From 245f48a22c9a7d5de6f2756ad754558f2054835e Mon Sep 17 00:00:00 2001
From: Bruno Windels <brunow@matrix.org>
Date: Thu, 16 May 2019 18:39:20 +0100
Subject: [PATCH] =?UTF-8?q?set=20caret=20on=20mount=20as=20we=20usually=20?=
 =?UTF-8?q?do,=20so=20FF=20doesn't=20enter=202=20newlines=20=F0=9F=A4=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/components/views/elements/MessageEditor.js |  7 +------
 src/editor/model.js                            | 10 ++++++++++
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/src/components/views/elements/MessageEditor.js b/src/components/views/elements/MessageEditor.js
index b42923954b..b59227ecc8 100644
--- a/src/components/views/elements/MessageEditor.js
+++ b/src/components/views/elements/MessageEditor.js
@@ -144,12 +144,7 @@ export default class MessageEditor extends React.Component {
 
     componentDidMount() {
         this._updateEditorState();
-        const sel = document.getSelection();
-        const range = document.createRange();
-        range.selectNodeContents(this._editorRef);
-        range.collapse(false);
-        sel.removeAllRanges();
-        sel.addRange(range);
+        setCaretPosition(this._editorRef, this.model, this.model.getPositionAtEnd());
         this._editorRef.focus();
     }
 
diff --git a/src/editor/model.js b/src/editor/model.js
index c6f0c5529f..5a571640c6 100644
--- a/src/editor/model.js
+++ b/src/editor/model.js
@@ -61,6 +61,16 @@ export default class EditorModel {
         return null;
     }
 
+    getPositionAtEnd() {
+        if (this._parts.length) {
+            const index = this._parts.length - 1;
+            const part = this._parts[index];
+            return new DocumentPosition(index, part.text.length);
+        } else {
+            return new DocumentPosition(0, 0);
+        }
+    }
+
     serializeParts() {
         return this._parts.map(({type, text}) => {return {type, text};});
     }