Staging

src/app/api/export/route.ts

@@ -5,6 +5,13 @@ import { FinanceService } from '@/lib/finance-service';
 
 export const runtime = 'nodejs';
 
+const toSafeCsvCell = (value: unknown) => {
+  const text = value == null ? '' : String(value);
+  const escaped = text.replace(/"/g, '""');
+  const shouldEscapeFormula = /^[=+\-@]/.test(escaped.trimStart());
+  return `"${shouldEscapeFormula ? `'${escaped}` : escaped}"`;
+};
+
 export async function GET(req: Request) {
   try {
     const user = getCurrentUser(req);
@@ -16,18 +23,20 @@ export async function GET(req: Request) {
 
     if (format === 'csv') {
       const txs = service.getTransactions(user.id, { limit: 10000 });
-      let csv = 'Date,Type,Amount,Currency,Account,Category,Merchant,Notes\n';
+      let csv = 'Date,Type,Amount,Currency,Account,Category,Merchant,Tags,Notes\n';
       for (const t of txs as any[]) {
         const amt = (t.amount / 100).toFixed(2);
+        const tagStr = Array.isArray(t.tags) ? t.tags.join('; ') : '';
         const line = [
-          t.date,
-          t.type,
+          toSafeCsvCell(t.date),
+          toSafeCsvCell(t.type),
           amt,
-          t.currency,
-          `"${(t.account_name || '').replace(/"/g, '""')}"`,
-          `"${(t.category_name || '').replace(/"/g, '""')}"`,
-          `"${(t.merchant_name || '').replace(/"/g, '""')}"`,
-          `"${(t.notes || '').replace(/"/g, '""')}"`,
+          toSafeCsvCell(t.currency),
+          toSafeCsvCell(t.account_name),
+          toSafeCsvCell(t.category_name),
+          toSafeCsvCell(t.merchant_name),
+          toSafeCsvCell(tagStr),
+          toSafeCsvCell(t.notes),
         ].join(',');
         csv += line + '\n';
       }

src/app/api/reports/route.ts

@@ -13,11 +13,12 @@ export async function GET(req: Request) {
 
     const service = new FinanceService();
     const spendingByCategory = service.getSpendingByCategory(user.id, month);
+    const spendingByTag = service.getSpendingByTag(user.id, month);
     const spendingByMerchant = service.getSpendingByMerchant(user.id, 15);
     const cashFlowTrend = service.getMonthlyCashFlowTrend(user.id, 12);
     const metrics = service.getDashboardMetrics(user.id, month);
     const dailySpending = service.getDailySpending(user.id, month);
-    const splitAnalytics = service.getSplitTransactionsAnalytics(user.id, month);
+    const budgetHealth = service.getBudgetHealthSummary(user.id, month);
 
     let comparison = null;
     if (compareMonth) {
@@ -27,11 +28,12 @@ export async function GET(req: Request) {
     return NextResponse.json({
       selectedMonth: month,
       spendingByCategory,
+      spendingByTag,
       spendingByMerchant,
       cashFlowTrend,
       metrics,
       dailySpending,
-      splitAnalytics,
+      budgetHealth,
       comparison,
     });
   } catch (error: any) {