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45 lines
1.8 KiB
45 lines
1.8 KiB
# -*- coding: utf-8 -*-
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################################################################################
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#
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# Cybrosys Technologies Pvt. Ltd.
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#
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# Copyright (C) 2023-TODAY Cybrosys Technologies(<https://www.cybrosys.com>)
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# Author: Cybrosys Technologies (odoo@cybrosys.com)
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#
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# This program is under the terms of the Odoo Proprietary License v1.0(OPL-1)
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# It is forbidden to publish, distribute, sublicense, or sell copies of the
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# Software or modified copies of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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# DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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# OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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# USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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################################################################################
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from odoo import models
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class PosCalculator(models.TransientModel):
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""" Calculator in POS Screen """
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_name = 'pos.calculator'
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_description = 'POS Calculator'
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def calculations(self, data):
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""" Perform calculations on the given mathematical expression """
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while data.endswith((".", "+", "-", "/", "%", "*"), len(data) - 1,
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len(data)):
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data = data[:-1]
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if data.find("%") == -1:
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return str(eval(data))
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else:
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vals = data.split('%')
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while len(vals) > 1:
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new_val = eval(vals[len(vals) - 2]) * eval(
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vals[len(vals) - 1]) / 100
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vals.pop()
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vals.pop()
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vals.append(str(new_val))
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return vals[0]
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