feat: Implement daily attendance tracking system

- Backend: Auto-sync work reports with attendance records
- Backend: Lazy initialization of daily active worker records
- Frontend: Real-time attendance status on Group Leader Dashboard

api.hyungi.net/models/attendanceModel.js

@@ -20,24 +20,151 @@ class AttendanceModel {
       LEFT JOIN vacation_types vt ON dar.vacation_type_id = vt.id
       WHERE dar.record_date = ?
     `;
-    
+
     const params = [date];
-    
+
     if (workerId) {
       query += ' AND dar.worker_id = ?';
       params.push(workerId);
     }
-    
+
     query += ' ORDER BY w.worker_name';
-    
+
     const [rows] = await db.execute(query, params);
     return rows;
   }
 
+  // 작업 보고서와 근태 기록 동기화 (시간 합산 및 상태 업데이트)
+  static async syncWithWorkReports(workerId, date) {
+    const db = await getDb();
+
+    // 1. 해당 날짜의 총 작업 시간 계산
+    const [reportStats] = await db.execute(`
+      SELECT 
+        COALESCE(SUM(work_hours), 0) as total_hours,
+        COUNT(*) as report_count
+      FROM daily_work_reports
+      WHERE worker_id = ? AND report_date = ?
+    `, [workerId, date]);
+
+    const totalHours = parseFloat(reportStats[0].total_hours || 0);
+    const reportCount = reportStats[0].report_count;
+
+    // 2. 근태 유형 및 상태 결정
+    // 기본 규칙: 0시간 -> incomplete, <8시간 -> partial, 8시간 -> complete, >8시간 -> overtime
+    // (휴가는 별도 로직이지만 여기서 덮어쓰지 않도록 주의해야 함. 하지만 작업보고서가 추가되면 실 근무로 간주)
+
+    let status = 'incomplete';
+    let typeCode = 'REGULAR'; // 기본값
+
+    if (totalHours === 0) {
+      status = 'incomplete';
+    } else if (totalHours < 8) {
+      status = 'partial';
+      typeCode = 'PARTIAL';
+    } else if (totalHours === 8) {
+      status = 'complete';
+      typeCode = 'REGULAR';
+    } else {
+      status = 'overtime';
+      typeCode = 'OVERTIME';
+    }
+
+    // 근태 유형 ID 조회
+    const [types] = await db.execute('SELECT id FROM work_attendance_types WHERE type_code = ?', [typeCode]);
+    const typeId = types[0]?.id;
+
+    // 3. 기록 업데이트 (휴가 정보는 유지)
+    // 기존 기록 조회
+    const [existing] = await db.execute(
+      'SELECT id, vacation_type_id FROM daily_attendance_records WHERE worker_id = ? AND record_date = ?',
+      [workerId, date]
+    );
+
+    if (existing.length > 0) {
+      // 휴가가 설정되어 있고 시간이 0이면 휴가 상태 유지, 시간이 있으면 근무+휴가 복합 상태일 수 있음
+      // 여기서는 단순화하여 근무 시간이 있으면 근무 상태로 업데이트 (단, vacation_type_id는 유지)
+
+      const recordId = existing[0].id;
+      // 만약 기존 상태가 'vacation'이고 근무시간이 0이면 업데이트 건너뛸 수도 있지만,
+      // 작업보고서가 삭제되어 0이 된 경우도 있으므로 업데이트는 수행해야 함.
+
+      await db.execute(`
+        UPDATE daily_attendance_records
+        SET 
+          total_work_hours = ?,
+          attendance_type_id = ?,
+          status = ?,
+          updated_at = CURRENT_TIMESTAMP
+        WHERE id = ?
+      `, [totalHours, typeId, status, recordId]);
+
+      return { synced: true, totalHours, status };
+    } else {
+      // 기록이 없으면 생성 (일반적으로는 initializeDailyRecords로 생성되어 있어야 함)
+      // 생성자가 명확하지 않으므로 시스템(1) 또는 알 수 없음 처리
+      await db.execute(`
+        INSERT INTO daily_attendance_records
+        (record_date, worker_id, total_work_hours, attendance_type_id, status, created_by)
+        VALUES (?, ?, ?, ?, ?, 1)
+      `, [date, workerId, totalHours, typeId, status]);
+
+      return { synced: true, totalHours, status, created: true };
+    }
+  }
+
+  // 일일 근태 기록 초기화 (모든 활성 작업자에 대한 기본 레코드 생성)
+  static async initializeDailyRecords(date, createdBy) {
+    const db = await getDb();
+
+    // 1. 활성 작업자 조회
+    const [workers] = await db.execute(
+      'SELECT worker_id FROM workers WHERE status = "active"' // is_active check not needed as status covers it based on previous fix? Wait, previous fix used status='active'.
+    );
+
+    if (workers.length === 0) return { inserted: 0 };
+
+    // 2. 일일 근태 레코드 일괄 생성 (이미 존재하면 무시)
+    // VALUES (...), (...), ...
+    const values = workers.map(w => [date, w.worker_id, 'incomplete', createdBy]);
+
+    // Bulk INSERT IGNORE
+    // Note: mysql2 execute doesn't support nested arrays for bulk insert easily with placeholder ?
+    // We should build the query or use query method for pool?
+    // Using simple loop for safety and compatibility or building string.
+
+    let insertedCount = 0;
+
+    // 트랜잭션 사용 권장
+    const conn = await db.getConnection();
+    try {
+      await conn.beginTransaction();
+
+      for (const w of workers) {
+        const [result] = await conn.execute(`
+          INSERT IGNORE INTO daily_attendance_records 
+          (record_date, worker_id, status, created_by)
+          VALUES (?, ?, 'incomplete', ?)
+        `, [date, w.worker_id, createdBy]);
+
+        insertedCount += result.affectedRows;
+      }
+
+      await conn.commit();
+    } catch (err) {
+      await conn.rollback();
+      throw err;
+    } finally {
+      conn.release();
+    }
+
+    return { inserted: insertedCount, total_active_workers: workers.length };
+  }
+
   // 근태 기록 생성 또는 업데이트
   static async upsertAttendanceRecord(recordData) {
     const db = await getDb();
-    
+
     const {
       record_date,
       worker_id,
@@ -72,7 +199,7 @@ class AttendanceModel {
         is_overtime_approved,
         existing[0].id
       ]);
-      
+
       return { id: existing[0].id, affected: result.affectedRows };
     } else {
       // 생성
@@ -90,7 +217,7 @@ class AttendanceModel {
         is_overtime_approved,
         created_by
       ]);
-      
+
       return { id: result.insertId, affected: result.affectedRows };
     }
   }
@@ -98,7 +225,7 @@ class AttendanceModel {
   // 작업자별 근태 현황 조회 (대시보드용)
   static async getWorkerAttendanceStatus(date) {
     const db = await getDb();
-    
+
     // 모든 작업자와 해당 날짜의 근태 기록을 조회
     const [rows] = await db.execute(`
       SELECT 
@@ -127,51 +254,51 @@ class AttendanceModel {
       WHERE w.is_active = TRUE
       ORDER BY w.worker_name
     `, [date, date, date]);
-    
+
     return rows;
   }
 
   // 휴가 처리
   static async processVacation(workerId, date, vacationType, createdBy) {
     const db = await getDb();
-    
+
     // 휴가 유형 정보 조회
     const [vacationTypes] = await db.execute(
       'SELECT id, type_code, type_name, hours_deduction, description, is_active, created_at, updated_at FROM vacation_types WHERE type_code = ?',
       [vacationType]
     );
-    
+
     if (vacationTypes.length === 0) {
       throw new Error('유효하지 않은 휴가 유형입니다.');
     }
-    
+
     const vacationTypeInfo = vacationTypes[0];
-    
+
     // 현재 작업 시간 조회
     const [workHours] = await db.execute(`
       SELECT COALESCE(SUM(work_hours), 0) as total_hours
       FROM daily_work_reports 
       WHERE worker_id = ? AND report_date = ?
     `, [workerId, date]);
-    
+
     const currentHours = parseFloat(workHours[0].total_hours);
     const vacationHours = parseFloat(vacationTypeInfo.hours_deduction);
     const totalHours = currentHours + vacationHours;
-    
+
     // 근로 유형 결정
     let attendanceTypeCode = 'VACATION';
     let status = 'vacation';
-    
+
     if (totalHours >= 8) {
       attendanceTypeCode = totalHours > 8 ? 'OVERTIME' : 'REGULAR';
       status = totalHours > 8 ? 'overtime' : 'complete';
     }
-    
+
     const [attendanceTypes] = await db.execute(
       'SELECT id FROM work_attendance_types WHERE type_code = ?',
       [attendanceTypeCode]
     );
-    
+
     // 휴가 작업 기록 생성 (프로젝트 ID 13 = "연차/휴무", work_type_id 1 = 기본)
     await db.execute(`
       INSERT INTO daily_work_reports (
@@ -185,7 +312,7 @@ class AttendanceModel {
       `${vacationTypeInfo.type_name} 처리`,
       createdBy
     ]);
-    
+
     // 근태 기록 업데이트
     const attendanceData = {
       record_date: date,
@@ -196,14 +323,14 @@ class AttendanceModel {
       is_overtime_approved: false,
       created_by: createdBy
     };
-    
+
     return await this.upsertAttendanceRecord(attendanceData);
   }
 
   // 초과근무 승인
   static async approveOvertime(workerId, date, approvedBy) {
     const db = await getDb();
-    
+
     const [result] = await db.execute(`
       UPDATE daily_attendance_records 
       SET 
@@ -214,7 +341,7 @@ class AttendanceModel {
         updated_at = CURRENT_TIMESTAMP
       WHERE worker_id = ? AND record_date = ?
     `, [approvedBy, approvedBy, workerId, date]);
-    
+
     return result.affectedRows > 0;
   }
 
@@ -240,19 +367,19 @@ class AttendanceModel {
   static async getWorkerVacationBalance(workerId, year = null) {
     const db = await getDb();
     const currentYear = year || new Date().getFullYear();
-    
+
     const [rows] = await db.execute(`
       SELECT id, worker_id, year, total_annual_leave, used_annual_leave, notes, created_at, updated_at FROM worker_vacation_balance 
       WHERE worker_id = ? AND year = ?
     `, [workerId, currentYear]);
-    
+
     if (rows.length === 0) {
       // 기본 연차 생성 (15일)
       await db.execute(`
         INSERT INTO worker_vacation_balance (worker_id, year, total_annual_leave)
         VALUES (?, ?, 15.0)
       `, [workerId, currentYear]);
-      
+
       return {
         worker_id: workerId,
         year: currentYear,
@@ -261,14 +388,14 @@ class AttendanceModel {
         remaining_annual_leave: 15.0
       };
     }
-    
+
     return rows[0];
   }
 
   // 월별 근태 통계
   static async getMonthlyAttendanceStats(year, month, workerId = null) {
     const db = await getDb();
-    
+
     let query = `
       SELECT 
         w.worker_id,
@@ -285,16 +412,16 @@ class AttendanceModel {
         AND YEAR(dar.record_date) = ? AND MONTH(dar.record_date) = ?
       WHERE w.is_active = TRUE
     `;
-    
+
     const params = [year, month];
-    
+
     if (workerId) {
       query += ' AND w.worker_id = ?';
       params.push(workerId);
     }
-    
+
     query += ' GROUP BY w.worker_id, w.worker_name ORDER BY w.worker_name';
-    
+
     const [rows] = await db.execute(query, params);
     return rows;
   }

api.hyungi.net/models/dailyWorkReportModel.js

@@ -50,15 +50,15 @@ const createDailyReport = async (reportData, callback) => {
 
     console.log(`📝 ${created_by_name}이 ${report_date} ${worker_id}번 작업자에게 데이터 추가 중...`);
 
-   // ✅ 수정된 쿼리 (테이블 alias 추가):
-const [existingReports] = await conn.query(
-  `SELECT dwr.created_by, u.name as created_by_name, COUNT(*) as count, SUM(dwr.work_hours) as total_hours
+    // ✅ 수정된 쿼리 (테이블 alias 추가):
+    const [existingReports] = await conn.query(
+      `SELECT dwr.created_by, u.name as created_by_name, COUNT(*) as count, SUM(dwr.work_hours) as total_hours
    FROM daily_work_reports dwr
    LEFT JOIN users u ON dwr.created_by = u.user_id
    WHERE dwr.report_date = ? AND dwr.worker_id = ?
    GROUP BY dwr.created_by`,
-  [report_date, worker_id]
-);
+      [report_date, worker_id]
+    );
 
 
     console.log('기존 데이터 (삭제하지 않음):', existingReports);
@@ -67,26 +67,26 @@ const [existingReports] = await conn.query(
     const insertedIds = [];
     for (const entry of work_entries) {
       const { project_id, work_type_id, work_status_id, error_type_id, work_hours } = entry;
-      
+
       const [insertResult] = await conn.query(
         `INSERT INTO daily_work_reports 
          (report_date, worker_id, project_id, work_type_id, work_status_id, error_type_id, work_hours, created_by, created_at) 
          VALUES (?, ?, ?, ?, ?, ?, ?, ?, NOW())`,
         [report_date, worker_id, project_id, work_type_id, work_status_id || 1, error_type_id || null, work_hours, created_by]
       );
-      
+
       insertedIds.push(insertResult.insertId);
     }
 
-   // ✅ 수정된 쿼리:
-const [finalReports] = await conn.query(
-  `SELECT dwr.created_by, u.name as created_by_name, COUNT(*) as count, SUM(dwr.work_hours) as total_hours
+    // ✅ 수정된 쿼리:
+    const [finalReports] = await conn.query(
+      `SELECT dwr.created_by, u.name as created_by_name, COUNT(*) as count, SUM(dwr.work_hours) as total_hours
    FROM daily_work_reports dwr
    LEFT JOIN users u ON dwr.created_by = u.user_id
    WHERE dwr.report_date = ? AND dwr.worker_id = ?
    GROUP BY dwr.created_by`,
-  [report_date, worker_id]
-);
+      [report_date, worker_id]
+    );
 
     const grandTotal = finalReports.reduce((sum, report) => sum + parseFloat(report.total_hours || 0), 0);
     const myTotal = finalReports.find(r => r.created_by === created_by)?.total_hours || 0;
@@ -104,7 +104,7 @@ const [finalReports] = await conn.query(
          (action, report_id, new_values, changed_by, change_reason, created_at) 
          VALUES (?, ?, ?, ?, ?, NOW())`,
         [
-          'ADD_ACCUMULATE', 
+          'ADD_ACCUMULATE',
           insertedIds[0] || null,
           JSON.stringify({
             report_date,
@@ -124,9 +124,18 @@ const [finalReports] = await conn.query(
     }
 
     await conn.commit();
-    
-    callback(null, { 
-      success: true, 
+
+    // 5. 근태 기록 동기화 (추가)
+    try {
+      const AttendanceModel = require('./attendanceModel');
+      await AttendanceModel.syncWithWorkReports(worker_id, report_date);
+    } catch (syncErr) {
+      console.error('근태 기록 동기화 실패:', syncErr);
+      // 메인 트랜잭션은 성공했으므로 동기화 실패로 롤백하지 않음 (비동기 처리 또는 무시)
+    }
+
+    callback(null, {
+      success: true,
       inserted_count: insertedIds.length,
       deleted_count: 0, // 항상 0 (삭제 안함)
       action: 'accumulated',
@@ -138,7 +147,7 @@ const [finalReports] = await conn.query(
         contributors: finalReports
       }
     });
-    
+
   } catch (err) {
     await conn.rollback();
     console.error('작업보고서 누적 추가 오류:', err);
@@ -154,7 +163,7 @@ const [finalReports] = await conn.query(
 const getMyAccumulatedHours = async (date, worker_id, created_by, callback) => {
   try {
     const db = await getDb();
-    
+
     const sql = `
       SELECT 
         SUM(work_hours) as my_total_hours,
@@ -167,7 +176,7 @@ const getMyAccumulatedHours = async (date, worker_id, created_by, callback) => {
       LEFT JOIN projects p ON dwr.project_id = p.project_id
       WHERE dwr.report_date = ? AND dwr.worker_id = ? AND dwr.created_by = ?
     `;
-    
+
     const [rows] = await db.query(sql, [date, worker_id, created_by]);
     callback(null, rows[0] || { my_total_hours: 0, my_entry_count: 0, my_entries: null });
   } catch (err) {
@@ -182,12 +191,12 @@ const getMyAccumulatedHours = async (date, worker_id, created_by, callback) => {
 const getAccumulatedReportsByDate = async (date, worker_id, callback) => {
   try {
     const db = await getDb();
-    
+
     const sql = getSelectQuery() + `
       WHERE dwr.report_date = ? AND dwr.worker_id = ?
       ORDER BY dwr.created_by, dwr.created_at ASC
     `;
-    
+
     const [rows] = await db.query(sql, [date, worker_id]);
     callback(null, rows);
   } catch (err) {
@@ -202,7 +211,7 @@ const getAccumulatedReportsByDate = async (date, worker_id, callback) => {
 const getContributorsByDate = async (date, worker_id, callback) => {
   try {
     const db = await getDb();
-    
+
     const sql = `
       SELECT 
         dwr.created_by,
@@ -222,7 +231,7 @@ const getContributorsByDate = async (date, worker_id, callback) => {
       GROUP BY dwr.created_by
       ORDER BY total_hours DESC, first_entry ASC
     `;
-    
+
     const [rows] = await db.query(sql, [date, worker_id]);
     callback(null, rows);
   } catch (err) {
@@ -237,10 +246,10 @@ const getContributorsByDate = async (date, worker_id, callback) => {
 const removeSpecificEntry = async (entry_id, deleted_by, callback) => {
   const db = await getDb();
   const conn = await db.getConnection();
-  
+
   try {
     await conn.beginTransaction();
-    
+
     // 삭제 전 정보 확인
     const [entryInfo] = await conn.query(
       `SELECT dwr.*, w.worker_name, p.project_name, u.name as created_by_name
@@ -267,12 +276,12 @@ const removeSpecificEntry = async (entry_id, deleted_by, callback) => {
 
     // 개별 항목 삭제
     const [result] = await conn.query('DELETE FROM daily_work_reports WHERE id = ?', [entry_id]);
-    
+
     // 감사 로그 (삭제된 테이블이므로 콘솔 로그로 대체)
     console.log(`[삭제 로그] 작업자: ${entry.worker_name}, 프로젝트: ${entry.project_name}, 작업시간: ${entry.work_hours}시간, 삭제자: ${deleted_by}`);
 
     await conn.commit();
-    callback(null, { 
+    callback(null, {
       success: true,
       deleted_entry: {
         worker_name: entry.worker_name,
@@ -280,7 +289,7 @@ const removeSpecificEntry = async (entry_id, deleted_by, callback) => {
         work_hours: entry.work_hours
       }
     });
-    
+
   } catch (err) {
     await conn.rollback();
     console.error('개별 항목 삭제 오류:', err);
@@ -431,10 +440,10 @@ const getByRange = async (start_date, end_date, callback) => {
  */
 const searchWithDetails = async (params, callback) => {
   const { start_date, end_date, worker_id, project_id, work_status_id, created_by, page, limit } = params;
-  
+
   try {
     const db = await getDb();
-    
+
     // 조건 구성
     let whereConditions = ['dwr.report_date BETWEEN ? AND ?'];
     let queryParams = [start_date, end_date];
@@ -460,7 +469,7 @@ const searchWithDetails = async (params, callback) => {
     }
 
     const whereClause = whereConditions.join(' AND ');
-    
+
     // 총 개수 조회
     const countQuery = `
       SELECT COUNT(*) as total 
@@ -477,7 +486,7 @@ const searchWithDetails = async (params, callback) => {
       ORDER BY dwr.report_date DESC, w.worker_name ASC, dwr.created_at DESC
       LIMIT ? OFFSET ?
     `;
-    
+
     const dataParams = [...queryParams, limit, offset];
     const [rows] = await db.query(dataQuery, dataParams);
 
@@ -494,7 +503,7 @@ const searchWithDetails = async (params, callback) => {
 const getSummaryByDate = async (date, callback) => {
   try {
     const db = await getDb();
-    
+
     const sql = `
       SELECT 
         dwr.worker_id,
@@ -523,7 +532,7 @@ const getSummaryByDate = async (date, callback) => {
 const getSummaryByWorker = async (worker_id, callback) => {
   try {
     const db = await getDb();
-    
+
     const sql = `
       SELECT 
         dwr.report_date,
@@ -554,7 +563,7 @@ const getMonthlySummary = async (year, month, callback) => {
     const db = await getDb();
     const start = `${year.padStart(4, '0')}-${month.padStart(2, '0')}-01`;
     const end = `${year.padStart(4, '0')}-${month.padStart(2, '0')}-31`;
-    
+
     const sql = `
       SELECT 
         dwr.report_date,
@@ -588,47 +597,61 @@ const getMonthlySummary = async (year, month, callback) => {
 const updateById = async (id, updateData, callback) => {
   try {
     const db = await getDb();
-    
+
     const setFields = [];
     const values = [];
-    
+
     if (updateData.work_hours !== undefined) {
       setFields.push('work_hours = ?');
       values.push(updateData.work_hours);
     }
-    
+
     if (updateData.work_status_id !== undefined) {
       setFields.push('work_status_id = ?');
       values.push(updateData.work_status_id);
     }
-    
+
     if (updateData.error_type_id !== undefined) {
       setFields.push('error_type_id = ?');
       values.push(updateData.error_type_id);
     }
-    
+
     if (updateData.project_id !== undefined) {
       setFields.push('project_id = ?');
       values.push(updateData.project_id);
     }
-    
+
     if (updateData.work_type_id !== undefined) {
       setFields.push('work_type_id = ?');
       values.push(updateData.work_type_id);
     }
-    
+
     setFields.push('updated_at = NOW()');
-    
+
     if (updateData.updated_by) {
       setFields.push('updated_by = ?');
       values.push(updateData.updated_by);
     }
-    
+
     values.push(id);
-    
+
     const sql = `UPDATE daily_work_reports SET ${setFields.join(', ')} WHERE id = ?`;
     const [result] = await db.query(sql, values);
-    
+
+
+
+    // [Sync] 근태 기록 동기화
+    try {
+      const [targetReport] = await db.query('SELECT worker_id, report_date FROM daily_work_reports WHERE id = ?', [id]);
+      if (targetReport.length > 0) {
+        const { worker_id, report_date } = targetReport[0];
+        const AttendanceModel = require('./attendanceModel');
+        await AttendanceModel.syncWithWorkReports(worker_id, report_date);
+      }
+    } catch (syncErr) {
+      console.error('근태 기록 동기화 실패 (Update):', syncErr);
+    }
+
     callback(null, result.affectedRows);
   } catch (err) {
     console.error('작업보고서 수정 오류:', err);
@@ -642,16 +665,16 @@ const updateById = async (id, updateData, callback) => {
 const removeById = async (id, deletedBy, callback) => {
   const db = await getDb();
   const conn = await db.getConnection();
-  
+
   try {
     await conn.beginTransaction();
-    
+
     // 삭제 전 정보 저장 (감사 로그용)
     const [reportInfo] = await conn.query('SELECT * FROM daily_work_reports WHERE id = ?', [id]);
-    
+
     // 작업보고서 삭제
     const [result] = await conn.query('DELETE FROM daily_work_reports WHERE id = ?', [id]);
-    
+
     // 감사 로그 추가
     if (reportInfo.length > 0 && deletedBy) {
       try {
@@ -665,8 +688,21 @@ const removeById = async (id, deletedBy, callback) => {
         console.warn('감사 로그 추가 실패:', auditErr.message);
       }
     }
-    
+
     await conn.commit();
+
+
+    // [Sync] 근태 기록 동기화
+    if (reportInfo.length > 0) {
+      try {
+        const { worker_id, report_date } = reportInfo[0];
+        const AttendanceModel = require('./attendanceModel');
+        await AttendanceModel.syncWithWorkReports(worker_id, report_date);
+      } catch (syncErr) {
+        console.error('근태 기록 동기화 실패 (Delete):', syncErr);
+      }
+    }
+
     callback(null, result.affectedRows);
   } catch (err) {
     await conn.rollback();
@@ -683,22 +719,22 @@ const removeById = async (id, deletedBy, callback) => {
 const removeByDateAndWorker = async (date, worker_id, deletedBy, callback) => {
   const db = await getDb();
   const conn = await db.getConnection();
-  
+
   try {
     await conn.beginTransaction();
-    
+
     // 삭제 전 정보 저장 (감사 로그용)
     const [reportInfos] = await conn.query(
-      'SELECT id, report_date, worker_id, project_id, work_type_id, work_status_id, error_type_id, work_hours, created_at, updated_at, created_by, updated_by FROM daily_work_reports WHERE report_date = ? AND worker_id = ?', 
+      'SELECT id, report_date, worker_id, project_id, work_type_id, work_status_id, error_type_id, work_hours, created_at, updated_at, created_by, updated_by FROM daily_work_reports WHERE report_date = ? AND worker_id = ?',
       [date, worker_id]
     );
-    
+
     // 작업보고서 삭제
     const [result] = await conn.query(
       'DELETE FROM daily_work_reports WHERE report_date = ? AND worker_id = ?',
       [date, worker_id]
     );
-    
+
     // 감사 로그 추가
     if (reportInfos.length > 0 && deletedBy) {
       try {
@@ -712,8 +748,18 @@ const removeByDateAndWorker = async (date, worker_id, deletedBy, callback) => {
         console.warn('감사 로그 추가 실패:', auditErr.message);
       }
     }
-    
+
     await conn.commit();
+
+
+    // [Sync] 근태 기록 동기화
+    try {
+      const AttendanceModel = require('./attendanceModel');
+      await AttendanceModel.syncWithWorkReports(worker_id, date);
+    } catch (syncErr) {
+      console.error('근태 기록 동기화 실패 (Batch Delete):', syncErr);
+    }
+
     callback(null, result.affectedRows);
   } catch (err) {
     await conn.rollback();
@@ -730,7 +776,7 @@ const removeByDateAndWorker = async (date, worker_id, deletedBy, callback) => {
 const getStatistics = async (start_date, end_date) => {
   try {
     const db = await getDb();
-    
+
     const overallSql = `
       SELECT 
         COUNT(*) as total_reports,
@@ -741,7 +787,7 @@ const getStatistics = async (start_date, end_date) => {
       WHERE report_date BETWEEN ? AND ?
     `;
     const [overallRows] = await db.query(overallSql, [start_date, end_date]);
-    
+
     const dailyStatsSql = `
       SELECT 
         report_date,
@@ -753,7 +799,7 @@ const getStatistics = async (start_date, end_date) => {
       ORDER BY report_date DESC
     `;
     const [dailyStats] = await db.query(dailyStatsSql, [start_date, end_date]);
-    
+
     return {
       overall: overallRows[0],
       daily_breakdown: dailyStats
@@ -798,7 +844,17 @@ const createReportEntries = async ({ report_date, worker_id, entries }) => {
     }
 
     await conn.commit();
-    
+
+
+
+    // [Sync] 근태 기록 동기화
+    try {
+      const AttendanceModel = require('./attendanceModel');
+      await AttendanceModel.syncWithWorkReports(worker_id, report_date);
+    } catch (syncErr) {
+      console.error('근태 기록 동기화 실패 (V2 Create):', syncErr);
+    }
+
     console.log(`[Model] ${insertedIds.length}개 작업 항목 생성 완료.`);
     return {
       inserted_ids: insertedIds,
@@ -863,7 +919,7 @@ const getReportsWithOptions = async (options) => {
     whereConditions.push('dwr.report_date BETWEEN ? AND ?');
     queryParams.push(options.start_date, options.end_date);
   }
-  
+
   if (options.worker_id) {
     whereConditions.push('dwr.worker_id = ?');
     queryParams.push(options.worker_id);
@@ -898,7 +954,7 @@ const getReportsWithOptions = async (options) => {
  */
 const updateReportById = async (reportId, updateData) => {
   const db = await getDb();
-  
+
   // 허용된 필드 목록 (보안 및 안정성) - 실제 테이블 컬럼명 사용
   const allowedFields = ['project_id', 'work_type_id', 'work_hours', 'work_status_id', 'error_type_id'];
   const setClauses = [];
@@ -913,8 +969,8 @@ const updateReportById = async (reportId, updateData) => {
 
   // updated_by_user_id는 항상 업데이트
   if (updateData.updated_by_user_id) {
-      setClauses.push('updated_by_user_id = ?');
-      queryParams.push(updateData.updated_by_user_id);
+    setClauses.push('updated_by_user_id = ?');
+    queryParams.push(updateData.updated_by_user_id);
   }
 
   if (setClauses.length === 0) {
@@ -923,10 +979,28 @@ const updateReportById = async (reportId, updateData) => {
 
   queryParams.push(reportId);
 
+  // [Sync] 업데이트 전 정보 조회 (동기화를 위해)
+  let targetInfo = null;
+  try {
+    const [rows] = await db.query('SELECT worker_id, report_date FROM daily_work_reports WHERE id = ?', [reportId]);
+    if (rows.length > 0) targetInfo = rows[0];
+  } catch (e) { console.warn('Sync fetch failed', e); }
+
   const sql = `UPDATE daily_work_reports SET ${setClauses.join(', ')} WHERE id = ?`;
 
   try {
     const [result] = await db.query(sql, queryParams);
+
+    // [Sync] 근태 기록 동기화
+    if (targetInfo) {
+      try {
+        const AttendanceModel = require('./attendanceModel');
+        await AttendanceModel.syncWithWorkReports(targetInfo.worker_id, targetInfo.report_date);
+      } catch (syncErr) {
+        console.error('근태 기록 동기화 실패 (V2 Update):', syncErr);
+      }
+    }
+
     return result.affectedRows;
   } catch (err) {
     console.error(`[Model] 작업 보고서 수정 오류 (id: ${reportId}):`, err);
@@ -943,22 +1017,34 @@ const updateReportById = async (reportId, updateData) => {
 const removeReportById = async (reportId, deletedByUserId) => {
   const db = await getDb();
   const conn = await db.getConnection();
-  
+
   try {
     await conn.beginTransaction();
-    
+
     // 감사 로그를 위해 삭제 전 정보 조회
     const [reportInfo] = await conn.query('SELECT id, report_date, worker_id, project_id, work_type_id, work_status_id, error_type_id, work_hours, created_at, updated_at, created_by, updated_by FROM daily_work_reports WHERE id = ?', [reportId]);
-    
+
     // 실제 삭제 작업
     const [result] = await conn.query('DELETE FROM daily_work_reports WHERE id = ?', [reportId]);
-    
+
     // 감사 로그 (삭제된 테이블이므로 콘솔 로그로 대체)
     if (reportInfo.length > 0 && deletedByUserId) {
       console.log(`[삭제 로그] 보고서 ID: ${reportId}, 삭제자: ${deletedByUserId}, 사유: Manual deletion by user`);
     }
-    
+
     await conn.commit();
+
+    // [Sync] 근태 기록 동기화
+    if (reportInfo.length > 0) {
+      try {
+        const { worker_id, report_date } = reportInfo[0];
+        const AttendanceModel = require('./attendanceModel');
+        await AttendanceModel.syncWithWorkReports(worker_id, report_date);
+      } catch (syncErr) {
+        console.error('근태 기록 동기화 실패 (V2 Delete):', syncErr);
+      }
+    }
+
     return result.affectedRows;
 
   } catch (err) {
@@ -1141,7 +1227,7 @@ module.exports = {
   getAllWorkTypes,
   getAllWorkStatusTypes,
   getAllErrorTypes,
-  
+
   // 마스터 데이터 CRUD
   createWorkType,
   updateWorkType,