update to python fastpi

Backend/src/models/booking.py

@@ -0,0 +1,40 @@
+from sqlalchemy import Column, Integer, String, DateTime, Numeric, Boolean, Text, Enum, ForeignKey
+from sqlalchemy.orm import relationship
+from datetime import datetime
+import enum
+from ..config.database import Base
+
+
+class BookingStatus(str, enum.Enum):
+    pending = "pending"
+    confirmed = "confirmed"
+    checked_in = "checked_in"
+    checked_out = "checked_out"
+    cancelled = "cancelled"
+
+
+class Booking(Base):
+    __tablename__ = "bookings"
+
+    id = Column(Integer, primary_key=True, index=True, autoincrement=True)
+    booking_number = Column(String(50), unique=True, nullable=False, index=True)
+    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
+    room_id = Column(Integer, ForeignKey("rooms.id"), nullable=False)
+    check_in_date = Column(DateTime, nullable=False)
+    check_out_date = Column(DateTime, nullable=False)
+    num_guests = Column(Integer, nullable=False, default=1)
+    total_price = Column(Numeric(10, 2), nullable=False)
+    status = Column(Enum(BookingStatus), nullable=False, default=BookingStatus.pending)
+    deposit_paid = Column(Boolean, nullable=False, default=False)
+    requires_deposit = Column(Boolean, nullable=False, default=False)
+    special_requests = Column(Text, nullable=True)
+    created_at = Column(DateTime, default=datetime.utcnow, nullable=False)
+    updated_at = Column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)
+
+    # Relationships
+    user = relationship("User", back_populates="bookings")
+    room = relationship("Room", back_populates="bookings")
+    payments = relationship("Payment", back_populates="booking", cascade="all, delete-orphan")
+    service_usages = relationship("ServiceUsage", back_populates="booking", cascade="all, delete-orphan")
+    checkin_checkout = relationship("CheckInCheckOut", back_populates="booking", uselist=False)
+