feat: [daily-report] 엑셀 내보내기에 어음/외상매출채권 현황 섹션 추가

- DailyReportExport: 어음 현황 테이블 + 합계 + 스타일링 추가
- DailyReportService: exportData에 noteReceivables 데이터 포함

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

app/Exports/DailyReportExport.php

@@ -7,6 +7,7 @@
 use Maatwebsite\Excel\Concerns\WithHeadings;
 use Maatwebsite\Excel\Concerns\WithStyles;
 use Maatwebsite\Excel\Concerns\WithTitle;
+use PhpOffice\PhpSpreadsheet\Style\Fill;
 use PhpOffice\PhpSpreadsheet\Worksheet\Worksheet;
 
 class DailyReportExport implements FromArray, ShouldAutoSize, WithHeadings, WithStyles, WithTitle
@@ -47,6 +48,7 @@ public function array(): array
     {
         $rows = [];
 
+        // ── 예금 입출금 내역 ──
         foreach ($this->report['details'] as $detail) {
             $rows[] = [
                 $detail['type_label'],
@@ -58,7 +60,7 @@ public function array(): array
             ];
         }
 
-        // 합계 행 추가
+        // 합계 행
         $rows[] = [];
         $rows[] = [
             '합계',
@@ -69,6 +71,37 @@ public function array(): array
             '',
         ];
 
+        // ── 어음 및 외상매출채권 현황 ──
+        $noteReceivables = $this->report['note_receivables'] ?? [];
+
+        $rows[] = [];
+        $rows[] = [];
+        $rows[] = ['어음 및 외상매출채권 현황'];
+        $rows[] = ['No.', '내용', '금액', '발행일', '만기일'];
+
+        $noteTotal = 0;
+        $no = 1;
+        foreach ($noteReceivables as $item) {
+            $amount = $item['current_balance'] ?? 0;
+            $noteTotal += $amount;
+            $rows[] = [
+                $no++,
+                $item['content'] ?? '-',
+                $amount > 0 ? number_format($amount) : '',
+                $item['issue_date'] ?? '-',
+                $item['due_date'] ?? '-',
+            ];
+        }
+
+        // 어음 합계
+        $rows[] = [
+            '합계',
+            '',
+            number_format($noteTotal),
+            '',
+            '',
+        ];
+
         return $rows;
     }
 
@@ -77,7 +110,7 @@ public function array(): array
      */
     public function styles(Worksheet $sheet): array
     {
-        return [
+        $styles = [
             1 => ['font' => ['bold' => true, 'size' => 14]],
             3 => ['font' => ['bold' => true]],
             4 => ['font' => ['bold' => true]],
@@ -86,10 +119,32 @@ public function styles(Worksheet $sheet): array
             8 => [
                 'font' => ['bold' => true],
                 'fill' => [
-                    'fillType' => \PhpOffice\PhpSpreadsheet\Style\Fill::FILL_SOLID,
+                    'fillType' => Fill::FILL_SOLID,
                     'startColor' => ['rgb' => 'E0E0E0'],
                 ],
             ],
         ];
+
+        // 어음 섹션 헤더 스타일 (동적 행 번호)
+        // headings 8행 + details 수 + 합계 2행 + 빈 2행 + 어음 제목 1행 + 어음 헤더 1행
+        $detailCount = count($this->report['details']);
+        $noteHeaderTitleRow = 8 + $detailCount + 2 + 2 + 1;  // 어음 제목 행
+        $noteHeaderRow = $noteHeaderTitleRow + 1;             // 어음 컬럼 헤더 행
+
+        $styles[$noteHeaderTitleRow] = ['font' => ['bold' => true, 'size' => 12]];
+        $styles[$noteHeaderRow] = [
+            'font' => ['bold' => true],
+            'fill' => [
+                'fillType' => Fill::FILL_SOLID,
+                'startColor' => ['rgb' => 'E0E0E0'],
+            ],
+        ];
+
+        // 어음 합계 행
+        $noteCount = count($this->report['note_receivables'] ?? []);
+        $noteTotalRow = $noteHeaderRow + $noteCount + 1;
+        $styles[$noteTotalRow] = ['font' => ['bold' => true]];
+
+        return $styles;
     }
 }

app/Services/DailyReportService.php

@@ -242,6 +242,9 @@ public function exportData(array $params): array
             ];
         }
 
+        // 어음 및 외상매출채권 현황
+        $noteReceivables = $this->noteReceivables($params);
+
         return [
             'date' => $dateStr,
             'previous_balance' => $previousBalance,
@@ -249,6 +252,7 @@ public function exportData(array $params): array
             'daily_withdrawal' => $dailyWithdrawalTotal,
             'current_balance' => $currentBalance,
             'details' => $details,
+            'note_receivables' => $noteReceivables,
         ];
     }