from datetime import date, datetime

from sqlalchemy import Date, DateTime, Integer, String, Text
from sqlalchemy.orm import Mapped, mapped_column

from app.core.database import Base
from app.modules.business.constants import (
    SourceSystem,
    StatusValue,
)
from app.modules.business.models.common import TimestampMixin


class AttendanceRecord(Base, TimestampMixin):
    __tablename__ = "attendance_records"

    id: Mapped[int] = mapped_column(Integer, primary_key=True, autoincrement=True)
    code: Mapped[str] = mapped_column(String(64), unique=True, index=True)
    employee_name: Mapped[str] = mapped_column(String(128), index=True)
    employee_id: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
    department: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
    project_code: Mapped[str | None] = mapped_column(String(64), nullable=True, index=True)
    work_date: Mapped[date] = mapped_column(Date, index=True)
    check_in_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    check_out_at: Mapped[datetime | None] = mapped_column(DateTime, nullable=True)
    status: Mapped[str] = mapped_column(String(64), default=StatusValue.NORMAL_CN, index=True)
    location: Mapped[str | None] = mapped_column(String(255), nullable=True)
    source_system: Mapped[str] = mapped_column(String(64), default=SourceSystem.INTERNAL)
    external_id: Mapped[str | None] = mapped_column(String(128), nullable=True, index=True)
    note: Mapped[str | None] = mapped_column(Text, nullable=True)