adding reaction support (#2)

- some rework of structure to allow for more puposeful response usage
- react and response now live on the message itself
- message structs split into own file
- readme updated to use new methods

Reviewed-on: #2
Co-authored-by: jake <jake.young.dev@gmail.com>
Co-committed-by: jake <jake.young.dev@gmail.com>

bolt.go

@@ -126,10 +126,10 @@ func (b *bolt) messageHandler(s *dg.Session, msg *dg.MessageCreate) {
 		return
 	}
 
-	//if there is no content it is likely an image or a GIF, updating message content for
+	//if there is no content it is likely an image, gif, or sticker, updating message content for
 	//better logging and to avoid confusion
 	if len(msg.Content) == 0 {
-		msg.Content = "GIF/IMAGE"
+		msg.Content = "[Embedded Content]"
 	}
 
 	if b.logLvl == LogLevelAll {
@@ -190,27 +190,43 @@ func (b *bolt) handleCommand(msg *dg.MessageCreate, s *dg.Session, server *dg.Gu
 		}
 	}
 
-	//run command payload
-	res, err := run.Payload(Message{
-		Author:  msg.Author.Username,
-		ID:      msg.Author.ID,
-		Words:   words,
-		Content: msg.Content,
-		Channel: channel.Name,
-		Server:  server.Name,
-	})
-
-	if err != nil {
-		return err
+	plMsg := Message{
+		Author:    msg.Author.Username,
+		ID:        msg.Author.ID,
+		msgID:     msg.ID,
+		Words:     words,
+		Content:   msg.Content,
+		Channel:   channel.Name,
+		channelID: msg.ChannelID,
+		Server:    server.Name,
+		serverID:  server.ID,
+		sesh:      b,
 	}
 
-	//if a reply is returned send back to Discord
-	if res != "" {
-		reply := b.createReply(res, msg.ID, msg.ChannelID, msg.GuildID)
-		_, err := s.ChannelMessageSendComplex(msg.ChannelID, reply)
-		if err != nil {
-			return err
+	//check for file attachments
+	if len(msg.Attachments) > 0 {
+		var att []MessageAttachment
+		for _, a := range msg.Attachments {
+			att = append(att, MessageAttachment{
+				ID:           a.ID,
+				URL:          a.URL,
+				ProxyURL:     a.ProxyURL,
+				Filename:     a.Filename,
+				ContentType:  a.ContentType,
+				Width:        a.Width,
+				Height:       a.Height,
+				Size:         a.Size,
+				DurationSecs: a.DurationSecs,
+			})
 		}
+
+		plMsg.Attachments = att
+	}
+
+	//run command payload
+	err = run.Payload(plMsg)
+	if err != nil {
+		return err
 	}
 
 	//update run time