From b876d3bea001718492fa289ebeba69d2989ddaf3 Mon Sep 17 00:00:00 2001
From: Vidhu Kant Sharma <vidhukant@protonmail.ch>
Date: Sun, 30 Jan 2022 16:13:36 +0530
Subject: Added error handling for getting ranking

---
 anime/anime.go | 37 +++++++++++++++++++++++++++++++++----
 1 file changed, 33 insertions(+), 4 deletions(-)

(limited to 'anime')

diff --git a/anime/anime.go b/anime/anime.go
index 5d054ab..e9ef70f 100644
--- a/anime/anime.go
+++ b/anime/anime.go
@@ -8,9 +8,8 @@ import (
 	"net/http"
 )
 
-func GetAnimeById(token string, animeId int) Anime {
+func requestHandler(token string, endpoint string) string {
   client := &http.Client{}
-  endpoint := fmt.Sprintf("https://api.myanimelist.net/v2/anime/%d?fields=id,title,main_picture,alternative_titles,start_date,end_date,synopsis,mean,rank,popularity,num_list_users,num_scoring_users,nsfw,created_at,updated_at,media_type,status,genres,my_list_status,num_episodes,start_season,broadcast,source,average_episode_duration,rating,pictures,background,related_anime,related_manga,recommendations,studios,statistics", animeId)
 
   // generate request
   req, err := http.NewRequest("GET", endpoint, nil)
@@ -18,7 +17,6 @@ func GetAnimeById(token string, animeId int) Anime {
       log.Fatal(err)
   }
   req.Header.Add("Authorization", token)
-  // req.Header.Add("Content-Type", "application/json")
 
   // do request
   res, err := client.Do(req)
@@ -27,14 +25,45 @@ func GetAnimeById(token string, animeId int) Anime {
   }
   defer res.Body.Close()
 
+  // read body
   body, err := ioutil.ReadAll(res.Body)
   if err != nil {
       log.Fatal(err)
   }
-  data := string(body)
 
+  return string(body)
+}
+
+func GetAnimeById(token string, animeId int) Anime {
+  endpoint := fmt.Sprintf("https://api.myanimelist.net/v2/anime/%d?fields=id,title,main_picture,alternative_titles,start_date,end_date,synopsis,mean,rank,popularity,num_list_users,num_scoring_users,nsfw,created_at,updated_at,media_type,status,genres,my_list_status,num_episodes,start_season,broadcast,source,average_episode_duration,rating,pictures,background,related_anime,related_manga,recommendations,studios,statistics", animeId)
+
+  data := requestHandler(token, endpoint)
   var anime Anime
   json.Unmarshal([]byte(data), &anime)
 
   return anime
 }
+
+// Checks if given rankingType is valid
+func isValidRankingType(rankingType string) bool {
+    switch rankingType {
+    case
+        "all",
+        "airing",
+        "upcoming",
+        "tv",
+        "ova",
+        "movie",
+        "special",
+        "bypopularity",
+        "favorite":
+        return true
+    }
+    return false
+}
+
+func GetAnimeRanking(token string, rankingType string) {
+  if !isValidRankingType(rankingType) {
+    log.Fatal(fmt.Sprintf("GetAnimeRanking: Invalid Ranking Type Given (\"%s\")", rankingType))
+  }
+}
-- 
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