From 1e0ff0f9c2cd3ddbdb8c3d846730606fc0b0fd5c Mon Sep 17 00:00:00 2001
From: Ozzieisaacs <ozzie.fernandez.isaacs@googlemail.com>
Date: Wed, 3 Nov 2021 18:16:15 +0400
Subject: [PATCH] Fix #2045 ("fetch metadata" update appends to the existing
 tags instead or replacing them)

---
 cps/static/js/get_meta.js | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/cps/static/js/get_meta.js b/cps/static/js/get_meta.js
index f64be699..51ab740d 100644
--- a/cps/static/js/get_meta.js
+++ b/cps/static/js/get_meta.js
@@ -28,14 +28,17 @@ $(function () {
 
     function populateForm (book) {
         tinymce.get("description").setContent(book.description);
-        var uniqueTags = [];
+        var uniqueTags = $.map($("#tags").val().split(","), $.trim);
+        if ( uniqueTags.length == 1 && uniqueTags[0] == "") {
+            uniqueTags = [];
+        }
         $.each(book.tags, function(i, el) {
             if ($.inArray(el, uniqueTags) === -1) uniqueTags.push(el);
         });
         var ampSeparatedAuthors = (book.authors || []).join(" & ");
         $("#bookAuthor").val(ampSeparatedAuthors);
         $("#book_title").val(book.title);
-        $("#tags").val(uniqueTags.join(","));
+        $("#tags").val(uniqueTags.join(", "));
         $("#rating").data("rating").setValue(Math.round(book.rating));
         if(book.cover !== null){
             $(".cover img").attr("src", book.cover);