Update version

- added a constants file, for have constants to work with
- catching maximum message length

README.md

@@ -17,6 +17,23 @@ Download a release: [Releases](https://github.com/MajMcCloud/TelegramBotFramewor
 
 ---
 
+Donations
+
+Bitcoin: 1NqyGWmZg8HLp9qQELbf6bChEoba3mxaFc
+
+ETH: 0x795B70CFC27C69603ce115F2b450cbAC5a5460D0
+
+Litecoin: LM5iCN6Nz22wAi8LSFnKgdGGWEtxWfJZXv
+
+DASH: Xb2qyVefvbKTXusHoxZ4Soja2S6R4vLsSr
+
+Paypal: https://paypal.me/majmccloud
+
+
+Thanks !
+
+---
+
 ## Index
 - [Introduction](#introduction)
 - [How to Start](#how-to-start)
@@ -46,7 +63,9 @@ Download a release: [Releases](https://github.com/MajMcCloud/TelegramBotFramewor
 	
 	* [MonthPicker](#month-picker)
 	
-	+ [TreeView](#tree-view)
+	* [TreeView](#tree-view)
+
+	* [ToggleButton](#toggle-button)
 
 ---
 
@@ -715,6 +734,7 @@ await this.NavigateTo(pd);
 ### Calendar Picker
 <img src="images/calendarpicker.PNG?raw=true" />
 
+<img src="images/calendarpicker.gif?raw=true" />
 
 ### Month Picker
 <img src="images/monthpicker1.PNG?raw=true" />
@@ -728,6 +748,9 @@ await this.NavigateTo(pd);
 <img src="images/treeview4.PNG?raw=true" />	
 	
 
+### Toggle Button
+<img src="images/togglebutton.gif?raw=true" />
+
 ---
 
 I will add more notes to it soon, so stay tuned.

TelegramBaseTest/Tests/Controls/ToggleButtons.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using TelegramBotBase.Controls;
+using TelegramBotBase.Form;
+
+namespace TelegramBaseTest.Tests.Controls
+{
+    public class ToggleButtons : AutoCleanForm
+    {
+        public ToggleButtons()
+        {
+            this.DeleteMode = TelegramBotBase.Enums.eDeleteMode.OnLeavingForm;
+
+            this.Init += ToggleButtons_Init;
+        }
+
+        private async Task ToggleButtons_Init(object sender, TelegramBotBase.Base.InitEventArgs e)
+        {
+
+            var tb = new ToggleButton();
+            tb.Checked = true;
+            tb.Toggled += Tb_Toggled;
+
+            this.AddControl(tb);
+
+            tb = new ToggleButton();
+            tb.Checked = false;
+            tb.Toggled += Tb_Toggled;
+
+            this.AddControl(tb);
+
+            tb = new ToggleButton();
+            tb.Checked = true;
+            tb.Toggled += Tb_Toggled;
+
+            this.AddControl(tb);
+
+        }
+
+        private void Tb_Toggled(object sender, EventArgs e)
+        {
+            var tb = sender as ToggleButton;
+            Console.WriteLine(tb.ID.ToString() + " was pressed, and toggled to " + (tb.Checked ? "Checked" : "Unchecked"));
+        }
+    }
+}

TelegramBaseTest/Tests/Start.cs

@@ -113,6 +113,16 @@ namespace TelegramBaseTest.Tests
 
                     await this.NavigateTo(tree);
 
+                    break;
+
+                case "togglebuttons":
+
+                    message.Handled = true;
+
+                    var tb = new Controls.ToggleButtons();
+
+                    await this.NavigateTo(tb);
+
                     break;
             }
 
@@ -138,6 +148,8 @@ namespace TelegramBaseTest.Tests
 
             btn.AddButtonRow(new ButtonBase("#10 TreeView", new CallbackData("a", "treeview").Serialize()));
 
+            btn.AddButtonRow(new ButtonBase("#11 ToggleButtons", new CallbackData("a", "togglebuttons").Serialize()));
+
             await this.Device.Send("Choose your test:", btn);
         }
 

TelegramBaseTest/packages.config

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="12.0.2" targetFramework="net452" />
   <package id="System.Net.Requests" version="4.3.0" targetFramework="net452" />
-  <package id="Telegram.Bot" version="14.10.0" targetFramework="net452" />
+  <package id="Telegram.Bot" version="14.12.0" targetFramework="net452" />
 </packages>

TelegramBotBase/Base/ControlBase.cs

@@ -15,18 +15,28 @@ namespace TelegramBotBase.Base
 
         public int ID { get; set; }
 
+        public String ControlID
+        {
+            get
+            {
+                return "#c" + this.ID.ToString();
+            }
+        }
+
         /// <summary>
         /// Defines if the control should be rendered and invoked with actions
         /// </summary>
         public bool Enabled { get; set; } = true;
 
-        public virtual async Task Action(MessageResult result)
+        public virtual async Task Action(MessageResult result, String value = null)
         {
 
 
 
         }
 
+
+
         public virtual async Task Render(MessageResult result)
         {
 

TelegramBotBase/Base/FormBase.cs

@@ -55,7 +55,7 @@ namespace TelegramBotBase.Form
                 return;
 
             var handler = this.Events[__evInit].GetInvocationList().Cast<AsyncEventHandler<InitEventArgs>>();
-            foreach(var h in handler)
+            foreach (var h in handler)
             {
                 await Async.InvokeAllAsync<InitEventArgs>(h, this, e);
             }
@@ -169,6 +169,17 @@ namespace TelegramBotBase.Form
         /// <returns></returns>
         public async Task ActionControls(MessageResult message)
         {
+            //Looking for the control by id, if not listened, raise event for all
+            if (message.RawData.StartsWith("#c"))
+            {
+                var c = this.Controls.FirstOrDefault(a => a.ControlID == message.RawData.Split('_')[0]);
+                if (c != null)
+                {
+                    await c.Action(message, message.RawData.Split('_')[1]);
+                    return;
+                }
+            }
+
             foreach (var b in this.Controls)
             {
                 if (!b.Enabled)

TelegramBotBase/Constants/Telegram.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace TelegramBotBase.Constants
+{
+    public static class Telegram
+    {
+        /// <summary>
+        /// The maximum length of message text before the API throws an exception. (We will catch it before)
+        /// </summary>
+        public const int MaxMessageLength = 4096;
+
+    }
+}

TelegramBotBase/Controls/CalendarPicker.cs

@@ -49,7 +49,7 @@ namespace TelegramBotBase.Controls
 
 
 
-        public override async Task Action(MessageResult result)
+        public override async Task Action(MessageResult result, String value = null)
         {
             await result.ConfirmAction();
 

TelegramBotBase/Controls/ToggleButton.cs

@@ -0,0 +1,145 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using TelegramBotBase.Base;
+using TelegramBotBase.Form;
+
+namespace TelegramBotBase.Controls
+{
+    public class ToggleButton : ControlBase
+    {
+
+        public String UncheckedIcon { get; set; } = "⚪";
+
+        public String CheckedIcon { get; set; } = "⚫";
+
+        public String CheckedString { get; set; } = "On";
+
+        public String UncheckedString { get; set; } = "Off";
+
+        public String Title { get; set; } = "Toggle";
+
+        public int? MessageId { get; set; }
+
+        public bool Checked { get; set; }
+
+        private bool RenderNecessary = true;
+
+        private static readonly object __evToggled = new object();
+
+        private readonly EventHandlerList Events = new EventHandlerList();
+
+
+        public ToggleButton()
+        {
+
+
+        }
+
+        public ToggleButton(String CheckedString, String UncheckedString)
+        {
+            this.CheckedString = CheckedString;
+            this.UncheckedString = UncheckedString;
+        }
+
+        public event EventHandler Toggled
+        {
+            add
+            {
+                this.Events.AddHandler(__evToggled, value);
+            }
+            remove
+            {
+                this.Events.RemoveHandler(__evToggled, value);
+            }
+        }
+
+        public void OnToggled(EventArgs e)
+        {
+            (this.Events[__evToggled] as EventHandler)?.Invoke(this, e);
+        }
+
+        public override async Task Action(MessageResult result, String value = null)
+        {
+
+            if (result.Handled)
+                return;
+
+            await result.ConfirmAction();
+
+            switch (value ?? "unknown")
+            {
+                case "on":
+
+                    if (this.Checked)
+                        return;
+
+                    RenderNecessary = true;
+
+                    this.Checked = true;
+
+                    OnToggled(new EventArgs());
+
+                    break;
+
+                case "off":
+
+                    if (!this.Checked)
+                        return;
+
+                    RenderNecessary = true;
+
+                    this.Checked = false;
+
+                    OnToggled(new EventArgs());
+
+                    break;
+
+                default:
+
+                    RenderNecessary = false;
+
+                    break;
+
+            }
+
+            result.Handled = true;
+
+        }
+
+        public override async Task Render(MessageResult result)
+        {
+            if (!RenderNecessary)
+                return;
+
+            var bf = new ButtonForm(this);
+
+            ButtonBase bOn = new ButtonBase((this.Checked ? CheckedIcon : UncheckedIcon) + " " + CheckedString, "on");
+
+            ButtonBase bOff = new ButtonBase((!this.Checked ? CheckedIcon : UncheckedIcon) + " " + UncheckedString, "off");
+
+            bf.AddButtonRow(bOn, bOff);
+
+            if (this.MessageId != null)
+            {
+                var m = await this.Device.Edit(this.MessageId.Value, this.Title, bf);
+            }
+            else
+            {
+                var m = await this.Device.Send(this.Title, bf, disableNotification: true);
+                if (m != null)
+                {
+                    this.MessageId = m.MessageId;
+                }
+            }
+
+            this.RenderNecessary = false;
+
+
+        }
+
+    }
+}

TelegramBotBase/Controls/TreeView.cs

@@ -29,16 +29,16 @@ namespace TelegramBotBase.Controls
         }
 
 
-        public override async Task Action(MessageResult result)
+        public override async Task Action(MessageResult result, String value = null)
         {
             await result.ConfirmAction();
 
             if (result.Handled)
                 return;
 
-            var value = result.RawData;
+            var val = result.RawData;
 
-            switch (value)
+            switch (val)
             {
                 case "up":
                 case "parent":
@@ -50,7 +50,7 @@ namespace TelegramBotBase.Controls
                     break;
                 default:
 
-                    var n = (this.VisibleNode != null ? this.VisibleNode.FindNodeByValue(value) : this.Nodes.FirstOrDefault(a => a.Value == value));
+                    var n = (this.VisibleNode != null ? this.VisibleNode.FindNodeByValue(val) : this.Nodes.FirstOrDefault(a => a.Value == val));
 
                     if (n != null)
                     {

TelegramBotBase/Exceptions/MaxLengthException.cs

@@ -0,0 +1,17 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace TelegramBotBase.Exceptions
+{
+    public class MaxLengthException : Exception
+    {
+        public MaxLengthException(int length) : base($"Your messages with a length of {length} is too long for telegram. Actually is {Constants.Telegram.MaxMessageLength} characters allowed. Please split it.")
+        {
+            
+        }
+
+    }
+}

TelegramBotBase/Form/AlertDialog.cs

@@ -15,6 +15,14 @@ namespace TelegramBotBase.Form
     {
         public String ButtonText { get; set; }
 
+        public AlertDialog(String Message, String ButtonText) : base(Message)
+        {
+            this.Buttons.Add(new ButtonBase(ButtonText, "ok"));
+            this.ButtonText = ButtonText;
+
+        }
+
+        [Obsolete]
         public AlertDialog(String Message, String ButtonText, FormBase FormToOpen = null) : base(Message)
         {
             this.Buttons.Add(new ButtonBase(ButtonText, "ok"));

TelegramBotBase/Form/ArrayPromptDialog.cs

@@ -18,6 +18,7 @@ namespace TelegramBotBase.Form
 
         public ButtonBase[][] Buttons { get; set; }
 
+        [Obsolete]
         public Dictionary<String, FormBase> ButtonForms { get; set; } = new Dictionary<string, FormBase>();
 
         private EventHandlerList __Events { get; set; } = new EventHandlerList();

TelegramBotBase/Form/ButtonBase.cs

@@ -31,11 +31,12 @@ namespace TelegramBotBase.Form
         }
 
 
-        public InlineKeyboardButton ToInlineButton()
+        public InlineKeyboardButton ToInlineButton(ButtonForm form)
         {
+            String id = (form.DependencyControl != null ? form.DependencyControl.ControlID + "_" : "");
             if (this.Url == null)
             {
-                return InlineKeyboardButton.WithCallbackData(this.Text, this.Value);
+                return InlineKeyboardButton.WithCallbackData(this.Text, id + this.Value);
             }
 
             var ikb = new InlineKeyboardButton();

TelegramBotBase/Form/ButtonForm.cs

@@ -4,6 +4,7 @@ using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Telegram.Bot.Types.ReplyMarkups;
+using TelegramBotBase.Base;
 
 namespace TelegramBotBase.Form
 {
@@ -17,12 +18,18 @@ namespace TelegramBotBase.Form
 
         public IReplyMarkup Markup { get; set; }
 
+        public ControlBase DependencyControl { get; set; }
 
         public ButtonForm()
         {
 
         }
 
+        public ButtonForm(ControlBase control)
+        {
+            this.DependencyControl = control;
+        }
+
         public void AddButtonRow(IEnumerable<ButtonBase> row)
         {
             Buttons.Add(row.ToList());
@@ -62,7 +69,7 @@ namespace TelegramBotBase.Form
         {
             var sp = SplitTo<ButtonBase>(buttons, buttonsPerRow);
 
-            foreach(var bl in sp)
+            foreach (var bl in sp)
             {
                 AddButtonRow(bl);
             }
@@ -70,7 +77,7 @@ namespace TelegramBotBase.Form
 
         public InlineKeyboardButton[][] ToArray()
         {
-            var ikb = this.Buttons.Select(a => a.Select(b => b.ToInlineButton()).ToArray()).ToArray();
+            var ikb = this.Buttons.Select(a => a.Select(b => b.ToInlineButton(this)).ToArray()).ToArray();
 
             return ikb;
         }

TelegramBotBase/Form/PromptDialog.cs

@@ -15,6 +15,7 @@ namespace TelegramBotBase.Form
 
         public List<ButtonBase> Buttons { get; set; }
 
+        [Obsolete]
         public Dictionary<String, FormBase> ButtonForms { get; set; } = new Dictionary<string, FormBase>();
 
         private EventHandlerList __Events { get; set; } = new EventHandlerList();

TelegramBotBase/Markdown/Generator.cs

@@ -0,0 +1,112 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using Telegram.Bot.Types.Enums;
+
+namespace TelegramBotBase.Markdown
+{
+    public static class Generator
+    {
+        public static ParseMode OutputMode { get; set; } = ParseMode.Markdown;
+
+        /// <summary>
+        /// Generates a link with title in Markdown or HTML
+        /// </summary>
+        /// <param name="url"></param>
+        /// <param name="title"></param>
+        /// <param name="tooltip"></param>
+        /// <returns></returns>
+        public static String Link(this String url, String title = null, String tooltip = null)
+        {
+            switch (OutputMode)
+            {
+                case ParseMode.Markdown:
+                    return "[" + (title ?? url) + "](" + url + " " + (tooltip ?? "") + ")";
+                case ParseMode.Html:
+                    return $"<a href=\"{url}\" title=\"{tooltip ?? ""}\">{title ?? ""}</b>";
+            }
+            return url;
+        }
+
+        /// <summary>
+        /// Returns a Link to the User, title is optional.
+        /// </summary>
+        /// <param name="userId"></param>
+        /// <param name="title"></param>
+        /// <returns></returns>
+        public static String MentionUser(this long userId, String title = null)
+        {
+            return Link("tg://user?id=" + userId.ToString(), title);
+        }
+
+        /// <summary>
+        /// Returns a bold link in Markdown or HTML
+        /// </summary>
+        /// <param name="text"></param>
+        /// <returns></returns>
+        public static String Bold(this String text)
+        {
+            switch (OutputMode)
+            {
+                case ParseMode.Markdown:
+                    return "**" + text + "**";
+                case ParseMode.Html:
+                    return "<b>" + text + "</b>";
+            }
+            return text;
+        }
+
+        /// <summary>
+        /// Returns a italic link in Markdown or HTML
+        /// </summary>
+        /// <param name="text"></param>
+        /// <returns></returns>
+        public static String Italic(this String text)
+        {
+            switch (OutputMode)
+            {
+                case ParseMode.Markdown:
+                    return "__" + text + "__";
+                case ParseMode.Html:
+                    return "<i>" + text + "</i>";
+            }
+            return text;
+        }
+
+        /// <summary>
+        /// Returns a monospace link in Markdown or HTML
+        /// </summary>
+        /// <param name="text"></param>
+        /// <returns></returns>
+        public static String Monospace(this String text)
+        {
+            switch (OutputMode)
+            {
+                case ParseMode.Markdown:
+                    return "`" + text + "`";
+                case ParseMode.Html:
+                    return "<code>" + text + "</code>";
+            }
+            return text;
+        }
+
+        /// <summary>
+        /// Returns a multi monospace link in Markdown or HTML
+        /// </summary>
+        /// <param name="text"></param>
+        /// <returns></returns>
+        public static String MultiMonospace(this String text)
+        {
+            switch (OutputMode)
+            {
+                case ParseMode.Markdown:
+                    return "```" + text + "```";
+                case ParseMode.Html:
+                    return "<pre>" + text + "</pre>";
+            }
+            return text;
+        }
+    }
+}

TelegramBotBase/Properties/AssemblyInfo.cs

@@ -6,7 +6,7 @@ using System.Runtime.InteropServices;
 // Attribute gesteuert. Ändern Sie diese Attributwerte, um die Informationen zu ändern,
 // die einer Assembly zugeordnet sind.
 [assembly: AssemblyTitle("TelegramBotBase Framework")]
-[assembly: AssemblyDescription("A simple addon for the original C# Telegram Bot library.")]
+[assembly: AssemblyDescription("This is a context based application framework for the C# TelegramBot library.")]
 [assembly: AssemblyConfiguration("")]
 [assembly: AssemblyCompany("Florian Dahn")]
 [assembly: AssemblyProduct("TelegramBotBase Framework")]
@@ -32,5 +32,5 @@ using System.Runtime.InteropServices;
 // Sie können alle Werte angeben oder die standardmäßigen Build- und Revisionsnummern 
 // übernehmen, indem Sie "*" eingeben:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("1.4.2.0")]
+[assembly: AssemblyVersion("1.5.2.0")]
-[assembly: AssemblyFileVersion("1.4.2.0")]
+[assembly: AssemblyFileVersion("1.5.2.0")]

TelegramBotBase/Sessions/DeviceSession.cs

@@ -13,6 +13,7 @@ using Telegram.Bot.Types.Enums;
 using Telegram.Bot.Types.InputFiles;
 using Telegram.Bot.Types.ReplyMarkups;
 using TelegramBotBase.Base;
+using TelegramBotBase.Exceptions;
 using TelegramBotBase.Form;
 
 namespace TelegramBotBase.Sessions
@@ -129,6 +130,11 @@ namespace TelegramBotBase.Sessions
 
             InlineKeyboardMarkup markup = buttons;
 
+            if (text.Length > Constants.Telegram.MaxMessageLength)
+            {
+                throw new MaxLengthException(text.Length);
+            }
+
             try
             {
                 var m = await this.Client.TelegramClient.EditMessageTextAsync(this.DeviceId, messageId, text, replyMarkup: markup);
@@ -158,6 +164,11 @@ namespace TelegramBotBase.Sessions
 
             InlineKeyboardMarkup markup = buttons;
 
+            if (message.Text.Length > Constants.Telegram.MaxMessageLength)
+            {
+                throw new MaxLengthException(message.Text.Length);
+            }
+
             try
             {
                 var m = await this.Client.TelegramClient.EditMessageTextAsync(this.DeviceId, message.MessageId, message.Text, replyMarkup: markup);
@@ -181,7 +192,7 @@ namespace TelegramBotBase.Sessions
         /// <param name="replyTo"></param>
         /// <param name="disableNotification"></param>
         /// <returns></returns>
-        public async Task<Message> Send(String text, ButtonForm buttons = null, int replyTo = 0, bool disableNotification = false)
+        public async Task<Message> Send(String text, ButtonForm buttons = null, int replyTo = 0, bool disableNotification = false, ParseMode parseMode = ParseMode.Default)
         {
             if (this.ActiveForm == null)
                 return null;
@@ -190,9 +201,14 @@ namespace TelegramBotBase.Sessions
 
             Message m = null;
 
+            if (text.Length > Constants.Telegram.MaxMessageLength)
+            {
+                throw new MaxLengthException(text.Length);
+            }
+
             try
             {
-                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
+                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, parseMode, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
 
                 OnMessageSent(new MessageSentEventArgs(m));
             }
@@ -216,16 +232,21 @@ namespace TelegramBotBase.Sessions
         /// <param name="replyTo"></param>
         /// <param name="disableNotification"></param>
         /// <returns></returns>
-        public async Task<Message> Send(String text, InlineKeyboardMarkup markup, int replyTo = 0, bool disableNotification = false)
+        public async Task<Message> Send(String text, InlineKeyboardMarkup markup, int replyTo = 0, bool disableNotification = false, ParseMode parseMode = ParseMode.Default)
         {
             if (this.ActiveForm == null)
                 return null;
 
             Message m = null;
 
+            if (text.Length > Constants.Telegram.MaxMessageLength)
+            {
+                throw new MaxLengthException(text.Length);
+            }
+
             try
             {
-                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
+                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, parseMode, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
 
                 OnMessageSent(new MessageSentEventArgs(m));
             }
@@ -249,16 +270,21 @@ namespace TelegramBotBase.Sessions
         /// <param name="replyTo"></param>
         /// <param name="disableNotification"></param>
         /// <returns></returns>
-        public async Task<Message> Send(String text, ReplyKeyboardMarkup markup, int replyTo = 0, bool disableNotification = false)
+        public async Task<Message> Send(String text, ReplyKeyboardMarkup markup, int replyTo = 0, bool disableNotification = false, ParseMode parseMode = ParseMode.Default)
         {
             if (this.ActiveForm == null)
                 return null;
 
             Message m = null;
 
+            if (text.Length > Constants.Telegram.MaxMessageLength)
+            {
+                throw new MaxLengthException(text.Length);
+            }
+
             try
             {
-                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
+                m = await (this.Client.TelegramClient.SendTextMessageAsync(this.DeviceId, text, parseMode, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification));
 
                 OnMessageSent(new MessageSentEventArgs(m));
             }
@@ -282,7 +308,7 @@ namespace TelegramBotBase.Sessions
         /// <param name="replyTo"></param>
         /// <param name="disableNotification"></param>
         /// <returns></returns>
-        public async Task<Message> SendPhoto(InputOnlineFile file, ButtonForm buttons = null, int replyTo = 0, bool disableNotification = false)
+        public async Task<Message> SendPhoto(InputOnlineFile file, ButtonForm buttons = null, int replyTo = 0, bool disableNotification = false, ParseMode parseMode = ParseMode.Default)
         {
             if (this.ActiveForm == null)
                 return null;
@@ -293,7 +319,7 @@ namespace TelegramBotBase.Sessions
 
             try
             {
-                m = await this.Client.TelegramClient.SendPhotoAsync(this.DeviceId, file, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification);
+                m = await this.Client.TelegramClient.SendPhotoAsync(this.DeviceId, file, parseMode: parseMode, replyToMessageId: replyTo, replyMarkup: markup, disableNotification: disableNotification);
 
                 OnMessageSent(new MessageSentEventArgs(m));
             }