[FEAT] 優化會計報表：新增稅額、發票日期與付款方式等會計專用欄位並支援 CSV 完整匯出

app/Modules/Finance/Controllers/AccountingReportController.php

@@ -69,14 +69,25 @@ class AccountingReportController extends Controller
         }
 
         $exportData = $allRecords->map(function ($record) {
+            $taxAmount = (float)($record['tax_amount'] ?? 0);
+            $totalAmount = (float)($record['amount'] ?? 0);
+            $untaxedAmount = $totalAmount - $taxAmount;
+
             return [
                 $record['date'],
                 $record['source'],
                 $record['category'],
                 $record['item'],
                 $record['reference'],
-                $record['invoice_number'],
-                $record['amount'],
+                $record['invoice_date'] ?? '-',
+                $record['invoice_number'] ?? '-',
+                $untaxedAmount,
+                $taxAmount,
+                $totalAmount,
+                $record['payment_method'] ?? '-',
+                $record['payment_note'] ?? '-',
+                $record['remarks'] ?? '-',
+                $record['status'] ?? '-',
             ];
         });
 
@@ -91,7 +102,11 @@ class AccountingReportController extends Controller
             // BOM for Excel compatibility with UTF-8
             fprintf($file, chr(0xEF).chr(0xBB).chr(0xBF));
             
-            fputcsv($file, ['日期', '來源', '類別', '項目', '參考單號', '發票號碼', '金額']);
+            fputcsv($file, [
+                '日期', '來源', '類別', '項目', '參考單號', 
+                '發票日期', '發票號碼', '未稅金額', '稅額', '總金額', 
+                '付款方式', '付款備註', '內部備註', '狀態'
+            ]);
 
             foreach ($exportData as $row) {
                 fputcsv($file, $row);