99 lines
2.1 KiB
Python
99 lines
2.1 KiB
Python
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import sqlite3
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import os
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from datetime import datetime
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HISTORY_DT_FMT = '%Y-%m-%d %H:%M:%S'
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class Task:
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def __init__(self, name, longname, parentid):
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self.name = name
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self.longname = longname
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self.parentid = parentid
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class TaskRef:
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def __init__(self, taskid, dt):
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self.taskid = taskid
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self.dt = dt
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class DataStore:
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def __init__(self, dbfile):
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if not os.path.exists(dbfile):
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self.createdb(dbfile)
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self.conn = sqlite3.connect(dbfile)
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def __del__(self):
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self.conn.close()
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def createdb(self, dbfile):
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conn = sqlite3.connect(dbfile)
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c = conn.cursor()
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c.execute('''
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CREATE TABLE tasks (
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id INTEGER PRIMARY KEY,
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name TEXT,
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longname TEXT,
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parentid INTEGER,
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FOREIGN KEY (parentid) REFERENCES tasks(id)
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)''')
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c.execute('''
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CREATE TABLE entries (
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date TEXT,
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taskid INTEGER,
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seconds INTEGER,
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PRIMARY KEY (date, taskid),
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FOREIGN KEY (taskid) REFERENCES tasks(id)
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)''')
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c.execute('''
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CREATE TABLE history (
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id INTEGER PRIMARY KEY,
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taskid INTEGER,
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datetime TEXT,
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FOREIGN KEY (taskid) REFERENCES tasks(id)
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)''')
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conn.commit()
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c.close()
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conn.close()
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def getCurrentTask(self):
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c = self.conn.cursor()
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c.execute('''
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SELECT taskid, datetime
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FROM history
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WHERE id = 0
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''')
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ct = None
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for row in c:
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taskid = row[0]
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dt = datetime.strptime(row[1], HISTORY_DT_FMT)
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ct = TaskRef(taskid, dt)
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c.close()
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self.conn.commit()
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return ct
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def updateCurrentTask(self, ct):
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c = self.conn.cursor()
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c.execute('''
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DELETE FROM history
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WHERE id = 0
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''')
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c.execute('''
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INSERT INTO history
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VALUES (0, ?, ?)
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''', (ct.taskid, ct.dt.strftime(HISTORY_DT_FMT)))
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c.close()
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self.conn.commit()
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def getTaskByID(self, taskid):
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t = None
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c = self.conn.cursor()
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c.execute('''
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SELECT name, longname, parentid
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FROM tasks
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WHERE id = ?
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''', (taskid,))
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for row in c:
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t = Task(row[0], row[1], row[2])
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c.close()
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return t
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