Add `Message::member` structfield

Adds the `Message::member` structfield, which contains a partial amount
of member data (deaf and mute status, role IDs, and joined_at).

2 files changed, 23 insertions, 2 deletions

diff --git a/src/model/channel/message.rs b/src/model/channel/message.rs
index 566107b..978e181 100644
--- a/src/model/channel/message.rs
+++ b/src/model/channel/message.rs
@@ -40,6 +40,9 @@ pub struct Message {
     /// message or a system message.
     #[serde(rename = "type")]
     pub kind: MessageType,
+    /// A partial amount of data about the user's member data, if this message
+    /// was sent in a guild.
+    pub member: Option<PartialMember>,
     /// Indicator of whether the message mentions everyone.
     pub mention_everyone: bool,
     /// Array of [`Role`]s' Ids mentioned in the message.
diff --git a/src/model/guild/member.rs b/src/model/guild/member.rs
index 9be2d85..cc6bc2a 100644
--- a/src/model/guild/member.rs
+++ b/src/model/guild/member.rs
@@ -1,8 +1,8 @@
 use model::prelude::*;
 use chrono::{DateTime, FixedOffset};
 use std::fmt::{
-    Display, 
-    Formatter, 
+    Display,
+    Formatter,
     Result as FmtResult
 };
 use super::deserialize_sync_user;
@@ -462,3 +462,21 @@ impl Display for Member {
         Display::fmt(&self.user.read().mention(), f)
     }
 }
+
+/// A partial amount of data for a member.
+///
+/// This is used in [`Message`]s from [`Guild`]s.
+///
+/// [`Guild`]: struct.Guild.html
+/// [`Message`]: ../channel/struct.Message.html
+#[derive(Clone, Debug, Deserialize, Serialize)]
+pub struct PartialMember {
+    /// Indicator of whether the member can hear in voice channels.
+    pub deaf: bool,
+    /// Timestamp representing the date when the member joined.
+    pub joined_at: Option<DateTime<FixedOffset>>,
+    /// Indicator of whether the member can speak in voice channels.
+    pub mute: bool,
+    /// Vector of Ids of [`Role`]s given to the member.
+    pub roles: Vec<RoleId>,
+}