Tlapbot/tlapbot/db.py

59 lines
1.3 KiB
Python

import sqlite3
import click
from flask import current_app, g
from flask.cli import with_appcontext
def get_db():
if 'db' not in g:
g.db = sqlite3.connect(
current_app.config['DATABASE'],
detect_types=sqlite3.PARSE_DECLTYPES
)
g.db.row_factory = sqlite3.Row
return g.db
def close_db(e=None):
db = g.pop('db', None)
if db is not None:
db.close()
def insert_counters(db):
for redeem, redeem_info in current_app.config['REDEEMS'].items():
if redeem_info["type"] == "counter":
try:
cursor = db.execute(
"INSERT INTO counters(name, count) VALUES(?, 0)",
(redeem,)
)
db.commit()
except Error as e:
print("Failed inserting counters to db:", e.args[0])
def init_db():
db = get_db()
with current_app.open_resource('schema.sql') as f:
db.executescript(f.read().decode('utf8'))
insert_counters(db)
@click.command('init-db')
@with_appcontext
def init_db_command():
"""Clear the existing data and create new tables."""
init_db()
click.echo('Initialized the database.')
def init_app(app):
app.teardown_appcontext(close_db)
app.cli.add_command(init_db_command)