export type Priority = "low" | "medium" | "high" | "urgent";

export interface Label {
  id: string;
  name: string;
}

export interface Member {
  id: string;
  name: string;
  role: string;
}

export interface ChecklistItem {
  id: string;
  text: string;
  done: boolean;
}

export interface Card {
  id: string;
  title: string;
  description: string;
  assignee: string | null;
  labels: string[];
  priority: Priority;
  due: string | null;
  checklist: ChecklistItem[];
}

export interface Column {
  id: string;
  title: string;
  wip_limit: number | null;
  card_ids: string[];
}

/** Shape of public/data/board.json */
export interface BoardFile {
  product: string;
  workspace: string;
  board: string;
  today: string;
  fictional_notice: string;
  labels: Label[];
  priorities: string[];
  columns: Column[];
  cards: Card[];
}

export interface MembersFile {
  members: Member[];
}

/** Mutable board state kept in memory and local storage. */
export interface BoardState {
  columns: Column[];
  cards: Record<string, Card>;
}

export type UndoEntry =
  | { kind: "move"; label: string; cardId: string; columnId: string; index: number }
  | { kind: "create"; label: string; cardId: string }
  | { kind: "delete"; label: string; card: Card; columnId: string; index: number };

export interface Filters {
  assignee: string; // "all" | "unassigned" | member id
  labels: string[];
  query: string;
}