Files
POPS/alembic/versions/0001_initial_schema.py
Martin Hohenberg d092c19b41 Scaffold SQLAlchemy models, routers, and Alembic migrations
- app/models/: Printer, Filament, PrintJob, Todo, PricingConfig with full
  SQLAlchemy 2.x mapped columns and relationships
- app/routers/: list + get-by-id endpoints for all five resources
- app/db.py: SQLAlchemy engine + SessionLocal + get_db dependency
- alembic/: env.py reads MYSQL_* env vars; 0001_initial_schema mirrors db.sql
- alembic.ini: script_location configured, URL injected at runtime

Since db.sql already created the tables, stamp the DB before running future
migrations:  alembic stamp head

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-18 21:19:59 +02:00

113 lines
5.5 KiB
Python

"""initial schema
Revision ID: 0001
Revises:
Create Date: 2026-06-18
"""
from typing import Sequence, Union
import sqlalchemy as sa
from alembic import op
from sqlalchemy.dialects import mysql
revision: str = "0001"
down_revision: Union[str, None] = None
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None
def upgrade() -> None:
op.create_table(
"printers",
sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
sa.Column("name", sa.String(length=100), nullable=False),
sa.Column("model", sa.String(length=100), nullable=True),
sa.Column("location", sa.String(length=100), nullable=True),
sa.Column(
"status",
mysql.ENUM("idle", "printing", "error", "offline"),
nullable=False,
server_default="offline",
),
sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
sa.Column("updated_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")),
sa.PrimaryKeyConstraint("id"),
)
op.create_table(
"filaments",
sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
sa.Column("brand", sa.String(length=100), nullable=True),
sa.Column(
"material",
mysql.ENUM("PLA", "PETG", "ABS", "ASA", "TPU", "Nylon", "PC", "Other"),
nullable=False,
server_default="PLA",
),
sa.Column("color", sa.String(length=100), nullable=True),
sa.Column("color_hex", sa.String(length=7), nullable=True),
sa.Column("weight_total_g", sa.Numeric(precision=8, scale=2), nullable=False),
sa.Column("weight_remaining_g", sa.Numeric(precision=8, scale=2), nullable=False),
sa.Column("price_per_kg_eur", sa.Numeric(precision=8, scale=2), nullable=True),
sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
sa.Column("updated_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")),
sa.PrimaryKeyConstraint("id"),
)
op.create_table(
"pricing_config",
sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
sa.Column("name", sa.String(length=100), nullable=False, server_default="default"),
sa.Column("electricity_kwh_eur", sa.Numeric(precision=6, scale=4), nullable=False, server_default="0.3000"),
sa.Column("printer_watt", sa.Numeric(precision=8, scale=2), nullable=False, server_default="200.00"),
sa.Column("hourly_rate_eur", sa.Numeric(precision=8, scale=2), nullable=False, server_default="0.00"),
sa.Column("markup_percent", sa.Numeric(precision=5, scale=2), nullable=False, server_default="20.00"),
sa.Column("valid_from", sa.Date(), nullable=False, server_default=sa.text("(CURRENT_DATE)")),
sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
sa.PrimaryKeyConstraint("id"),
)
op.create_table(
"todos",
sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
sa.Column("title", sa.String(length=255), nullable=False),
sa.Column("done", sa.Boolean(), nullable=False, server_default="0"),
sa.Column("printer_id", sa.Integer(), nullable=True),
sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
sa.Column("updated_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")),
sa.ForeignKeyConstraint(["printer_id"], ["printers.id"], name="fk_todo_printer"),
sa.PrimaryKeyConstraint("id"),
)
op.create_table(
"print_jobs",
sa.Column("id", sa.Integer(), autoincrement=True, nullable=False),
sa.Column("printer_id", sa.Integer(), nullable=False),
sa.Column("filament_id", sa.Integer(), nullable=True),
sa.Column("name", sa.String(length=200), nullable=False),
sa.Column("file_name", sa.String(length=255), nullable=True),
sa.Column(
"status",
mysql.ENUM("queued", "printing", "done", "failed", "cancelled"),
nullable=False,
server_default="queued",
),
sa.Column("queue_position", sa.Integer(), nullable=True),
sa.Column("started_at", sa.DateTime(), nullable=True),
sa.Column("finished_at", sa.DateTime(), nullable=True),
sa.Column("duration_minutes", sa.Integer(), nullable=True),
sa.Column("filament_used_g", sa.Numeric(precision=8, scale=2), nullable=True),
sa.Column("cost_eur", sa.Numeric(precision=8, scale=2), nullable=True),
sa.Column("notes", sa.Text(), nullable=True),
sa.Column("created_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP")),
sa.Column("updated_at", sa.DateTime(), nullable=False, server_default=sa.text("CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP")),
sa.ForeignKeyConstraint(["filament_id"], ["filaments.id"], name="fk_job_filament"),
sa.ForeignKeyConstraint(["printer_id"], ["printers.id"], name="fk_job_printer"),
sa.PrimaryKeyConstraint("id"),
)
def downgrade() -> None:
op.drop_table("print_jobs")
op.drop_table("todos")
op.drop_table("pricing_config")
op.drop_table("filaments")
op.drop_table("printers")