odoo/addons/stock_account/wizard/stock_valuation_history.py

196 lines
9.5 KiB
Python

from datetime import datetime
from openerp import tools
from openerp.osv import fields, osv
from openerp.tools.translate import _
class wizard_valuation_history(osv.osv_memory):
_name = 'wizard.valuation.history'
_description = 'Wizard that opens the stock valuation history table'
_columns = {
'choose_date': fields.boolean('Choose a Particular Date'),
'date': fields.datetime('Date', required=True),
}
_defaults = {
'choose_date': False,
'date': fields.datetime.now,
}
def open_table(self, cr, uid, ids, context=None):
if context is None:
context = {}
data = self.read(cr, uid, ids, context=context)[0]
ctx = context.copy()
ctx['history_date'] = data['date']
ctx['search_default_group_by_product'] = True
ctx['search_default_group_by_location'] = True
return {
'domain': "[('date', '<=', '" + data['date'] + "')]",
'name': _('Stock Value At Date'),
'view_type': 'form',
'view_mode': 'tree,graph',
'res_model': 'stock.history',
'type': 'ir.actions.act_window',
'context': ctx,
}
class stock_history(osv.osv):
_name = 'stock.history'
_auto = False
_order = 'date asc'
def read_group(self, cr, uid, domain, fields, groupby, offset=0, limit=None, context=None, orderby=False, lazy=True):
res = super(stock_history, self).read_group(cr, uid, domain, fields, groupby, offset=offset, limit=limit, context=context, orderby=orderby, lazy=lazy)
if context is None:
context = {}
date = context.get('history_date', datetime.now())
if 'inventory_value' in fields:
group_lines = {}
for line in res:
domain = line.get('__domain', domain)
group_lines.setdefault(str(domain), self.search(cr, uid, domain, context=context))
line_ids = set()
for ids in group_lines.values():
for product_id in ids:
line_ids.add(product_id)
line_ids = list(line_ids)
lines_rec = {}
if line_ids:
cr.execute('SELECT id, product_id, price_unit_on_quant, company_id, quantity FROM stock_history WHERE id in %s', (tuple(line_ids),))
lines_rec = cr.dictfetchall()
lines_dict = dict((line['id'], line) for line in lines_rec)
product_ids = list(set(line_rec['product_id'] for line_rec in lines_rec))
products_rec = self.pool['product.product'].read(cr, uid, product_ids, ['cost_method', 'product_tmpl_id'], context=context)
products_dict = dict((product['id'], product) for product in products_rec)
cost_method_product_tmpl_ids = list(set(product['product_tmpl_id'][0] for product in products_rec if product['cost_method'] != 'real'))
histories = []
if cost_method_product_tmpl_ids:
cr.execute('SELECT DISTINCT ON (product_template_id, company_id) product_template_id, company_id, cost FROM product_price_history WHERE product_template_id in %s AND datetime <= %s ORDER BY product_template_id, company_id, datetime DESC', (tuple(cost_method_product_tmpl_ids), date))
histories = cr.dictfetchall()
histories_dict = {}
for history in histories:
histories_dict[(history['product_template_id'], history['company_id'])] = history['cost']
for line in res:
inv_value = 0.0
lines = group_lines.get(str(line.get('__domain', domain)))
for line_id in lines:
line_rec = lines_dict[line_id]
product = products_dict[line_rec['product_id']]
if product['cost_method'] == 'real':
price = line_rec['price_unit_on_quant']
else:
price = histories_dict.get((product['product_tmpl_id'][0], line_rec['company_id']), 0.0)
inv_value += price * line_rec['quantity']
line['inventory_value'] = inv_value
return res
def _get_inventory_value(self, cr, uid, ids, name, attr, context=None):
if context is None:
context = {}
date = context.get('history_date')
product_tmpl_obj = self.pool.get("product.template")
res = {}
for line in self.browse(cr, uid, ids, context=context):
if line.product_id.cost_method == 'real':
res[line.id] = line.quantity * line.price_unit_on_quant
else:
res[line.id] = line.quantity * product_tmpl_obj.get_history_price(cr, uid, line.product_id.product_tmpl_id.id, line.company_id.id, date=date, context=context)
return res
_columns = {
'move_id': fields.many2one('stock.move', 'Stock Move', required=True),
'location_id': fields.many2one('stock.location', 'Location', required=True),
'company_id': fields.many2one('res.company', 'Company'),
'product_id': fields.many2one('product.product', 'Product', required=True),
'product_categ_id': fields.many2one('product.category', 'Product Category', required=True),
'quantity': fields.float('Product Quantity'),
'date': fields.datetime('Operation Date'),
'price_unit_on_quant': fields.float('Value', group_operator='avg'),
'inventory_value': fields.function(_get_inventory_value, string="Inventory Value", type='float', readonly=True),
'source': fields.char('Source')
}
def init(self, cr):
tools.drop_view_if_exists(cr, 'stock_history')
cr.execute("""
CREATE OR REPLACE VIEW stock_history AS (
SELECT MIN(id) as id,
move_id,
location_id,
company_id,
product_id,
product_categ_id,
SUM(quantity) as quantity,
date,
COALESCE(SUM(price_unit_on_quant * quantity) / NULLIF(SUM(quantity), 0), 0) as price_unit_on_quant,
source
FROM
((SELECT
stock_move.id AS id,
stock_move.id AS move_id,
dest_location.id AS location_id,
dest_location.company_id AS company_id,
stock_move.product_id AS product_id,
product_template.categ_id AS product_categ_id,
quant.qty AS quantity,
stock_move.date AS date,
quant.cost as price_unit_on_quant,
stock_move.origin AS source
FROM
stock_move
JOIN
stock_quant_move_rel on stock_quant_move_rel.move_id = stock_move.id
JOIN
stock_quant as quant on stock_quant_move_rel.quant_id = quant.id
JOIN
stock_location dest_location ON stock_move.location_dest_id = dest_location.id
JOIN
stock_location source_location ON stock_move.location_id = source_location.id
JOIN
product_product ON product_product.id = stock_move.product_id
JOIN
product_template ON product_template.id = product_product.product_tmpl_id
WHERE quant.qty>0 AND stock_move.state = 'done' AND dest_location.usage in ('internal', 'transit')
AND (
not (source_location.company_id is null and dest_location.company_id is null) or
source_location.company_id != dest_location.company_id or
source_location.usage not in ('internal', 'transit'))
) UNION ALL
(SELECT
(-1) * stock_move.id AS id,
stock_move.id AS move_id,
source_location.id AS location_id,
source_location.company_id AS company_id,
stock_move.product_id AS product_id,
product_template.categ_id AS product_categ_id,
- quant.qty AS quantity,
stock_move.date AS date,
quant.cost as price_unit_on_quant,
stock_move.origin AS source
FROM
stock_move
JOIN
stock_quant_move_rel on stock_quant_move_rel.move_id = stock_move.id
JOIN
stock_quant as quant on stock_quant_move_rel.quant_id = quant.id
JOIN
stock_location source_location ON stock_move.location_id = source_location.id
JOIN
stock_location dest_location ON stock_move.location_dest_id = dest_location.id
JOIN
product_product ON product_product.id = stock_move.product_id
JOIN
product_template ON product_template.id = product_product.product_tmpl_id
WHERE quant.qty>0 AND stock_move.state = 'done' AND source_location.usage in ('internal', 'transit')
AND (
not (dest_location.company_id is null and source_location.company_id is null) or
dest_location.company_id != source_location.company_id or
dest_location.usage not in ('internal', 'transit'))
))
AS foo
GROUP BY move_id, location_id, company_id, product_id, product_categ_id, date, source
)""")