openapi: 3.1.0
info:
  title: Forithmus Challenge Platform 2fa leaderboard API
  version: 1.0.0
tags:
- name: leaderboard
paths:
  /challenges/{slug}/leaderboard:
    get:
      tags:
      - leaderboard
      summary: Get Leaderboard
      description: 'Get the ranked leaderboard for a challenge phase.

        Public challenges: visible to everyone.

        Private challenges: only active members and platform staff can view.

        Results are cached in Redis (60s TTL) and refreshed after each scoring.'
      operationId: get_leaderboard_challenges__slug__leaderboard_get
      parameters:
      - name: slug
        in: path
        required: true
        schema:
          type: string
          title: Slug
      - name: phase_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Phase ID (defaults to the default phase)
          title: Phase Id
        description: Phase ID (defaults to the default phase)
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          maximum: 200
          minimum: 1
          default: 100
          title: Limit
      - name: offset
        in: query
        required: false
        schema:
          type: integer
          minimum: 0
          default: 0
          title: Offset
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LeaderboardOut'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /challenges/{slug}/leaderboard/groups:
    get:
      tags:
      - leaderboard
      summary: Get Group Leaderboard
      description: 'Get the group leaderboard for a challenge phase.

        For each group, finds the best score from any active member''s leaderboard entry.

        Groups are ranked by the phase''s sort_direction.'
      operationId: get_group_leaderboard_challenges__slug__leaderboard_groups_get
      parameters:
      - name: slug
        in: path
        required: true
        schema:
          type: string
          title: Slug
      - name: phase_id
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          description: Phase ID (defaults to the default phase)
          title: Phase Id
        description: Phase ID (defaults to the default phase)
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GroupLeaderboardOut'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
components:
  schemas:
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    LeaderboardEntryOut:
      properties:
        rank:
          anyOf:
          - type: integer
          - type: 'null'
          title: Rank
        display_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Display Name
        algorithm_name:
          anyOf:
          - type: string
          - type: 'null'
          title: Algorithm Name
        first_name:
          type: string
          title: First Name
          default: ''
        last_name:
          type: string
          title: Last Name
          default: ''
        avatar_url:
          type: string
          title: Avatar Url
          default: ''
        avatar_color:
          anyOf:
          - type: integer
          - type: 'null'
          title: Avatar Color
        user_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: User Id
        submission_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Submission Id
        metrics:
          type: object
          title: Metrics
          default: {}
        score:
          anyOf:
          - type: number
          - type: 'null'
          title: Score
        metric_ranks:
          type: object
          title: Metric Ranks
          default: {}
        submitted_at:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Submitted At
      type: object
      required:
      - rank
      - display_name
      - score
      - submitted_at
      title: LeaderboardEntryOut
      description: 'Single row on the leaderboard: one per user (best submission only).

        metric_ranks is populated for mean_rank/weighted_rank methods: shows each

        entry''s per-metric rank (e.g. {"dice": 2, "hausdorff95": 5}).'
    GroupLeaderboardOut:
      properties:
        challenge_id:
          type: string
          format: uuid
          title: Challenge Id
        phase:
          type: string
          title: Phase
        sort_direction:
          type: string
          title: Sort Direction
        ranking_config:
          type: object
          title: Ranking Config
          default: {}
        entries:
          items:
            $ref: '#/components/schemas/GroupLeaderboardEntryOut'
          type: array
          title: Entries
      type: object
      required:
      - challenge_id
      - phase
      - sort_direction
      - entries
      title: GroupLeaderboardOut
      description: Full group leaderboard response for a challenge phase.
    LeaderboardOut:
      properties:
        challenge_id:
          type: string
          format: uuid
          title: Challenge Id
        phase:
          type: string
          title: Phase
        sort_direction:
          type: string
          title: Sort Direction
        ranking_config:
          type: object
          title: Ranking Config
          default: {}
        entries:
          items:
            $ref: '#/components/schemas/LeaderboardEntryOut'
          type: array
          title: Entries
      type: object
      required:
      - challenge_id
      - phase
      - sort_direction
      - entries
      title: LeaderboardOut
      description: Full leaderboard response for a challenge phase.
    GroupLeaderboardEntryOut:
      properties:
        rank:
          anyOf:
          - type: integer
          - type: 'null'
          title: Rank
        group_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Group Id
        group_name:
          type: string
          title: Group Name
        group_logo_url:
          type: string
          title: Group Logo Url
          default: ''
        member_count:
          type: integer
          title: Member Count
        member_avatars:
          items:
            type: object
          type: array
          title: Member Avatars
          default: []
        best_user_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Best User Id
        best_user_name:
          type: string
          title: Best User Name
          default: ''
        submission_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Submission Id
        metrics:
          type: object
          title: Metrics
          default: {}
        metric_ranks:
          type: object
          title: Metric Ranks
          default: {}
        score:
          anyOf:
          - type: number
          - type: 'null'
          title: Score
        submitted_at:
          anyOf:
          - type: string
            format: date-time
          - type: 'null'
          title: Submitted At
      type: object
      required:
      - rank
      - group_name
      - member_count
      - score
      - submitted_at
      title: GroupLeaderboardEntryOut
      description: 'Single row on the group leaderboard: one per group (best member submission).


        Users who submitted without joining a group appear as single-member

        pseudo-groups (group_id None); archived/imported entries additionally

        have best_user_id/submission_id None.'