
@@ -35,6 +35,12 @@ fun CategoryItem(
             .fillMaxWidth()
             .wrapContentHeight()
             .clip(MaterialTheme.shapes.large)
+            .clickable(
+                onClick = {
+                    VibrationUtils.performHapticFeedback(view)
+                    onClick(name)
+                }
+            )
             .padding(
                 horizontal = TodoDefaults.settingsItemHorizontalPadding,
                 vertical = TodoDefaults.settingsItemVerticalPadding / 2