From 02577a2b5c1766f1fbc43700caf30b5b88be5ea7 Mon Sep 17 00:00:00 2001
From: Wim <wim@42.be>
Date: Sun, 25 Nov 2018 00:23:42 +0100
Subject: Make sure threaded files stay in thread (slack). Fixes #590

---
 bridge/slack/slack.go | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

(limited to 'bridge/slack/slack.go')

diff --git a/bridge/slack/slack.go b/bridge/slack/slack.go
index d5a6084b..d054ae81 100644
--- a/bridge/slack/slack.go
+++ b/bridge/slack/slack.go
@@ -390,11 +390,16 @@ func (b *Bslack) uploadFile(msg *config.Message, channelID string) {
 		ts := time.Now()
 		b.Log.Debugf("Adding file %s to cache at %s with timestamp", fi.Name, ts.String())
 		b.cache.Add("filename"+fi.Name, ts)
+		initialComment := fmt.Sprintf("File from %s", msg.Username)
+		if fi.Comment != "" {
+			initialComment += fmt.Sprintf("with comment: %s", fi.Comment)
+		}
 		res, err := b.sc.UploadFile(slack.FileUploadParameters{
-			Reader:         bytes.NewReader(*fi.Data),
-			Filename:       fi.Name,
-			Channels:       []string{channelID},
-			InitialComment: fi.Comment,
+			Reader:          bytes.NewReader(*fi.Data),
+			Filename:        fi.Name,
+			Channels:        []string{channelID},
+			InitialComment:  initialComment,
+			ThreadTimestamp: msg.ParentID,
 		})
 		if err != nil {
 			b.Log.Errorf("uploadfile %#v", err)
-- 
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