get tree

i think. i don't know any prefs to check.

ttrss/ApiClient.cs

@@ -37,7 +37,7 @@ namespace ttrss_co_client.ttrss
             if (loginResult.status == 0)
             {
                 SessionId = loginResult.Content.session_id;
-                if(loginResult.Content.api_level == null)
+                if (loginResult.Content.api_level == null)
                 {
                     throw new NotImplementedException($"api doesn't report an api level - unsupported. api level 1 is version 1.5.8, so {BaseURI} might be extremely old. (or maybe this library is extremely old and ttrss changed again?)");
                 }
@@ -45,7 +45,7 @@ namespace ttrss_co_client.ttrss
                 {
                     api_level = loginResult.Content.api_level.Value;
                 }
-                
+
                 Console.WriteLine(SessionId);
             }
             else
@@ -66,25 +66,26 @@ namespace ttrss_co_client.ttrss
             //???? = 7
             //???? = 8
             //1.14 = 9
+            //1.15 = 10
             assertInitialized();
-            return await oneValueGet<int>("getApiLevel", "level");
+            return await getOneValue<int>("getApiLevel", "level");
         }
 
         public async Task<bool> Logout()
         {
             assertInitialized();
 
-            return (await oneValueGet<string>("logout", "status"))?.ToLower() == "ok";
+            return (await getOneValue<string>("logout", "status"))?.ToLower() == "ok";
         }
         public async Task<bool> IsLoggedIn()
         {
             //assertInitialized();
-            return (await oneValueGet<bool>("isLoggedIn", "status"));
+            return (await getOneValue<bool>("isLoggedIn", "status"));
         }
         public async Task<int> GetUnread()
         {
             assertInitialized();
-            return await oneValueGet<int>("getUnread", "unread");
+            return await getOneValue<int>("getUnread", "unread");
         }
 
         ///<summary>at least in my installation, it doesn't seem to respect the parameters I give it, be it curl or here.</summary>
@@ -111,12 +112,12 @@ namespace ttrss_co_client.ttrss
         ///<param name="limit">0 for all</param>
         ///<param name="offset">skip this amount first</param>
         ///<param name="include_nested">idk, doesn't affect what the documentation says it should</param>
-        public async Task<IEnumerable<Feed>> GetFeeds(int cat_id = 0, bool unread_only=false, uint limit = 0, int offset = 0/*, bool include_nested*/)
+        public async Task<IEnumerable<Feed>> GetFeeds(int cat_id = 0, bool unread_only = false, uint limit = 0, int offset = 0/*, bool include_nested*/)
         {
             assertInitialized();
-            if(cat_id <-2)
+            if (cat_id < -2)
             {
-                if(cat_id == -3 || cat_id == -4)
+                if (cat_id == -3 || cat_id == -4)
                 {
                     assertApiLevel(4);
                 }
@@ -143,7 +144,7 @@ namespace ttrss_co_client.ttrss
         public async Task<IEnumerable<Category>> GetCategories(bool unread_only = false, bool enable_nested = false, bool include_empty = false)
         {
             assertInitialized();
-            
+
             var json = JsonContent.Create(new
             {
                 op = "getCategories",
@@ -161,11 +162,11 @@ namespace ttrss_co_client.ttrss
         public async Task<IEnumerable<Headline>> GetHeadlines(
             int feed_id,
             bool is_cat,
-            int limit=60,
-            int skip=0,
+            int limit = 60,
+            int skip = 0,
             /*string filter,*/
             bool show_excerpt = false,
-            bool show_content=false,
+            bool show_content = false,
             VIEWMODE view_mode = VIEWMODE.All,
             bool include_attachments = false,
             int? since_id = null,
@@ -175,16 +176,16 @@ namespace ttrss_co_client.ttrss
             bool force_update = false,
             bool has_sandbox = false)
         {
-            if(limit>60)
+            if (limit > 60)
             {
                 assertApiLevel(6);
             }
-            if(limit > 200)
+            if (limit > 200)
             {
                 throw new ArgumentOutOfRangeException("limit", limit, "capped at 200");
             }
 
-            if(include_nested)
+            if (include_nested)
             {
                 assertApiLevel(4);
             }
@@ -204,12 +205,12 @@ namespace ttrss_co_client.ttrss
                 }
             }
 
-            if(sanitize == false)
+            if (sanitize == false)
             {
                 //TODO: it's version 1.8.0, but no idea what version that is. I can narrow it down to 6, 7, or 8.
                 assertApiLevel(6);
             }
-            if(force_update)
+            if (force_update)
             {
                 assertApiLevel(9);
             }
@@ -237,11 +238,11 @@ namespace ttrss_co_client.ttrss
         }
         public async Task<IEnumerable<Headline>> GetHeadlinesTag(
             string tag,
-            int limit=200,
-            int skip=0,
+            int limit = 200,
+            int skip = 0,
             /*string filter,*/
             bool show_excerpt = false,
-            bool show_content=false,
+            bool show_content = false,
             VIEWMODE view_mode = VIEWMODE.All,
             bool include_attachments = false,
             int? since_id = null,
@@ -254,13 +255,13 @@ namespace ttrss_co_client.ttrss
         {
             assertApiLevel(18);
 
-            if(limit > 200)
+            if (limit > 200)
             {
                 throw new ArgumentOutOfRangeException("limit", limit, "capped at 200");
             }
 
             string sortOrderString;
-            switch(order_by)
+            switch (order_by)
             {
                 case SORTORDER.OldestFirst:
                     sortOrderString = "date_reverse";
@@ -428,12 +429,12 @@ namespace ttrss_co_client.ttrss
         //     return apiResult;
         // }
         #endregion
-        public enum UPDATEMODE { SetFalse=0, SetTrue=1, Toggle=2 }
         ///<summary>to update note, see <see cref="UpdateArticleNote"/></summary>
-        public enum UPDATEFIELD { starred=0, published=1, unread=2 }
-        public async Task<int> UpdateArticleField(UPDATEMODE mode, UPDATEFIELD field, params int[] ids)
+        public enum UPDATEFIELD { starred = 0, published = 1, unread = 2 }
+        public enum UPDATEMODE { SetFalse = 0, SetTrue = 1, Toggle = 2 }
+        public async Task<int> UpdateArticleField(UPDATEFIELD field, UPDATEMODE mode, params int[] ids)
         {
-            if(ids == null || ids.Length == 0)
+            if (ids == null || ids.Length == 0)
             {
                 throw new System.ArgumentNullException("ids", "need to specify at least one id");
             }
@@ -457,11 +458,11 @@ namespace ttrss_co_client.ttrss
         ///<summary>for fields other than note, we have a separate method UpdateArticleField</summary>
         public async Task<int> UpdateArticleNote(string data, params int[] ids)
         {
-            if(ids == null || ids.Length == 0)
+            if (ids == null || ids.Length == 0)
             {
                 throw new System.ArgumentNullException("ids", "need to specify at least one id");
             }
-            //documentation: UpdateArticle - for note, we have a separate method UpdateArticleNote
+
             assertInitialized();
 
             var json = JsonContent.Create(new
@@ -476,83 +477,251 @@ namespace ttrss_co_client.ttrss
             var apiResult = JsonConvert.DeserializeObject<ApiResponse<ArticleUpdateFieldResponse>>(response);
             return apiResult.Content.updated;
         }
-        public async Task<IEnumerable<object>> GetArticle(params int[] article_id)
+        public async Task<IEnumerable<Article>> GetArticles(params int[] article_id)
         {
             if (!article_id.Any())
             {
                 throw new ArgumentException("need at least one article_id");
             }
             assertInitialized();
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "getArticle",
+                sid = this.SessionId,
+                article_id = string.Join(',', article_id)
+            });
+            return await get<IEnumerable<Article>>(json);
         }
-        public async Task<Configuration> GetConfig()
+        public async Task<datastructures.Configuration> GetConfig()
         {
             assertInitialized();
-            throw new NotImplementedException();
+            var json = JsonContent.Create(new
+            {
+                op = "getConfig",
+                sid = this.SessionId
+            });
+            return await get<datastructures.Configuration>(json);
         }
         ///<summary>
         ///tell the feed to update. As opposed to updating our configuration of the feed.
         ///</summary>
-        public async Task UpdateFeed(int feed_id)
+        public async Task<bool> UpdateFeed(int feed_id)
         {
             assertInitialized();
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "updateFeed",
+                sid = this.SessionId,
+                feed_id = feed_id
+            });
+            var apiResponse = await get<Dictionary<string, string>>(json);
+
+            return apiResponse.ContainsKey("status") && apiResponse["status"]?.ToLower() == "ok";
         }
-        public async Task<string> GetPref(string key)
+        public async Task<T> GetPref<T>(string pref)
         {
             assertInitialized();
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "getPref",
+                sid = this.SessionId,
+                pref_name = pref
+            });
+            var apiResponse = await get<Dictionary<string, string>>(json);
+            try
+            {
+                var converter = TypeDescriptor.GetConverter(typeof(T));
+                if (converter != null)
+                {
+                    return (T)converter.ConvertFromString(apiResponse["value"]);
+                }
+                return default(T);
+            }
+            catch (NotSupportedException)
+            {
+                return default(T);
+            }
         }
         public enum CATCHUPMODE { All, OneDay, OneWeek, TwoWeeks }
-        public async Task CatchupFeed(int feed_id, bool is_cat, CATCHUPMODE mode = CATCHUPMODE.All)
+        ///<summary>Tries to catchup (e.g. mark as read) specified feed.</summary>
+        public async Task<bool> CatchupFeed(int feed_id, bool is_cat, CATCHUPMODE mode = CATCHUPMODE.All)
         {
             assertInitialized();
-            throw new NotImplementedException();
-        }
-        public async Task GetLabels(int? article_id)
-        {
-            assertInitialized();
-            if (article_id != null)
+
+            var modestring = "all";
+            if (mode != CATCHUPMODE.All)
             {
-                assertApiLevel(5);
+                assertApiLevel(15);
+                switch (mode)
+                {
+                    case CATCHUPMODE.OneDay:
+                        modestring = "1day";
+                        break;
+                    case CATCHUPMODE.OneWeek:
+                        modestring = "1week";
+                        break;
+                    case CATCHUPMODE.TwoWeeks:
+                        modestring = "2week";
+                        break;
+                }
             }
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "catchupFeed",
+                sid = this.SessionId,
+                feed_id = feed_id,
+                is_cat = is_cat,
+                mode = modestring
+            });
+            var apiResponse = await get<Dictionary<string, string>>(json);
+
+            return apiResponse.ContainsKey("status") && apiResponse["status"]?.ToLower() == "ok";
         }
-        public async Task SetArticleLabel(int label_id, bool assign, params int[] article_ids)
+        public async Task<IEnumerable<Label>> GetLabels(int? article_id = null)
         {
-            //there's a label "cache", i guess?
             assertInitialized();
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "getLabels",
+                sid = this.SessionId,
+                article_id = article_id
+            });
+            var labels = await get<IEnumerable<Label>>(json);
+            if (this.api_level < 5)
+            {
+                foreach (var l in labels)
+                {
+                    l.id = -11 - l.id;
+                }
+            }
+            return labels;
         }
-        public async Task ShareToPublished(string title, Uri url, string content, bool sanitize = true)
+        public async Task<int> SetArticleLabel(int label_id, bool assign, params int[] article_ids)
         {
+            if (article_ids == null || article_ids.Length == 0)
+            {
+                throw new System.ArgumentNullException("ids", "need to specify at least one id");
+            }
+            assertInitialized();
+
+            var json = JsonContent.Create(new
+            {
+                op = "setArticleLabel",
+                sid = this.SessionId,
+                article_ids = string.Join(',', article_ids),
+                label_id = label_id,
+                assign = assign
+            });
+
+            var apiResponse = await get<Dictionary<string, string>>(json);
+
+            if (!apiResponse.ContainsKey("status") && apiResponse["status"]?.ToLower() == "ok")
+            {
+                return 0;
+            }
+
+            if (this.api_level <= 10)
+            {
+                //update label cache
+                var tasks = new List<Task>();
+                foreach (var id in article_ids)
+                {
+                    tasks.Add(GetLabels(id));
+                }
+                Task.WaitAll(tasks.ToArray());
+            }
+            int toReturn;
+            if (int.TryParse(apiResponse["updated"], out toReturn))
+            {
+                return toReturn;
+            }
+            else
+            {
+                throw new Exception("update ostensibly ok, but couldn't parse");
+            }
+        }
+        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="login"/>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>
-        ///</summary>
-        public async Task SubscribeToFeed(Uri feed_url, int category_id, string login, string password)
+        ///<param name="category_id">0 = uncategorized</param>
+        ///<param name="login">probably if the feed requires basic HTTP auth; the login? (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>
+        ///<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<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()
+        public async Task<bool> UnsubscribeFeed(int feed_id)
         {
             assertInitialized();
             assertApiLevel(5);
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "unsubscribeFeed",
+                sid = this.SessionId,
+                feed_id = feed_id.ToString()
+            });
+
+            var apiResponse = await get<Dictionary<string, string>>(json);
+
+            return apiResponse.ContainsKey("status") && apiResponse["status"]?.ToLower() == "ok";
         }
-        public async Task GetFeedTree()
+        ///<returns>(almost) the whole shebang, for a user</returns>
+        public async Task<Tree> GetFeedTree(bool include_empty = false)
         {
             assertInitialized();
             assertApiLevel(5);
-            throw new NotImplementedException();
+
+            var json = JsonContent.Create(new
+            {
+                op = "getFeedTree",
+                sid = this.SessionId,
+                include_empty = include_empty
+            });
+
+            return await get<Tree>(json);
         }
         private void assertInitialized()
         {
@@ -570,7 +739,7 @@ namespace ttrss_co_client.ttrss
         }
 
 
-        private async Task<T> oneValueGet<T>(string op, string key)
+        private async Task<T> getOneValue<T>(string op, string key)
         {
             //mostly you post {"op": "getAThing", "sid": "sessionId"}
             //and get back something like {"seq": 0, "status": 0, "content": {"the value you asked for": 0}}
@@ -595,5 +764,11 @@ namespace ttrss_co_client.ttrss
                 return default(T);
             }
         }
+        private async Task<T> get<T>(JsonContent json)
+        {
+            var response = await (await httpClient.PostAsync(BaseURI, json)).Content.ReadAsStringAsync();
+            var apiResult = JsonConvert.DeserializeObject<ttrss.messages.ApiResponse<T>>(response);
+            return apiResult.Content;
+        }
     }
 }

ttrss/datastructures/Article.cs

@@ -0,0 +1,28 @@
+using System.Collections.Generic;
+
+namespace ttrss_co_client.ttrss.datastructures
+{
+    public class Article
+    {
+        public int id { get; set; }
+        //TODO: custom converter for ttrss's guid
+        public string guid { get; set; }
+        public string title;
+        public Uri link;
+        //label-like. seems to be id, caption, fg color, bg color.
+        public IEnumerable<IEnumerable<string>> labels;
+        public bool unread;
+        public bool marked;
+        public bool published;
+        public string comments;
+        public string author;
+        public int updated;
+        public int feed_id;
+        public IEnumerable<Attachment> attachments;
+        public double score;
+        public string feed_title;
+        public string note;
+        public string lang;
+        public string content;
+    }
+}

ttrss/datastructures/Attachment.cs

@@ -0,0 +1,17 @@
+using System.Collections.Generic;
+
+namespace ttrss_co_client.ttrss.datastructures
+{
+    public class Attachment
+    {
+        public int id { get; set; }
+        public Uri content_url { get; set; }
+        public string content_type { get; set; }
+        ///<summary>a.k.a. article id</summary>
+        public int post_id { get; set; }
+        public string title { get; set; }
+        public string duration { get; set; }
+        public int width { get; set; }
+        public int height { get; set; }
+    }
+}

ttrss/datastructures/Configuration.cs

@@ -1,7 +1,7 @@
 using System.Collections.Generic;
 using System.Net.Http.Json;
 
-namespace ttrss_co_client.ttrss
+namespace ttrss_co_client.ttrss.datastructures
 {
     public class Configuration
     {

ttrss/datastructures/Feed.cs

@@ -10,6 +10,7 @@ namespace ttrss_co_client.ttrss.datastructures
         public int unread { get; set; }
         public bool has_icon { get; set; }
         public int cat_id { get; set; }
+        //TODO: custom converter for unix timestamps
         ///<summary>unix timestamp, see <see cref="TimeStamp" /></summary>
         public int last_updated { get; set; }
         public DateTime? TimeStamp 

ttrss/datastructures/Headline.cs

@@ -5,7 +5,8 @@ namespace ttrss_co_client.ttrss.datastructures
     public class Headline
     {
         public int id { get; set; }
-        public Guid guid { get; set; }
+        //TODO: custom converter for ttrss's guid
+        public string guid { get; set; }
         public bool unread { get; set; }
         public bool marked { get; set; }
         public bool published { get; set; }

ttrss/datastructures/Label.cs

@@ -4,16 +4,17 @@ namespace ttrss_co_client.ttrss.datastructures
 {
     public class Label
     {
-        public Label(string[] fromServer)
+        public void FromArticle(string[] fromServer)
         {
             int.TryParse(fromServer[0], out id);
-            Title = fromServer[1];
-            unknown = fromServer[2];
-            Color =  System.Drawing.ColorTranslator.FromHtml(fromServer[3]);
+            caption = fromServer[1];
+            fg_color = System.Drawing.ColorTranslator.FromHtml(fromServer[2]);
+            bg_color = System.Drawing.ColorTranslator.FromHtml(fromServer[3]);
         }
         public int id;
-        public string Title { get; set; }
-        public string unknown { get; set; }
-        public System.Drawing.Color Color {get; set;}
-    }
+        public string caption { get; set; }
+        public System.Drawing.Color fg_color { get; set; }
+        public System.Drawing.Color bg_color { get; set; }
+        public bool @checked { get; set;}
+}
 }

ttrss/datastructures/Tree.cs

@@ -0,0 +1,32 @@
+using System.Collections.Generic;
+
+namespace ttrss_co_client.ttrss.datastructures
+{
+    public class Tree
+    {
+        public ItemCollection categories { get; set; }
+
+        public class ItemCollection
+        {
+            public string identifier { get; set; }
+            public string label { get; set; }
+            public IEnumerable<Item> items { get; set; }
+            public class Item
+            {
+                public string id { get; set; }
+                public int? bare_id { get; set; }
+                public int? auxcounter { get; set; }
+                public string name { get; set; }
+                public IEnumerable<Item> items { get; set; }
+                public bool? checkbox { get; set; }
+                public string type { get; set; }
+                public int? unread { get; set; }
+                public int? child_unread { get; set; }
+                public string param { get; set; }
+                public string fg_color { get; set; }
+                public string bg_color { get; set; }
+                public int? updates_disabled { get; set; }
+            }
+        }
+    }
+}