models: big refactor

app/models/__init__.py

@@ -0,0 +1,62 @@
+from datetime import datetime
+
+from app.extensions import db
+
+
+class AbstractConfiguration(db.Model):
+    __abstract__ = True
+
+    id = db.Column(db.Integer, primary_key=True)
+    description = db.Column(db.String(255), nullable=False)
+    added = db.Column(db.DateTime(), default=datetime.utcnow, nullable=False)
+    updated = db.Column(db.DateTime(), default=datetime.utcnow, nullable=False)
+    destroyed = db.Column(db.DateTime(), nullable=True)
+
+    def destroy(self):
+        self.destroyed = datetime.utcnow()
+        self.updated = datetime.utcnow()
+        db.session.commit()
+
+    @classmethod
+    def csv_header(self):
+        return [
+            "id", "description", "added", "updated", "destroyed"
+        ]
+
+    def csv_row(self):
+        return [
+            getattr(self, x) for x in self.csv_header()
+        ]
+
+
+class AbstractResource(db.Model):
+    __abstract__ = True
+
+    id = db.Column(db.Integer, primary_key=True)
+    added = db.Column(db.DateTime(), default=datetime.utcnow, nullable=False)
+    updated = db.Column(db.DateTime(), default=datetime.utcnow, nullable=False)
+    deprecated = db.Column(db.DateTime(), nullable=True)
+    destroyed = db.Column(db.DateTime(), nullable=True)
+
+    def deprecate(self):
+        self.deprecated = datetime.utcnow()
+        self.updated = datetime.utcnow()
+        db.session.commit()
+
+    def destroy(self):
+        if self.deprecated is None:
+            self.deprecated = datetime.utcnow()
+        self.destroyed = datetime.utcnow()
+        self.updated = datetime.utcnow()
+        db.session.commit()
+
+    @classmethod
+    def csv_header(self):
+        return [
+            "id", "added", "updated", "deprecated", "destroyed"
+        ]
+
+    def csv_row(self):
+        return [
+            getattr(self, x) for x in self.csv_header()
+        ]