# # -*- coding: utf-8 -*-
# # Part of SmartGo. See LICENSE file for full copyright and licensing details.
# import base64
# from io import BytesIO
# from odoo import api, fields, models
# #from pystrich.code128 import Code128Encoder
#
#
# class Tray(models.Model):
#     _inherit = 'sf.tray'
#     _description = '托盘'
#     qr_image = fields.Binary(string="托盘二维码", compute='compute_qr_image')
#     production_id = fields.Many2one('mrp.production', string='制造订单',
#                                     related='workorder_id.production_id'
#                                     )
#     workorder_id = fields.Many2one('mrp.workorder', string="工单"
#                                    )
#
#     @api.onchange('production_id')
#     def updateTrayState(self):
#         if self.workorder_id != False and self.create_date != False:
#
#             self.state = '占用'
#         else:
#             self.state = '空闲'
#
#     #解绑托盘
#     def unclamp(self):
#         self.workorder_id = False
#         self.production_id = False
#         self.state = '空闲'
#
#     @api.depends('code')
#     def compute_qr_image(self):
#         for item in self:
#             if not item.code:
#                 item.qr_image = False
#                 continue
#             # 根据code动态生成二维码图片
#             # qr = qrcode.QRCode(
#             #     version=1,
#             #     error_correction=qrcode.constants.ERROR_CORRECT_L,
#             #     box_size=10,
#             #     border=4,
#             # )
#             # qr.add_data(item.code)
#             # qr.make(fit=True)
#             # img = qr.make_image()
#             # 生成条形码文件
#             # bar = barcode.get("ean13", "123456789102", writer=ImageWriter())
#             # a = bar.get_fullcode()
#             # b = bar.save('occ')
#             # 生成条形码图片
#             partner_encoder = Code128Encoder(item.code)
#             # 转换bytes流
#             temp = BytesIO()
#             partner_encoder.save(temp)
#             # img.save(temp, format='PNG')
#             qr_image = base64.b64encode(temp.getvalue())
#             item.qr_image = qr_image