Add UserIds field to ChatReduced model and update GetAllChats to retr…

…ieve associated user IDs

pkg/models/query/chat_reduced.go

@@ -5,6 +5,7 @@ import (
 )
 
 type ChatReduced struct {
-	Id   uuid.UUID `json:"id" binding:"required"`
-	Name string    `json:"name" binding:"required"`
+	Id      uuid.UUID   `json:"id" binding:"required"`
+	Name    string      `json:"name" binding:"required"`
+	UserIds []uuid.UUID `json:"user_ids" binding:"required"`
 }

pkg/query/store/repository/chats_repository.go

@@ -134,6 +134,35 @@ func (repo *ChatRepository) GetAllChats(limit, offset int, userId uuid.UUID) ([]
 		if err := rows.Scan(&chat.Id, &chat.Name); err != nil {
 			return nil, err
 		}
+
+		userStmt, err := repo.db.Prepare(`
+			SELECT user_id
+			FROM Users
+			WHERE chat_id = ?
+		`)
+		if err != nil {
+			return nil, err
+		}
+		defer userStmt.Close()
+
+		userRows, err := userStmt.Query(chat.Id.String())
+		if err != nil {
+			return nil, err
+		}
+		defer userRows.Close()
+
+		for userRows.Next() {
+			var userId uuid.UUID
+			if err := userRows.Scan(&userId); err != nil {
+				return nil, err
+			}
+			chat.UserIds = append(chat.UserIds, userId)
+		}
+
+		if err := userRows.Err(); err != nil {
+			return nil, err
+		}
+
 		chats = append(chats, chat)
 	}