Allow multiple repositories per project

This changes the repository type from a binary `wiki?` to a type. So
we can have more than 2 repository types.

Now everywhere we called `.wiki?` and expected a boolean, we check
that type.

1 files changed, 42 insertions, 0 deletions

diff --git a/lib/gitlab/gl_repository/repo_type.rb b/lib/gitlab/gl_repository/repo_type.rb
new file mode 100644
index 00000000000..7abe6c29a25
--- /dev/null
+++ b/lib/gitlab/gl_repository/repo_type.rb
@@ -0,0 +1,42 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module GlRepository
+    class RepoType
+      attr_reader :name,
+                  :access_checker_class,
+                  :repository_accessor
+
+      def initialize(name:, access_checker_class:, repository_accessor:)
+        @name = name
+        @access_checker_class = access_checker_class
+        @repository_accessor = repository_accessor
+      end
+
+      def identifier_for_subject(subject)
+        "#{name}-#{subject.id}"
+      end
+
+      def fetch_id(identifier)
+        match = /\A#{name}-(?<id>\d+)\z/.match(identifier)
+        match[:id] if match
+      end
+
+      def wiki?
+        self == WIKI
+      end
+
+      def project?
+        self == PROJECT
+      end
+
+      def path_suffix
+        project? ? "" : ".#{name}"
+      end
+
+      def repository_for(subject)
+        repository_accessor.call(subject)
+      end
+    end
+  end
+end