Add description to groups

raw/src/requests/mod.rs

@@ -30,6 +30,7 @@ pub mod send_photo;
 pub mod send_poll;
 pub mod send_venue;
 pub mod send_video;
+pub mod set_chat_description;
 pub mod stop_message_live_location;
 pub mod stop_poll;
 pub mod unban_chat_member;
@@ -66,6 +67,7 @@ pub use self::send_photo::*;
 pub use self::send_poll::*;
 pub use self::send_venue::*;
 pub use self::send_video::*;
+pub use self::set_chat_description::*;
 pub use self::stop_message_live_location::*;
 pub use self::stop_poll::*;
 pub use self::unban_chat_member::*;

raw/src/requests/send_message.rs

@@ -114,7 +114,7 @@ where
     where
         T: Into<Cow<'s, str>>,
     {
-        let mut rq = self.to_source_chat().text(text);
+        let mut rq = send_message::CanSendMessage::text(&self.to_source_chat(), text);
         rq.reply_to(self.to_message_id());
         rq
     }

raw/src/requests/set_chat_description.rs

@@ -0,0 +1,53 @@
+use std::borrow::Cow;
+
+use crate::requests::*;
+use crate::types::*;
+
+/// Use this method to set group descriptions.
+#[derive(Debug, Clone, PartialEq, PartialOrd, Serialize)]
+#[must_use = "requests do nothing unless sent"]
+pub struct SetChatDescription<'s> {
+    chat_id: ChatRef,
+    description: Cow<'s, str>,
+}
+
+impl<'c, 's> Request for SetChatDescription<'s> {
+    type Type = JsonRequestType<Self>;
+    type Response = JsonIdResponse<bool>;
+
+    fn serialize(&self) -> Result<HttpRequest, Error> {
+        Self::Type::serialize(RequestUrl::method("setChatDescription"), self)
+    }
+}
+
+impl<'s> SetChatDescription<'s> {
+    pub fn new<C, D>(chat: C, description: D) -> Self
+    where
+        C: ToChatRef,
+        D: Into<Cow<'s, str>>,
+    {
+        SetChatDescription {
+            chat_id: chat.to_chat_ref(),
+            description: description.into(),
+        }
+    }
+}
+
+/// Set chat description.
+pub trait CanSetChatDescription {
+    fn text<'s, T>(&self, text: T) -> SetChatDescription<'s>
+    where
+        T: Into<Cow<'s, str>>;
+}
+
+impl<C> CanSetChatDescription for C
+where
+    C: ToChatRef,
+{
+    fn text<'s, D>(&self, text: D) -> SetChatDescription<'s>
+    where
+        D: Into<Cow<'s, str>>,
+    {
+        SetChatDescription::new(self, text)
+    }
+}

raw/src/types/chat.rs

@@ -32,6 +32,8 @@ pub struct Group {
     /// You can generate a new invite link by using the
     /// export_invite_link method.
     pub invite_link: Option<String>,
+    /// The group's description.
+    pub description: Option<String>,
 }
 
 /// This object represents a supergroup.
@@ -47,6 +49,8 @@ pub struct Supergroup {
     /// You can generate a new invite link by using the
     /// export_invite_link method.
     pub invite_link: Option<String>,
+    /// The group's description.
+    pub description: Option<String>,
 }
 
 /// This object represents a channel.
@@ -62,6 +66,8 @@ pub struct Channel {
     /// You can generate a new invite link by using the
     /// export_invite_link method.
     pub invite_link: Option<String>,
+    /// Channel description
+    pub description: Option<String>,
 }
 
 /// This object represents a private, group or supergroup.
@@ -138,18 +144,21 @@ impl<'de> Deserialize<'de> for Chat {
                 title: required_field!(title),
                 all_members_are_administrators: required_field!(all_members_are_administrators),
                 invite_link: raw.invite_link,
+                description: raw.description,
             }),
             "supergroup" => Chat::Supergroup(Supergroup {
                 id: raw.id.into(),
                 title: required_field!(title),
                 username: raw.username,
                 invite_link: raw.invite_link,
+                description: raw.description,
             }),
             "channel" => Chat::Channel(Channel {
                 id: raw.id.into(),
                 title: required_field!(title),
                 username: raw.username,
                 invite_link: raw.invite_link,
+                description: raw.description,
             }),
             _ => Chat::Unknown(raw),
         })
@@ -179,4 +188,6 @@ pub struct RawChat {
     pub language_code: Option<String>,
     /// True if a group has ‘All Members Are Admins’ enabled.
     pub all_members_are_administrators: Option<bool>,
+    /// The group's description
+    pub description: Option<String>,
 }