flectra/addons/product_margin/models/product_product.py
2018-01-16 02:34:37 -08:00

144 lines
8.4 KiB
Python

# -*- coding: utf-8 -*-
# Part of Odoo, Flectra. See LICENSE file for full copyright and licensing details.
import time
from flectra import api, fields, models
class ProductProduct(models.Model):
_inherit = "product.product"
date_from = fields.Date(compute='_compute_product_margin_fields_values', string='Margin Date From')
date_to = fields.Date(compute='_compute_product_margin_fields_values', string='Margin Date To')
invoice_state = fields.Selection(compute='_compute_product_margin_fields_values',
selection=[
('paid', 'Paid'),
('open_paid', 'Open and Paid'),
('draft_open_paid', 'Draft, Open and Paid')
], string='Invoice State', readonly=True)
sale_avg_price = fields.Float(compute='_compute_product_margin_fields_values', string='Avg. Unit Price',
help="Avg. Price in Customer Invoices.")
purchase_avg_price = fields.Float(compute='_compute_product_margin_fields_values', string='Avg. Unit Price',
help="Avg. Price in Vendor Bills ")
sale_num_invoiced = fields.Float(compute='_compute_product_margin_fields_values', string='# Invoiced in Sale',
help="Sum of Quantity in Customer Invoices")
purchase_num_invoiced = fields.Float(compute='_compute_product_margin_fields_values', string='# Invoiced in Purchase',
help="Sum of Quantity in Vendor Bills")
sales_gap = fields.Float(compute='_compute_product_margin_fields_values', string='Sales Gap',
help="Expected Sale - Turn Over")
purchase_gap = fields.Float(compute='_compute_product_margin_fields_values', string='Purchase Gap',
help="Normal Cost - Total Cost")
turnover = fields.Float(compute='_compute_product_margin_fields_values', string='Turnover',
help="Sum of Multiplication of Invoice price and quantity of Customer Invoices")
total_cost = fields.Float(compute='_compute_product_margin_fields_values', string='Total Cost',
help="Sum of Multiplication of Invoice price and quantity of Vendor Bills ")
sale_expected = fields.Float(compute='_compute_product_margin_fields_values', string='Expected Sale',
help="Sum of Multiplication of Sale Catalog price and quantity of Customer Invoices")
normal_cost = fields.Float(compute='_compute_product_margin_fields_values', string='Normal Cost',
help="Sum of Multiplication of Cost price and quantity of Vendor Bills")
total_margin = fields.Float(compute='_compute_product_margin_fields_values', string='Total Margin',
help="Turnover - Standard price")
expected_margin = fields.Float(compute='_compute_product_margin_fields_values', string='Expected Margin',
help="Expected Sale - Normal Cost")
total_margin_rate = fields.Float(compute='_compute_product_margin_fields_values', string='Total Margin Rate(%)',
help="Total margin * 100 / Turnover")
expected_margin_rate = fields.Float(compute='_compute_product_margin_fields_values', string='Expected Margin (%)',
help="Expected margin * 100 / Expected Sale")
@api.model
def read_group(self, domain, fields, groupby, offset=0, limit=None, orderby=False, lazy=True):
"""
Inherit read_group to calculate the sum of the non-stored fields, as it is not automatically done anymore through the XML.
"""
res = super(ProductProduct, self).read_group(domain, fields, groupby, offset=offset, limit=limit, orderby=orderby, lazy=lazy)
fields_list = ['turnover', 'sale_avg_price', 'sale_purchase_price', 'sale_num_invoiced', 'purchase_num_invoiced',
'sales_gap', 'purchase_gap', 'total_cost', 'sale_expected', 'normal_cost', 'total_margin',
'expected_margin', 'total_margin_rate', 'expected_margin_rate']
if any(x in fields for x in fields_list):
# Calculate first for every product in which line it needs to be applied
re_ind = 0
prod_re = {}
tot_products = self.browse([])
for re in res:
if re.get('__domain'):
products = self.search(re['__domain'])
tot_products |= products
for prod in products:
prod_re[prod.id] = re_ind
re_ind += 1
res_val = tot_products._compute_product_margin_fields_values(field_names=[x for x in fields if fields in fields_list])
for key in res_val:
for l in res_val[key]:
re = res[prod_re[key]]
if re.get(l):
re[l] += res_val[key][l]
else:
re[l] = res_val[key][l]
return res
def _compute_product_margin_fields_values(self, field_names=None):
res = {}
if field_names is None:
field_names = []
for val in self:
res[val.id] = {}
date_from = self.env.context.get('date_from', time.strftime('%Y-01-01'))
date_to = self.env.context.get('date_to', time.strftime('%Y-12-31'))
invoice_state = self.env.context.get('invoice_state', 'open_paid')
res[val.id]['date_from'] = date_from
res[val.id]['date_to'] = date_to
res[val.id]['invoice_state'] = invoice_state
invoice_types = ()
states = ()
if invoice_state == 'paid':
states = ('paid',)
elif invoice_state == 'open_paid':
states = ('open', 'paid')
elif invoice_state == 'draft_open_paid':
states = ('draft', 'open', 'paid')
if "force_company" in self.env.context:
company_id = self.env.context['force_company']
else:
company_id = self.env.user.company_id.id
#Cost price is calculated afterwards as it is a property
sqlstr = """
select
sum(l.price_unit * l.quantity)/nullif(sum(l.quantity),0) as avg_unit_price,
sum(l.quantity) as num_qty,
sum(l.quantity * (l.price_subtotal/(nullif(l.quantity,0)))) as total,
sum(l.quantity * pt.list_price) as sale_expected
from account_invoice_line l
left join account_invoice i on (l.invoice_id = i.id)
left join product_product product on (product.id=l.product_id)
left join product_template pt on (pt.id = product.product_tmpl_id)
where l.product_id = %s and i.state in %s and i.type IN %s and (i.date_invoice IS NULL or (i.date_invoice>=%s and i.date_invoice<=%s and i.company_id=%s))
"""
invoice_types = ('out_invoice', 'in_refund')
self.env.cr.execute(sqlstr, (val.id, states, invoice_types, date_from, date_to, company_id))
result = self.env.cr.fetchall()[0]
res[val.id]['sale_avg_price'] = result[0] and result[0] or 0.0
res[val.id]['sale_num_invoiced'] = result[1] and result[1] or 0.0
res[val.id]['turnover'] = result[2] and result[2] or 0.0
res[val.id]['sale_expected'] = result[3] and result[3] or 0.0
res[val.id]['sales_gap'] = res[val.id]['sale_expected'] - res[val.id]['turnover']
ctx = self.env.context.copy()
ctx['force_company'] = company_id
invoice_types = ('in_invoice', 'out_refund')
self.env.cr.execute(sqlstr, (val.id, states, invoice_types, date_from, date_to, company_id))
result = self.env.cr.fetchall()[0]
res[val.id]['purchase_avg_price'] = result[0] and result[0] or 0.0
res[val.id]['purchase_num_invoiced'] = result[1] and result[1] or 0.0
res[val.id]['total_cost'] = result[2] and result[2] or 0.0
res[val.id]['normal_cost'] = val.standard_price * res[val.id]['purchase_num_invoiced']
res[val.id]['purchase_gap'] = res[val.id]['normal_cost'] - res[val.id]['total_cost']
res[val.id]['total_margin'] = res[val.id]['turnover'] - res[val.id]['total_cost']
res[val.id]['expected_margin'] = res[val.id]['sale_expected'] - res[val.id]['normal_cost']
res[val.id]['total_margin_rate'] = res[val.id]['turnover'] and res[val.id]['total_margin'] * 100 / res[val.id]['turnover'] or 0.0
res[val.id]['expected_margin_rate'] = res[val.id]['sale_expected'] and res[val.id]['expected_margin'] * 100 / res[val.id]['sale_expected'] or 0.0
for k, v in res[val.id].items():
setattr(val, k, v)
return res