export type PlayerId = number;
export type NodeKey = `${number}:${number}`;

export type PlayerPalette = {
  name: string;
  primary: string;
  glow: string;
};

export type Position = {
  row: number;
  column: number;
};

export type SetupState = {
  playerCount: number;
  columns: number;
  rows: number;
  startingNodesPerPlayer: number;
  sunbeamChance: number;
  diseaseChance: number;
  seedInputs: string[];
  paletteOrder: number[];
  initiativeMode: "fixed" | "bid";
  biddingOrderRule: "rotating" | "lowest_growth_income";
  weatherDraftEnabled: boolean;
  winCondition: "rounds" | "top_leaves";
  maxRounds: number;
  topLeafTarget: number;
};

export type Player = {
  id: PlayerId;
  name: string;
  color: string;
  glow: string;
  totalScore: number;
  roundScore: number;
  growthPoints: number;
  bankedPoints: number;
  bonusPoints: number;
  lifetimeGrowthIncome: number;
  passed: boolean;
};

export type GameConfig = {
  columns: number;
  rows: number;
  playerCount: number;
  startingNodesPerPlayer: number;
  playerPaletteOrder: number[];
  initiativeMode: SetupState["initiativeMode"];
  biddingOrderRule: SetupState["biddingOrderRule"];
  weatherDraftEnabled: boolean;
  winCondition: SetupState["winCondition"];
  maxRounds: number;
  topLeafTarget: number;
};

export type NodeState = {
  ownerId: PlayerId;
};

export type Edge = {
  from: Position;
  to: Position;
  ownerId: PlayerId;
};

export type GrowDirection = "vertical" | "left" | "right";

export type GrowTarget = Position & {
  cost: number;
  direction: GrowDirection;
};

export type ShiftMove = {
  type: "shift";
  cost: number;
  direction: "left" | "right";
  movedNodes: Array<{
    fromKey: NodeKey;
    toKey: NodeKey;
    row: number;
    fromColumn: number;
    toColumn: number;
  }>;
  movedEdges: Array<{
    before: Edge;
    after: Edge;
  }>;
  undoKeys: NodeKey[];
  selectKey: NodeKey;
};

export type GrowMove = {
  type: "grow";
  from: Position;
  to: Position;
  cost: number;
  targetKey: NodeKey;
  undoKeys: NodeKey[];
  selectKey: NodeKey;
};

export type TurnMove = GrowMove | ShiftMove;

export type ColumnEnergy = {
  column: number;
  terminalRow: number;
  intercepted: boolean;
  ownerId: PlayerId | null;
  hitNode: Position | null;
  rootKey: NodeKey | null;
  branchNodes: Position[];
  branchEdges: Array<{ from: Position; to: Position }>;
};

export type RootBurst = {
  key: NodeKey;
  playerId: PlayerId;
  count: number;
};

export type EnergySimulation = {
  scores: number[];
  columns: ColumnEnergy[];
  rootBursts: RootBurst[];
};

export type RoundAnimationTrace = {
  playerId: PlayerId;
  verticalCells: Position[];
  ray: { x: number; y: number };
  rootKey: NodeKey | null;
  branchNodes: Position[];
};

export type RoundAnimation = {
  phase: "sunlight" | "branches" | "bonus" | "events";
  columns: ColumnEnergy[];
  traces: RoundAnimationTrace[];
  rootBursts: RootBurst[];
  sunbeamPlayerId: PlayerId | null;
  bonusTrace: RoundAnimationTrace | null;
  bonusBurst: RootBurst | null;
  diseaseKeys: NodeKey[];
};

export type ColumnResult = {
  column: number;
  ownerId: PlayerId | null;
  topRow: number | null;
  tied: boolean;
};

export type RoundSummary = {
  scores: number[];
  columnResults: ColumnResult[];
  event: string | null;
};

export type ScoreSnapshot = {
  currentExposure: number;
  growthPoints: number;
  bankedPoints: number;
  lifetimeGrowthIncome: number;
};

export type ColumnLeader = {
  ownerId: PlayerId | null;
  row: number | null;
  tied: boolean;
};

export type RandomEffects = {
  sunbeamChance: number;
  diseaseChance: number;
};

export type GamePhase = "initiative" | "turn" | "round_end" | "game_over";

export type WeatherCardId =
  | "leaf_surge"
  | "branching_season"
  | "west_light"
  | "east_light"
  | "high_noon"
  | "edge_bloom"
  | "wide_reach"
  | "tall_reward";

export type WeatherCardDefinition = {
  id: WeatherCardId;
  title: string;
  description: string;
};

export type InitiativeDraftState = {
  biddingOrder: PlayerId[];
  biddingIndex: number;
  seatAssignments: Array<PlayerId | null>;
  seatBonuses: number[];
};

export type WeatherDraftState = {
  playerOrder: PlayerId[];
  draftIndex: number;
  row: WeatherCardId[];
  drafted: WeatherCardId[];
  banned: WeatherCardId[];
};

export type GameState = {
  config: GameConfig;
  players: Player[];
  nodes: Map<NodeKey, NodeState>;
  edges: Edge[];
  round: number;
  activePlayerId: PlayerId;
  turnOrder: PlayerId[];
  phase: GamePhase | "weather";
  turnMoves: TurnMove[];
  selectedSource: NodeKey | null;
  availableTargets: GrowTarget[];
  animation: RoundAnimation | null;
  initiativeAnchorPlayerId: PlayerId;
  initiativeDraft: InitiativeDraftState | null;
  weatherDraft: WeatherDraftState | null;
  activeRoundEffects: WeatherCardId[];
  randomEffects: RandomEffects;
  gameOver: boolean;
  history: string[];
  roundSummary: RoundSummary | null;
};