read and create generic strategy

models/Strategy.py

@@ -1,11 +1,13 @@
-from dataclasses import dataclass
+from dataclasses import dataclass, fields
+from datetime import datetime
+from typing import Optional
 
 @dataclass
 class Strategy():
     id: str
     enabled: bool
     fulfilled: bool
-    created: str
+    createdAt: Optional[str]
 
     @classmethod
     def get_table_name(cls):
@@ -13,4 +15,31 @@ class Strategy():
 
     @classmethod
     def get_route_prefix(cls):
-        return "/strategies/" + cls.__name__.lower()
+        return "/strategies/" + cls.__name__.lower()
+
+    @staticmethod
+    def get_computed_properties():
+        return ["id", "createdAt"]
+
+    @staticmethod
+    def compute_properties():
+        return {
+            "createdAt": datetime.utcnow().isoformat() + "Z"
+        }
+
+    @classmethod
+    def get_order(cls):
+        return [field.name for field in fields(cls)]
+
+    @classmethod
+    def format(cls, fields):
+        for key, value in fields.items():
+            if key in cls.get_formatters():
+                fields[key] = cls.get_formatters()[key](value)
+        return fields
+
+    @staticmethod
+    def get_formatters():
+        return {
+            "createdAt": lambda str: datetime.fromisoformat(str).strftime('%Y-%m-%d %H:%M')
+        }