dwtt/DataStore.py
2011-01-01 23:06:10 -05:00

44 lines
933 B
Python

import sqlite3
import os
class DataStore:
def __init__(self, dbfile):
if not os.path.exists(dbfile):
self.createdb(dbfile)
self.conn = sqlite3.connect(dbfile)
def __del__(self):
self.conn.close()
def createdb(self, dbfile):
conn = sqlite3.connect(dbfile)
c = conn.cursor()
c.execute('''
CREATE TABLE tasks (
id INTEGER PRIMARY KEY,
name TEXT,
longname TEXT,
parentid INTEGER,
FOREIGN KEY (parentid) REFERENCES tasks(id)
)''')
c.execute('''
CREATE TABLE entries (
date TEXT,
taskid INTEGER,
seconds INTEGER,
PRIMARY KEY (date, taskid),
FOREIGN KEY (taskid) REFERENCES tasks(id)
)''')
c.execute('''
CREATE TABLE history (
id INTEGER PRIMARY KEY,
taskid INTEGER,
datetime TEXT,
FOREIGN KEY (taskid) REFERENCES tasks(id)
)''')
conn.commit()
c.close()
conn.close()