better

app/controllers/admin/research/journal/volumes_controller.rb

@@ -55,6 +55,6 @@ class Admin::Research::Journal::VolumesController < Admin::Research::Journal::Ap
   end
 
   def volume_params
-    params.require(:research_journal_volume).permit(:title, :number, :cover, :published_at, :description)
+    params.require(:research_journal_volume).permit(:title, :number, :cover, :keywords, :published_at, :description)
   end
 end

app/controllers/admin/research/journals_controller.rb

@@ -52,6 +52,6 @@ class Admin::Research::JournalsController < Admin::Research::ApplicationControll
   end
 
   def journal_params
-    params.require(:research_journal).permit(:title, :description, :access_token, :repository)
+    params.require(:research_journal).permit(:title, :description, :issn, :access_token, :repository)
   end
 end

app/models/research/journal.rb

@@ -5,6 +5,7 @@
 #  id            :uuid             not null, primary key
 #  access_token  :string
 #  description   :text
+#  issn          :string
 #  repository    :string
 #  title         :string
 #  created_at    :datetime         not null

app/models/research/journal/volume.rb

@@ -4,6 +4,7 @@
 #
 #  id                  :uuid             not null, primary key
 #  description         :text
+#  keywords            :text
 #  number              :integer
 #  published_at        :date
 #  title               :string

app/views/admin/research/journal/volumes/_form.html.erb

@@ -20,6 +20,7 @@
         <div class="card-body">
           <%= f.input :number %>
           <%= f.input :published_at, html5: true %>
+          <%= f.input :keywords %>
         </div>
       </div>
     </div>

app/views/admin/research/journal/volumes/jekyll.html.erb

 ---
 title: "<%= @volume.title %>"
 number: <%= @volume.number %>
-issn: "-"
-tags:
-  - "Andy Stirling"
-  - "anti-imperialism"
-  - "de colonial degrowth"
-  - "degrowth"
-  - "economic growth"
-lang: Français
+issn: "<%= @volume.journal.issn %>"
+keywords: "<%= @volume.keywords %>"
 date: "<%= @volume.published_at %>"
 image: "<%= @volume.cover_path %>"
 articles:
 <% @volume.articles.each do |article| %>
-  - <%= article.id %>
+- <%= article.id %>
 <% end %>
 ---
 <%= @volume.description %>

app/views/admin/research/journals/_form.html.erb

@@ -2,6 +2,7 @@
   <div class="row">
     <div class="col-md-6">
       <%= f.input :title %>
+      <%= f.input :issn %>
     </div>
   </div>
   <% content_for :buttons do %>

app/views/admin/research/journals/show.html.erb

 <% content_for :title, @journal %>
 
+<p>ISSN : <%= @journal.issn %></p>
+
 <% if @journal.website %>
   <p>
     Site :

db/migrate/20210921170648_add_fields_to_journals.rb

+class AddFieldsToJournals < ActiveRecord::Migration[6.1]
+  def change
+    add_column :research_journals, :issn, :string
+    add_column :research_journal_volumes, :keywords, :text
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema.define(version: 2021_09_21_124220) do
+ActiveRecord::Schema.define(version: 2021_09_21_170648) do
 
   # These are extensions that must be enabled in order to support this database
   enable_extension "pgcrypto"
@@ -172,6 +172,7 @@ ActiveRecord::Schema.define(version: 2021_09_21_124220) do
     t.datetime "created_at", precision: 6, null: false
     t.datetime "updated_at", precision: 6, null: false
     t.text "description"
+    t.text "keywords"
     t.index ["research_journal_id"], name: "index_research_journal_volumes_on_research_journal_id"
     t.index ["university_id"], name: "index_research_journal_volumes_on_university_id"
   end
@@ -184,6 +185,7 @@ ActiveRecord::Schema.define(version: 2021_09_21_124220) do
     t.datetime "updated_at", precision: 6, null: false
     t.string "access_token"
     t.string "repository"
+    t.string "issn"
     t.index ["university_id"], name: "index_research_journals_on_university_id"
   end
 

docs/research/journals.md

+# Journals
+
+## References
+
+http://infolit.be/CoMLiS/ch02s03.html

test/fixtures/research/journal/volumes.yml

@@ -4,6 +4,7 @@
 #
 #  id                  :uuid             not null, primary key
 #  description         :text
+#  keywords            :text
 #  number              :integer
 #  published_at        :date
 #  title               :string

test/fixtures/research/journals.yml

@@ -5,6 +5,7 @@
 #  id            :uuid             not null, primary key
 #  access_token  :string
 #  description   :text
+#  issn          :string
 #  repository    :string
 #  title         :string
 #  created_at    :datetime         not null

test/models/research/journal/volume_test.rb

@@ -4,6 +4,7 @@
 #
 #  id                  :uuid             not null, primary key
 #  description         :text
+#  keywords            :text
 #  number              :integer
 #  published_at        :date
 #  title               :string

test/models/research/journal_test.rb

@@ -5,6 +5,7 @@
 #  id            :uuid             not null, primary key
 #  access_token  :string
 #  description   :text
+#  issn          :string
 #  repository    :string
 #  title         :string
 #  created_at    :datetime         not null