Files
bambuddy/backend/app/core/database.py
T

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13 KiB
Python

from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker, create_async_engine
from sqlalchemy.orm import DeclarativeBase
from backend.app.core.config import settings
engine = create_async_engine(
settings.database_url,
echo=settings.debug,
)
async_session = async_sessionmaker(
engine,
class_=AsyncSession,
expire_on_commit=False,
)
class Base(DeclarativeBase):
pass
async def get_db() -> AsyncSession:
async with async_session() as session:
try:
yield session
await session.commit()
except Exception:
await session.rollback()
raise
finally:
await session.close()
async def init_db():
# Import models to register them with SQLAlchemy
from backend.app.models import ( # noqa: F401
api_key,
archive,
external_link,
filament,
kprofile_note,
maintenance,
notification,
notification_template,
print_queue,
printer,
project,
project_bom,
settings,
smart_plug,
)
async with engine.begin() as conn:
await conn.run_sync(Base.metadata.create_all)
# Run migrations for new columns (SQLite doesn't auto-add columns)
await run_migrations(conn)
# Seed default notification templates
await seed_notification_templates()
async def run_migrations(conn):
"""Add new columns to existing tables if they don't exist."""
from sqlalchemy import text
# Migration: Add is_favorite column to print_archives
try:
await conn.execute(text("ALTER TABLE print_archives ADD COLUMN is_favorite BOOLEAN DEFAULT 0"))
except Exception:
# Column already exists
pass
# Migration: Add content_hash column to print_archives for duplicate detection
try:
await conn.execute(text("ALTER TABLE print_archives ADD COLUMN content_hash VARCHAR(64)"))
except Exception:
# Column already exists
pass
# Migration: Add auto_off_executed column to smart_plugs
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN auto_off_executed BOOLEAN DEFAULT 0"))
except Exception:
# Column already exists
pass
# Migration: Add on_print_stopped column to notification_providers
try:
await conn.execute(text("ALTER TABLE notification_providers ADD COLUMN on_print_stopped BOOLEAN DEFAULT 1"))
except Exception:
# Column already exists
pass
# Migration: Add source_3mf_path column to print_archives
try:
await conn.execute(text("ALTER TABLE print_archives ADD COLUMN source_3mf_path VARCHAR(500)"))
except Exception:
# Column already exists
pass
# Migration: Add on_maintenance_due column to notification_providers
try:
await conn.execute(text("ALTER TABLE notification_providers ADD COLUMN on_maintenance_due BOOLEAN DEFAULT 0"))
except Exception:
# Column already exists
pass
# Migration: Add location column to printers for grouping
try:
await conn.execute(text("ALTER TABLE printers ADD COLUMN location VARCHAR(100)"))
except Exception:
# Column already exists
pass
# Migration: Add interval_type column to maintenance_types
try:
await conn.execute(text("ALTER TABLE maintenance_types ADD COLUMN interval_type VARCHAR(20) DEFAULT 'hours'"))
except Exception:
# Column already exists
pass
# Migration: Add custom_interval_type column to printer_maintenance
try:
await conn.execute(text("ALTER TABLE printer_maintenance ADD COLUMN custom_interval_type VARCHAR(20)"))
except Exception:
# Column already exists
pass
# Migration: Add power alert columns to smart_plugs
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN power_alert_enabled BOOLEAN DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN power_alert_high REAL"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN power_alert_low REAL"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN power_alert_last_triggered DATETIME"))
except Exception:
pass
# Migration: Add schedule columns to smart_plugs
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN schedule_enabled BOOLEAN DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN schedule_on_time VARCHAR(5)"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN schedule_off_time VARCHAR(5)"))
except Exception:
pass
# Migration: Add daily digest columns to notification_providers
try:
await conn.execute(text("ALTER TABLE notification_providers ADD COLUMN daily_digest_enabled BOOLEAN DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE notification_providers ADD COLUMN daily_digest_time VARCHAR(5)"))
except Exception:
pass
# Migration: Add project_id column to print_archives
try:
await conn.execute(
text("ALTER TABLE print_archives ADD COLUMN project_id INTEGER REFERENCES projects(id) ON DELETE SET NULL")
)
except Exception:
pass
# Migration: Add project_id column to print_queue
try:
await conn.execute(
text("ALTER TABLE print_queue ADD COLUMN project_id INTEGER REFERENCES projects(id) ON DELETE SET NULL")
)
except Exception:
pass
# Migration: Create FTS5 virtual table for archive full-text search
try:
await conn.execute(
text("""
CREATE VIRTUAL TABLE IF NOT EXISTS archive_fts USING fts5(
print_name,
filename,
tags,
notes,
designer,
filament_type,
content='print_archives',
content_rowid='id'
)
""")
)
except Exception:
pass
# Migration: Create triggers to keep FTS index in sync
try:
await conn.execute(
text("""
CREATE TRIGGER IF NOT EXISTS archive_fts_insert AFTER INSERT ON print_archives BEGIN
INSERT INTO archive_fts(rowid, print_name, filename, tags, notes, designer, filament_type)
VALUES (new.id, new.print_name, new.filename, new.tags, new.notes, new.designer, new.filament_type);
END
""")
)
except Exception:
pass
try:
await conn.execute(
text("""
CREATE TRIGGER IF NOT EXISTS archive_fts_delete AFTER DELETE ON print_archives BEGIN
INSERT INTO archive_fts(archive_fts, rowid, print_name, filename, tags, notes, designer, filament_type)
VALUES ('delete', old.id, old.print_name, old.filename, old.tags, old.notes, old.designer, old.filament_type);
END
""")
)
except Exception:
pass
try:
await conn.execute(
text("""
CREATE TRIGGER IF NOT EXISTS archive_fts_update AFTER UPDATE ON print_archives BEGIN
INSERT INTO archive_fts(archive_fts, rowid, print_name, filename, tags, notes, designer, filament_type)
VALUES ('delete', old.id, old.print_name, old.filename, old.tags, old.notes, old.designer, old.filament_type);
INSERT INTO archive_fts(rowid, print_name, filename, tags, notes, designer, filament_type)
VALUES (new.id, new.print_name, new.filename, new.tags, new.notes, new.designer, new.filament_type);
END
""")
)
except Exception:
pass
# Migration: Add auto_off_pending columns to smart_plugs (for restart recovery)
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN auto_off_pending BOOLEAN DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN auto_off_pending_since DATETIME"))
except Exception:
pass
# Migration: Add AMS alarm notification columns to notification_providers
try:
await conn.execute(text("ALTER TABLE notification_providers ADD COLUMN on_ams_humidity_high BOOLEAN DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(
text("ALTER TABLE notification_providers ADD COLUMN on_ams_temperature_high BOOLEAN DEFAULT 0")
)
except Exception:
pass
# Migration: Add AMS-HT alarm notification columns to notification_providers
try:
await conn.execute(
text("ALTER TABLE notification_providers ADD COLUMN on_ams_ht_humidity_high BOOLEAN DEFAULT 0")
)
except Exception:
pass
try:
await conn.execute(
text("ALTER TABLE notification_providers ADD COLUMN on_ams_ht_temperature_high BOOLEAN DEFAULT 0")
)
except Exception:
pass
# Migration: Add notes column to projects (Phase 2)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN notes TEXT"))
except Exception:
pass
# Migration: Add attachments column to projects (Phase 3)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN attachments JSON"))
except Exception:
pass
# Migration: Add tags column to projects (Phase 4)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN tags TEXT"))
except Exception:
pass
# Migration: Add due_date column to projects (Phase 5)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN due_date DATETIME"))
except Exception:
pass
# Migration: Add priority column to projects (Phase 5)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN priority VARCHAR(20) DEFAULT 'normal'"))
except Exception:
pass
# Migration: Add budget column to projects (Phase 6)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN budget REAL"))
except Exception:
pass
# Migration: Add is_template column to projects (Phase 8)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN is_template BOOLEAN DEFAULT 0"))
except Exception:
pass
# Migration: Add template_source_id column to projects (Phase 8)
try:
await conn.execute(text("ALTER TABLE projects ADD COLUMN template_source_id INTEGER"))
except Exception:
pass
# Migration: Add parent_id column to projects (Phase 10)
try:
await conn.execute(
text("ALTER TABLE projects ADD COLUMN parent_id INTEGER REFERENCES projects(id) ON DELETE SET NULL")
)
except Exception:
pass
# Migration: Rename quantity_printed to quantity_acquired in project_bom_items
try:
await conn.execute(text("ALTER TABLE project_bom_items RENAME COLUMN quantity_printed TO quantity_acquired"))
except Exception:
pass
# Migration: Add unit_price column to project_bom_items
try:
await conn.execute(text("ALTER TABLE project_bom_items ADD COLUMN unit_price REAL"))
except Exception:
pass
# Migration: Add sourcing_url column to project_bom_items
try:
await conn.execute(text("ALTER TABLE project_bom_items ADD COLUMN sourcing_url VARCHAR(512)"))
except Exception:
pass
# Migration: Rename notes to remarks in project_bom_items
try:
await conn.execute(text("ALTER TABLE project_bom_items RENAME COLUMN notes TO remarks"))
except Exception:
pass
# Migration: Add show_in_switchbar column to smart_plugs
try:
await conn.execute(text("ALTER TABLE smart_plugs ADD COLUMN show_in_switchbar BOOLEAN DEFAULT 0"))
except Exception:
pass
# Migration: Add runtime tracking columns to printers
try:
await conn.execute(text("ALTER TABLE printers ADD COLUMN runtime_seconds INTEGER DEFAULT 0"))
except Exception:
pass
try:
await conn.execute(text("ALTER TABLE printers ADD COLUMN last_runtime_update DATETIME"))
except Exception:
pass
async def seed_notification_templates():
"""Seed default notification templates if they don't exist."""
from sqlalchemy import select
from backend.app.models.notification_template import DEFAULT_TEMPLATES, NotificationTemplate
async with async_session() as session:
# Check if templates already exist
result = await session.execute(select(NotificationTemplate).limit(1))
if result.scalar_one_or_none() is not None:
# Templates already seeded
return
# Insert default templates
for template_data in DEFAULT_TEMPLATES:
template = NotificationTemplate(
event_type=template_data["event_type"],
name=template_data["name"],
title_template=template_data["title_template"],
body_template=template_data["body_template"],
is_default=True,
)
session.add(template)
await session.commit()