impl matrix continuation so i can get rid of per-msg get-set

message/matrix.go

@@ -15,21 +15,23 @@ import (
 )
 
 type Matrix struct {
-	mock       bool
-	homeserver string
-	username   string
-	token      string
-	room       string
+	mock         bool
+	homeserver   string
+	username     string
+	token        string
+	room         string
+	continuation string
 }
 
 func NewMatrix() Matrix {
 	conf := config.Get().Message.Matrix
 	return Matrix{
-		homeserver: conf.Homeserver,
-		username:   conf.Username,
-		token:      conf.Token,
-		room:       conf.Room,
-		mock:       conf.Mock,
+		homeserver:   conf.Homeserver,
+		username:     conf.Username,
+		token:        conf.Token,
+		room:         conf.Room,
+		mock:         conf.Mock,
+		continuation: conf.Continuation,
 	}
 }
 
@@ -37,7 +39,11 @@ func (m Matrix) getclient() (*gomatrix.Client, error) {
 	return gomatrix.NewClient(m.homeserver, m.username, m.token)
 }
 
-func (m Matrix) Receive() ([]Message, error) {
+func (m Matrix) Continuation() string {
+	return m.continuation
+}
+
+func (m *Matrix) Receive() ([]Message, error) {
 	if m.mock {
 		log.Printf("matrix.Receive()")
 		messages := make([]Message, 0)
@@ -65,11 +71,14 @@ func (m Matrix) Receive() ([]Message, error) {
 		return nil, err
 	}
 	messages := make([]Message, 0)
-	result, err := c.Messages(m.room, "", "", 'b', 50)
+	result, err := c.Messages(m.room, "", m.continuation, 'b', 50)
 	if err != nil {
 		return nil, err
 	}
+	log.Printf("%s => {Start:%s End:%v};; %v, (%d)", m.continuation, result.Start, result.End, err, len(result.Chunk))
+	m.continuation = result.Start
 	for _, event := range result.Chunk {
+		//log.Printf("%+v", event)
 		if _, ok := matrixIDs[event.Sender]; !ok {
 			continue
 		}
@@ -82,6 +91,7 @@ func (m Matrix) Receive() ([]Message, error) {
 		}
 	}
 	clientChange := regexp.MustCompile("@[a-z]+$")
+	log.Printf("rewriting messages based on @abc")
 	for i := range messages {
 		if found := clientChange.FindString(messages[i].Content); found != "" {
 			messages[i].Content = strings.TrimSpace(strings.ReplaceAll(messages[i].Content, found, ""))
@@ -95,6 +105,14 @@ func (m Matrix) Receive() ([]Message, error) {
 		}
 		messages[i].Content = strings.TrimSpace(messages[i].Content)
 	}
+	log.Printf("rewriting messages based on ! CoMmAnD ...")
+	for i := range messages {
+		if strings.HasPrefix(messages[i].Content, "!") {
+			messages[i].Content = "!" + strings.TrimSpace(messages[i].Content[1:])
+			splits := strings.Split(messages[i].Content, " ")
+			messages[i].Content = strings.ToLower(splits[0]) + " " + strings.Join(splits, " ")
+		}
+	}
 	return messages, nil
 }