feat(editor): add semantic selection and match-all cursors

apps/desktop/src/components/editor/EditorSearchPanel.vue

@@ -4,8 +4,10 @@ import { useI18n } from "vue-i18n";
 import type { EditorView } from "@codemirror/view";
 import { EditorSelection } from "@codemirror/state";
 import { setSearchQuery, openSearchPanel as cmOpenSearchPanel, findNext as cmFindNext, findPrevious as cmFindPrevious, replaceNext as cmReplaceNext, replaceAll as cmReplaceAll } from "@codemirror/search";
-import { ChevronUp, ChevronDown, ChevronRight, X } from "@lucide/vue";
-import { collectEditorSearchMatches, createEditorSearchQuery, replaceEditorSearchMatches } from "@/lib/editor/editorSearchQuery";
+import { ChevronUp, ChevronDown, ChevronRight, TextSelect, X } from "@lucide/vue";
+import { collectEditorSearchMatches, countEditorSearchMatches, createEditorSearchQuery, replaceEditorSearchMatches, type EditorSearchMatch } from "@/lib/editor/editorSearchQuery";
+import { appendSearchMatchSelection, findSearchMatch, isSearchAddSelectionModifier, selectionRangesForSearchMatches, type EditorSearchSelectionDirection } from "@/lib/editor/editorSearchSelection";
+import { useSettingsStore } from "@/stores/settingsStore";
 
 const props = defineProps<{
   view: EditorView | null;
@@ -13,6 +15,7 @@ const props = defineProps<{
 }>();
 
 const { t } = useI18n();
+const settingsStore = useSettingsStore();
 
 const searchVisible = ref(false);
 const searchText = ref("");
@@ -24,7 +27,7 @@ const matchCount = ref(0);
 const currentMatchIndex = ref(0);
 const searchInputRef = ref<HTMLInputElement>();
 const replaceInputRef = ref<HTMLInputElement>();
-const matchCountLimited = ref(false);
+const selectionLimitReached = ref(false);
 
 // Scoped search: restrict find/replace to the original selection range
 let searchScopeFrom: number | null = null;
@@ -33,11 +36,13 @@ const inSelectionScope = ref(false);
 
 const SEARCH_UPDATE_DELAY_MS = 120;
 const DOCUMENT_SEARCH_UPDATE_DELAY_MS = 500;
-const MATCH_COUNT_LIMIT = 1000;
-
 let searchUpdateTimer: ReturnType<typeof setTimeout> | null = null;
 let documentSearchUpdateTimer: ReturnType<typeof setTimeout> | null = null;
 
+function searchMatchLimit(): number {
+  return settingsStore.editorSettings.regexMaxMatchCount;
+}
+
 function clearDocumentSearchUpdate() {
   if (!documentSearchUpdateTimer) return;
   clearTimeout(documentSearchUpdateTimer);
@@ -72,7 +77,7 @@ function clearSearchQuery() {
   });
   matchCount.value = 0;
   currentMatchIndex.value = 0;
-  matchCountLimited.value = false;
+  selectionLimitReached.value = false;
 }
 
 /**
@@ -98,7 +103,7 @@ function computeReplacementForMatch(v: EditorView, matchFrom: number, matchTo: n
 /**
  * Collect all search matches within the scoped range.
  */
-function collectScopedMatches(v: EditorView, limit = MATCH_COUNT_LIMIT) {
+function collectScopedMatches(v: EditorView, limit = Number.POSITIVE_INFINITY) {
   if (searchScopeFrom == null || searchScopeTo == null) return null;
   const q = createEditorSearchQuery({
     search: searchText.value,
@@ -109,6 +114,33 @@ function collectScopedMatches(v: EditorView, limit = MATCH_COUNT_LIMIT) {
   return collectEditorSearchMatches(q, v.state, searchScopeFrom, searchScopeTo, limit);
 }
 
+function collectAllMatches(v: EditorView, limit = Number.POSITIVE_INFINITY) {
+  if (!searchText.value) return [];
+  const query = createEditorSearchQuery({
+    search: searchText.value,
+    caseSensitive: caseSensitive.value,
+    useRegex: useRegex.value,
+  });
+  if (!query.valid) return [];
+  return collectEditorSearchMatches(query, v.state, searchScopeFrom ?? 0, searchScopeTo ?? v.state.doc.length, limit);
+}
+
+function* iterateAllMatches(v: EditorView): Generator<EditorSearchMatch> {
+  if (!searchText.value) return;
+  const query = createEditorSearchQuery({
+    search: searchText.value,
+    caseSensitive: caseSensitive.value,
+    useRegex: useRegex.value,
+  });
+  if (!query.valid) return;
+  const from = searchScopeFrom ?? 0;
+  const to = searchScopeTo ?? v.state.doc.length;
+  const cursor = query.getCursor(v.state);
+  for (let result = cursor.next(); !result.done; result = cursor.next()) {
+    if (result.value.from >= from && result.value.to <= to) yield { from: result.value.from, to: result.value.to };
+  }
+}
+
 /**
  * Find next/previous match within the scoped range.
  * Returns true if a match was found.
@@ -116,18 +148,9 @@ function collectScopedMatches(v: EditorView, limit = MATCH_COUNT_LIMIT) {
 function findInScope(direction: "next" | "prev"): boolean {
   const v = props.view;
   if (!v || !searchText.value || searchScopeFrom == null || searchScopeTo == null) return false;
-  const matches = collectScopedMatches(v);
-  if (!matches || matches.length === 0) return false;
-
-  const cursor = v.state.selection.main.head;
-  let target: { from: number; to: number } | null = null;
-
-  if (direction === "next") {
-    target = matches.find((m) => m.from >= cursor) ?? matches.find((m) => m.from >= searchScopeFrom!) ?? null;
-  } else {
-    const before = matches.filter((m) => m.to <= cursor);
-    target = before.length > 0 ? before[before.length - 1] : matches[matches.length - 1];
-  }
+  const selection = v.state.selection.main;
+  const cursor = direction === "next" ? selection.head : selection.from;
+  const target = findSearchMatch(iterateAllMatches(v), cursor, direction);
 
   if (target) {
     v.dispatch({
@@ -144,27 +167,24 @@ function updateMatchInfo(autoSelect = false) {
   if (!v || !searchText.value) {
     matchCount.value = 0;
     currentMatchIndex.value = 0;
-    matchCountLimited.value = false;
     return;
   }
+  if (selectionLimitReached.value && v.state.selection.ranges.length !== searchMatchLimit()) selectionLimitReached.value = false;
   try {
     // Scoped: use custom find logic
     if (searchScopeFrom != null && searchScopeTo != null) {
       if (autoSelect) findInScope("next");
-      const matches = collectScopedMatches(v);
-      if (!matches) {
-        matchCount.value = 0;
-        currentMatchIndex.value = 0;
-        matchCountLimited.value = false;
-        return;
-      }
-      const count = matches.length;
-      matchCount.value = count;
-      matchCountLimited.value = count >= MATCH_COUNT_LIMIT;
+      const q = createEditorSearchQuery({
+        search: searchText.value,
+        caseSensitive: caseSensitive.value,
+        useRegex: useRegex.value,
+      });
+      if (!q.valid) return;
       const selFrom = v.state.selection.main.from;
       const selTo = v.state.selection.main.to;
-      const idx = matches.findIndex((m) => m.from === selFrom && m.to === selTo);
-      currentMatchIndex.value = idx >= 0 ? idx + 1 : count > 0 ? 1 : 0;
+      const { count, currentIndex } = countEditorSearchMatches(q, v.state, searchScopeFrom, searchScopeTo, { from: selFrom, to: selTo });
+      matchCount.value = count;
+      currentMatchIndex.value = currentIndex || (count > 0 ? 1 : 0);
       return;
     }
 
@@ -177,31 +197,19 @@ function updateMatchInfo(autoSelect = false) {
     if (!q.valid) {
       matchCount.value = 0;
       currentMatchIndex.value = 0;
-      matchCountLimited.value = false;
       return;
     }
     if (autoSelect) {
       cmFindNext(v);
     }
-    const iter = q.getCursor(v.state);
-    let count = 0;
-    let curIdx = 0;
     const selFrom = v.state.selection.main.from;
     const selTo = v.state.selection.main.to;
-    let r = iter.next();
-    while (!r.done) {
-      count++;
-      if (r.value.from === selFrom && r.value.to === selTo) curIdx = count;
-      if (count >= MATCH_COUNT_LIMIT) break;
-      r = iter.next();
-    }
+    const { count, currentIndex } = countEditorSearchMatches(q, v.state, 0, v.state.doc.length, { from: selFrom, to: selTo });
     matchCount.value = count;
-    matchCountLimited.value = count >= MATCH_COUNT_LIMIT && !r.done;
-    currentMatchIndex.value = curIdx || (count > 0 ? 1 : 0);
+    currentMatchIndex.value = currentIndex || (count > 0 ? 1 : 0);
   } catch {
     matchCount.value = 0;
     currentMatchIndex.value = 0;
-    matchCountLimited.value = false;
   }
 }
 
@@ -215,6 +223,7 @@ function scheduleSearchUpdate(autoSelect = false) {
     clearSearchQuery();
     return;
   }
+  selectionLimitReached.value = false;
   dispatchSearchQuery();
   searchUpdateTimer = setTimeout(() => {
     searchUpdateTimer = null;
@@ -286,7 +295,37 @@ function closeSearch() {
   return wasVisible;
 }
 
-function nextMatch() {
+function selectAllMatches() {
+  const v = props.view;
+  if (!v) return false;
+  const limit = searchMatchLimit();
+  const matches = collectAllMatches(v, limit + 1);
+  selectionLimitReached.value = matches.length > limit;
+  const ranges = selectionRangesForSearchMatches(matches.slice(0, limit));
+  if (ranges.length === 0) return false;
+  v.dispatch({ selection: EditorSelection.create(ranges), scrollIntoView: true });
+  updateMatchInfo();
+  v.focus();
+  return true;
+}
+
+function appendMatch(direction: EditorSearchSelectionDirection) {
+  const v = props.view;
+  if (!v) return false;
+  const selection = appendSearchMatchSelection(v.state.selection, iterateAllMatches(v), direction);
+  if (!selection) return false;
+  v.dispatch({ selection, scrollIntoView: true });
+  updateMatchInfo();
+  v.focus();
+  return true;
+}
+
+function nextMatch(event?: MouseEvent) {
+  if (event && isSearchAddSelectionModifier(event)) {
+    event.preventDefault();
+    appendMatch("next");
+    return;
+  }
   const v = props.view;
   if (!v || !searchText.value) return;
   if (searchScopeFrom != null) {
@@ -297,7 +336,12 @@ function nextMatch() {
   updateMatchInfo();
 }
 
-function prevMatch() {
+function prevMatch(event?: MouseEvent) {
+  if (event && isSearchAddSelectionModifier(event)) {
+    event.preventDefault();
+    appendMatch("prev");
+    return;
+  }
   const v = props.view;
   if (!v || !searchText.value) return;
   if (searchScopeFrom != null) {
@@ -443,9 +487,18 @@ defineExpose({
             .*
           </button>
         </div>
-        <span class="min-w-[3.4rem] shrink-0 text-center text-xs" :class="searchText && matchCount === 0 ? 'text-destructive' : 'text-muted-foreground'">
-          {{ searchText && matchCount > 0 ? `${currentMatchIndex}/${matchCount}${matchCountLimited ? "+" : ""}` : t("editor.search.noResults") }}
+        <span class="min-w-[3.4rem] shrink-0 text-center text-xs" :class="searchText && matchCount === 0 ? 'text-destructive' : 'text-muted-foreground'" aria-live="polite">
+          {{ selectionLimitReached ? t("editor.search.selectionLimitSummary", { limit: searchMatchLimit(), total: matchCount }) : searchText && matchCount > 0 ? `${currentMatchIndex}/${matchCount}` : t("editor.search.noResults") }}
         </span>
+        <button
+          class="flex h-7 w-7 items-center justify-center rounded-md text-muted-foreground transition-colors hover:bg-accent hover:text-foreground disabled:cursor-not-allowed disabled:opacity-40 disabled:hover:bg-transparent"
+          :disabled="!searchText || matchCount === 0"
+          :title="selectionLimitReached ? t('editor.search.selectionTruncated', { limit: searchMatchLimit(), total: matchCount }) : t('editor.search.selectAllLimit', { limit: searchMatchLimit() })"
+          :aria-label="selectionLimitReached ? t('editor.search.selectionTruncated', { limit: searchMatchLimit(), total: matchCount }) : t('editor.search.selectAllLimit', { limit: searchMatchLimit() })"
+          @click="selectAllMatches"
+        >
+          <TextSelect class="h-4 w-4" />
+        </button>
         <span v-if="inSelectionScope" class="shrink-0 rounded bg-accent px-1 py-0.5 text-[10px] font-medium text-muted-foreground" :title="t('editor.search.inSelection')">
           {{ t("editor.search.inSelection") }}
         </span>

apps/desktop/src/components/editor/EditorSettingsDialog.vue

@@ -336,6 +336,7 @@ const editDataGridAutoTransposeSingleRow = ref(settingsStore.editorSettings.data
 const editTableOpenPageSize = ref(settingsStore.editorSettings.tableOpenPageSize);
 const editInfiniteScroll = ref(settingsStore.editorSettings.infiniteScroll);
 const editInfiniteScrollMaxRows = ref(settingsStore.editorSettings.infiniteScrollMaxRows);
+const editRegexMaxMatchCount = ref(settingsStore.editorSettings.regexMaxMatchCount);
 const editAutoCalculateTotalRows = ref(settingsStore.editorSettings.autoCalculateTotalRows);
 const editTableColumnTemplateRows = ref<TableColumnTemplateGridRow[]>(tableColumnTemplateRowsFromSettings(settingsStore.editorSettings.tableColumnTemplateFields));
 const editTableColumnTemplateDatabaseType = ref<DatabaseType>(TABLE_COLUMN_TEMPLATE_DATABASE_TYPES[0] ?? "mysql");
@@ -486,6 +487,7 @@ function currentEditorSettingsDraft(): EditorSettingsDraft {
     tableOpenPageSize: editTableOpenPageSize.value,
     infiniteScroll: editInfiniteScroll.value,
     infiniteScrollMaxRows: editInfiniteScrollMaxRows.value,
+    regexMaxMatchCount: editRegexMaxMatchCount.value,
     autoCalculateTotalRows: editAutoCalculateTotalRows.value,
     tableColumnTemplateFields: normalizedEditTableColumnTemplateFields.value,
     shortcuts: editShortcuts.value,
@@ -752,6 +754,7 @@ function syncEditorSettingsDraftFromStore() {
   editTableOpenPageSize.value = settingsStore.editorSettings.tableOpenPageSize;
   editInfiniteScroll.value = settingsStore.editorSettings.infiniteScroll;
   editInfiniteScrollMaxRows.value = settingsStore.editorSettings.infiniteScrollMaxRows;
+  editRegexMaxMatchCount.value = settingsStore.editorSettings.regexMaxMatchCount;
   editAutoCalculateTotalRows.value = settingsStore.editorSettings.autoCalculateTotalRows;
   editTableColumnTemplateRows.value = tableColumnTemplateRowsFromSettings(settingsStore.editorSettings.tableColumnTemplateFields);
   editShortcuts.value = normalizeShortcutSettings(settingsStore.editorSettings.shortcuts);
@@ -988,6 +991,7 @@ function resetDefaultsForTab(tab: SettingsCategory) {
     editTableOpenPageSize.value = DEFAULT_EDITOR_SETTINGS.tableOpenPageSize;
     editInfiniteScroll.value = DEFAULT_EDITOR_SETTINGS.infiniteScroll;
     editInfiniteScrollMaxRows.value = DEFAULT_EDITOR_SETTINGS.infiniteScrollMaxRows;
+    editRegexMaxMatchCount.value = DEFAULT_EDITOR_SETTINGS.regexMaxMatchCount;
     editAutoCalculateTotalRows.value = DEFAULT_EDITOR_SETTINGS.autoCalculateTotalRows;
     editDuckDbWorkerProcessIsolation.value = DEFAULT_DESKTOP_SETTINGS.duckdb_worker_process_isolation;
     editDuckDbWorkerMaxProcesses.value = DEFAULT_DESKTOP_SETTINGS.duckdb_worker_max_processes;
@@ -1050,6 +1054,7 @@ function resetAllDefaults() {
   editTableOpenPageSize.value = DEFAULT_EDITOR_SETTINGS.tableOpenPageSize;
   editInfiniteScroll.value = DEFAULT_EDITOR_SETTINGS.infiniteScroll;
   editInfiniteScrollMaxRows.value = DEFAULT_EDITOR_SETTINGS.infiniteScrollMaxRows;
+  editRegexMaxMatchCount.value = DEFAULT_EDITOR_SETTINGS.regexMaxMatchCount;
   editAutoCalculateTotalRows.value = DEFAULT_EDITOR_SETTINGS.autoCalculateTotalRows;
   editTableColumnTemplateRows.value = tableColumnTemplateRowsFromSettings(DEFAULT_EDITOR_SETTINGS.tableColumnTemplateFields);
   editShortcuts.value = normalizeShortcutSettings(DEFAULT_EDITOR_SETTINGS.shortcuts);
@@ -3651,6 +3656,22 @@ onUnmounted(() => {
                   <Switch id="editor-auto-close-brackets" v-model="editAutoCloseBrackets" class="mt-0.5" />
                 </div>
 
+                <div class="flex items-center justify-between gap-4 rounded-md border bg-muted/20 px-3 py-2">
+                  <div class="space-y-1">
+                    <Label for="regex-max-match-count">{{ t("settings.regexMaxMatchCount") }}</Label>
+                    <p class="text-xs text-muted-foreground">{{ t("settings.regexMaxMatchCountDescription") }}</p>
+                  </div>
+                  <Input
+                    id="regex-max-match-count"
+                    v-model.number="editRegexMaxMatchCount"
+                    type="number"
+                    inputmode="numeric"
+                    :min="100"
+                    :max="10000"
+                    class="h-7 w-24 px-2 text-xs tabular-nums [appearance:textfield] [&::-webkit-inner-spin-button]:appearance-none [&::-webkit-outer-spin-button]:appearance-none"
+                  />
+                </div>
+
                 <div class="flex items-center justify-between gap-4 rounded-md border bg-muted/20 px-3 py-2">
                   <div class="space-y-1">
                     <Label for="editor-insert-space-after-completion">{{ t("settings.insertSpaceAfterCompletion") }}</Label>

apps/desktop/src/components/editor/QueryEditor.vue

@@ -89,6 +89,7 @@ import { createDbxCodeMirrorSqlDialect, type CodeMirrorSqlDialectName } from "@/
 import { sqlSemanticTableNameSpansForSyntaxTree } from "@/lib/editor/codemirrorSqlSemanticHighlight";
 import { startsQueryEditorRectangularSelection, usesQueryEditorObjectNavigationModifier } from "@/lib/editor/queryEditorPointerSelection";
 import { LARGE_PASTE_HISTORY_USER_EVENT, normalizeQueryEditorPasteText, recoverableNativePasteSuffix, shouldRecoverLargeTauriPaste } from "@/lib/editor/queryEditorLargePaste";
+import { extendQueryEditorSelection, runQueryEditorAltExtendSelection } from "@/lib/editor/queryEditorExtendSelection";
 import type { StatementExecutionMarker } from "@/lib/tabs/tabPresentation";
 import { isSchemaAware, isSingleDatabase, supportsDatabaseNameCompletion, supportsDatabaseSchemaQualifier, supportsSqlInListPaste } from "@/lib/database/databaseFeatureSupport";
 import { metadataSchemaForConnection, sqlSnippetDatabaseTypeForConnection } from "@/lib/database/jdbcDialect";
@@ -1439,6 +1440,7 @@ function runKeymapExtension(codeMirrorKeymap: (typeof import("@codemirror/view")
         ...binding(shortcuts.undo, (view) => codeMirrorUndo?.(view) ?? false),
         ...binding(shortcuts.redo, (view) => codeMirrorRedo?.(view) ?? false),
         ...binding(shortcuts.selectAll, (view) => codeMirrorSelectAll?.(view) ?? false),
+        ...binding(shortcuts.extendSelection, extendQueryEditorSelectionForView),
         ...binding(shortcuts.uppercaseSelection, () => convertSelectedSqlCase("upper")),
         ...binding(shortcuts.lowercaseSelection, () => convertSelectedSqlCase("lower")),
         ...binding(shortcuts.toggleLineComment, (view) => codeMirrorToggleLineComment?.(view) ?? false),
@@ -1469,6 +1471,16 @@ function runKeymapExtension(codeMirrorKeymap: (typeof import("@codemirror/view")
   ];
 }
 
+function extendQueryEditorSelectionForView(currentView: EditorViewType): boolean {
+  const databaseType = props.databaseType;
+  const language = databaseType === "redis" || databaseType === "mongodb" || databaseType === "elasticsearch" ? "text" : "sql";
+  return extendQueryEditorSelection(currentView, {
+    databaseType,
+    dialect: props.syntaxDialect ?? props.dialect,
+    language,
+  });
+}
+
 function acceptCompletionOrNextSnippetField(view: EditorViewType): boolean {
   const completionStatus = codeMirrorCompletionStatus?.(view.state) ?? null;
   if (completionStatus === "active" && (codeMirrorAcceptCompletion?.(view) ?? false)) return true;
@@ -4130,6 +4142,14 @@ onMounted(async () => {
         ]),
       ),
       runKeymapComp.of(runKeymapExtension(keymap)),
+      Prec.highest(
+        EditorView.domEventHandlers({
+          keydown(event, currentView) {
+            const shortcuts = normalizeShortcutSettings(settingsStore.editorSettings.shortcuts);
+            return runQueryEditorAltExtendSelection(event, shortcuts.extendSelection, currentView, extendQueryEditorSelectionForView);
+          },
+        }),
+      ),
       wordWrapComp.of(props.forceWordWrap || initialSettings.wordWrap ? EditorView.lineWrapping : []),
       readOnlyComp.of([EditorState.readOnly.of(!!props.readOnly), EditorView.editable.of(!props.readOnly)]),
       indentComp.of(indentExtension()),

apps/desktop/src/components/nacos/NacosAdminConsole.vue

@@ -375,6 +375,7 @@ async function mountConfigEditor() {
           },
         }),
         basicSetup,
+        EditorState.allowMultipleSelections.of(true),
         trimmedSelectionLayer(),
         Prec.highest(keymap.of([{ key: "Mod-f", run: () => configSearchPanelRef.value?.openSearch() ?? false, preventDefault: true }, { key: "Mod-h", run: () => configSearchPanelRef.value?.openReplace() ?? false, preventDefault: true }, indentWithTab])),
         keymap.of([...defaultKeymap, ...historyKeymap]),

apps/desktop/src/components/objects/DdlViewDialog.vue

@@ -121,6 +121,7 @@ async function initDdlEditor(content: string) {
         },
       }),
       basicSetup,
+      EditorState.allowMultipleSelections.of(true),
       langSql.sql({ dialect }),
       themeExt,
       fontExt,