init commit

models.py

@@ -0,0 +1,33 @@
+from sqlalchemy import Column, Integer, String, ForeignKey, Text
+from sqlalchemy.orm import declarative_base, relationship
+
+Base = declarative_base()
+
+class Admin(Base):
+    __tablename__ = 'admins'
+    id = Column(Integer, primary_key=True)
+    tg_id = Column(Integer, unique=True, nullable=False)
+
+class Channel(Base):
+    __tablename__ = 'channels'
+    id = Column(Integer, primary_key=True)
+    name = Column(String, nullable=False)
+    link = Column(String, nullable=False)
+    buttons = relationship('Button', back_populates='channel')
+
+class Group(Base):
+    __tablename__ = 'groups'
+    id = Column(Integer, primary_key=True)
+    name = Column(String, nullable=False)
+    link = Column(String, nullable=False)
+    buttons = relationship('Button', back_populates='group')
+
+class Button(Base):
+    __tablename__ = 'buttons'
+    id = Column(Integer, primary_key=True)
+    name = Column(String, nullable=False)
+    url = Column(String, nullable=False)
+    channel_id = Column(Integer, ForeignKey('channels.id'), nullable=True)
+    group_id = Column(Integer, ForeignKey('groups.id'), nullable=True)
+    channel = relationship('Channel', back_populates='buttons')
+    group = relationship('Group', back_populates='buttons')