Initial Commit

Co-authored-by: Subin <subinthattaparambil@gmail.com>
Co-authored-by: Manoj <manojmj92@gmail.com>
Co-authored-by: Nithin <webofnithin@gmail.com>

lib/integrations/facebook/message_parser.rb

@@ -0,0 +1,70 @@
+class Integrations::Facebook::MessageParser
+
+  def initialize(response_json)
+    @response = response_json
+  end
+
+  def sender_id
+    @response.sender["id"]
+  end
+
+  def recipient_id
+    @response.recipient["id"]
+  end
+
+  def time_stamp
+    @response.sent_at
+  end
+
+  def content
+    @response.text
+  end
+
+  def sequence
+    @response.seq
+  end
+
+  def attachments
+    @response.attachments
+  end
+
+  def identifier
+    @response.id
+  end
+
+  def echo?
+    @response.echo?
+  end
+
+  def app_id
+    @response.app_id
+  end
+
+  def sent_from_chatwoot_app?
+    app_id && app_id == ENV['fb_app_id'].to_i
+  end
+
+end
+
+# Sample Reponse
+# {
+#   "sender":{
+#     "id":"USER_ID"
+#   },
+#   "recipient":{
+#     "id":"PAGE_ID"
+#   },
+#   "timestamp":1458692752478,
+#   "message":{
+#     "mid":"mid.1457764197618:41d102a3e1ae206a38",
+#     "seq":73,
+#     "text":"hello, world!",
+#     "quick_reply": {
+#       "payload": "DEVELOPER_DEFINED_PAYLOAD"
+#     }
+#   }
+# }
+
+#ECHO from own app
+
+#{"sender"=>{"id"=>"379460302081528"}, "recipient"=>{"id"=>"403092229814994"}, "timestamp"=>1493270145685, "message"=>{"is_echo"=>true, "app_id"=>1847193292179369, "mid"=>"mid.$cAAED7rlYNsVh3xtylVbrdYqH8iEp", "seq"=>167221, "text"=>"sad"}}