fix ui

management/src/api.ts

@@ -649,6 +649,21 @@ export const apiUpdateAttendanceStatus = async (
   return res.json();
 };
 
+export const apiUpdateAttendanceBulkStatus = async (
+  rkId: number,
+  payload: { date: string; period: number; studentRkIds: number[]; status: number }
+) => {
+  const res = await staffFetch(`/classes/${rkId}/attendance/bulk-status`, {
+    method: 'PUT',
+    body: JSON.stringify(payload),
+  });
+  if (!res.ok) {
+    const err = await res.json().catch(() => ({}));
+    throw new Error(err.error || 'Failed to update attendance status');
+  }
+  return res.json();
+};
+
 export const apiPushAttendanceQLDT = async (rkId: number, date: string, period: number) => {
   const res = await staffFetch(`/classes/${rkId}/attendance/push-qldt`, {
     method: 'POST',

management/src/components/AttendancePanel.tsx

@@ -5,6 +5,7 @@ import {
   apiFetchAttendanceShifts,
   apiPushAttendanceQLDT,
   apiUpdateAttendanceStatus,
+  apiUpdateAttendanceBulkStatus,
   attendanceStatusClass,
   type AttendanceRow,
   type AttendanceShiftInfo,
@@ -34,6 +35,7 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
   const [loading, setLoading] = useState(false);
   const [pushing, setPushing] = useState(false);
   const [searchQuery, setSearchQuery] = useState('');
+  const [selectedStudentRkIds, setSelectedStudentRkIds] = useState<number[]>([]);
 
   const loadShifts = useCallback(async () => {
     try {
@@ -53,6 +55,7 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
       const res = await apiFetchAttendance(classId, date, period);
       setRows(res.data || []);
       setShiftInfo(res.shift || null);
+      setSelectedStudentRkIds([]); // Clear selection when data changes
     } catch (e: any) {
       alert(e.message || 'Không tải được điểm danh');
     } finally {
@@ -83,6 +86,12 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
     return counts;
   }, [rows]);
 
+  const toggleStudentSelection = useCallback((studentRkId: number) => {
+    setSelectedStudentRkIds(prev =>
+      prev.includes(studentRkId) ? prev.filter(id => id !== studentRkId) : [...prev, studentRkId]
+    );
+  }, []);
+
   const handleStatusChange = async (studentRkId: number, status: number) => {
     try {
       await apiUpdateAttendanceStatus(classId, { date, period, studentRkId, status });
@@ -92,6 +101,25 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
     }
   };
 
+  const handleBulkStatusChange = async (status: number) => {
+    if (selectedStudentRkIds.length === 0) return;
+    try {
+      setLoading(true);
+      await apiUpdateAttendanceBulkStatus(classId, {
+        date,
+        period,
+        studentRkIds: selectedStudentRkIds,
+        status,
+      });
+      setSelectedStudentRkIds([]);
+      await loadAttendance();
+    } catch (e: any) {
+      alert(e.message || 'Cập nhật hàng loạt thất bại');
+    } finally {
+      setLoading(false);
+    }
+  };
+
   const handlePushQLDT = async () => {
     if (!shiftInfo?.courseId) {
       alert('Ca học này chưa chọn môn học. Vui lòng cấu hình trong lịch học.');
@@ -213,6 +241,35 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
         Sửa trạng thái thủ công sẽ được khóa — hệ thống tự tính sẽ không ghi đè.
       </p>
 
+      {selectedStudentRkIds.length > 0 && (
+        <div className="attendance-bulk-actions">
+          <span className="attendance-bulk-title">
+            Đang chọn {selectedStudentRkIds.length} sinh viên:
+          </span>
+          <div className="attendance-bulk-btns">
+            {ATTENDANCE_STATUS_OPTIONS.map(opt => (
+              <button
+                key={opt.value}
+                type="button"
+                className={`btn btn-secondary ${attendanceStatusClass(opt.value)}`}
+                style={{ padding: '0.25rem 0.75rem', fontSize: '0.875rem', border: '1px solid var(--att-border)' }}
+                onClick={() => handleBulkStatusChange(opt.value)}
+              >
+                Gắn &quot;{opt.label}&quot;
+              </button>
+            ))}
+          </div>
+          <button
+            type="button"
+            className="btn btn-muted attendance-bulk-btn-close"
+            style={{ padding: '0.25rem 0.75rem', fontSize: '0.875rem' }}
+            onClick={() => setSelectedStudentRkIds([])}
+          >
+            Hủy chọn
+          </button>
+        </div>
+      )}
+
       <div className="attendance-table-scroll table-wrapper">
         {loading ? (
           <div className="empty-state"><div className="sync-spinner" style={{ width: 28, height: 28 }} /></div>
@@ -220,6 +277,22 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
           <table className="data-table attendance-table">
             <thead>
               <tr>
+                <th style={{ width: '45px', textAlign: 'center' }}>
+                  <input
+                    type="checkbox"
+                    checked={filteredRows.length > 0 && filteredRows.every(r => selectedStudentRkIds.includes(r.studentRkId))}
+                    onChange={(e) => {
+                      if (e.target.checked) {
+                        const newIds = new Set(selectedStudentRkIds);
+                        filteredRows.forEach(r => newIds.add(r.studentRkId));
+                        setSelectedStudentRkIds(Array.from(newIds));
+                      } else {
+                        const filteredIds = filteredRows.map(r => r.studentRkId);
+                        setSelectedStudentRkIds(selectedStudentRkIds.filter(id => !filteredIds.includes(id)));
+                      }
+                    }}
+                  />
+                </th>
                 <th>Sinh viên</th>
                 <th>Online</th>
                 <th>Trạng thái</th>
@@ -229,53 +302,73 @@ export const AttendancePanel: React.FC<AttendancePanelProps> = ({ classId }) =>
             <tbody>
               {filteredRows.length === 0 ? (
                 <tr>
-                  <td colSpan={4} style={{ textAlign: 'center', color: 'var(--text-muted)' }}>
+                  <td colSpan={5} style={{ textAlign: 'center', color: 'var(--text-muted)' }}>
                     {rows.length === 0 ? 'Chưa có dữ liệu điểm danh' : 'Không tìm thấy sinh viên phù hợp'}
                   </td>
                 </tr>
               ) : (
-                filteredRows.map(row => (
+                filteredRows.map(row => {
-                  <tr key={row.studentRkId} className={attendanceStatusClass(row.status)}>
+                  const isSelected = selectedStudentRkIds.includes(row.studentRkId);
-                    <td>
+                  return (
-                      <div className="attendance-student-name">{row.fullName}</div>
+                    <tr key={row.studentRkId} className={attendanceStatusClass(row.status)}>
-                      <div className="attendance-student-meta">
+                      <td
-                        <code>{row.studentCode}</code>
+                        style={{ textAlign: 'center', cursor: 'pointer' }}
-                        {row.email && <span>{row.email}</span>}
+                        onClick={() => toggleStudentSelection(row.studentRkId)}
-                      </div>
-                    </td>
-                    <td>
-                      <span className="attendance-online-mins">{row.onlineMinutes}</span>
-                      <span className="attendance-online-unit">phút</span>
-                    </td>
-                    <td>
-                      <select
-                        className={`attendance-status-select ${attendanceStatusClass(row.status)}`}
-                        value={row.status}
-                        onChange={e => handleStatusChange(row.studentRkId, Number(e.target.value))}
                       >
-                        {ATTENDANCE_STATUS_OPTIONS.map(opt => (
+                        <input
-                          <option key={opt.value} value={opt.value}>{opt.label}</option>
+                          type="checkbox"
-                        ))}
+                          checked={isSelected}
-                      </select>
+                          onChange={() => {}}
-                    </td>
+                          onClick={(e) => {
-                    <td>
+                            e.stopPropagation();
-                      <div className="attendance-notes">
+                            toggleStudentSelection(row.studentRkId);
-                        {row.pushedToQldtAt ? (
+                          }}
-                          <span className="attendance-qldt-tag attendance-qldt-tag--ok" title={row.pushedToQldtAt}>
+                        />
-                            QLĐT ✓
+                      </td>
-                          </span>
+                      <td
-                        ) : (
+                        style={{ cursor: 'pointer' }}
-                          <span className="attendance-qldt-tag attendance-qldt-tag--pending">Chưa QLĐT</span>
+                        onClick={() => toggleStudentSelection(row.studentRkId)}
-                        )}
+                      >
-                        {row.statusEditedByTeacher && (
+                        <div className="attendance-student-name">{row.fullName}</div>
-                          <span className="attendance-lock-tag" title="Giáo viên đã sửa — không bị ghi đè">
+                        <div className="attendance-student-meta">
-                            Đã khóa
+                          <code>{row.studentCode}</code>
-                          </span>
+                          {row.email && <span>{row.email}</span>}
-                        )}
+                        </div>
-                      </div>
+                      </td>
-                    </td>
+                      <td>
-                  </tr>
+                        <span className="attendance-online-mins">{row.onlineMinutes}</span>
-                ))
+                        <span className="attendance-online-unit">phút</span>
+                      </td>
+                      <td>
+                        <select
+                          className={`attendance-status-select ${attendanceStatusClass(row.status)}`}
+                          value={row.status}
+                          onChange={e => handleStatusChange(row.studentRkId, Number(e.target.value))}
+                        >
+                          {ATTENDANCE_STATUS_OPTIONS.map(opt => (
+                            <option key={opt.value} value={opt.value}>{opt.label}</option>
+                          ))}
+                        </select>
+                      </td>
+                      <td>
+                        <div className="attendance-notes">
+                          {row.pushedToQldtAt ? (
+                            <span className="attendance-qldt-tag attendance-qldt-tag--ok" title={row.pushedToQldtAt}>
+                              QLĐT ✓
+                            </span>
+                          ) : (
+                            <span className="attendance-qldt-tag attendance-qldt-tag--pending">Chưa QLĐT</span>
+                          )}
+                          {row.statusEditedByTeacher && (
+                            <span className="attendance-lock-tag" title="Giáo viên đã sửa — không bị ghi đè">
+                              Đã khóa
+                            </span>
+                          )}
+                        </div>
+                      </td>
+                    </tr>
+                  );
+                })
               )}
             </tbody>
           </table>

management/src/index.css

@@ -2102,6 +2102,47 @@ input:checked + .slider:before {
   font-weight: 600;
 }
 
+/* Thanh thao tác hàng loạt */
+.attendance-bulk-actions {
+  display: flex;
+  align-items: center;
+  gap: 1rem;
+  padding: 0.75rem 1.25rem;
+  background: var(--bg-card, #ffffff);
+  border: 1px solid var(--border-color, #dee2e6);
+  border-radius: 8px;
+  margin-bottom: 1rem;
+  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
+  animation: attendanceSlideDown 0.2s ease-out;
+}
+
+.attendance-bulk-title {
+  font-weight: 600;
+  font-size: 0.9rem;
+  color: var(--text-color, #212529);
+}
+
+.attendance-bulk-btns {
+  display: flex;
+  gap: 0.5rem;
+  flex-wrap: wrap;
+}
+
+.attendance-bulk-btn-close {
+  margin-left: auto;
+}
+
+@keyframes attendanceSlideDown {
+  from {
+    opacity: 0;
+    transform: translateY(-10px);
+  }
+  to {
+    opacity: 1;
+    transform: translateY(0);
+  }
+}
+
 /* Trạng thái điểm danh — màu theo status 0..4 */
 .attendance-status--0,
 .attendance-summary-chip.attendance-status--0 {
@@ -2156,6 +2197,10 @@ input:checked + .slider:before {
   background: var(--att-bg);
 }
 
+.attendance-table tbody tr:hover {
+  filter: brightness(0.97);
+}
+
 .attendance-student-name {
   font-weight: 700;
   font-size: 0.88rem;

server/internal/handlers/handlers_attendance.go

@@ -366,6 +366,69 @@ func UpdateAttendanceStatusHandler(db *gorm.DB) fiber.Handler {
 	}
 }
 
+// PUT /api/classes/:rkId/attendance/bulk-status
+func UpdateAttendanceBulkStatusHandler(db *gorm.DB) fiber.Handler {
+	return func(c *fiber.Ctx) error {
+		classRkID, _ := strconv.ParseInt(c.Params("rkId"), 10, 64)
+		var req struct {
+			Date         string  `json:"date"`
+			Period       int     `json:"period"`
+			StudentRkIDs []int64 `json:"studentRkIds"`
+			Status       int     `json:"status"`
+		}
+		if err := c.BodyParser(&req); err != nil {
+			return c.Status(fiber.StatusBadRequest).JSON(fiber.Map{"error": "Invalid payload"})
+		}
+		if req.Date == "" {
+			req.Date = qldt.NowDateVN()
+		}
+		if req.Period < 1 {
+			req.Period = 1
+		}
+		if len(req.StudentRkIDs) == 0 {
+			return c.JSON(fiber.Map{"ok": true, "message": "No students selected"})
+		}
+
+		label := qldt.AttendanceStatusLabel(req.Status)
+		tx := db.Begin()
+		for _, studentRkID := range req.StudentRkIDs {
+			var row models.AttendanceResult
+			err := tx.Where("class_rk_id = ? AND session_date = ? AND period = ? AND student_rk_id = ?",
+				classRkID, req.Date, req.Period, studentRkID).First(&row).Error
+			if err == gorm.ErrRecordNotFound {
+				row = models.AttendanceResult{
+					ClassRkID:             classRkID,
+					SessionDate:           req.Date,
+					Period:                req.Period,
+					StudentRkID:           studentRkID,
+					Status:                req.Status,
+					StatusLabel:           label,
+					StatusEditedByTeacher: true,
+				}
+				if err := tx.Create(&row).Error; err != nil {
+					tx.Rollback()
+					return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+				}
+			} else if err != nil {
+				tx.Rollback()
+				return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+			} else {
+				row.Status = req.Status
+				row.StatusLabel = label
+				row.StatusEditedByTeacher = true
+				if err := tx.Save(&row).Error; err != nil {
+					tx.Rollback()
+					return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+				}
+			}
+		}
+		if err := tx.Commit().Error; err != nil {
+			return c.Status(fiber.StatusInternalServerError).JSON(fiber.Map{"error": err.Error()})
+		}
+		return c.JSON(fiber.Map{"ok": true})
+	}
+}
+
 // POST /api/classes/:rkId/attendance/push-qldt
 func PushAttendanceToQLDTHandler(db *gorm.DB, qldtClient *qldt.Client, token string) fiber.Handler {
 	return func(c *fiber.Ctx) error {

server/main.go

@@ -158,6 +158,7 @@ func main() {
 	staff.Get("/classes/:rkId/attendance", handlers.GetClassAttendanceHandler(gormDB))
 	staff.Get("/classes/:rkId/attendance/shifts", handlers.ListAttendanceShiftsHandler(gormDB))
 	staff.Put("/classes/:rkId/attendance/status", handlers.UpdateAttendanceStatusHandler(gormDB))
+	staff.Put("/classes/:rkId/attendance/bulk-status", handlers.UpdateAttendanceBulkStatusHandler(gormDB))
 	staff.Post("/classes/:rkId/attendance/push-qldt", handlers.PushAttendanceToQLDTHandler(gormDB, qldtClient, qldtToken))
 
 	// Chat & quản lý tài khoản