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package anime
import (
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"net/http"
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"sort"
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"github.com/aerogo/aero"
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"github.com/animenotifier/notify.moe/arn"
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"github.com/animenotifier/notify.moe/components"
"github.com/animenotifier/notify.moe/server/middleware"
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)
const (
maxEpisodes = 26
maxEpisodesLongSeries = 12
maxDescriptionLength = 170
maxFriendsPerEpisode = 9
)
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// Get anime page.
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func Get(ctx aero.Context) error {
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id := ctx.Get("id")
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user := arn.GetUserFromContext(ctx)
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anime, err := arn.GetAnime(id)
if err != nil {
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return ctx.Error(http.StatusNotFound, "Anime not found", err)
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}
// Anime list item
var animeListItem *arn.AnimeListItem
if user != nil {
animeListItem = user.AnimeList().Find(anime.ID)
}
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// Episodes
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episodes := anime.Episodes()
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if len(episodes) > maxEpisodes {
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episodes = episodes[len(episodes)-maxEpisodesLongSeries:]
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}
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// Friends watching
var friends []*arn.User
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friendsAnimeListItems := map[*arn.User]*arn.AnimeListItem{}
episodeToFriends := map[int][]*arn.User{}
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if user != nil {
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friends = user.Follows()
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deleted := 0
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if animeListItem != nil {
episodeToFriends[animeListItem.Episodes] = append(episodeToFriends[animeListItem.Episodes], user)
}
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for i := range friends {
j := i - deleted
friend := friends[j]
friendAnimeList := friend.AnimeList()
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friendAnimeListItem := friendAnimeList.Find(anime.ID)
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if friendAnimeListItem == nil || friendAnimeListItem.Private {
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friends = friends[:j+copy(friends[j:], friends[j+1:])]
deleted++
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} else {
friendsAnimeListItems[friend] = friendAnimeListItem
if len(episodeToFriends[friendAnimeListItem.Episodes]) < maxFriendsPerEpisode {
episodeToFriends[friendAnimeListItem.Episodes] = append(episodeToFriends[friendAnimeListItem.Episodes], friend)
}
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}
}
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arn.SortUsersLastSeenFirst(friends)
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}
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// Sort relations by start date
relations := anime.Relations()
if relations != nil {
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relations.SortByStartDate()
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}
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// Soundtracks
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tracks := arn.FilterSoundTracks(func(track *arn.SoundTrack) bool {
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return !track.IsDraft && len(track.Media) > 0 && arn.Contains(track.Tags, "anime:"+anime.ID)
})
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sort.Slice(tracks, func(i, j int) bool {
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if len(tracks[i].Likes) == len(tracks[j].Likes) {
return tracks[i].Title.ByUser(user) < tracks[j].Title.ByUser(user)
}
return len(tracks[i].Likes) > len(tracks[j].Likes)
})
// AMVs
amvs := []*arn.AMV{}
amvAppearances := []*arn.AMV{}
for amv := range arn.StreamAMVs() {
if amv.IsDraft {
continue
}
if amv.MainAnimeID == anime.ID {
amvs = append(amvs, amv)
} else if arn.Contains(amv.ExtraAnimeIDs, anime.ID) {
amvAppearances = append(amvAppearances, amv)
}
}
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sort.Slice(amvs, func(i, j int) bool {
if len(amvs[i].Likes) == len(amvs[j].Likes) {
return amvs[i].Title.ByUser(user) < amvs[j].Title.ByUser(user)
}
return len(amvs[i].Likes) > len(amvs[j].Likes)
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})
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// Open Graph
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customCtx := ctx.(*middleware.OpenGraphContext)
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customCtx.OpenGraph = getOpenGraph(anime)
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return ctx.HTML(components.Anime(anime, animeListItem, tracks, amvs, amvAppearances, episodes, friends, friendsAnimeListItems, episodeToFriends, user))
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}