Add JSON API for webhook deliveries (#2785)

* Add JSON API for webhook deliveries

* Extract sanitized_request method on Webhook::Delivery

* Extract response_summary method on Webhook::Delivery

app/controllers/webhooks/deliveries_controller.rb

@@ -0,0 +1,19 @@
+class Webhooks::DeliveriesController < ApplicationController
+  include BoardScoped
+
+  before_action :ensure_admin
+  before_action :set_webhook
+
+  def index
+    respond_to do |format|
+      format.json do
+        set_page_and_extract_portion_from @webhook.deliveries.ordered.includes(event: [ :creator, { eventable: :card } ])
+      end
+    end
+  end
+
+  private
+    def set_webhook
+      @webhook = @board.webhooks.find(params[:webhook_id])
+    end
+end

app/models/webhook/delivery.rb

@@ -44,6 +44,18 @@ class Webhook::Delivery < ApplicationRecord
     raise
   end
 
+  def sanitized_request
+    if headers = request&.dig("headers")&.except("X-Webhook-Signature")
+      { headers: headers }
+    end
+  end
+
+  def response_summary
+    if response.present?
+      { code: response[:code], error: response[:error] }
+    end
+  end
+
   def failed?
     (errored? || completed?) && !succeeded?
   end

app/views/webhooks/deliveries/_delivery.json.jbuilder

@@ -0,0 +1,10 @@
+json.cache! delivery do
+  json.(delivery, :id, :state)
+  json.created_at delivery.created_at.utc
+  json.updated_at delivery.updated_at.utc
+
+  json.request delivery.sanitized_request
+  json.response delivery.response_summary
+
+  json.event delivery.event, partial: "webhooks/deliveries/event", as: :event
+end

app/views/webhooks/deliveries/_event.json.jbuilder

@@ -0,0 +1,15 @@
+json.cache! [ event, event.creator, event.eventable ] do
+  json.(event, :id, :action)
+  json.created_at event.created_at.utc
+
+  json.creator do
+    json.id event.creator_id
+    json.name event.creator.name
+  end
+
+  json.eventable do
+    json.type event.eventable_type
+    json.id event.eventable_id
+    json.url polymorphic_url(event.eventable)
+  end
+end

app/views/webhooks/deliveries/index.json.jbuilder

@@ -0,0 +1 @@
+json.array! @page.records, partial: "webhooks/deliveries/delivery", as: :delivery