1
export function createContestIndexList(contestListJSON: any): ContestIndexList {
2
  const contestIndexList = [] as ContestIndexList;
3

4
  const dfs = (contestList: any) => {
5
    if (Object.prototype.hasOwnProperty.call(contestList, "config")) {
6
      contestIndexList.push(createContestIndex(contestList));
7
    } else {
8
      for (const k in contestList) {
9
        dfs(contestList[k]);
10
      }
11
    }
12
  };
13

14
  dfs(contestListJSON);
15

16
  contestIndexList.sort((a: ContestIndex, b: ContestIndex) => {
17
    if (a.contest.startTime.isBefore(b.contest.startTime)) {
18
      return 1;
19
    }
20

21
    if (a.contest.startTime.isAfter(b.contest.startTime)) {
22
      return -1;
23
    }
24

25
    if (a.contest.endTime.isBefore(b.contest.endTime)) {
26
      return 1;
27
    }
28

29
    if (a.contest.endTime.isAfter(b.contest.endTime)) {
30
      return -1;
31
    }
32

33
    if (a.contest.name < b.contest.name) {
34
      return 1;
35
    }
36

37
    if (a.contest.name > b.contest.name) {
38
      return -1;
39
    }
40

41
    return 0;
42
  });
43

44
  return contestIndexList;
45
}

1
{
2
  "icpc": {
3
    "50th": {
4
      "xian": {
5
        "config": {
6
          "contest_name": "第 50 届 ICPC 国际大学生程序设计竞赛西安站",
7
          "start_time": 1760835600000,
8
          "end_time": 1760853600000,
9
          "frozen_time": 3600000,
10
          "logo": {
11
            "preset": "ICPC"
12
          }
13
        },
14
        "board_link": "/icpc/50th/xian"
15
      }
16
    },
17
  },
18
  "ccpc": {
19
    "10th": {
20
      "zhengzhou": {
21
        "config": {
22
          "contest_name": "第 11 届 CCPC 中国大学生程序设计竞赛郑州站 - 正式赛",
23
          "start_time": 1763859600000,
24
          "end_time": 1763877600000,
25
          "frozen_time": 3600,
26
          "logo": {
27
            "preset": "CCPC"
28
          }
29
        },
30
        "board_link": "/ccpc/11th/zhengzhou"
31
      }
32
    }
33
  }
34
}