Renamed to Spoolman

Spoolson just didn't sound that good after all

spoolman/database/models.py

@@ -0,0 +1,56 @@
+"""SQLAlchemy data models."""
+
+from datetime import datetime
+from typing import Optional
+
+from sqlalchemy import ForeignKey, Integer, String
+from sqlalchemy.orm import DeclarativeBase, Mapped, mapped_column, relationship
+from sqlalchemy.sql import func
+
+
+class Base(DeclarativeBase):
+    pass
+
+
+class Vendor(Base):
+    __tablename__ = "vendor"
+
+    id: Mapped[int] = mapped_column(Integer, primary_key=True, index=True)
+    name: Mapped[str] = mapped_column(String(64))
+    comment: Mapped[Optional[str]] = mapped_column(String(1024))
+    filaments: Mapped[list["Filament"]] = relationship(back_populates="vendor")
+
+
+class Filament(Base):
+    __tablename__ = "filament"
+
+    id: Mapped[int] = mapped_column(primary_key=True, index=True)
+    name: Mapped[Optional[str]] = mapped_column(String(64))
+    vendor_id: Mapped[Optional[int]] = mapped_column(ForeignKey("vendor.id"))
+    vendor: Mapped[Optional["Vendor"]] = relationship(back_populates="filaments")
+    spools: Mapped[list["Spool"]] = relationship(back_populates="filament")
+    material: Mapped[Optional[str]] = mapped_column(String(64))
+    price: Mapped[Optional[float]] = mapped_column()
+    density: Mapped[float] = mapped_column()
+    diameter: Mapped[float] = mapped_column()
+    weight: Mapped[Optional[float]] = mapped_column(comment="The filament weight of a full spool (net weight).")
+    spool_weight: Mapped[Optional[float]] = mapped_column(comment="The weight of an empty spool.")
+    article_number: Mapped[Optional[str]] = mapped_column(String(64))
+    comment: Mapped[Optional[str]] = mapped_column(String(1024))
+    # TODO: Print settings
+    # TODO: Color?
+
+
+class Spool(Base):
+    __tablename__ = "spool"
+
+    id: Mapped[int] = mapped_column(primary_key=True, index=True)
+    registered: Mapped[datetime] = mapped_column(default=func.now())
+    first_used: Mapped[Optional[datetime]] = mapped_column()
+    last_used: Mapped[Optional[datetime]] = mapped_column()
+    filament_id: Mapped[int] = mapped_column(ForeignKey("filament.id"))
+    filament: Mapped["Filament"] = relationship(back_populates="spools")
+    weight: Mapped[float] = mapped_column()
+    location: Mapped[Optional[str]] = mapped_column(String(64))
+    lot_nr: Mapped[Optional[str]] = mapped_column(String(64))
+    comment: Mapped[Optional[str]] = mapped_column(String(1024))