Add slash command for moving an issue

Carried over from https://gitlab.com/gitlab-org/gitlab-ce/merge_requests/8857

1 files changed, 53 insertions, 0 deletions

diff --git a/lib/gitlab/slash_commands/presenters/issue_move.rb b/lib/gitlab/slash_commands/presenters/issue_move.rb
new file mode 100644
index 00000000000..03921729941
--- /dev/null
+++ b/lib/gitlab/slash_commands/presenters/issue_move.rb
@@ -0,0 +1,53 @@
+# coding: utf-8
+module Gitlab
+  module SlashCommands
+    module Presenters
+      class IssueMove < Presenters::Base
+        include Presenters::IssueBase
+
+        def present(old_issue)
+          in_channel_response(moved_issue(old_issue))
+        end
+
+        def display_move_error(error)
+          message = header_with_list("The action was not successful, because:", [error])
+
+          ephemeral_response(text: message)
+        end
+
+        private
+
+        def moved_issue(old_issue)
+          {
+            attachments: [
+              {
+                title:        "#{@resource.title} · #{@resource.to_reference}",
+                title_link:   resource_url,
+                author_name:  author.name,
+                author_icon:  author.avatar_url,
+                fallback:     "Issue #{@resource.to_reference}: #{@resource.title}",
+                pretext:      pretext(old_issue),
+                color:        color(@resource),
+                fields:       fields,
+                mrkdwn_in: [
+                  :title,
+                  :pretext,
+                  :text,
+                  :fields
+                ]
+              }
+            ]
+          }
+        end
+
+        def pretext(old_issue)
+          "Moved issue *#{issue_link(old_issue)}* to *#{issue_link(@resource)}*"
+        end
+
+        def issue_link(issue)
+          "[#{issue.to_reference}](#{project_issue_url(issue.project, issue)})"
+        end
+      end
+    end
+  end
+end