package main

import (
	"git.milar.in/milarin/slices"
	"git.milar.in/nyaanime/model"
)

func GetTorrentsWithMaxPrioByAnimeEp(torrents map[model.AnimeEpisode][]*model.ParsedTorrent) map[model.AnimeEpisode]*TorrentPriority {
	torrentsWithPrio := map[model.AnimeEpisode]*TorrentPriority{}

	for animeEp, torrentList := range torrents {
		torrentPrioList := slices.Map(torrentList, NewTorrentPriority)

		var maxPrio *TorrentPriority

		for _, torrentPrio := range torrentPrioList {
			if maxPrio == nil || torrentPrio.Priority > maxPrio.Priority {
				maxPrio = torrentPrio
			}
		}

		if maxPrio != nil {
			torrentsWithPrio[animeEp] = maxPrio
		}
	}

	return torrentsWithPrio
}