spliteasy-api/models.py at main · aditivir29/spliteasy-api · GitHub

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from sqlalchemy import Column, Integer, String, ForeignKey, DECIMAL, DateTime
from sqlalchemy.orm import relationship
from sqlalchemy.sql import func
from database import Base


class User(Base):
    __tablename__ = "users"

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String(100), nullable=False)
    email = Column(String(100), unique=True, nullable=False, index=True)
    password_hash = Column(String(255), nullable=False)


class Group(Base):
    __tablename__ = "groups"

    id = Column(Integer, primary_key=True, index=True)
    name = Column(String(100), nullable=False)
    created_by = Column(Integer, ForeignKey("users.id"), nullable=False)


class GroupMember(Base):
    __tablename__ = "group_members"

    id = Column(Integer, primary_key=True, index=True)
    group_id = Column(Integer, ForeignKey("groups.id"), nullable=False)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)


class Expense(Base):
    __tablename__ = "expenses"

    id = Column(Integer, primary_key=True, index=True)
    group_id = Column(Integer, ForeignKey("groups.id"), nullable=False)
    paid_by = Column(Integer, ForeignKey("users.id"), nullable=False)
    description = Column(String(255), nullable=False)
    amount = Column(DECIMAL(10, 2), nullable=False)
    created_at = Column(DateTime(timezone=True), server_default=func.now())


class ExpenseSplit(Base):
    __tablename__ = "expense_splits"

    id = Column(Integer, primary_key=True, index=True)
    expense_id = Column(Integer, ForeignKey("expenses.id"), nullable=False)
    user_id = Column(Integer, ForeignKey("users.id"), nullable=False)
    amount_owed = Column(DECIMAL(10, 2), nullable=False)