update get letter

internal/repository/letter_outgoing_repository.go

@@ -260,6 +260,108 @@ func (r *LetterOutgoingRepository) List(ctx context.Context, filter ListOutgoing
 	return list, total, nil
 }
 
+func (r *LetterOutgoingRepository) ListAll(ctx context.Context, filter ListOutgoingLettersFilter, limit, offset int) ([]entities.LetterOutgoing, int64, error) {
+	db := DBFromContext(ctx, r.db)
+	query := db.WithContext(ctx).Model(&entities.LetterOutgoing{}).Where("deleted_at IS NULL")
+
+	// Apply search query filter
+	if filter.Query != nil {
+		q := "%" + *filter.Query + "%"
+		query = query.Where("subject ILIKE ? OR reference_number ILIKE ? OR letter_number ILIKE ?", q, q, q)
+	}
+
+	// Filter by creator (if admin wants to see letters from specific creator)
+	if filter.CreatedBy != nil {
+		query = query.Where("created_by = ?", *filter.CreatedBy)
+	}
+
+	// Filter by receiver institution
+	if filter.ReceiverInstitutionID != nil {
+		query = query.Where("receiver_institution_id = ?", *filter.ReceiverInstitutionID)
+	}
+
+	// Filter by priority
+	if filter.PriorityID != nil {
+		query = query.Where("priority_id = ?", *filter.PriorityID)
+	}
+
+	// Filter by multiple priorities
+	if len(filter.PriorityIDs) > 0 {
+		query = query.Where("priority_id IN ?", filter.PriorityIDs)
+	}
+
+	// Date range filters
+	if filter.FromDate != nil {
+		query = query.Where("issue_date >= ?", *filter.FromDate)
+	}
+	if filter.ToDate != nil {
+		query = query.Where("issue_date <= ?", *filter.ToDate)
+	}
+
+	// Filter by approval status (if admin wants to see letters with specific approval status)
+	// Note: This is different from user-specific approval status
+	if filter.Status != nil {
+		query = query.Joins("LEFT JOIN letter_outgoing_approvals ON letter_outgoing_approvals.letter_id = letters_outgoing.id").
+			Where("letter_outgoing_approvals.status = ?", *filter.Status).
+			Distinct()
+	}
+
+	// Get total count
+	var total int64
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	// Prepare sorting
+	orderBy := "created_at DESC" // default
+	if filter.SortBy != nil {
+		sortField := *filter.SortBy
+		sortDirection := "ASC"
+		if filter.SortOrder != nil && (*filter.SortOrder == "desc" || *filter.SortOrder == "DESC") {
+			sortDirection = "DESC"
+		}
+
+		switch sortField {
+		case "letter_number":
+			orderBy = "letter_number " + sortDirection
+		case "subject":
+			orderBy = "subject " + sortDirection
+		case "issue_date":
+			orderBy = "issue_date " + sortDirection
+		case "status":
+			orderBy = "status " + sortDirection
+		case "created_at":
+			orderBy = "created_at " + sortDirection
+		default:
+			orderBy = "created_at " + sortDirection
+		}
+	}
+
+	// Get paginated data with all relations
+	var list []entities.LetterOutgoing
+	if err := query.
+		Preload("Priority").
+		Preload("ReceiverInstitution").
+		Preload("Creator").
+		Preload("Creator.Profile").
+		Preload("Creator.Departments").
+		Preload("Recipients").
+		Preload("Recipients.User").
+		Preload("Recipients.Department").
+		Preload("Attachments").
+		Preload("Approvals").
+		Preload("Approvals.Step").
+		Preload("Approvals.Approver").
+		Order(orderBy).
+		Limit(limit).
+		Offset(offset).
+		Find(&list).Error; err != nil {
+		return nil, 0, err
+	}
+
+	return list, total, nil
+}
+
 func (r *LetterOutgoingRepository) Search(ctx context.Context, filters map[string]interface{}, limit, offset int, sortBy, sortOrder string) ([]entities.LetterOutgoing, int64, error) {
 	db := DBFromContext(ctx, r.db)
 	query := db.WithContext(ctx).Model(&entities.LetterOutgoing{}).Where("deleted_at IS NULL")

internal/repository/letter_repository.go

@@ -242,6 +242,42 @@ func (r *LetterIncomingRepository) List(ctx context.Context, filter ListIncoming
 	return list, total, nil
 }
 
+func (r *LetterIncomingRepository) ListAll(ctx context.Context, filter ListIncomingLettersFilter, limit, offset int) ([]entities.LetterIncoming, int64, error) {
+	db := DBFromContext(ctx, r.db)
+	query := db.WithContext(ctx).Model(&entities.LetterIncoming{}).Where("deleted_at IS NULL")
+
+	// Apply filters (same as ListAll)
+	if len(filter.PriorityIDs) > 0 {
+		query = query.Where("letters_incoming.priority_id IN ?", filter.PriorityIDs)
+	}
+
+	if filter.Status != nil {
+		query = query.Where("letters_incoming.status = ?", *filter.Status)
+	}
+
+	if filter.Query != nil {
+		q := "%" + *filter.Query + "%"
+		query = query.Where("letters_incoming.subject ILIKE ? OR letters_incoming.reference_number ILIKE ? OR letters_incoming.letter_number ILIKE ?", q, q, q)
+	}
+
+	// Get total count
+	var total int64
+	if err := query.Count(&total).Error; err != nil {
+		return nil, 0, err
+	}
+
+	// Get paginated data with preloaded relations
+	var list []entities.LetterIncoming
+	if err := query.
+		Limit(limit).
+		Offset(offset).
+		Find(&list).Error; err != nil {
+		return nil, 0, err
+	}
+
+	return list, total, nil
+}
+
 func (r *LetterIncomingRepository) Search(ctx context.Context, filters map[string]interface{}, limit, offset int, sortBy, sortOrder string) ([]entities.LetterIncoming, int64, error) {
 	db := DBFromContext(ctx, r.db)
 	query := db.WithContext(ctx).Model(&entities.LetterIncoming{}).Where("deleted_at IS NULL")