from __future__ import annotations

from datetime import UTC, datetime
from uuid import uuid4

from sqlalchemy import Boolean, DateTime, Float, Integer, String, Text, UniqueConstraint
from sqlalchemy.orm import Mapped, mapped_column

from app.db.base import Base


class ZootechLoadingReport(Base):
    __tablename__ = "zootech_loading_report"
    __table_args__ = (UniqueConstraint("enterprise_id", "id", name="uq_zootech_loading_report_ent_id"),)

    enterprise_id: Mapped[str] = mapped_column(String(36), nullable=False, index=True)
    farm_hub_id: Mapped[str | None] = mapped_column(String(36), nullable=True, index=True)
    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid4()))
    trip_id: Mapped[str | None] = mapped_column(String(36), nullable=True)
    status: Mapped[str] = mapped_column(String(32), nullable=False, default="pending")
    version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
    content_hash: Mapped[str] = mapped_column(String(64), nullable=False, default="")
    payload_json: Mapped[str | None] = mapped_column(Text, nullable=True)
    is_deleted: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), nullable=False, default=lambda: datetime.now(UTC)
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        nullable=False,
        default=lambda: datetime.now(UTC),
        onupdate=lambda: datetime.now(UTC),
    )


class ZootechUnloadingReport(Base):
    __tablename__ = "zootech_unloading_report"
    __table_args__ = (UniqueConstraint("enterprise_id", "id", name="uq_zootech_unloading_report_ent_id"),)

    enterprise_id: Mapped[str] = mapped_column(String(36), nullable=False, index=True)
    farm_hub_id: Mapped[str | None] = mapped_column(String(36), nullable=True, index=True)
    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid4()))
    trip_id: Mapped[str | None] = mapped_column(String(36), nullable=True)
    status: Mapped[str] = mapped_column(String(32), nullable=False, default="pending")
    version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
    content_hash: Mapped[str] = mapped_column(String(64), nullable=False, default="")
    payload_json: Mapped[str | None] = mapped_column(Text, nullable=True)
    is_deleted: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), nullable=False, default=lambda: datetime.now(UTC)
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        nullable=False,
        default=lambda: datetime.now(UTC),
        onupdate=lambda: datetime.now(UTC),
    )


class ZootechFeedAlert(Base):
    __tablename__ = "zootech_feed_alert"
    __table_args__ = (UniqueConstraint("enterprise_id", "id", name="uq_zootech_feed_alert_ent_id"),)

    enterprise_id: Mapped[str] = mapped_column(String(36), nullable=False, index=True)
    farm_hub_id: Mapped[str | None] = mapped_column(String(36), nullable=True, index=True)
    id: Mapped[str] = mapped_column(String(36), primary_key=True, default=lambda: str(uuid4()))
    alert_type: Mapped[str] = mapped_column(String(64), nullable=False, default="")
    severity: Mapped[str] = mapped_column(String(16), nullable=False, default="info")
    message: Mapped[str] = mapped_column(Text, nullable=False, default="")
    version: Mapped[int] = mapped_column(Integer, nullable=False, default=1)
    content_hash: Mapped[str] = mapped_column(String(64), nullable=False, default="")
    payload_json: Mapped[str | None] = mapped_column(Text, nullable=True)
    is_deleted: Mapped[bool] = mapped_column(Boolean, nullable=False, default=False)
    created_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True), nullable=False, default=lambda: datetime.now(UTC)
    )
    updated_at: Mapped[datetime] = mapped_column(
        DateTime(timezone=True),
        nullable=False,
        default=lambda: datetime.now(UTC),
        onupdate=lambda: datetime.now(UTC),
    )