fixed TS + code tidy

packages/web/src/macro/MacroPreviewGrider.ts

@@ -0,0 +1,42 @@
+import type { FreeTableModel, MacroDefinition, MacroSelectedCell } from 'dbgate-datalib';
+import { runMacro } from 'dbgate-datalib';
+import Grider from '../datagrid/Grider';
+import type { GriderRowStatus } from '../datagrid/Grider';
+import _ from 'lodash';
+
+function convertToSet(row, field) {
+  if (!row) return null;
+  if (!row[field]) return null;
+  if (_.isSet(row[field])) return row[field];
+  return new Set(row[field]);
+}
+
+export default class MacroPreviewGrider extends Grider {
+  model: FreeTableModel;
+  _errors: string[] = [];
+  constructor(model: FreeTableModel, macro: MacroDefinition, macroArgs: {}, selectedCells: MacroSelectedCell[]) {
+    super();
+    this.model = runMacro(macro, macroArgs, model, true, selectedCells, this._errors);
+  }
+
+  get errors() {
+    return this._errors;
+  }
+
+  getRowStatus(index): GriderRowStatus {
+    const row = this.model.rows[index];
+    return {
+      status: (row && row.__rowStatus) || 'regular',
+      modifiedFields: convertToSet(row, '__modifiedFields'),
+      insertedFields: convertToSet(row, '__insertedFields'),
+      deletedFields: convertToSet(row, '__deletedFields'),
+    };
+  }
+
+  getRowData(index: any) {
+    return this.model.rows[index];
+  }
+  get rowCount() {
+    return this.model.rows.length;
+  }
+}