#16 Create Google adapter

david/__main__.py

@@ -4,7 +4,7 @@
 import david.config
 from david.adapters.adapter import MessageAdapter
 from david.assistant import Assistant
-from david.googleadap import GoogleWebHook
+from david.constants import CONFIG_DEFAULT_ADAPTER
 from david.registry import Registry
 
 # from david.brain import fetch_model, fetch_know
@@ -13,14 +13,10 @@
 CORS(app)
 
 # [TODO] This kwargs must from CLI args
-kwargs = {"default_adapter": MessageAdapter.name()}
+kwargs = {CONFIG_DEFAULT_ADAPTER: MessageAdapter.name()}
 
 config = david.config.load(None, **kwargs)
-
-Registry.registryAdapter(MessageAdapter)
-
 assistant = Assistant(config)
-googleWH = GoogleWebHook(assistant)
 
 
 @app.route("/")
@@ -53,12 +49,6 @@ def dialog():
     return jsonify(responseData)
 
 
-@app.route("/google", methods=["POST"])
-def google():
-    data = request.get_json()
-    return jsonify(googleWH.handle(data))
-
-
 def main() -> None:
     app.run(host="0.0.0.0")
 

david/adapters/__init__.py

@@ -0,0 +1,2 @@
+from david.adapters.adapter import Adapter, MessageAdapter
+from david.adapters.adapters.google import GoogleAdapter

david/adapters/adapter.py

@@ -2,7 +2,7 @@
 from abc import abstractmethod
 from typing import Dict, List, Text
 
-from david.registry import Module
+from david.registry import Module, Registry
 from david.typing import Message
 
 
@@ -38,3 +38,6 @@ def input(cls, payload: Dict) -> Message:
     @classmethod
     def output(cls, message: Message) -> Dict:
         return message.__dict__
+
+
+Registry.registryAdapter(MessageAdapter)

david/adapters/adapters/google.py

@@ -0,0 +1,27 @@
+from typing import Dict
+
+from david.adapters.adapter import Adapter
+from david.registry import Registry
+from david.typing import Message
+
+
+class GoogleAdapter(Adapter):
+    @classmethod
+    def name(cls):
+        return "google"
+
+    @classmethod
+    def validade_data(cls, payload: Dict) -> bool:
+        return "queryResult" in payload and "queryText" in payload["queryResult"]
+
+    @classmethod
+    def input(cls, payload: Dict) -> Message:
+        input = payload["queryResult"]["queryText"]
+        return Message.build(input)
+
+    @classmethod
+    def output(cls, message: Message) -> Dict:
+        return {"fulfillmentText": message.output["text"]}
+
+
+Registry.registryAdapter(GoogleAdapter)

david/constants.py

@@ -17,3 +17,5 @@
 DEFAULT_LOG_LEVEL = "INFO"
 
 ENV_LOG_LEVEL = "LOG_LEVEL"
+
+CONFIG_DEFAULT_ADAPTER = "default_adapter"

david/registry.py

@@ -2,6 +2,9 @@
 from typing import Type
 
 from david.config import DavidConfig
+from david.constants import CONFIG_DEFAULT_ADAPTER
+
+ADAPTER_PREFIX = "adapter_"
 
 
 class Module(type, metaclass=ABCMeta):
@@ -36,12 +39,12 @@ def get(cls, moduleName: str, prefix: str = "", default=None) -> Module:
 
     @classmethod
     def registryAdapter(cls, adapter: Type[Module]):
-        cls.registry(adapter, "adapter_")
+        cls.registry(adapter, ADAPTER_PREFIX)
 
     @classmethod
     def getAdapter(cls, config: DavidConfig, adapterName=None):
 
         if not adapterName:
-            adapterName = config.get("default_adapter")
+            adapterName = config.get(CONFIG_DEFAULT_ADAPTER)
 
-        return cls.get(adapterName, "adapter_")
+        return cls.get(adapterName, ADAPTER_PREFIX)