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tryton/work.py
T
2015-02-09 23:03:27 +01:00

146 lines
5.3 KiB
Python

# This file is part of Tryton. The COPYRIGHT file at the top level of
# this repository contains the full copyright notices and license terms.
from decimal import Decimal
import datetime
from trytond.model import fields
from trytond.pyson import Eval, Id
from trytond.transaction import Transaction
from trytond.pool import Pool, PoolMeta
from trytond.tools import reduce_ids, grouped_slice
__all__ = ['Work']
__metaclass__ = PoolMeta
class Work:
__name__ = 'project.work'
product = fields.Many2One('product.product', 'Product',
domain=[
('type', '=', 'service'),
('default_uom_category', '=', Id('product', 'uom_cat_time')),
],
states={
'invisible': ~Eval('timesheet_available'),
},
depends=['timesheet_available'])
list_price = fields.Numeric('List Price',
digits=(16, Eval('currency_digits', 2)), depends=['currency_digits'])
revenue = fields.Function(fields.Numeric('Revenue',
digits=(16, Eval('currency_digits', 2)),
depends=['currency_digits']), 'get_revenue')
cost = fields.Function(fields.Numeric('Cost',
states={
'invisible': ~Eval('timesheet_available'),
},
digits=(16, Eval('currency_digits', 2)),
depends=['currency_digits', 'timesheet_available']), 'get_cost')
currency_digits = fields.Function(fields.Integer('Currency Digits'),
'on_change_with_currency_digits')
@classmethod
def get_cost(cls, works, name):
pool = Pool()
Employee = pool.get('company.employee')
Line = pool.get('timesheet.line')
Work = pool.get('timesheet.work')
transaction = Transaction()
cursor = transaction.cursor
works += cls.search([
('parent', 'child_of', [w.id for w in works]),
('active', '=', True)]) + works
costs = dict.fromkeys([w.id for w in works], 0)
works_to_timesheet = dict((w.work.id, w.id) for w in works)
table_w = Work.__table__()
table_c = Work.__table__()
line = Line.__table__()
timesheet_work_ids = works_to_timesheet.keys()
employee_ids = set()
for sub_ids in grouped_slice(timesheet_work_ids):
red_sql = reduce_ids(table_w.id, sub_ids)
cursor.execute(*table_w.join(table_c,
condition=(table_c.left >= table_w.left)
& (table_c.right <= table_w.right)
).join(line, condition=line.work == table_c.id
).select(line.employee,
where=red_sql,
group_by=line.employee))
employee_ids |= set(r[0] for r in cursor.fetchall())
for employee in Employee.browse(list(employee_ids)):
employee_costs = employee.get_employee_costs()
to_date = None
for from_date, cost in reversed(employee_costs):
with transaction.set_context(
from_date=from_date,
to_date=to_date,
employees=[employee.id]):
for timesheet_work in Work.browse(timesheet_work_ids):
work_id = works_to_timesheet[timesheet_work.id]
costs[work_id] += (
Decimal(str(timesheet_work.hours)) * cost)
to_date = from_date - datetime.timedelta(1)
for work in works:
costs[work.id] = work.company.currency.round(costs[work.id])
return costs
@classmethod
def get_revenue(cls, works, name):
works = cls.search([
('parent', 'child_of', [w.id for w in works]),
('active', '=', True)]) + works
def getter(work):
if work.list_price:
return work.list_price * Decimal(str(work.effort_hours))
else:
return Decimal(0)
return cls.sum_tree(works, getter)
@fields.depends('company')
def on_change_with_currency_digits(self, name=None):
if self.company:
return self.company.currency.digits
return 2
@staticmethod
def default_currency_digits():
Company = Pool().get('company.company')
company = Transaction().context.get('company')
if company:
company = Company(company)
return company.currency.digits
return 2
@fields.depends('product', 'party', 'company')
def on_change_product(self):
pool = Pool()
User = pool.get('res.user')
ModelData = pool.get('ir.model.data')
Uom = pool.get('product.uom')
Currency = pool.get('currency.currency')
if not self.product:
return
context = {}
if self.party:
context['customer'] = self.party.id
hour_uom = Uom(ModelData.get_id('product', 'uom_hour'))
with Transaction().set_context(context):
self.list_price = Uom.compute_price(self.product.default_uom,
self.product.list_price, hour_uom)
if self.company:
user = User(Transaction().user)
if user.company != self.company:
if user.company.currency != self.company.currency:
self.list_price = Currency.compute(user.company.currency,
self.list_price, self.company.currency)