Added recommended anime page (experimental)
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fa6fca84a6
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pages
@ -42,6 +42,7 @@ import (
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"github.com/animenotifier/notify.moe/pages/popular"
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"github.com/animenotifier/notify.moe/pages/posts"
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"github.com/animenotifier/notify.moe/pages/profile"
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"github.com/animenotifier/notify.moe/pages/recommended"
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"github.com/animenotifier/notify.moe/pages/search"
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"github.com/animenotifier/notify.moe/pages/settings"
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"github.com/animenotifier/notify.moe/pages/shop"
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@ -147,6 +148,7 @@ func Configure(app *aero.Application) {
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l.Page("/user/:nick/animelist/hold", animelist.FilterByStatus(arn.AnimeListStatusHold))
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l.Page("/user/:nick/animelist/dropped", animelist.FilterByStatus(arn.AnimeListStatusDropped))
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l.Page("/user/:nick/animelist/anime/:id", animelistitem.Get)
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l.Page("/user/:nick/recommended/anime", recommended.Anime)
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// Anime list
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l.Page("/animelist/watching", home.FilterByStatus(arn.AnimeListStatusWatching))
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89
pages/recommended/anime.go
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89
pages/recommended/anime.go
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@ -0,0 +1,89 @@
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package recommended
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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/arn"
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"github.com/animenotifier/notify.moe/components"
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)
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const maxRecommendations = 20
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// Anime shows a list of recommended anime.
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func Anime(ctx *aero.Context) string {
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nick := ctx.Get("nick")
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user, err := arn.GetUserByNick(nick)
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if err != nil {
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return ctx.Error(http.StatusUnauthorized, "Not logged in", err)
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}
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animeList := user.AnimeList()
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genreItems := animeList.Genres()
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genreAffinity := map[string]float64{}
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for genre, animeListItems := range genreItems {
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affinity := 0.0
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for _, item := range animeListItems {
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if item.Status == arn.AnimeListStatusDropped {
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affinity -= 5.0
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continue
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}
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if item.Rating.Overall != 0 {
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affinity += item.Rating.Overall
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} else {
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affinity += 5.0
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}
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}
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genreAffinity[genre] = affinity
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}
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// Get all anime
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recommendations := arn.AllAnime()
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// Affinity maps an anime ID to a number that indicates how likely a user is going to enjoy that anime.
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affinity := map[string]float64{}
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// Calculate affinity for each anime
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for _, anime := range recommendations {
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// Skip anime from my list (except planned anime)
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existing := animeList.Find(anime.ID)
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if existing != nil && existing.Status != arn.AnimeListStatusPlanned {
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continue
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}
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affinity[anime.ID] = float64(anime.Popularity.Total())
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// animeGenresAffinity := 0.0
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// if len(anime.Genres) > 0 {
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// for _, genre := range anime.Genres {
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// if genreAffinity[genre] > animeGenresAffinity {
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// animeGenresAffinity = genreAffinity[genre]
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// }
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// }
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// animeGenresAffinity = animeGenresAffinity / float64(len(anime.Genres))
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// }
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// affinity[anime.ID] = animeGenresAffinity
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}
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// Sort
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sort.Slice(recommendations, func(i, j int) bool {
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return affinity[recommendations[i].ID] > affinity[recommendations[j].ID]
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})
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// Take the top 10
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if len(recommendations) > maxRecommendations {
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recommendations = recommendations[:maxRecommendations]
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}
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return ctx.HTML(components.RecommendedAnime(recommendations, user))
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}
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7
pages/recommended/anime.pixy
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7
pages/recommended/anime.pixy
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@ -0,0 +1,7 @@
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component RecommendedAnime(animes []*arn.Anime, user *arn.User)
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h1= "Recommended anime for " + user.Nick
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AnimeGrid(animes, user)
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//- ul
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//- each anime in animes
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//- li= anime.Title.Canonical
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