game:
  name: 南昌麻将
  type: mahjong
  engine_type: mahjong
  players: { min: 4, max: 4 }

requires:
  - deck.generator_mahjong
  - meldsolver.standard_win
  - meldsolver.seven_pairs
  - meldsolver.wildcard
  - meldsolver.all_orphans
  - phase.mahjong_turn
  - phase.priority_arbitration
  - scoring.fan_exclusion

deck:
  generator: mahjong
  include_honors: true
  include_flowers: false
  total: 136

deal:
  cards_per_player: 13
  dealer_extra: 1

# 南昌麻将的精(癞子)系统：骰子翻牌定精
# 翻到X，则X+1为正精，X+2为副精。字牌按序循环。
wildcard_rules:
  type: random
  meld_mode: any
  random_count: 2
  wildcard_encoding: 50
  behavior: substitute
  fan_calculation_policy: optimal
  scoring:
    per_wildcard_in_win: 2
    independent_bonus: true

fan_types:
  # 南昌麻将基础番型(无清一色/混一色/带幺九——这些不是南昌规则)
  - { name: 对对胡, base_fan: 2 }       # 碰碰胡
  - { name: 暗七对, base_fan: 4 }       # 七对
  # 事件番型
  - { name: 杠上开花, base_fan: 1, excludes: [海底捞月] }
  - { name: 海底捞月, base_fan: 1 }
  - { name: 抢杠胡, base_fan: 1 }
  - { name: 天胡, base_fan: 10 }
  - { name: 地胡, base_fan: 5 }
  # 癞子相关
  - { name: 癞子胡, base_fan: 1, condition: hand_contains_wildcard }
  # 兜底
  - { name: 鸡胡, base_fan: 1 }

fan_stacking: add
max_fan: 999

phases:
  - name: deal
    type: auto
    action: deal_cards
    next: play

  - name: play
    type: mahjong_turn
    turn_order: counter_clockwise
    sub_phases:
      draw:
        type: auto
        action: draw_card
        on_empty_deck: exhausted
      self_action:
        options:
          - { action: discard }
          - { action: an_kong }
          - { action: bu_kong, condition: has_punged_pair }
          - { action: win, condition: can_win_tumo }
      others_reaction:
        options:
          - { action: chi, priority: 1, condition: can_chi }
          - { action: pung, priority: 2, condition: has_two_same }
          - { action: ming_kong, priority: 3, condition: has_three_same }
          - { action: win, priority: 4, condition: can_win }
          - { action: pass, priority: 0 }
        priority_policy: highest_wins
        on_win: game_over
    end_conditions:
      - { type: player_wins, action: settle }
      - { type: deck_exhausted, action: draw_game }

  - name: settle
    type: auto
    action: calculate_scores
    next: null

scoring:
  mode: fan_table
  max_cap: 999
  self_draw_multiplier: 1   # 自摸每家付1倍
  discard_win_multiplier: 1  # 放炮付1倍(南昌麻将放炮不翻倍)
  dealer_multiplier: 2       # 庄家输赢×2