Initial commit.

models/inventory.py

@@ -0,0 +1,73 @@
+from typing import Any, List, Optional, TYPE_CHECKING
+if TYPE_CHECKING:
+    from .brands import Brand 
+    from .items import Item
+    from .users import User
+    from .work_log import WorkLog  
+    from .rooms import Room
+
+from sqlalchemy import Boolean, ForeignKeyConstraint, ForeignKey, Identity, Index, Integer, PrimaryKeyConstraint, String, Unicode, text
+from sqlalchemy.dialects.mssql import DATETIME2, MONEY
+from sqlalchemy.orm import Mapped, mapped_column, relationship
+import datetime
+
+from . import db
+
+class Inventory(db.Model):
+    __tablename__ = 'Inventory'
+    __table_args__ = (
+        Index('Inventory$Bar Code', 'Bar Code'),
+    )
+
+    id: Mapped[int] = mapped_column("ID", Integer, Identity(start=1, increment=1), primary_key=True)
+    timestamp: Mapped[datetime.datetime] = mapped_column('Date Entered', DATETIME2)
+    condition: Mapped[str] = mapped_column('Working Condition', Unicode(255))
+    needed: Mapped[str] = mapped_column("Needed", Unicode(255))
+    type_id: Mapped[int] = mapped_column('Item Type', Integer, ForeignKey("Items.ID"))
+    inventory_name: Mapped[Optional[str]] = mapped_column('Inventory #', Unicode(255))
+    serial: Mapped[Optional[str]] = mapped_column('Serial #', Unicode(255))
+    model: Mapped[Optional[str]] = mapped_column('Model #', Unicode(255))
+    notes: Mapped[Optional[str]] = mapped_column('Notes', Unicode(255))
+    owner_id = mapped_column('Owner', Integer, ForeignKey('Users.ID'))
+    brand_id: Mapped[Optional[int]] = mapped_column("Brand", Integer, ForeignKey("Brands.ID"))
+    # Photo: Mapped[Optional[str]] = mapped_column(String(8000)) Will be replacing with something that actually works.
+    location_id: Mapped[Optional[str]] = mapped_column(ForeignKey("Rooms.ID"))
+    barcode: Mapped[Optional[str]] = mapped_column('Bar Code', Unicode(255))
+    shared: Mapped[Optional[bool]] = mapped_column(Boolean, server_default=text('((0))'))
+
+    location: Mapped[Optional['Room']] = relationship('Room', back_populates='inventory')
+    owner = relationship('User', back_populates='inventory')
+    brand: Mapped[Optional['Brand']] = relationship('Brand', back_populates='inventory')
+    item: Mapped['Item'] = relationship('Item', back_populates='inventory')
+    work_logs: Mapped[List['WorkLog']] = relationship('WorkLog', back_populates='work_item')
+
+    def __repr__(self):
+        parts = [f"id={self.id}"]
+
+        if self.inventory_name:
+            parts.append(f"name={repr(self.inventory_name)}")
+
+        if self.item:
+            parts.append(f"item={repr(self.item.description)}")
+
+        if self.notes:
+            parts.append(f"notes={repr(self.notes)}")
+
+        if self.owner:
+            parts.append(f"owner={repr(self.owner.full_name)}")
+
+        if self.location:
+            parts.append(f"location={repr(self.location.full_name)}")
+
+        return f"<Inventory({', '.join(parts)})>"
+
+    @property
+    def identifier(self) -> str:
+        if self.inventory_name:
+            return f"Name: {self.inventory_name}"
+        elif self.barcode:
+            return f"Bar: {self.barcode}"
+        elif self.serial:
+            return f"Serial: {self.serial}"
+        else:
+            return f"ID: {self.id}"