140 lines
4.8 KiB
Python
140 lines
4.8 KiB
Python
#This file is part of Tryton. The COPYRIGHT file at the top level of
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#this repository contains the full copyright notices and license terms.
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from decimal import Decimal
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from trytond.model import ModelView, ModelSQL, fields
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from trytond.pyson import Eval
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from trytond.cache import Cache
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from trytond.transaction import Transaction
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from trytond.pool import Pool, PoolMeta
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__all__ = ['Employee', 'EmployeeCostPrice']
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__metaclass__ = PoolMeta
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class Employee:
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__name__ = 'company.employee'
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cost_price = fields.Function(fields.Numeric('Cost Price',
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digits=(16, Eval('currency_digits', 2)), depends=['currency_digits'],
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help="Hourly cost price for this Employee"), 'get_cost_price')
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cost_prices = fields.One2Many('company.employee_cost_price', 'employee',
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'Cost Prices', help="List of hourly cost price over time")
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currency_digits = fields.Function(fields.Integer('Currency Digits',
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on_change_with=['company']), 'on_change_with_currency_digits')
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_cost_prices_cache = Cache('company_employee.cost_prices')
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def get_cost_price(self, name):
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'''
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Return the cost price at the date given in the context or the
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current date
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'''
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ctx_date = Transaction().context.get('date', None)
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return self.compute_cost_price(ctx_date)
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def compute_cost_price(self, date=None):
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pool = Pool()
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Date = pool.get('ir.date')
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CostPrice = pool.get('company.employee_cost_price')
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# Get from cache employee costs or fetch them from the db
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employee_costs = self._cost_prices_cache.get(self.id)
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if employee_costs is None:
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cost_prices = CostPrice.search([
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('employee', '=', self.id),
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], order=[('date', 'ASC')])
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employee_costs = []
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for cost_price in cost_prices:
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employee_costs.append(
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(cost_price.date, cost_price.cost_price))
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self._cost_prices_cache.set(self.id, employee_costs)
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if date is None:
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date = Date.today()
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# compute the cost price for the given date
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cost = 0
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if employee_costs and date >= employee_costs[0][0]:
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for edate, ecost in employee_costs:
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if date >= edate:
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cost = ecost
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break
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return cost
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def on_change_with_currency_digits(self, name=None):
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if self.company:
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return self.company.currency.digits
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return 2
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@staticmethod
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def default_currency_digits():
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Company = Pool().get('company.company')
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company = Transaction().context.get('company')
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if company:
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company = Company(company)
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return company.currency.digits
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return 2
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class EmployeeCostPrice(ModelSQL, ModelView):
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'Employee Cost Price'
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__name__ = 'company.employee_cost_price'
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_rec_name = 'date'
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date = fields.Date('Date', required=True, select=True)
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cost_price = fields.Numeric('Cost Price',
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digits=(16, Eval('currency_digits', 2)),
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required=True, depends=['currency_digits'],
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help="Hourly cost price")
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employee = fields.Many2One('company.employee', 'Employee')
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currency_digits = fields.Function(fields.Integer('Currency Digits',
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on_change_with=['employee']), 'on_change_with_currency_digits')
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@classmethod
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def __setup__(cls):
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super(EmployeeCostPrice, cls).__setup__()
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cls._sql_constraints = [
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('date_cost_price_uniq', 'UNIQUE(date, cost_price)',
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'A employee can only have one cost price by date!'),
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]
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cls._order.insert(0, ('date', 'DESC'))
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@staticmethod
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def default_cost_price():
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return Decimal(0)
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@staticmethod
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def default_date():
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Date = Pool().get('ir.date')
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return Date.today()
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@classmethod
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def delete(cls, prices):
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Employee = Pool().get('company.employee')
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super(EmployeeCostPrice, cls).delete(prices)
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Employee._cost_prices_cache.clear()
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@classmethod
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def create(cls, vals):
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Employee = Pool().get('company.employee')
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price = super(EmployeeCostPrice, cls).create(vals)
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Employee._cost_prices_cache.clear()
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return price
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@classmethod
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def write(cls, prices, vals):
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Employee = Pool().get('company.employee')
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super(EmployeeCostPrice, cls).write(prices, vals)
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Employee._cost_prices_cache.clear()
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def on_change_with_currency_digits(self, name=None):
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if self.employee:
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return self.employee.company.currency.digits
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return 2
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@staticmethod
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def default_currency_digits():
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Company = Pool().get('company.company')
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company = Transaction().context.get('company')
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if company:
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company = Company(company)
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return company.currency.digits
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return 2
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