import ali

backend/app/models/item.py

@@ -8,7 +8,7 @@ from datetime import date, datetime
 from decimal import Decimal
 from typing import TYPE_CHECKING
 
-from sqlalchemy import Date, DateTime, Enum, ForeignKey, Integer, Numeric, String, Text
+from sqlalchemy import Date, DateTime, Enum, ForeignKey, Integer, JSON, Numeric, String, Text
 from sqlalchemy.orm import Mapped, mapped_column, relationship
 from sqlalchemy.sql import func
 
@@ -18,6 +18,7 @@ if TYPE_CHECKING:
     from app.models.category import Category
     from app.models.document import Document
     from app.models.location import Location
+    from app.models.shop import Shop
 
 import enum
 
@@ -27,6 +28,7 @@ class ItemStatus(str, enum.Enum):
 
     IN_STOCK = "in_stock"  # En stock (non utilisé)
     IN_USE = "in_use"  # En cours d'utilisation
+    INTEGRATED = "integrated"  # Intégré dans un autre objet
     BROKEN = "broken"  # Cassé/HS
     SOLD = "sold"  # Vendu
     LENT = "lent"  # Prêté
@@ -79,6 +81,9 @@ class Item(Base):
     price: Mapped[Decimal | None] = mapped_column(Numeric(10, 2), nullable=True)
     purchase_date: Mapped[date | None] = mapped_column(Date, nullable=True)
 
+    # Caractéristiques techniques (clé-valeur, ex: {"RAM": "16 Go", "CPU": "i7"})
+    characteristics: Mapped[dict | None] = mapped_column(JSON, nullable=True, default=None)
+
     # Notes
     notes: Mapped[str | None] = mapped_column(Text, nullable=True)
 
@@ -89,6 +94,12 @@ class Item(Base):
     location_id: Mapped[int] = mapped_column(
         Integer, ForeignKey("locations.id", ondelete="RESTRICT"), nullable=False, index=True
     )
+    parent_item_id: Mapped[int | None] = mapped_column(
+        Integer, ForeignKey("items.id", ondelete="SET NULL"), nullable=True, index=True
+    )
+    shop_id: Mapped[int | None] = mapped_column(
+        Integer, ForeignKey("shops.id", ondelete="SET NULL"), nullable=True, index=True
+    )
 
     # Timestamps
     created_at: Mapped[datetime] = mapped_column(
@@ -107,6 +118,13 @@ class Item(Base):
     documents: Mapped[list["Document"]] = relationship(
         "Document", back_populates="item", cascade="all, delete-orphan"
     )
+    shop: Mapped["Shop | None"] = relationship("Shop", back_populates="items")
+    parent_item: Mapped["Item | None"] = relationship(
+        "Item", remote_side=[id], foreign_keys=[parent_item_id], back_populates="children"
+    )
+    children: Mapped[list["Item"]] = relationship(
+        "Item", back_populates="parent_item", foreign_keys=[parent_item_id]
+    )
 
     def __repr__(self) -> str:
         """Représentation string de l'objet."""