# TRACEABILITY.yml - EXT-009: Peer Challenges (Parcial)

epic_code: EXT-009
epic_name: Peer Challenges
phase: 3
budget_mxn: 8000
story_points: 30
status: partial
completion: 50%

implementation:
  database:
    schema: social_features
    status: completed
    last_update: "2025-11-08"
    ddl_path: apps/database/ddl/schemas/social_features/tables/
    tables:
      - name: peer_challenges
        type: new
        status: completed
        created: "2025-11-08"
        file: apps/database/ddl/schemas/social_features/tables/07-peer_challenges.sql
        description: Desafíos peer-to-peer entre estudiantes para competir en ejercicios
        features:
          - Challenge types (1v1, multiplayer, tournament, leaderboard)
          - Timing and participant limits
          - Rewards configuration
          - Status workflow

      - name: challenge_participants
        type: new
        status: completed
        created: "2025-11-08"
        file: apps/database/ddl/schemas/social_features/tables/08-challenge_participants.sql
        description: Participantes de peer challenges con progreso individual
        features:
          - Individual progress tracking
          - Score and accuracy tracking
          - Ranking and winner detection
          - Rewards distribution

      - name: challenge_results
        type: new
        status: completed
        created: "2025-11-08"
        file: apps/database/ddl/schemas/social_features/tables/09-challenge_results.sql
        description: Resultados finales de peer challenges con leaderboards
        features:
          - Final rankings and winners
          - Statistics aggregation
          - Rewards distribution tracking
          - Leaderboard JSONB storage

  backend:
    module: peer-challenges
    status: partial
    services:
      - challenge.service.ts (✅ completed)
      - matchmaking.service.ts (⚪ pending)
      - leaderboard.service.ts (⚪ pending)

completed_features:
  - Challenge creation/acceptance
  - Basic scoring
  - Prototipo funcional

pending_features:
  - Matchmaking algorithm
  - Global leaderboards
  - Special rewards
  - Ranking system

# ============================================================================
# TESTING
# ============================================================================

testing:
  coverage:
    overall: 8%  # REAL (actualizado 2025-11-23) - Epic parcial (50% completitud)
    backend: 12%  # REAL (actualizado 2025-11-23)
    frontend: 5%  # REAL (actualizado 2025-11-23) - Prototipo funcional
    database: 0%  # REAL (actualizado 2025-11-23)
    meta_original: 88%  # Estimación inicial del proyecto
    gap_actual: -80%  # Diferencia entre meta y realidad
    ultima_medicion: "2025-11-23"
    nota: |
      Coverage REAL actualizado por Architecture-Analyst (2025-11-23).
      Epic PARCIAL (50% completitud) - Challenge creation/acceptance y scoring básico implementados.
      Tests mínimos en challenge.service.ts (servicios completados).
      Matchmaking y leaderboards pendientes.
      Gap actual requiere plan de mejora cuando se complete implementación (Q2 2026).

status:
  completion: 50%