// libs/common/src/cache/cache-keys.ts
import type { AdType } from '../ads/ad-types';

/**
 * Video sort key type for video listing and pooling.
 */
export type VideoSortKey = 'latest' | 'popular' | 'manual';

/**
 * Video home section key type for home page sections.
 */
export type VideoHomeSectionKey = 'featured' | 'latest' | 'editorPick';

export const CacheKeys = {
  // ─────────────────────────────────────────────
  // CHANNELS
  // ─────────────────────────────────────────────
  appChannelAll: 'box:app:channel:all',
  appChannelById: (channelId: string | number): string =>
    `box:app:channel:by-id:${channelId}`,

  appChannelWithCategories: (channelId: string | number): string =>
    `box:app:channel:with-categories:${channelId}`,

  // ─────────────────────────────────────────────
  // CATEGORIES
  // ─────────────────────────────────────────────
  appCategory: (categoryId: string | number): string =>
    `box:app:category:${categoryId}`,
  appCategoryAll: 'box:app:category:all',
  appCategoryById: (categoryId: string | number): string =>
    `box:app:category:by-id:${categoryId}`,

  appCategoryWithTags: (categoryId: string | number): string =>
    `box:app:category:with-tags:${categoryId}`,

  // ─────────────────────────────────────────────
  // TAGS
  // ─────────────────────────────────────────────
  appTagAll: 'box:app:tag:all',

  appTagByCategoryKey: (categoryId: string | number): string =>
    `box:app:tag:list:${categoryId}`,

  // ─────────────────────────────────────────────
  // ADS
  // ─────────────────────────────────────────────
  // ─────────────────────────────────────────────
  // AD POOLS (AdType-based)
  // ─────────────────────────────────────────────
  appAdPoolByType: (adType: AdType | string): string =>
    `box:app:adpool:${adType}`,

  // ─────────────────────────────────────────────
  // VIDEO LISTS
  // ─────────────────────────────────────────────
  appHomeVideoPage: (page: number): string =>
    `box:app:videolist:home:page:${page}`,

  appChannelVideoPage: (channelId: string | number, page: number): string =>
    `box:app:videolist:channel:${channelId}:page:${page}`,

  // ─────────────────────────────────────────────
  // VIDEO DETAILS & METADATA
  // ─────────────────────────────────────────────
  appVideoDetailKey: (videoId: string): string =>
    `box:app:video:detail:${videoId}`,

  appVideoPayloadKey: (videoId: string): string =>
    `box:app:video:payload:${videoId}`,

  appVideoCategoryListKey: (categoryId: string): string =>
    `box:app:video:category:list:${categoryId}`,

  appVideoTagListKey: (categoryId: string, tagId: string): string =>
    `box:app:video:tag:list:${categoryId}:${tagId}`,

  // ─────────────────────────────────────────────
  // VIDEO POOLS
  // ─────────────────────────────────────────────
  appVideoCategoryPoolKey: (
    channelId: string,
    categoryId: string,
    sort: VideoSortKey,
  ): string => `box:app:video:list:category:${channelId}:${categoryId}:${sort}`,

  appVideoTagPoolKey: (
    channelId: string,
    tagId: string,
    sort: VideoSortKey,
  ): string => `box:app:video:list:tag:${channelId}:${tagId}:${sort}`,

  appVideoHomeSectionKey: (
    channelId: string,
    section: string,
  ): string => `box:app:video:list:home:${channelId}:${section}`,

  // ─────────────────────────────────────────────
  // RECOMMENDED VIDEOS
  // ─────────────────────────────────────────────
  appRecommendedVideos: 'box:app:video:recommended',
  appVideoLatest: 'box:app:video:latest',
  appVideoList: 'box:app:video:list',
  appGuessList: 'box:app:video:guess:',
};