Added API for popular anime titles

pages/index.go

@@ -33,6 +33,7 @@ import (
 	"github.com/animenotifier/notify.moe/pages/newthread"
 	"github.com/animenotifier/notify.moe/pages/notifications"
 	"github.com/animenotifier/notify.moe/pages/paypal"
+	"github.com/animenotifier/notify.moe/pages/popular"
 	"github.com/animenotifier/notify.moe/pages/posts"
 	"github.com/animenotifier/notify.moe/pages/profile"
 	"github.com/animenotifier/notify.moe/pages/search"
@@ -175,6 +176,7 @@ func Configure(app *aero.Application) {
 
 	// API
 	app.Get("/api/me", me.Get)
+	app.Get("/api/popular/anime/titles/:count", popular.AnimeTitles)
 	app.Get("/api/test/notification", notifications.Test)
 
 	// PayPal

pages/popular/anime.go

@@ -0,0 +1,36 @@
+package popular
+
+import (
+	"net/http"
+	"strings"
+
+	"github.com/aerogo/aero"
+	"github.com/animenotifier/arn"
+)
+
+// AnimeTitles returns a list of the 500 most popular anime titles.
+func AnimeTitles(ctx *aero.Context) string {
+	maxLength, err := ctx.GetInt("count")
+
+	if err != nil {
+		return ctx.Error(http.StatusBadRequest, "Invalid value for count parameter", err)
+	}
+
+	popularAnimeTitles := []string{}
+	popularAnime := arn.AllAnime()
+	arn.SortAnimeByPopularity(popularAnime)
+
+	if len(popularAnime) > maxLength {
+		popularAnime = popularAnime[:maxLength]
+	}
+
+	for _, anime := range popularAnime {
+		popularAnimeTitles = append(popularAnimeTitles, strings.ToLower(anime.Title.Canonical))
+
+		if arn.ContainsUnicodeLetters(anime.Title.Japanese) {
+			popularAnimeTitles = append(popularAnimeTitles, anime.Title.Japanese)
+		}
+	}
+
+	return ctx.JSON(popularAnimeTitles)
+}