Files
nouri-App/nouri/db.py
T

101 lines
2.6 KiB
Python

from __future__ import annotations
import sqlite3
from pathlib import Path
import click
from flask import Flask, current_app, g
from flask.cli import with_appcontext
from werkzeug.security import generate_password_hash
from .constants import DAYPARTS
def get_db() -> sqlite3.Connection:
if "db" not in g:
g.db = sqlite3.connect(
current_app.config["DATABASE_PATH"],
detect_types=sqlite3.PARSE_DECLTYPES,
)
g.db.row_factory = sqlite3.Row
g.db.execute("PRAGMA foreign_keys = ON")
return g.db
def close_db(_error=None) -> None:
database = g.pop("db", None)
if database is not None:
database.close()
def apply_schema(database: sqlite3.Connection) -> None:
schema_path = Path(__file__).with_name("schema.sql")
database.executescript(schema_path.read_text(encoding="utf-8"))
sync_dayparts(database)
def init_db() -> None:
database = get_db()
apply_schema(database)
database.commit()
def sync_dayparts(database: sqlite3.Connection) -> None:
for entry in DAYPARTS:
database.execute(
"""
INSERT OR IGNORE INTO dayparts (slug, name, sort_order)
VALUES (?, ?, ?)
""",
(entry["slug"], entry["name"], entry["sort_order"]),
)
database.execute(
"""
UPDATE dayparts
SET name = ?, sort_order = ?
WHERE slug = ?
""",
(entry["name"], entry["sort_order"], entry["slug"]),
)
def init_db_if_needed(app: Flask) -> None:
with app.app_context():
init_db()
def user_count() -> int:
row = get_db().execute("SELECT COUNT(*) AS count FROM users").fetchone()
return int(row["count"])
@click.command("init-db")
@with_appcontext
def init_db_command() -> None:
init_db()
click.echo("Database initialized.")
@click.command("create-user")
@click.argument("username")
@click.argument("password")
@click.option("--display-name", default="", help="Friendly display name.")
@with_appcontext
def create_user_command(username: str, password: str, display_name: str) -> None:
database = get_db()
database.execute(
"""
INSERT INTO users (username, display_name, password_hash)
VALUES (?, ?, ?)
""",
(username.strip().lower(), display_name.strip(), generate_password_hash(password)),
)
database.commit()
click.echo(f"User '{username}' created.")
def init_app(app: Flask) -> None:
app.teardown_appcontext(close_db)
app.cli.add_command(init_db_command)
app.cli.add_command(create_user_command)