Files
HartOMat/backend/app/domains/materials/models.py
T

65 lines
3.3 KiB
Python

import uuid
from datetime import datetime
from sqlalchemy import String, DateTime, Text, ForeignKey, Integer, Boolean
from sqlalchemy.orm import Mapped, mapped_column, relationship
from sqlalchemy.dialects.postgresql import UUID, JSONB
from app.database import Base
# TYPE_CHECKING import to avoid circular references
from typing import TYPE_CHECKING
if TYPE_CHECKING:
from app.domains.tenants.models import Tenant
class Material(Base):
__tablename__ = "materials"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
name: Mapped[str] = mapped_column(String(200), nullable=False, unique=True)
description: Mapped[str] = mapped_column(Text, nullable=True)
source: Mapped[str] = mapped_column(String(20), nullable=False, default="manual")
hartomat_code: Mapped[int | None] = mapped_column(Integer, nullable=True)
created_by: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("users.id", ondelete="SET NULL"), nullable=True
)
tenant_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tenants.id"), nullable=True, index=True
)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)
creator: Mapped["User"] = relationship("User", foreign_keys=[created_by], lazy="select") # type: ignore[name-defined]
aliases = relationship("MaterialAlias", back_populates="material", cascade="all, delete-orphan")
class MaterialAlias(Base):
__tablename__ = "material_aliases"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
material_id: Mapped[uuid.UUID] = mapped_column(
UUID(as_uuid=True), ForeignKey("materials.id", ondelete="CASCADE"), nullable=False
)
alias: Mapped[str] = mapped_column(String(300), nullable=False)
tenant_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tenants.id"), nullable=True, index=True
)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
material = relationship("Material", back_populates="aliases")
class AssetLibrary(Base):
__tablename__ = "asset_libraries"
id: Mapped[uuid.UUID] = mapped_column(UUID(as_uuid=True), primary_key=True, default=uuid.uuid4)
tenant_id: Mapped[uuid.UUID | None] = mapped_column(
UUID(as_uuid=True), ForeignKey("tenants.id", ondelete="SET NULL"), nullable=True, index=True
)
name: Mapped[str] = mapped_column(String(200), nullable=False)
blend_file_path: Mapped[str | None] = mapped_column(Text, nullable=True)
original_filename: Mapped[str | None] = mapped_column(String(500), nullable=True)
catalog: Mapped[dict] = mapped_column(JSONB, nullable=False, default=lambda: {"materials": [], "node_groups": []})
description: Mapped[str | None] = mapped_column(Text, nullable=True)
is_active: Mapped[bool] = mapped_column(Boolean, nullable=False, default=True)
created_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, nullable=False)
updated_at: Mapped[datetime] = mapped_column(DateTime, default=datetime.utcnow, onupdate=datetime.utcnow, nullable=False)