New programming screen

backend/app/models.py

@@ -7,8 +7,10 @@ from sqlalchemy import (
     Boolean,
     Date,
     JSON,
+    ForeignKey,
+    UniqueConstraint,
 )
-from sqlalchemy.orm import DeclarativeBase
+from sqlalchemy.orm import DeclarativeBase, relationship
 
 
 class Base(DeclarativeBase):
@@ -27,6 +29,35 @@ class Program(Base):
     genre = Column(String(80), nullable=False)
 
 
+class Show(Base):
+    __tablename__ = "shows"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    title = Column(String(200), nullable=False)
+    description = Column(Text, nullable=False)
+    host = Column(String(100), nullable=False)
+    genre = Column(String(80), nullable=False)
+    show_art_url = Column(String(500), nullable=True)
+    hero_image_url = Column(String(500), nullable=True)
+    display_order = Column(Integer, nullable=False, default=0)
+    active = Column(Boolean, default=True)
+    schedules = relationship("ShowSchedule", back_populates="show", cascade="all, delete-orphan")
+
+
+class ShowSchedule(Base):
+    __tablename__ = "show_schedules"
+
+    id = Column(Integer, primary_key=True, autoincrement=True)
+    show_id = Column(Integer, ForeignKey("shows.id", ondelete="CASCADE"), nullable=False)
+    day_of_week = Column(Integer, nullable=False)
+    time = Column(String(10), nullable=False)
+    show = relationship("Show", back_populates="schedules")
+
+    __table_args__ = (
+        UniqueConstraint("show_id", "day_of_week", "time", name="uq_show_sched"),
+    )
+
+
 class Event(Base):
     __tablename__ = "events"