adding message method to join vc's

bolt.go

@@ -1,6 +1,7 @@
 package bolt
 
 import (
+	"errors"
 	"fmt"
 	"log"
 	"os"
@@ -43,6 +44,7 @@ type Bolt interface {
 	getRemainingTimeout(timeout time.Time) string
 	roleCheck(guild string, roles []string, s *dg.Session, run Command) (bool, error)
 	timeoutCheck(msgID, channelID, guildID string, s *dg.Session, run Command) (bool, error)
+	joinUserVoice(guild, user string, s *dg.Session) (*dg.VoiceConnection, error)
 }
 
 // create a new bolt interface
@@ -328,3 +330,29 @@ func (b *bolt) timeoutCheck(msgID, channelID, guildID string, s *dg.Session, run
 
 	return true, nil
 }
+
+func (b *bolt) joinUserVoice(guild, user string, s *dg.Session) (*dg.VoiceConnection, error) {
+	g, err := s.State.Guild(guild)
+	if err != nil {
+		return nil, err
+	}
+
+	var chanID string
+	for _, x := range g.VoiceStates {
+		if user == x.UserID {
+			chanID = x.ChannelID
+		}
+	}
+
+	if chanID == "" {
+		return nil, errors.New("user is not in a voice channel")
+	}
+
+	//joining voice channel: false = not muted, true = deafened
+	dgv, err := s.ChannelVoiceJoin(guild, chanID, false, true)
+	if err != nil {
+		return nil, err
+	}
+
+	return dgv, nil
+}

message.go

@@ -96,3 +96,9 @@ func (m *Message) Respond(res string) error {
 	_, err := m.sesh.ChannelMessageSendComplex(m.channelID, rep)
 	return err
 }
+
+// joins the message author's voice channel. Returns the voice connection object, this connection must be cleaned
+// up by the client to prevent issues
+func (m *Message) JoinVoiceChannel() (*dg.VoiceConnection, error) {
+	return m.sesh.joinUserVoice(m.serverID, m.ID, m.sesh.Session)
+}