modify: sortCol 변환을 삼항연산자에서 객체 형식으로 수정

Author: ooheunda

src/repositories/leaderboard.repository.ts

@@ -9,7 +9,6 @@ export class LeaderboardRepository {
  async getUserLeaderboard(sort: UserLeaderboardSortType, dateRange: number, limit: number) {
  try {
  const cteQuery = this.buildLeaderboardCteQuery();
- const sortCol = sort === 'postCount' ? 'post_diff' : sort === 'likeCount' ? 'like_diff' : 'view_diff';
 
  const query = `
  ${cteQuery}
@@ -28,7 +27,7 @@ export class LeaderboardRepository {
  LEFT JOIN start_stats ss ON ss.post_id = p.id
  WHERE u.email IS NOT NULL
  GROUP BY u.id, u.email
- ORDER BY ${sortCol} DESC
+ ORDER BY ${this.SORT_COL_MAPPING[sort]} DESC
  LIMIT $2;
  `;
  const result = await this.pool.query(query, [dateRange, limit]);
@@ -43,7 +42,6 @@ export class LeaderboardRepository {
  async getPostLeaderboard(sort: PostLeaderboardSortType, dateRange: number, limit: number) {
  try {
  const cteQuery = this.buildLeaderboardCteQuery();
- const sortCol = sort === 'viewCount' ? 'view_diff' : 'like_diff';
 
  const query = `
  ${cteQuery}
@@ -60,7 +58,7 @@ export class LeaderboardRepository {
  LEFT JOIN today_stats ts ON ts.post_id = p.id
  LEFT JOIN start_stats ss ON ss.post_id = p.id
  WHERE p.is_active = true
- ORDER BY ${sortCol} DESC
+ ORDER BY ${this.SORT_COL_MAPPING[sort]} DESC
  LIMIT $2;
  `;
  const result = await this.pool.query(query, [dateRange, limit]);
@@ -96,4 +94,10 @@ export class LeaderboardRepository {
  )
  `;
  }
+
+ private readonly SORT_COL_MAPPING = {
+ viewCount: 'view_diff',
+ likeCount: 'like_diff',
+ postCount: 'post_diff',
+ } as const;
 }