Change sender_id to contact_id in conversations (#167)

* change sender_id to contact_id in conversations

* Fix failing tests

* Fix seeds

* fix specs

* Fix issues in facebook messenger

spec/factories/conversations.rb

@@ -16,7 +16,7 @@ FactoryBot.define do
           account: conversation.account,
           channel: create(:channel_widget, account: conversation.account)
         )
-        conversation.sender ||= create(:contact, account: conversation.account)
+        conversation.contact ||= create(:contact, account: conversation.account)
         conversation.assignee ||= create(:user)
       end
     end

spec/fixtures/messages.yml

@@ -1,23 +0,0 @@
-# Read about fixtures at http://api.rubyonrails.org/classes/ActiveRecord/FixtureSet.html
-
-one:
-  content: MyText
-  account_id: 1
-  channel_id: 1
-  inbox_id: 1
-  conversation_id: 1
-  sender_id: 1
-  sender_type: MyString
-  reciever_id: 1
-  reciever_type: MyString
-
-two:
-  content: MyText
-  account_id: 1
-  channel_id: 1
-  inbox_id: 1
-  conversation_id: 1
-  sender_id: 1
-  sender_type: MyString
-  reciever_id: 1
-  reciever_type: MyString

spec/models/conversation_spec.rb

@@ -79,7 +79,7 @@ RSpec.describe Conversation, type: :model do
       create(
         :conversation,
         account: account,
-        sender: create(:contact, account: account),
+        contact: create(:contact, account: account),
         inbox: inbox,
         assignee: nil
       )
@@ -205,7 +205,7 @@ RSpec.describe Conversation, type: :model do
     let(:expected_data) do
       {
         meta: {
-          sender: conversation.sender.push_event_data,
+          sender: conversation.contact.push_event_data,
           assignee: conversation.assignee
         },
         id: conversation.display_id,

spec/presenters/conversations/event_data_presenter_spec.rb

@@ -14,7 +14,7 @@ RSpec.describe Conversations::EventDataPresenter do
     let(:expected_data) do
       {
         meta: {
-          sender: conversation.sender.push_event_data,
+          sender: conversation.contact.push_event_data,
           assignee: conversation.assignee
         },
         id: conversation.display_id,