Fix removing file uploads when creating new notices in admin

CHANGELOG.md

@@ -1,5 +1,9 @@
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/). It uses [CalVer](https://calver.org/) as of May 2019.
 
+## [22.07c](https://github.com/berkmancenter/lumendatabase/releases/tag/2022.07c) - 2022-07-08
+### Fixed
+* Fixed removing `file uploads` when creating `new notices` in the `admin`.
+
 ## [22.07b](https://github.com/berkmancenter/lumendatabase/releases/tag/2022.07b) - 2022-07-08
 ### Added
 * Made it possible to customize the `notice view` per notice.

Gemfile

@@ -25,6 +25,7 @@ gem 'jsonapi-serializer'
 gem 'kaminari'
 gem 'lograge'
 gem 'mime-types'
+gem 'nested_form', git: 'https://github.com/berkmancenter/nested_form'
 gem 'oink'
 # Pinned because the next step is migrating to ActiveStorage.
 gem 'paperclip', '~> 5'

Gemfile.lock

@@ -1,3 +1,9 @@
+GIT
+  remote: https://github.com/berkmancenter/nested_form
+  revision: 46f5f658c3477f79906880a43948514f311268d5
+  specs:
+    nested_form (0.3.2)
+
 GEM
   remote: https://rubygems.org/
   specs:
@@ -307,7 +313,6 @@ GEM
     neat (1.3.0)
       bourbon (>= 2.1)
       sass (>= 3.2)
-    nested_form (0.3.2)
     nio4r (2.5.8)
     nokogiri (1.13.6)
       mini_portile2 (~> 2.8.0)
@@ -571,6 +576,7 @@ DEPENDENCIES
   mime-types
   mini_racer
   neat
+  nested_form!
   oink
   paperclip (~> 5)
   parallel_tests

app/assets/javascripts/rails_admin/custom/notice_edit_form.js

@@ -108,7 +108,11 @@ class NoticeEditForm {
 
     editor.on('ready',() => {
       $('.works_json_field .card-title').first().hide();
-      editor.setValue(JSON.parse($(`#${field_name}`).val()));
+      let val_to_init = $(`#${field_name}`).val();
+      if (!val_to_init) {
+        val_to_init = '[]';
+      }
+      editor.setValue(JSON.parse(val_to_init));
     });
 
     editor.on('change',() => {