attachment

app/models/research/journal/volume.rb

@@ -33,6 +33,10 @@ class Research::Journal::Volume < ApplicationRecord
 
   scope :ordered, -> { order(number: :desc, published_at: :desc) }
 
+  def cover_path
+    "/assets/img/volumes/#{id}#{cover.filename.extension_with_delimiter}"
+  end
+
   def to_s
     "##{ number } #{ title }"
   end
@@ -48,6 +52,7 @@ class Research::Journal::Volume < ApplicationRecord
                       layout: false,
                       assigns: { volume: self }
                     )
+    github.send_file cover, cover_path if cover.attached?
   end
 
   def github

app/services/github.rb

@@ -32,6 +32,26 @@ class Github
   rescue
   end
 
+  def send_file(attachment, path)
+    begin
+      content = client.content repository, path: path
+      sha = content[:sha]
+    rescue
+      sha = nil
+    end
+    commit_message ||= "[file] Save #{ path }"
+    return if repository.blank?
+    path_without_slash = path[1..-1]
+    # local_path = attachment.download_blob_to_tempfile
+    client.create_contents  repository,
+                            path_without_slash,
+                            commit_message,
+                            attachment.download,
+                            # file: local_path,
+                            sha: sha
+  rescue
+  end
+
   def read_file_at(path)
     data = client.content repository, path: path
     Base64.decode64 data.content

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

@@ -10,7 +10,7 @@ tags:
   - "economic growth"
 lang: Français
 date: "<%= @volume.published_at %>"
-image: /assets/img/volume-1.png
+image: "<%= @volume.cover_path %>"
 articles:
 <% @volume.articles.each do |article| %>
   - <%= article.id %>