add function dispatch

testbot/action.go

@@ -0,0 +1,5 @@
+package main
+
+type Action func(inputs ...string) string
+
+var ActionList map[string]Action

testbot/main.go

@@ -26,6 +26,7 @@ func main() {
 		Conf: c,
 		Jobs: make(chan *mautrix.Event, 100),
 	}
+	tb.InitActions()
 	syncer := botlib.NewCustomSyncer("@testbot:saintnet.tech", b.Client.Store)
 	syncer.OnEventType(mautrix.EventMessage, tb.QueueMessage)
 	syncer.OnEventType(mautrix.StateMember, b.DefaultHandleMember)

testbot/messages.go

@@ -30,25 +30,24 @@ func (t *TestBot) HandleMessage(e *mautrix.Event) {
 	if len(body_s) < 2 {
 		return //nothing to parse
 	}
-	switch body_s[1] {
-	case "stop":
+	if body_s[1] == "stop" {
 		err := t.Message(e.RoomID, "Shutting down...")
 		if err != nil {
 			log.Fatal(err)
 		}
 		t.Shutdown()
 		return
-	case "echo":
-		err := t.Message(e.RoomID, body)
-		if err != nil {
-			log.Fatal(err)
-		}
-	case "version":
-		err := t.Message(e.RoomID, "0.0.1")
-		if err != nil {
-			log.Fatal(err)
-		}
 	}
+	response, found := ActionList[body_s[1]]
+	if !found {
+		response = func(inputs ...string) string { return "Command not found" }
+	}
+	msg := response(body_s[1:]...)
+	err := t.Message(e.RoomID, msg)
+	if err != nil {
+		log.Fatal(err)
+	}
+	return
 }
 
 func (t *TestBot) MessageHandler(cancelChan <-chan bool) {

testbot/testbot.go

@@ -39,3 +39,11 @@ func (t *TestBot) LoadState() {
 	}
 	t.Bot.ManagementRoomID = strings.Trim(string(dat), "")
 }
+
+func (t *TestBot) InitActions() {
+	ActionList = make(map[string]Action)
+	ActionList["version"] = func(inputs ...string) string { return "0.0.1" }
+	ActionList["echo"] = func(inputs ...string) string {
+		return strings.Join(inputs[:], "")
+	}
+}