feat: Custom fields in pre-chat form (#4189)

app/models/channel/web_widget.rb

@@ -32,9 +32,13 @@ class Channel::WebWidget < ApplicationRecord
   self.table_name = 'channel_web_widgets'
   EDITABLE_ATTRS = [:website_url, :widget_color, :welcome_title, :welcome_tagline, :reply_time, :pre_chat_form_enabled,
                     :continuity_via_email, :hmac_mandatory,
-                    { pre_chat_form_options: [:pre_chat_message, :require_email] },
+                    { pre_chat_form_options: [:pre_chat_message, :require_email,
+                                              { pre_chat_fields:
+                                                [:field_type, :label, :placeholder, :name, :enabled, :type, :enabled, :required,
+                                                 :locale, { values: [] }] }] },
                     { selected_feature_flags: [] }].freeze
 
+  before_validation :validate_pre_chat_options
   validates :website_url, presence: true
   validates :widget_color, presence: true
 
@@ -74,6 +78,25 @@ class Channel::WebWidget < ApplicationRecord
     "
   end
 
+  def validate_pre_chat_options
+    return if pre_chat_form_options.with_indifferent_access['pre_chat_fields'].present?
+
+    self.pre_chat_form_options = {
+      pre_chat_message: 'Share your queries or comments here.',
+      pre_chat_fields: [
+        {
+          'field_type': 'standard', 'label': 'Email Id', 'name': 'emailAddress', 'type': 'email', 'required': true, 'enabled': false
+        },
+        {
+          'field_type': 'standard', 'label': 'Full name', 'name': 'fullName', 'type': 'text', 'required': false, 'enabled': false
+        },
+        {
+          'field_type': 'standard', 'label': 'Phone number', 'name': 'phoneNumber', 'type': 'text', 'required': false, 'enabled': false
+        }
+      ]
+    }
+  end
+
   def create_contact_inbox(additional_attributes = {})
     ActiveRecord::Base.transaction do
       contact = inbox.account.contacts.create!(

app/models/custom_attribute_definition.rb

@@ -39,6 +39,6 @@ class CustomAttributeDefinition < ApplicationRecord
   private
 
   def sync_widget_pre_chat_custom_fields
-    ::Inboxes::SyncWidgetPreChatCustomFieldsJob.perform_later(attribute_key)
+    ::Inboxes::SyncWidgetPreChatCustomFieldsJob.perform_now(account, attribute_key)
   end
 end