🐛 fix(table-designer): 修复索引编辑丢失与勾选异常

frontend/src/components/tableDesignerIndexUtils.ts

@@ -0,0 +1,78 @@
+export type IndexKind = 'NORMAL' | 'UNIQUE' | 'PRIMARY' | 'FULLTEXT' | 'SPATIAL';
+
+export interface IndexDisplaySnapshot {
+  key: string;
+  name: string;
+  indexType: string;
+  nonUnique: number;
+  columnNames: string[];
+}
+
+export interface IndexFormSnapshot {
+  name: string;
+  columnNames: string[];
+  kind: IndexKind;
+  indexType: string;
+}
+
+export interface SchemaExecutionSnapshot {
+  failedStatementIndex?: number;
+}
+
+export const normalizeIndexFormFromRow = (
+  row: IndexDisplaySnapshot,
+  supportedKinds: IndexKind[],
+): IndexFormSnapshot => {
+  const selectedName = String(row.name || '').trim();
+  const selectedNameUpper = selectedName.toUpperCase();
+  const selectedTypeUpper = String(row.indexType || '').trim().toUpperCase();
+  let kind: IndexKind = 'NORMAL';
+  if (selectedNameUpper === 'PRIMARY') {
+    kind = 'PRIMARY';
+  } else if (selectedTypeUpper === 'FULLTEXT') {
+    kind = 'FULLTEXT';
+  } else if (selectedTypeUpper === 'SPATIAL') {
+    kind = 'SPATIAL';
+  } else if (row.nonUnique === 0) {
+    kind = 'UNIQUE';
+  }
+  if (!supportedKinds.includes(kind)) {
+    kind = row.nonUnique === 0 ? 'UNIQUE' : 'NORMAL';
+  }
+  return {
+    name: kind === 'PRIMARY' ? 'PRIMARY' : selectedName,
+    columnNames: [...row.columnNames],
+    kind,
+    indexType: kind === 'NORMAL' || kind === 'UNIQUE'
+      ? (selectedTypeUpper || 'DEFAULT')
+      : 'DEFAULT',
+  };
+};
+
+export const hasIndexFormChanged = (
+  previousForm: IndexFormSnapshot,
+  nextForm: IndexFormSnapshot,
+): boolean => {
+  if (previousForm.name !== nextForm.name) return true;
+  if (previousForm.kind !== nextForm.kind) return true;
+  if (previousForm.indexType !== nextForm.indexType) return true;
+  if (previousForm.columnNames.length !== nextForm.columnNames.length) return true;
+  return previousForm.columnNames.some((col, idx) => col !== nextForm.columnNames[idx]);
+};
+
+export const toggleIndexSelection = (
+  selectedKeys: string[],
+  key: string,
+  checked?: boolean,
+): string[] => {
+  const exists = selectedKeys.includes(key);
+  const nextChecked = checked ?? !exists;
+  if (nextChecked) {
+    return exists ? selectedKeys : [...selectedKeys, key];
+  }
+  return selectedKeys.filter((item) => item !== key);
+};
+
+export const shouldRestoreOriginalIndex = (result: SchemaExecutionSnapshot): boolean => (
+  (result.failedStatementIndex ?? -1) > 0
+);