Fix reply length for hrunicode messages

Makefile

@@ -2,7 +2,7 @@
 
 COMMIT := $(shell git rev-parse --short HEAD)
 TD_COMMIT := "8517026415e75a8eec567774072cbbbbb52376c1"
-VERSION := "v1.8.2"
+VERSION := "v1.8.3"
 MAKEOPTS := "-j4"
 
 all:

telegabber.go

@@ -15,7 +15,7 @@ import (
 	goxmpp "gosrc.io/xmpp"
 )
 
-var version string = "1.8.2"
+var version string = "1.8.3"
 var commit string
 
 var sm *goxmpp.StreamManager

telegram/utils.go

@@ -16,6 +16,7 @@ import (
 	"strconv"
 	"strings"
 	"time"
+	"unicode/utf8"
 
 	"dev.narayana.im/narayana/telegabber/telegram/cache"
 	"dev.narayana.im/narayana/telegabber/telegram/formatter"
@@ -42,7 +43,7 @@ var spaceRegex = regexp.MustCompile(`\s+`)
 var replyRegex = regexp.MustCompile("\\A>>? ?([0-9]+)\\n")
 
 const newlineChar string = "\n"
-const messageHeaderSeparator string = " | "
+const messageHeaderSeparator string = " | " // no hrunicode allowed here yet
 
 // GetContactByUsername resolves username to user id retrieves user and chat information
 func (c *Client) GetContactByUsername(username string) (*client.Chat, *client.User, error) {
@@ -845,7 +846,7 @@ func (c *Client) contentToFile(content client.MessageContent) (*client.File, *cl
 
 func (c *Client) countCharsInLines(lines *[]string) (count int) {
 	for _, line := range *lines {
-		count += len(line)
+		count += utf8.RuneCountInString(line)
 	}
 	return
 }
@@ -895,7 +896,7 @@ func (c *Client) messageToPrefix(message *client.Message, previewString string,
 		}
 		replyLine := "reply: " + c.formatMessage(message.ChatId, message.ReplyToMessageId, true, replyMsg)
 		prefix = append(prefix, replyLine)
-		replyEnd = replyStart + len(replyLine)
+		replyEnd = replyStart + utf8.RuneCountInString(replyLine)
 		if len(prefix) > 0 {
 			replyEnd += len(messageHeaderSeparator)
 		}