feat: 接入mysql数据库

models/base.py

@@ -0,0 +1,41 @@
+from sqlalchemy import Column, BigInteger, DateTime, event
+from sqlalchemy.ext.declarative import declared_attr
+
+from config.database import Base
+from datetime import datetime
+
+from utils.common import camel_to_snake
+from id_generator import options, generator
+
+# https://github.com/yitter/IdGenerator/tree/master/Python
+options = options.IdGeneratorOptions(worker_id=23)
+idgen = generator.DefaultIdGenerator()
+idgen.set_id_generator(options)
+
+
+# 第二层基类：包含ID
+class IdBase(Base):
+    __abstract__ = True
+
+    id = Column(BigInteger, primary_key=True, index=True)
+
+    @declared_attr
+    def __tablename__(cls):
+        # 自动把数据库实体类名驼峰转为数据库表名下划线
+        return camel_to_snake(cls.__name__)
+
+
+# 自动填充id
+@event.listens_for(IdBase, 'before_insert', propagate=True)
+def before_insert_listener(mapper, connection, target):
+    if target.id is None:
+        target.id = idgen.next_id()
+
+
+# 第二层基类：包含ID和审计字段
+class AuditBase(IdBase):
+    __abstract__ = True
+
+    create_time = Column(DateTime, nullable=True, default=datetime.now)
+    update_time = Column(DateTime, nullable=True, default=datetime.now, onupdate=datetime.now)
+

models/health.py

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+from sqlalchemy import (Column, Date, JSON)
+
+from models.base import AuditBase
+
+
+class Article(AuditBase):
+    date = Column(Date, nullable=False, comment="日期")
+    content = Column(JSON, nullable=False, default=dict, comment="内容")
+
+
+class Recipe(AuditBase):
+    date = Column(Date, nullable=False, comment="日期")
+    content = Column(JSON, nullable=False, default=dict, comment="内容")
+
+class Report(AuditBase):
+    content = Column(JSON, nullable=False, default=dict, comment="内容")