added ability to change user info

internal/store/memory/users.go

@@ -245,6 +245,25 @@ func (s *UserStore) UpdateProfile(_ context.Context, userID int64, firstName, la
 	return u, nil
 }
 
+func (s *UserStore) UpdatePhone(_ context.Context, userID int64, phone string) (domain.User, error) {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+	u, ok := s.byID[userID]
+	if !ok || u.Deleted {
+		return domain.User{}, domain.ErrUserNotFound
+	}
+	if phone != "" {
+		for id, existing := range s.byID {
+			if id != userID && existing.Phone == phone {
+				return domain.User{}, domain.ErrPhoneNumberOccupied
+			}
+		}
+	}
+	u.Phone = phone
+	s.byID[userID] = u
+	return u, nil
+}
+
 func (s *UserStore) UpdateBirthday(_ context.Context, userID int64, birthday domain.Birthday) (domain.User, error) {
 	s.mu.Lock()
 	defer s.mu.Unlock()

internal/store/postgres/user.go

@@ -220,6 +220,26 @@ func (s *UserStore) UpdateProfile(ctx context.Context, userID int64, firstName,
 	return userFromModel(row), nil
 }
 
+// UpdatePhone force-sets a user's phone number. Used only by the admin
+// panel -- the user-facing change-phone flow (internal/app/account) requires
+// a verified code and lives in internal/store/postgres/phone_change.go.
+func (s *UserStore) UpdatePhone(ctx context.Context, userID int64, phone string) (domain.User, error) {
+	row, err := s.q.UpdateUserPhone(ctx, sqlcgen.UpdateUserPhoneParams{
+		ID:    userID,
+		Phone: phone,
+	})
+	if err != nil {
+		if isUniqueConstraint(err, "users_phone_unique_idx") {
+			return domain.User{}, domain.ErrPhoneNumberOccupied
+		}
+		if errors.Is(err, pgx.ErrNoRows) {
+			return domain.User{}, domain.ErrUserNotFound
+		}
+		return domain.User{}, fmt.Errorf("update user phone: %w", err)
+	}
+	return userFromModel(row), nil
+}
+
 func (s *UserStore) UpdateUsername(ctx context.Context, userID int64, username string) (domain.User, error) {
 	username = strings.TrimSpace(strings.TrimPrefix(username, "@"))
 	usernameLower := strings.ToLower(username)

internal/store/user.go

@@ -20,6 +20,9 @@ type UserStore interface {
 	Search(ctx context.Context, currentUserID int64, query, phoneQuery string, limit int) (domain.UserSearchResult, error)
 	UpdateProfile(ctx context.Context, userID int64, firstName, lastName, about string) (domain.User, error)
 	UpdateUsername(ctx context.Context, userID int64, username string) (domain.User, error)
+	// UpdatePhone force-sets a user's phone number (admin use -- no code
+	// verification, unlike the user-facing verified change-phone flow).
+	UpdatePhone(ctx context.Context, userID int64, phone string) (domain.User, error)
 	UpdateLastSeen(ctx context.Context, userID int64, lastSeenAt int) error
 	// Create 创建用户并返回分配了 ID 的副本。
 	Create(ctx context.Context, u domain.User) (domain.User, error)