purchase_separate.py
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#coding=utf-8
from odoo import models,fields,api, _
import datetime
import logging
from odoo.exceptions import UserError, ValidationError
_logger = logging.getLogger(__name__)
class PurchaseSeparate(models.TransientModel):
_name = "purchase.separate"
# product_tmpl_id = fields.Many2one('product.template',string='合并为')
pay_rate = fields.Float(string=u'付款比例(%)',required=True)
pay_amount = fields.Float(string=u'付款金额')
# bom_ids = fields.Many2many('mrp.bom','bom_merge_rel',string=u"物料清单")
# partner_id = fields.Many2one('res.partner',string='选择供应商',required=True)
@api.multi
def create_bill(self):
pay_rate = self.pay_rate
# partner_id = self.partner_id
context = dict(self._context or {})
active_id = context.get('active_id', False)
if active_id:
active_model = self.env['purchase.order'].browse(active_id)
if active_model.paid_rate + pay_rate > 100:
raise ValidationError("已付款比例和本次付款比例之和超过100%，请核对后重新输入！")
paid_rate = active_model.paid_rate + pay_rate
active_model.write({'pay_rate':pay_rate})
result = active_model.action_view_invoice()
active_model.write({'paid_rate':paid_rate})
return result
@api.onchange('pay_amount')
def onchange_pay_amount(self):
context = dict(self._context or {})
active_id = context.get('active_id', False)
active_model = self.env['purchase.order'].browse(active_id)
order_amount = active_model.amount_total
if self.pay_amount:
pay_rate = 0.0
if self.pay_amount <= 0:
raise ValidationError("付款金额只能填入大于0的金额")
pay_rate = (self.pay_amount/order_amount)*100
self.pay_rate = pay_rate