71 lines
2.1 KiB
TypeScript
71 lines
2.1 KiB
TypeScript
import { createContext, useContext, type ReactNode } from 'react'
|
|
import type { CinemetaEpisode } from '../api/cinemeta'
|
|
import type { FillerFlag } from './anime-filler'
|
|
|
|
/**
|
|
* Per-page-scoped enrichment for an episode list. DetailPage builds this
|
|
* once for the current series and provides it; EpisodeRow + EpisodesPanel
|
|
* read via the hooks so we don't have to drill three things through three
|
|
* layers of components.
|
|
*
|
|
* Carries:
|
|
* - `cinemetaMap`: Cinemeta video lookup keyed by `${season}:${episode}`
|
|
* - `fillerOf`: pure function (season, episode) -> FillerFlag, computed
|
|
* against the bundled anime-filler list using absolute episode number
|
|
* derivation from the season-length map the provider builds.
|
|
*/
|
|
|
|
type CinemetaMap = Map<string, CinemetaEpisode>
|
|
type FillerOf = (season: number | null | undefined, episode: number | null | undefined) => FillerFlag
|
|
|
|
interface EpisodeMetaValue {
|
|
cinemetaMap: CinemetaMap
|
|
fillerOf: FillerOf
|
|
}
|
|
|
|
const DEFAULT: EpisodeMetaValue = {
|
|
cinemetaMap: new Map(),
|
|
fillerOf: () => null,
|
|
}
|
|
|
|
const EpisodeMetaContext = createContext<EpisodeMetaValue>(DEFAULT)
|
|
|
|
export function EpisodeMetaProvider({
|
|
cinemetaMap,
|
|
fillerOf,
|
|
children,
|
|
}: {
|
|
cinemetaMap: CinemetaMap
|
|
fillerOf: FillerOf
|
|
children: ReactNode
|
|
}) {
|
|
return (
|
|
<EpisodeMetaContext.Provider value={{ cinemetaMap, fillerOf }}>
|
|
{children}
|
|
</EpisodeMetaContext.Provider>
|
|
)
|
|
}
|
|
|
|
export function useEpisodeMeta(): EpisodeMetaValue {
|
|
return useContext(EpisodeMetaContext)
|
|
}
|
|
|
|
/** Convenience: pull a single episode's Cinemeta entry from context. */
|
|
export function useCinemetaEpisode(
|
|
season: number | null | undefined,
|
|
episode: number | null | undefined,
|
|
): CinemetaEpisode | null {
|
|
const { cinemetaMap } = useEpisodeMeta()
|
|
if (season == null || episode == null) return null
|
|
return cinemetaMap.get(`${season}:${episode}`) || null
|
|
}
|
|
|
|
/** Convenience: classify a single episode against the filler list. */
|
|
export function useFillerFlag(
|
|
season: number | null | undefined,
|
|
episode: number | null | undefined,
|
|
): FillerFlag {
|
|
const { fillerOf } = useEpisodeMeta()
|
|
return fillerOf(season, episode)
|
|
}
|