Optionally filter by deployment time

app/controllers/projects/deployments_controller.rb

@@ -2,9 +2,11 @@ class Projects::DeploymentsController < Projects::ApplicationController
   before_action :authorize_read_deployment!
 
   def index
-    serializer = DeploymentSerializer.new(user: @current_user)
-    deployments = environment.deployments.where('created_at > ?', 8.hours.ago)
-                    .map { |d| serializer.represent(d) }
+    serializer = DeploymentSerializer.new(user: @current_user, project: project)
+
+    deployments = environment.deployments.reorder(created_at: :desc)
+    deployments = deployments.where('created_at > ?', params[:after].to_time) if params[:after]&.to_time
+    deployments = deployments.map { |deployment| serializer.represent(deployment) }
 
     render json: { deployments: deployments }
   end

spec/controllers/projects/deployments_controller_spec.rb

@@ -20,7 +20,7 @@ describe Projects::DeploymentsController do
       create(:deployment, environment: environment, created_at: 7.hours.ago)
       create(:deployment, environment: environment)
 
-      get :index, environment_params
+      get :index, environment_params(:after => 8.hours.ago)
 
       expect(response).to be_ok