分配序列号时增加二维码生成及编码打印

2024-02-20 13:09:25 +08:00
parent 635583826f
commit efdde5aef0
2 changed files with 158 additions and 1 deletions
--- a/sf_warehouse/models/model.py
+++ b/sf_warehouse/models/model.py
@@ -1,6 +1,9 @@
 # -*- coding: utf-8 -*-
 import datetime
 import logging
+import base64
+import qrcode
+import io
 from odoo import api, fields, models, _
 from odoo.osv import expression
 from odoo.exceptions import UserError
@@ -375,6 +378,112 @@ class Sf_stock_move_line(models.Model):
    # location_dest_id = fields.Many2one('stock.location', string='目标库位')
    location_dest_id_product_type = fields.Many2many(related='location_dest_id.product_type')
    location_dest_id_value = fields.Integer(compute='_compute_location_dest_id_value', store=True)
+    # lot_qr_code = fields.Binary(string='二维码', compute='_compute_lot_qr_code', store=True)
+    lot_qr_code = fields.Binary(string='二维码', compute='_compute_lot_qr_code', store=True)
+
+    @api.depends('lot_name')
+    def _compute_lot_qr_code(self):
+        for record in self:
+            if record.lot_id:
+                # record.lot_qr_code = record.lot_id.lot_qr_code
+                # 创建一个QRCode对象
+                qr = qrcode.QRCode(
+                    version=1,  # 设置版本, 1-40，控制二维码的大小
+                    error_correction=qrcode.constants.ERROR_CORRECT_L,  # 设置错误校正等级
+                    box_size=10,  # 设置每个格子的像素大小
+                    border=4,  # 设置边框的格子宽度
+                )
+
+                # 添加数据
+                qr.add_data(self.lot_id.name)
+                qr.make(fit=True)
+
+                # 创建二维码图像
+                img = qr.make_image(fill_color="black", back_color="white")
+
+                # 创建一个内存文件
+                buffer = io.BytesIO()
+                img.save(buffer, format="PNG")  # 将图像保存到内存文件中
+
+                # 获取二进制数据
+                binary_data = buffer.getvalue()
+
+                # 使用Base64编码这些二进制数据
+                data = base64.b64encode(binary_data)
+                self.lot_qr_code = data
+            else:
+                record.lot_qr_code = False
+
+    def print_qr_code(self):
+        self.ensure_one()  # 确保这个方法只为一个记录调用
+        # if not self.lot_id:
+        #     raise UserError("没有找到序列号。")
+        # 假设_lot_qr_code方法已经生成了二维码并保存在字段中
+        qr_code_data = self.lot_qr_code
+        if not qr_code_data:
+            raise UserError("没有找到二维码数据。")
+
+        # 生成下载链接或直接触发下载
+        # 此处的实现依赖于你的具体需求，以下是触发下载的一种示例
+        attachment = self.env['ir.attachment'].sudo().create({
+            'datas': self.lot_qr_code,
+            'type': 'binary',
+            'description': '二维码图片',
+            'name': self.lot_name + '.png',
+            # 'res_id': invoice.id,
+            # 'res_model': 'stock.picking',
+            'public': True,
+            'mimetype': 'application/x-png',
+            # 'model_name': 'stock.picking',
+        })
+        # 返回附件的下载链接
+        download_url = '/web/content/%s?download=true' % attachment.id
+        base_url = self.env['ir.config_parameter'].sudo().get_param('web.base.url')
+        return {
+            'type': 'ir.actions.act_url',
+            'url': str(base_url) + download_url,
+            'target': 'self',
+        }
+
+    # # # 定义一个方法，用于根据序列号生成二维码
+    # # @api.depends('lot_id')
+    # def generate_lot_qr_code(self):
+    #     # 创建一个QRCode对象
+    #     qr = qrcode.QRCode(
+    #         version=1,  # 设置版本, 1-40，控制二维码的大小
+    #         error_correction=qrcode.constants.ERROR_CORRECT_L,  # 设置错误校正等级
+    #         box_size=10,  # 设置每个格子的像素大小
+    #         border=4,  # 设置边框的格子宽度
+    #     )
+    #
+    #     # 添加数据
+    #     qr.add_data(self.lot_id.name)
+    #     qr.make(fit=True)
+    #
+    #     # 创建二维码图像
+    #     img = qr.make_image(fill_color="black", back_color="white")
+    #
+    #     # 创建一个内存文件
+    #     buffer = io.BytesIO()
+    #     img.save(buffer, format="PNG")  # 将图像保存到内存文件中
+    #
+    #     # 获取二进制数据
+    #     binary_data = buffer.getvalue()
+    #
+    #     # 使用Base64编码这些二进制数据
+    #     data = base64.b64encode(binary_data)
+    #     self.lot_qr_code = data
+    #     attachment = self.env['ir.attachment'].sudo().create({
+    #         'datas': data,
+    #         'type': 'binary',
+    #         'description': '二维码图片',
+    #         'name': self.lot_id.name + '.png',
+    #         # 'res_id': invoice.id,
+    #         # 'res_model': 'stock.picking',
+    #         'public': True,
+    #         'mimetype': 'application/pdf',
+    #         # 'model_name': 'stock.picking',
+    #     })

    # def button_test(self):
    #     print(self.picking_id.name)
@@ -652,3 +761,35 @@ class SfStockScrap(models.Model):

    def action_check(self):
        self.check_state = 'enable'
+
+
+class CustomStockMove(models.Model):
+    _inherit = 'stock.move'
+
+    def action_assign_serial_show_details(self):
+        # 首先执行原有逻辑
+        result = super(CustomStockMove, self).action_assign_serial_show_details()
+        # 接着为每个 lot_name 生成二维码
+        move_lines = self.move_line_ids  # 获取当前 stock.move 对应的所有 stock.move.line 记录
+        for line in move_lines:
+            if line.lot_name:  # 确保 lot_name 存在
+                qr_data = self.compute_lot_qr_code(line.lot_name)
+                # 假设 stock.move.line 模型中有一个字段叫做 lot_qr_code 用于存储二维码数据
+                line.lot_qr_code = qr_data
+        return result
+
+    def compute_lot_qr_code(self, lot_name):
+        qr = qrcode.QRCode(
+            version=1,
+            error_correction=qrcode.constants.ERROR_CORRECT_L,
+            box_size=10,
+            border=4,
+        )
+        qr.add_data(lot_name)
+        qr.make(fit=True)
+        img = qr.make_image(fill_color="black", back_color="white")
+        buffer = io.BytesIO()
+        img.save(buffer, format="PNG")
+        binary_data = buffer.getvalue()
+        data = base64.b64encode(binary_data).decode()  # 确保返回的是字符串形式的数据
+        return data
--- a/sf_warehouse/views/change_stock_move_views.xml
+++ b/sf_warehouse/views/change_stock_move_views.xml
@@ -51,6 +51,22 @@
                </xpath>
                <xpath expr="//form//sheet//group//group//field[@name='location_dest_id']" position="after">
                    <field name="destination_location_id" options="{'no_create': False}"/>
+
+                </xpath>
+                <xpath expr="//form//sheet//group//group//field[@name='create_uid']" position="after">
+                    <field name="lot_qr_code" widget="image"/>
+                </xpath>
+            </field>
+        </record>
+
+        <record id="sf_view_stock_move_line_operation_tree" model="ir.ui.view">
+            <field name="name">sf.stock.move.line.operation.tree</field>
+            <field name="model">stock.move.line</field>
+            <field name="inherit_id" ref="stock.view_stock_move_line_operation_tree"/>
+            <field name="arch" type="xml">
+                <xpath expr="//field[@name='product_uom_id']" position="after">
+                    <field name="lot_qr_code" widget="image"/>
+                    <button name="print_qr_code" string="打印编码" type="object" class="oe_highlight"/>
                </xpath>
            </field>
        </record>