init

web/commons/models/oil.py

@@ -0,0 +1,48 @@
+from sqlalchemy import Column, Integer, String, Numeric, Date, UniqueConstraint
+
+from commons.models.mixin.calculator import CalculatorMixin
+from commons.models.model import Model
+from core.extensions import db
+
+
+class Oil(db.Model,  Model, CalculatorMixin):
+    __tablename__ = 'OIL'
+    id = Column('ID', Integer, primary_key=True)
+    name = Column('NAME', String(128), default='', comment='名称')
+    price = Column('PRICE', Numeric(16, 4), default=0, comment='价格')
+    date = Column('DATE', Date, comment='日期')
+
+    __table_args__ = (
+        UniqueConstraint(name, date, name='Idx_key'),
+        {'comment': '成品油'},
+    )
+
+    def __init__(self, *args, **kwargs):
+        super().__init__(*args, **kwargs)
+
+    @classmethod
+    def get_items(cls, year, month, name_in):
+        query = cls.query
+        query = cls.query_by_month(query, year, month)
+        query = query.filter(cls.name.in_(name_in))
+        query = query.order_by(cls.date)
+        result = query.all()
+        return result
+
+    @classmethod
+    def get_by_key(cls, name, date):
+        query = cls.query
+        query = query.filter(cls.name == name).filter(cls.date == date)
+        return query.one_or_none()
+
+    def upsert(self):
+        result = self.get_by_key(self.name, self.date)
+        if not result:
+            session = db.session
+            session.add(self)
+            session.commit()
+        else:
+            session = db.session
+            self.id = result.id
+            session.add(result)
+            session.commit()