import type { PlatformCreationTypeId } from '../../packages/shared/src/contracts/playTypes';
import { requestJson } from './apiClient';

export const DEFAULT_UNIFIED_CREATION_MUD_POINT_COST = 10;

/** 后端下发的单个创作类型入口配置，前端只据此展示和分流。 */
export type CreationEntryTypeConfig = {
  id: PlatformCreationTypeId;
  title: string;
  subtitle: string;
  badge: string;
  imageSrc: string;
  visible: boolean;
  open: boolean;
  sortOrder: number;
  categoryId: string;
  categoryLabel: string;
  categorySortOrder: number;
  updatedAtMicros: number;
  unifiedCreationSpec?: UnifiedCreationSpec | null;
};

/** 统一创作工作台字段契约，用于表单型玩法的最小输入描述。 */
export type UnifiedCreationField = {
  id: string;
  kind: 'text' | 'select' | 'image' | 'audio';
  label: string;
  required: boolean;
};

/** 统一创作工作台契约，把入口类型映射到工作台、生成页和结果页阶段。 */
export type UnifiedCreationSpec = {
  playId: PlatformCreationTypeId;
  title: string;
  mudPointCost?: number | null;
  workspaceStage: string;
  generationStage: string;
  resultStage: string;
  fields: UnifiedCreationField[];
};

/** 创作入口公告位配置，HTML 模式仅用于沙箱预览，结构化字段保留旧数据兼容。 */
export type CreationEntryEventBannerConfig = {
  title: string;
  description: string;
  coverImageSrc: string;
  prizePoolMudPoints: number;
  startsAtText: string;
  endsAtText: string;
  renderMode?: 'structured' | 'html';
  htmlCode?: string | null;
};

/** 创作入口页完整配置；前端只展示后端事实源，不内置入口默认值。 */
export type CreationEntryConfig = {
  startCard: {
    title: string;
    description: string;
    idleBadge: string;
    busyBadge: string;
  };
  typeModal: {
    title: string;
    description: string;
  };
  /** 旧单条公告位兼容字段，新代码优先读取 eventBanners。 */
  eventBanner: CreationEntryEventBannerConfig;
  /** 底部加号创作入口页的多公告轮播配置。 */
  eventBanners?: CreationEntryEventBannerConfig[];
  creationTypes: CreationEntryTypeConfig[];
};

/** 拉取底部加号创作入口配置；所有入口和公告都以后端事实源为准。 */
export async function fetchCreationEntryConfig(): Promise<CreationEntryConfig> {
  return requestJson<CreationEntryConfig>(
    '/api/creation-entry/config',
    { method: 'GET' },
    '读取创作入口配置失败',
  );
}