some cleanup and rewrite
This commit is contained in:
Jan-Philipp Warmers
parent
9a1e944938
commit
0e3dd402b8
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@ -1,35 +1,38 @@
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#!/usr/bin/env python3
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__author__ = 'progamler'
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from os import system
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import curses
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from sqlalchemy import Table, Column, Integer, String, MetaData, ForeignKey, create_engine
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import datetime
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from sqlalchemy import Table, Column, Integer, String, MetaData, ForeignKey, create_engine, Date, func
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from sqlalchemy.sql import select
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# Config foo
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db_uri = 'sqlite:///./db.sqlite'
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#produkte = Table('produkte', metadata,
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# Column('barcode', Integer, primary_key=True),
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# Column('name', String(40)),
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# Column('preis', Integer),)
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# Column('barcode', Integer, primary_key=True),
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# Column('name', String(40)),
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# Column('preis', Integer),)
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def create_db():
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db = create_engine(db_uri)
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metadata = MetaData()
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produkte = Table('produkte', metadata,
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Column('barcode', Integer, primary_key=True),
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Column('name', String(40)),
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Column('preis', Integer),)
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users = Table('user', metadata,
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Column('barcode', Integer, primary_key=True),
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Column('name', String(40)),)
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#transaktion = Table('transaktion', metadata,
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#Column('produkt', Integer, ForeignKey('produkte.barcode')),
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#Column('user', Integer ,ForeignKey('users.barcode')))
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Column('barcode', Integer, primary_key=True),
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Column('name', String(40)),
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Column('preis', Integer), )
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user = Table('user', metadata,
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Column('barcode', Integer, primary_key=True),
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Column('name', String(40)), )
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transaktion = Table('transaktion', metadata,
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Column('id', Integer, primary_key=True),
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Column('produkt', Integer, ForeignKey('produkte.barcode')),
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Column('user', Integer, ForeignKey('user.barcode')),
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Column('time', Date, server_default=func.now()), sqlite_autoincrement=True)
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metadata.create_all(db)
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@ -39,94 +42,136 @@ def create_db():
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db.execute(i, name='l33t', preis=1337, barcode='3')
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db.execute(i, name='Clubmate 0.5', preis=1.5, barcode='4029764001807')
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u = users.insert()
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u = user.insert()
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db.execute(u, barcode='23', name='proGamler')
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def return_price(produkt):
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db = create_engine(db_uri)
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metadata = MetaData(db)
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metadata.reflect()
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produkte = Table('produkte', metadata, autoload=True)
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s = select(['name', 'preis']).where(produkte.c.barcode == produkt)
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s = select(['name', 'preis', 'barcode']).where(produkte.c.barcode == produkt)
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result = db.execute(s)
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return result.fetchone()
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def isproduct(code):
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foo = return_price(code)
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try :
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try:
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print(foo.name)
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return True
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except:
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return False
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def user(code):
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db = create_engine(db_uri)
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metadata = MetaData(db)
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metadata.reflect()
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user = Table('user', metadata, autoload=True)
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s = select(['name']).where(user.c.barcode == code)
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s = select(['name', 'barcode']).where(user.c.barcode == code)
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result = db.execute(s)
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x = result.fetchone()
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return x.name
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return x
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def isuser(code):
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name = user(code)
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try:
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name = user(code)
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print(name.name)
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return True
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except:
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return False
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def logout(x):
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if x == 666:
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return True
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else:
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return False
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x = 0
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name = ''
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list = []
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while x != int('01'):
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screen = curses.initscr()
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screen.clear()
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screen.border(0)
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screen.addstr(2, 2, "Please Scan Code")
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screen.refresh()
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if x != 0:
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if isproduct(x):
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pro = return_price(x)
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screen.addstr(4, 4, pro.name)
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list.append(x)
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elif isuser(x):
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name = user(x)
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screen.addstr(4, 4, "Du wurdest eingeloggt")
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elif logout(x):
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name = ''
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list = []
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def count(date):
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db = create_engine(db_uri)
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metadata = MetaData(db)
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metadata.reflect()
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trans = Table('transaktion', metadata, autoload=True)
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user = Table('transaktion', metadata, autoload=True)
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current_time = datetime.timedelta(weeks=date)
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s = select(['id','user']).where(trans.c.time > current_time)
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result = db.execute(s)
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for a in result:
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print(a)
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screen.addstr(2,30, name)
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preis = 0
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y = 6
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for a in list:
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foo = return_price(a)
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screen.addstr(y,30, str(foo.preis))
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screen.addstr(y,4, foo.name)
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y = y+1
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preis = preis+foo.preis
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screen.addstr(y+1,4, "----------------------------------------------")
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screen.addstr(y+2,4, "Gesamtsumme:")
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screen.addstr(y+2,30, str(preis))
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if __name__ == "__main__":
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x = 0
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name = ''
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list = []
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userbarcode = ''
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while x != int('01'):
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screen = curses.initscr()
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k = screen.getstr(3,3,60).decode('utf-8').rstrip()
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if k != '':
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x = int(k)
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else:
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x = 0
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screen.clear()
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screen.border(0)
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screen.addstr(2, 2, "Please Scan Code")
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screen.refresh()
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if x != 0:
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if isproduct(x):
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pro = return_price(x)
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screen.addstr(4, 4, pro.name)
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list.append(x)
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elif isuser(x):
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foo = user(x)
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name = foo.name
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userbarcode = foo.barcode
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screen.addstr(4, 4, "Du wurdest eingeloggt")
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elif logout(x):
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if userbarcode:
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db = create_engine(db_uri)
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metadata = MetaData(db)
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metadata.reflect()
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curses.endwin()
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trans = Table('transaktion', metadata, autoload=True)
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trans_o = trans.insert()
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for a in list:
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foo = return_price(a)
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db.execute(trans_o,
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produkt=foo.barcode,
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user=userbarcode
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)
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name = ''
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list = []
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screen.addstr(2, 30, name)
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preis = 0
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y = 6
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for a in list:
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foo = return_price(a)
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screen.addstr(y, 30, str(foo.preis))
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screen.addstr(y, 4, foo.name)
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y = y + 1
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preis = preis + foo.preis
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screen.addstr(y + 1, 4, "----------------------------------------------")
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screen.addstr(y + 2, 4, "Gesamtsumme:")
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screen.addstr(y + 2, 30, str(preis))
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k = screen.getstr(3, 3, 60).decode('utf-8').rstrip()
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try:
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x = int(k)
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except:
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x = 0
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curses.endwin()
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