Merge f84386e into fc8d8cb

examples/bot.rb

@@ -71,3 +71,11 @@
 Bot.on :delivery do |delivery|
   puts "Delivered message(s) #{delivery.ids}"
 end
+
+Bot.on :reaction do |message|
+  message.emoji # => "👍"
+  message.action # => "react"
+  message.reaction # => "like"
+
+  message.reply(text: 'Thanks for liking my message!')
+end

lib/facebook/messenger/bot.rb

@@ -30,6 +30,7 @@ module Bot
         policy_enforcement
         pass_thread_control
         game_play
+        reaction
       ].freeze
 
       class << self

lib/facebook/messenger/incoming.rb

@@ -12,6 +12,7 @@
 require 'facebook/messenger/incoming/policy_enforcement'
 require 'facebook/messenger/incoming/pass_thread_control'
 require 'facebook/messenger/incoming/game_play'
+require 'facebook/messenger/incoming/message_reaction'
 
 module Facebook
   module Messenger
@@ -35,7 +36,8 @@ module Incoming
         'payment' => Payment,
         'policy_enforcement' => PolicyEnforcement,
         'pass_thread_control' => PassThreadControl,
-        'game_play' => GamePlay
+        'game_play' => GamePlay,
+        'reaction' => MessageReaction
       }.freeze
 
       # Parse the given payload and create new object of class related

lib/facebook/messenger/incoming/message_reaction.rb

@@ -0,0 +1,23 @@
+module Facebook
+  module Messenger
+    module Incoming
+      # The Message echo class represents an incoming Facebook Messenger message
+      # @see https://developers.facebook.com/docs/messenger-platform/reference/webhook-events/message-reactions
+      class MessageReaction
+        include Facebook::Messenger::Incoming::Common
+
+        def action
+          @messaging['reaction']['action']
+        end
+
+        def emoji
+          @messaging['reaction']['emoji']
+        end
+
+        def reaction
+          @messaging['reaction']['reaction']
+        end
+      end
+    end
+  end
+end

spec/facebook/messenger/bot_spec.rb

@@ -136,6 +136,22 @@
         subject.receive({})
       end
     end
+
+    context 'with a :reaction' do
+      let(:reaction) do
+        Facebook::Messenger::Incoming::MessageReaction.new({})
+      end
+
+      it 'triggers a :delivery' do
+        expect(Facebook::Messenger::Incoming).to receive(:parse)
+          .and_return(reaction)
+
+        expect(Facebook::Messenger::Bot).to receive(:trigger)
+          .with(:reaction, reaction)
+
+        subject.receive({})
+      end
+    end
   end
 
   describe '.trigger' do

spec/facebook/messenger/incoming/message_reaction_spec.rb

@@ -0,0 +1,58 @@
+require 'spec_helper'
+
+describe Facebook::Messenger::Incoming::MessageReaction do
+  let :payload do
+    {
+      'sender' => {
+        'id' => '3'
+      },
+      'recipient' => {
+        'id' => '3'
+      },
+      'timestamp' => 145_776_419_762_7,
+      'reaction' => {
+        'action' => 'react',
+        'emoji' => '👍',
+        'reaction' => 'like'
+      }
+    }
+  end
+
+  subject { Facebook::Messenger::Incoming::MessageReaction.new(payload) }
+
+  describe '.messaging' do
+    it 'returns the original payload' do
+      expect(subject.messaging).to eq(payload)
+    end
+  end
+
+  describe '.sender' do
+    it 'returns the sender' do
+      expect(subject.sender).to eq(payload['sender'])
+    end
+  end
+
+  describe '.recipient' do
+    it 'returns the recipient' do
+      expect(subject.recipient).to eq(payload['recipient'])
+    end
+  end
+
+  describe '.action' do
+    it 'returns the reaction action' do
+      expect(subject.action).to eq(payload['reaction']['action'])
+    end
+  end
+
+  describe '.emoji' do
+    it 'returns the reaction emoji' do
+      expect(subject.emoji).to eq(payload['reaction']['emoji'])
+    end
+  end
+
+  describe '.reaction' do
+    it 'returns the reaction reaction' do
+      expect(subject.reaction).to eq(payload['reaction']['reaction'])
+    end
+  end
+end