Add guild member timeouts (#1061)

* added guild member timeouts

* fix spelling error

* Use time.Time, allow timeout removal

Co-authored-by: Carson Hoffman <c@rsonhoffman.com>

restapi.go

@@ -903,6 +903,20 @@ func (s *Session) GuildMemberMute(guildID string, userID string, mute bool) (err
 	return
 }
 
+// GuildMemberTimeout times out a guild member
+//  guildID   : The ID of a Guild.
+//  userID    : The ID of a User.
+//  until     : The timestamp for how long a member should be timed out.
+//              Set to nil to remove timeout.
+func (s *Session) GuildMemberTimeout(guildID string, userID string, until *time.Time) (err error) {
+	data := struct {
+		CommunicationDisabledUntil *time.Time `json:"communication_disabled_until"`
+	}{until}
+
+	_, err = s.RequestWithBucketID("PATCH", EndpointGuildMember(guildID, userID), data, EndpointGuildMember(guildID, ""))
+	return
+}
+
 // GuildMemberDeafen server deafens a guild member
 //  guildID   : The ID of a Guild.
 //  userID    : The ID of a User.

structs.go

@@ -808,6 +808,10 @@ type Member struct {
 
 	// Total permissions of the member in the channel, including overrides, returned when in the interaction object.
 	Permissions int64 `json:"permissions,string"`
+
+	// The time at which the member's timeout will expire.
+	// Time in the past or nil if the user is not timed out.
+	CommunicationDisabledUntil *time.Time `json:"communication_disabled_until"`
 }
 
 // Mention creates a member mention
@@ -1296,6 +1300,7 @@ const (
 	PermissionViewAuditLogs       = 0x0000000000000080
 	PermissionViewChannel         = 0x0000000000000400
 	PermissionViewGuildInsights   = 0x0000000000080000
+	PermissionModerateMembers     = 0x0000010000000000
 
 	PermissionAllText = PermissionViewChannel |
 		PermissionSendMessages |