subscribe to feed - seems to work

ttrss/ApiClient.cs

@@ -645,23 +645,52 @@ namespace ttrss_co_client.ttrss
                 throw new Exception("update ostensibly ok, but couldn't parse");
             }
         }
-        public async Task ShareToPublished(string title, Uri url, string content, bool sanitize = true)
+        public async Task<bool> ShareToPublished(string title, Uri url, string content, bool sanitize = true)
         {
+            if(url == null)
+            {
+                throw new ArgumentNullException("url");
+            }
             assertInitialized();
             assertApiLevel(4);
             if (!sanitize)
                 assertApiLevel(20);
-            throw new NotImplementedException();
+
+
+            var json = JsonContent.Create(new
+            {
+                op = "shareToPublished",
+                sid = this.SessionId,
+                title =title,
+                url = url.ToString(),
+                content = content,
+                sanitize = sanitize
+            });
+
+            var apiResponse = await get<Dictionary<string, string>>(json);
+
+            return apiResponse.ContainsKey("status") && apiResponse["status"]?.ToLower() == "ok";
         }
-        ///<summary>
+        ///<param name="category_id">0 = uncategorized</param>
-        ///<param name="login"/>if the feed requires basic HTTP auth; the login. (decidedly not self-explanatory, gdi)</param>
+        ///<param name="login">probably if the feed requires basic HTTP auth; the login? (decidedly not self-explanatory, gdi)</param>
-        ///<param name="password"/>if the feed requires basic HTTP auth; the password. (decidedly not self-explanatory, gdi)</param>
+        ///<param name="password">probably if the feed requires basic HTTP auth; the password? (decidedly not self-explanatory, gdi)</param>
-        ///</summary>
+        ///<returns>¯\_(ツ)_/¯ - code 1 = success, I think? - the documentation says "See subscribe_to_feed() in functions.php for details" - that function doesn't exist (as of 2023-04-04).</returns>
-        public async Task SubscribeToFeed(Uri feed_url, int category_id, string login, string password)
+        public async Task<int> SubscribeToFeed(Uri feed_url, int category_id =0, string login=null, string password=null)
         {
             assertInitialized();
             assertApiLevel(5);
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "subscribeToFeed",
+                sid = this.SessionId,
+                feed_url = feed_url.ToString(),
+                category_id = category_id,
+                login = login,
+                password = password
+            });
+            var apiResponse = await get<Dictionary<string, Dictionary<string, int>>>(json);
+            return apiResponse["status"]["code"];
         }
         public async Task UnsubscribeFeed()
         {