Move ci_environments_status to a model

GET :namespace/merge_requests/:id/ci_environments_status complexity
already reached a limit for a direct serialization from an hash
computed at within the controller function.

Here we introduce a virtual model EnvironmentStatus and its serializer.

1 files changed, 60 insertions, 0 deletions

diff --git a/app/serializers/environment_status_entity.rb b/app/serializers/environment_status_entity.rb
new file mode 100644
index 00000000000..62152dd1d40
--- /dev/null
+++ b/app/serializers/environment_status_entity.rb
@@ -0,0 +1,60 @@
+# frozen_string_literal: true
+
+class EnvironmentStatusEntity < Grape::Entity
+  include RequestAwareEntity
+
+  expose :id
+  expose :name
+
+  expose :url do |es|
+    project_environment_path(es.project, es.environment)
+  end
+
+  expose :metrics_url, if: ->(*) { can_read_environment? && environment.has_metrics? } do |es|
+    metrics_project_environment_deployment_path(es.project, es.environment, es.deployment)
+  end
+
+  expose :metrics_monitoring_url, if: ->(*) { can_read_environment? } do |es|
+    environment_metrics_path(es.environment)
+  end
+
+  expose :stop_url, if: ->(*) { can_stop_environment? } do |es|
+    stop_project_environment_path(es.project, es.environment)
+  end
+
+  expose :external_url do |es|
+    es.environment.external_url
+  end
+
+  expose :external_url_formatted do |es|
+    es.environment.formatted_external_url
+  end
+
+  expose :deployed_at
+
+  expose :deployed_at_formatted do |es|
+    es.deployment.try(:formatted_deployment_time)
+  end
+
+  private
+
+  def environment
+    object.environment
+  end
+
+  def project
+    object.environment.project
+  end
+
+  def current_user
+    request.current_user
+  end
+
+  def can_read_environment?
+    can?(current_user, :read_environment, environment)
+  end
+
+  def can_stop_environment?
+    can?(current_user, :stop_environment, environment)
+  end
+end