添加条形码内容

inventory-backend/app/__init__.py

@@ -20,7 +20,9 @@ def create_app():
     # 2. 注册蓝图 (Blueprints)
     # =========================================================
 
-    # 注册入库聚合模块 (Inbound)
+    # -----------------------------------------------------
+    # 2.1 注册入库聚合模块 (Inbound)
+    # -----------------------------------------------------
     try:
         # 指向聚合文件: app/api/v1/inbound/__init__.py
         # 该文件里应该包含了 buy, semi, base, product 的聚合逻辑
@@ -29,9 +31,6 @@ def create_app():
         # 注册父蓝图，路由前缀为 /api/v1/inbound
         # 最终路由效果:
         #   /api/v1/inbound + /buy/list     -> /api/v1/inbound/buy/list
-        #   /api/v1/inbound + /semi/list    -> /api/v1/inbound/semi/list
-        #   /api/v1/inbound + /product/list -> /api/v1/inbound/product/list
-        #   /api/v1/inbound + /base/search  -> /api/v1/inbound/base/search
         app.register_blueprint(inbound_bp, url_prefix='/api/v1/inbound')
 
         print("✅ Inbound (Buy, Semi, Product, Base) 模块注册成功")
@@ -39,6 +38,22 @@ def create_app():
     except ImportError as e:
         print(f"❌ 错误: Inbound 模块导入失败: {e}")
 
+    # -----------------------------------------------------
+    # 2.2 注册通用打印模块 (Common Print) - [新增]
+    # -----------------------------------------------------
+    try:
+        from app.api.v1.common.print import print_bp
+
+        # 注册打印蓝图
+        # 前端请求地址: /common/print/preview
+        # 配合 baseURL=/api/v1，最终对应后端: /api/v1/common/print/preview
+        app.register_blueprint(print_bp, url_prefix='/api/v1/common/print')
+
+        print("✅ Print (Label Printing) 模块注册成功")
+
+    except ImportError as e:
+        print(f"❌ 错误: Print 模块导入失败: {e}")
+
     # =========================================================
     # 3. 预加载数据模型 (解决 relationship 找不到模型的问题)
     # =========================================================
@@ -50,7 +65,7 @@ def create_app():
             from app.models.inbound.buy import StockBuy
             # 3. 半成品入库
             from app.models.inbound.semi import StockSemi
-            # 4. 成品入库 (新增)
+            # 4. 成品入库
             from app.models.inbound.product import StockProduct
 
             # 开发环境如果需要自动建表，可以取消注释

inventory-backend/app/api/v1/common/print.py

@@ -0,0 +1,27 @@
+# app/api/v1/common/print.py
+from flask import Blueprint, request, jsonify
+from app.services.print.label_service import LabelPrintService
+from app.models.inbound.buy import StockBuy
+# 引入其他模型 StockSemi, StockProduct
+import traceback
+
+print_bp = Blueprint('print', __name__)
+
+@print_bp.route('/preview', methods=['POST'])
+def preview_label():
+    try:
+        data = request.get_json()
+        # 如果只传了ID和类型，可以在这里查库补全数据，也可以直接前端传全量数据
+        img_base64 = LabelPrintService.generate_preview_image(data)
+        return jsonify({"code": 200, "msg": "success", "data": img_base64})
+    except Exception as e:
+        return jsonify({"code": 500, "msg": str(e)}), 500
+
+@print_bp.route('/execute', methods=['POST'])
+def execute_print():
+    try:
+        data = request.get_json()
+        LabelPrintService.send_to_printer(data)
+        return jsonify({"code": 200, "msg": "指令已发送至打印机"})
+    except Exception as e:
+        return jsonify({"code": 500, "msg": str(e)}), 500

inventory-backend/app/api/v1/inbound/buy.py

@@ -1,11 +1,13 @@
+# app/api/v1/inbound/buy.py
 from flask import Blueprint, request, jsonify
 from app.services.inbound.buy_service import BuyInboundService
 import traceback
 
 inbound_buy_bp = Blueprint('inbound_buy', __name__)
 
+
 # ------------------------------------------------------------------
-# 0. 基础物料搜索 (新增)
+# 0. 基础物料搜索
 # ------------------------------------------------------------------
 @inbound_buy_bp.route('/search-base', methods=['GET'])
 def search_base():
@@ -25,6 +27,7 @@ def search_base():
         traceback.print_exc()
         return jsonify({"code": 500, "msg": str(e)}), 500
 
+
 # ------------------------------------------------------------------
 # 1. 获取列表
 # ------------------------------------------------------------------
@@ -38,8 +41,9 @@ def get_list():
     except Exception as e:
         return jsonify({"code": 500, "msg": str(e)}), 500
 
+
 # ------------------------------------------------------------------
-# 2. 新增入库
+# 2. 新增入库 (修改：返回创建的对象数据)
 # ------------------------------------------------------------------
 @inbound_buy_bp.route('/submit', methods=['POST'])
 def submit():
@@ -47,12 +51,21 @@ def submit():
         data = request.get_json()
         if not data:
             return jsonify({"code": 400, "msg": "No data"}), 400
-        BuyInboundService.handle_inbound(data)
+
-        return jsonify({"code": 200, "msg": "入库成功"})
+        # 调用 Service 处理入库，获取新创建的对象
+        new_stock = BuyInboundService.handle_inbound(data)
+
+        # 返回成功信息以及新创建的数据（包含生成的ID和SKU），供前端打印使用
+        return jsonify({
+            "code": 200,
+            "msg": "入库成功",
+            "data": new_stock.to_dict()
+        })
     except Exception as e:
         traceback.print_exc()
         return jsonify({"code": 500, "msg": str(e)}), 500
 
+
 # ------------------------------------------------------------------
 # 3. 更新入库
 # ------------------------------------------------------------------
@@ -65,6 +78,7 @@ def update_buy(id):
     except Exception as e:
         return jsonify({"code": 500, "msg": str(e)}), 500
 
+
 # ------------------------------------------------------------------
 # 4. 删除
 # ------------------------------------------------------------------

inventory-backend/app/models/inbound/buy.py

@@ -42,7 +42,8 @@ class StockBuy(db.Model):
     detail_link = db.Column(db.Text)
     arrival_photo = db.Column(db.Text)
 
-    # 注意：SQL 中没有 remark 字段，这里已移除
+    # [新增] 全局打印流水号 (用于跨表连续编号，对应 Sequence: global_print_seq)
+    global_print_id = db.Column(db.Integer)
 
     # 关系定义
     material = db.relationship('MaterialBase', back_populates='stock_buys')
@@ -83,5 +84,9 @@ class StockBuy(db.Model):
             'purchaser_email': self.buyer_email,
             'source_link': self.original_link,
             'detail_link': self.detail_link,
-            'arrival_photo': self.arrival_photo
+            'arrival_photo': self.arrival_photo,
+
+            # [新增] 返回全局打印ID及其格式化字符串
+            'global_print_id': self.global_print_id,
+            'global_print_id_str': f"{self.global_print_id:08d}" if self.global_print_id else ""
         }

inventory-backend/app/services/inbound/buy_service.py

@@ -1,11 +1,9 @@
+# app/services/inbound/buy_service.py
 from app.extensions import db
 from app.models.inbound.buy import StockBuy
-# ==============================================================================
-# ✅ 修复点：基础物料模型实际位于 app/models/base.py
-# ==============================================================================
 from app.models.base import MaterialBase
 from datetime import datetime
-from sqlalchemy import or_, func
+from sqlalchemy import or_, func, text
 import traceback
 
 
@@ -71,13 +69,36 @@ class BuyInboundService:
             in_qty = float(data.get('in_quantity') or 0)
             u_price = float(data.get('unit_price') or 0)
 
+            # ------------------------------------------------------------------
+            # 1. 获取全局打印流水号 (跨表唯一)
+            # ------------------------------------------------------------------
+            seq_sql = text("SELECT nextval('global_print_seq')")
+            result = db.session.execute(seq_sql)
+            next_global_id = result.scalar()
+
+            # ------------------------------------------------------------------
+            # 2. 自动生成 SKU (格式: 00000001)
+            # ------------------------------------------------------------------
+            generated_sku = f"{next_global_id:08d}"
+
+            # ------------------------------------------------------------------
+            # 3. 条码逻辑处理 (核心修改)
+            # 如果前端没传条码(barcode)，则默认使用系统生成的 SKU 作为条码
+            # 这样保证了条码生成依据是 "自动填写的 SKU"
+            # ------------------------------------------------------------------
+            final_barcode = data.get('barcode')
+            if not final_barcode:
+                final_barcode = generated_sku
+
             new_stock = StockBuy(
                 base_id=material.id,
-                sku=data.get('sku'),
+                global_print_id=next_global_id,
+                sku=generated_sku,  # 自动生成的SKU
+                barcode=final_barcode, # 如果未输入，则存入SKU值
+
                 in_date=in_date_val,
                 serial_number=data.get('serial_number'),
                 batch_number=data.get('batch_number'),
-                barcode=data.get('barcode'),
                 status='在库',
                 in_quantity=in_qty,
                 stock_quantity=in_qty,
@@ -98,6 +119,8 @@ class BuyInboundService:
 
             db.session.add(new_stock)
             db.session.commit()
+
+            # 返回创建的对象实例
             return new_stock
 
         except Exception as e:
@@ -264,7 +287,10 @@ class BuyInboundService:
                     'purchaser_email': item.buyer_email,
                     'source_link': item.original_link,
                     'detail_link': item.detail_link,
-                    'arrival_photo': item.arrival_photo
+                    'arrival_photo': item.arrival_photo,
+
+                    'global_print_id': item.global_print_id,
+                    'global_print_id_str': f"{item.global_print_id:08d}" if item.global_print_id else ""
                 }
                 items.append(d)
 

inventory-backend/app/services/print/label_service.py

@@ -0,0 +1,198 @@
+import socket
+import base64
+import os
+from io import BytesIO
+from PIL import Image, ImageDraw, ImageFont
+
+# 引入条形码生成库
+try:
+    import barcode
+    from barcode.writer import ImageWriter
+except ImportError:
+    print("❌ 警告: 未安装 python-barcode 库，无法生成真实条形码。请执行: pip install python-barcode")
+
+
+class LabelPrintService:
+    PRINTER_IP = "192.168.9.205"
+    PRINTER_PORT = 9100
+
+    # ================= 1. 尺寸与分辨率配置 (300 DPI) =================
+    DOTS_PER_MM = 12  # 300 DPI
+    LABEL_WIDTH_MM = 40
+    LABEL_HEIGHT_MM = 30
+
+    # 画布像素: 40mm -> 480px, 30mm -> 360px
+    LABEL_WIDTH = int(LABEL_WIDTH_MM * DOTS_PER_MM)
+    LABEL_HEIGHT = int(LABEL_HEIGHT_MM * DOTS_PER_MM)
+
+    # 顶部留白: 10mm (120px) - 内容从这里开始
+    TOP_MARGIN_MM = 5
+    TOP_MARGIN_PX = int(TOP_MARGIN_MM * DOTS_PER_MM)
+
+    @staticmethod
+    def _get_font(size):
+        """获取字体"""
+        font_names = ["simhei.ttf", "msyh.ttf", "SimHei.ttf", "arial.ttf"]
+        base_dirs = [os.getcwd(), os.path.dirname(__file__)]
+
+        for d in base_dirs:
+            for name in font_names:
+                path = os.path.join(d, name)
+                if os.path.exists(path):
+                    return ImageFont.truetype(path, size)
+        return ImageFont.load_default()
+
+    @staticmethod
+    def _generate_barcode_image(content, width_px, height_px):
+        """
+        生成真实的条形码图片
+        """
+        try:
+            # 使用 Code128 编码（通用性最强）
+            code128 = barcode.get('code128', content, writer=ImageWriter())
+
+            # 渲染到内存
+            buffer = BytesIO()
+            # write_text=False: 不在条码下方生成自带的数字（我们自己画）
+            code128.write(buffer, options={"write_text": False, "module_height": 10.0, "quiet_zone": 1.0})
+
+            # 打开生成的条码图
+            buffer.seek(0)
+            bc_img = Image.open(buffer)
+
+            # 强制调整大小以适应我们的布局
+            return bc_img.resize((width_px, height_px), Image.Resampling.LANCZOS)
+        except Exception as e:
+            print(f"条形码生成失败: {e}")
+            # 生成失败时返回一个黑色方块占位
+            return Image.new('RGB', (width_px, height_px), color='black')
+
+    @staticmethod
+    def _create_image_object(data):
+        """
+        [绘图层] 生成标签图片
+        """
+        # 1. 创建画布 (白底)
+        img = Image.new('RGB', (LabelPrintService.LABEL_WIDTH, LabelPrintService.LABEL_HEIGHT), color='white')
+        d = ImageDraw.Draw(img)
+
+        # 2. 统一字体配置 (字号 30)
+        UNIFIED_FONT_SIZE = 30
+        font = LabelPrintService._get_font(UNIFIED_FONT_SIZE)
+
+        # 3. 提取条码内容 (优先使用 SKU)
+        # 逻辑：使用自动生成的 SKU (如 00000001) 作为条码内容
+        sku_code = data.get('sku')
+        if not sku_code:
+            # 兜底逻辑：如果没有 SKU，尝试用 serial_number 或 global_id
+            sku_code = data.get('serial_number') or str(data.get('global_print_id', '00000000')).zfill(8)
+
+        # ==================== 绘制布局 ====================
+
+        # X 轴偏移 (5mm)
+        GLOBAL_OFFSET_X = int(5 * LabelPrintService.DOTS_PER_MM)
+
+        # Y 轴起始: 10mm 处
+        CURRENT_Y = LabelPrintService.TOP_MARGIN_PX
+
+        # --- A. 绘制真实条形码 ---
+        bc_w = int(28 * LabelPrintService.DOTS_PER_MM)  # 条码宽约 28mm
+        bc_h = int(6 * LabelPrintService.DOTS_PER_MM)  # 条码高约 6mm
+
+        # 生成并粘贴条码
+        bc_img = LabelPrintService._generate_barcode_image(sku_code, bc_w, bc_h)
+        # 粘贴位置: (X, Y)
+        img.paste(bc_img, (GLOBAL_OFFSET_X - 5, CURRENT_Y))
+
+        # 更新 Y 坐标 (条码高度 + 间距)
+        CURRENT_Y += bc_h + 5
+
+        # --- B. 绘制文字 (统一加粗) ---
+
+        # 准备数据
+        name = str(data.get('material_name', '') or '-')
+        if len(name) > 8: name = name[:7] + ".."
+
+        spec = str(data.get('spec_model', '') or '-')
+        if len(spec) > 11: spec = spec[:10] + ".."
+
+        loc = str(data.get('warehouse_loc', '') or '-')
+
+        cat = str(data.get('category', '') or '')
+        typ = str(data.get('material_type', '') or '')
+        attr = f"{cat}/{typ}"
+        if len(attr) > 11: attr = attr[:10] + ".."
+
+        # 底部显示的文字：SKU 编号
+        sku_str = f"NO.{sku_code}"
+
+        lines = [
+            f"名: {name}",
+            f"规: {spec}",
+            f"库: {loc}",
+            f"属: {attr}",
+            f"{sku_str}"
+        ]
+
+        line_height = 36  # 行高 (字号30 + 6间距)
+
+        for line in lines:
+            # 边界检查
+            if CURRENT_Y + UNIFIED_FONT_SIZE > LabelPrintService.LABEL_HEIGHT:
+                break
+
+            # 绘制文字 (stroke_width=1 实现加粗效果)
+            d.text((GLOBAL_OFFSET_X, CURRENT_Y), line, font=font, fill='black', stroke_width=1, stroke_fill='black')
+            CURRENT_Y += line_height
+
+        return img
+
+    @staticmethod
+    def generate_preview_image(data):
+        img = LabelPrintService._create_image_object(data)
+        output_buffer = BytesIO()
+        img.save(output_buffer, format='JPEG')
+        base64_str = base64.b64encode(output_buffer.getvalue()).decode('utf-8')
+        return f"data:image/jpeg;base64,{base64_str}"
+
+    @staticmethod
+    def send_to_printer(data):
+        ip = LabelPrintService.PRINTER_IP
+        port = LabelPrintService.PRINTER_PORT
+
+        try:
+            # 1. 获取图像 (RGB)
+            img_rgb = LabelPrintService._create_image_object(data)
+
+            # 2. 图像转二值化 (白=1, 黑=0 的逻辑，不反转)
+            img_gray = img_rgb.convert('L')
+            img_bw = img_gray.convert('1', dither=Image.Dither.NONE)
+
+            # 获取位图数据
+            bitmap_data = img_bw.tobytes()
+            width_bytes = (img_bw.width + 7) // 8
+            height_dots = img_bw.height
+
+            # 3. TSPL 指令
+            header = (
+                f"SIZE {LabelPrintService.LABEL_WIDTH_MM} mm, {LabelPrintService.LABEL_HEIGHT_MM} mm\r\n"
+                "GAP 2 mm, 0 mm\r\n"
+                "CLS\r\n"
+                "DIRECTION 1\r\n"
+                "REFERENCE 0, 0\r\n"
+            ).encode('gbk')
+
+            bitmap_cmd = f"BITMAP 0,0,{width_bytes},{height_dots},0,".encode('gbk')
+            footer = b"\r\nPRINT 1,1\r\n"
+
+            # 4. 发送
+            s = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
+            s.settimeout(5)
+            s.connect((ip, port))
+            s.sendall(header + bitmap_cmd + bitmap_data + footer)
+            s.close()
+            return True
+
+        except Exception as e:
+            print(f"❌ 打印异常: {e}")
+            raise Exception(f"打印机连接失败: {str(e)}")

inventory-backend/requirements.txt

@@ -6,3 +6,5 @@ marshmallow-sqlalchemy==1.0.0
 psycopg2-binary==2.9.9
 python-dotenv==1.0.0
 flask-cors==4.0.0
+Pillow>=10.0.0
+python-barcode>=0.14.0

inventory-web/src/api/common/print.ts

@@ -0,0 +1,17 @@
+import request from '@/utils/request'
+
+export function getLabelPreview(data: any) {
+    return request({
+        url: '/common/print/preview',
+        method: 'post',
+        data
+    })
+}
+
+export function executePrint(data: any) {
+    return request({
+        url: '/common/print/execute',
+        method: 'post',
+        data
+    })
+}

inventory-web/src/views/stock/inbound/buy.vue

@@ -91,8 +91,11 @@
         </el-table-column>
       </template>
 
-      <el-table-column label="操作" width="160" fixed="right" align="center">
+      <el-table-column label="操作" width="220" fixed="right" align="center">
         <template #default="{ row }">
+          <el-button link type="warning" size="default" @click="handlePrint(row)">
+            <el-icon><Printer /></el-icon> 打印
+          </el-button>
           <el-button link type="primary" size="default" @click="handleUpdate(row)">编辑</el-button>
           <el-popconfirm title="确定删除该条记录吗？不可恢复。" @confirm="handleDelete(row)" width="220">
             <template #reference>
@@ -194,7 +197,15 @@
 
             <div class="card-content">
               <el-row :gutter="20">
-                <el-col :span="6"><el-form-item label="编码/SKU" prop="sku"><el-input v-model="form.sku" placeholder="选填" /></el-form-item></el-col>
+                <el-col :span="6">
+                  <el-form-item label="编码/SKU" prop="sku">
+                    <el-input
+                        v-model="form.sku"
+                        placeholder="系统自动生成 (0000000X)"
+                        disabled
+                    />
+                  </el-form-item>
+                </el-col>
                 <el-col :span="6">
                   <el-form-item label="入库日期" prop="in_date">
                     <el-date-picker v-model="form.in_date" type="date" value-format="YYYY-MM-DD" style="width:100%" disabled />
@@ -372,17 +383,46 @@
         <div class="dialog-footer">
           <el-button @click="visible = false" size="large">取消</el-button>
           <el-button type="primary" :loading="submitting" @click="submitForm" size="large" class="confirm-btn">
-            {{ dialogStatus === 'create' ? '确认入库' : '保存修改' }}
+            {{ dialogStatus === 'create' ? '确认入库并打印' : '保存修改' }}
           </el-button>
         </div>
       </template>
     </el-dialog>
+
+    <el-dialog
+        v-model="printVisible"
+        title="标签打印预览"
+        width="400px"
+        destroy-on-close
+        append-to-body
+    >
+      <div style="text-align: center;">
+        <div v-loading="printLoading" class="preview-box">
+          <img v-if="previewUrl" :src="previewUrl" alt="Label Preview" style="width: 100%; border: 1px solid #ccc;" />
+          <div v-else class="empty-preview">正在生成预览...</div>
+        </div>
+
+        <div style="margin-top: 20px; font-size: 14px; color: #666;">
+          <p>打印机 IP: 192.168.9.205</p>
+          <p>尺寸: 40mm x 30mm</p>
+        </div>
+      </div>
+      <template #footer>
+        <div class="dialog-footer">
+          <el-button @click="printVisible = false">取消</el-button>
+          <el-button type="primary" :loading="printing" @click="confirmPrint">
+            <el-icon><Printer /></el-icon> 确认打印
+          </el-button>
+        </div>
+      </template>
+    </el-dialog>
+
   </div>
 </template>
 
 <script setup lang="ts">
 import { ref, reactive, onMounted, watch } from 'vue'
-import { Plus, Setting, Refresh, Search, Lock, Box, House, InfoFilled, Link } from '@element-plus/icons-vue'
+import { Plus, Setting, Refresh, Search, Lock, Box, House, InfoFilled, Link, Printer } from '@element-plus/icons-vue'
 import { ElMessage } from 'element-plus'
 import dayjs from 'dayjs'
 import {
@@ -392,6 +432,7 @@ import {
   deleteBuyInbound,
   searchMaterialBase
 } from '@/api/inbound/buy'
+import { getLabelPreview, executePrint } from '@/api/common/print'
 
 // ------------------------------------
 // 状态与变量
@@ -407,6 +448,13 @@ const formRef = ref()
 const queryParams = reactive({ page: 1, pageSize: 15, keyword: '' })
 const materialOptions = ref<any[]>([])
 
+// 打印相关变量
+const printVisible = ref(false)
+const printLoading = ref(false)
+const printing = ref(false)
+const previewUrl = ref('')
+const currentPrintData = ref<any>({})
+
 const entryMode = ref('batch')
 const modeLocked = ref(false)
 
@@ -599,9 +647,6 @@ const querySearchCurrency = (queryString: string, cb: any) => {
 
 const handleMaterialDropdownVisible = (visible: boolean) => {
   if (visible) {
-    // 【修改点】: 展开时，如果列表为空，直接调用 API 加载前 20 条数据
-    // 同时也会把历史记录合并进去（在 handleSearchMaterial 内部处理或分开展示）
-    // 这里简单处理：直接调用 handleSearchMaterial('') 让后端返回默认数据
     if (materialOptions.value.length === 0) {
       handleSearchMaterial('')
     }
@@ -611,14 +656,11 @@ const handleMaterialDropdownVisible = (visible: boolean) => {
 const handleSearchMaterial = async (query: string) => {
   searchLoading.value = true
   try {
-    // 即使 query 为空，后端现在也会返回数据
     const res: any = await searchMaterialBase(query)
     const apiResults = (res.data || []).map((i: any) => ({ ...i, isHistory: false }))
 
-    // 如果是空搜索，我们可以把本地历史记录插在前面，做个合并
     if (!query) {
       const history = getMaterialHistory()
-      // 简单去重：如果 API 返回的 ID 在历史记录里有，就跳过 API 的那个（优先显示历史标记）
       const historyIds = new Set(history.map((h: any) => h.id))
       const filteredApi = apiResults.filter((apiItem: any) => !historyIds.has(apiItem.id))
       materialOptions.value = [...history, ...filteredApi]
@@ -630,7 +672,6 @@ const handleSearchMaterial = async (query: string) => {
   }
 }
 
-// 选中物料后 -> 存入历史 -> 填充表单
 const onMaterialSelected = (val: number) => {
   const item = materialOptions.value.find(i => i.id === val)
   if (item) {
@@ -758,7 +799,6 @@ const handleCreate = () => {
   entryMode.value = 'batch'
   form.batch_number = ''
   visible.value = true
-  // 每次打开弹窗时，先清空选项，让下拉时触发“历史加载”
   materialOptions.value = []
 }
 
@@ -806,7 +846,6 @@ const handleUpdate = (row: any) => {
   form.detail_link = row.detail_link
   form.arrival_photo = row.arrival_photo
 
-  // 编辑模式下，把当前物料塞入选项，防止显示为 ID
   materialOptions.value = [{
     id: row.base_id,
     name: row.material_name,
@@ -817,6 +856,9 @@ const handleUpdate = (row: any) => {
   visible.value = true
 }
 
+// ------------------------------------
+// 提交逻辑 (新增自动打印逻辑)
+// ------------------------------------
 const submitForm = async () => {
   if (!formRef.value) return
   await formRef.value.validate(async (valid: boolean) => {
@@ -824,8 +866,24 @@ const submitForm = async () => {
       submitting.value = true
       try {
         if (dialogStatus.value === 'create') {
-          await createBuyInbound(form)
+          // 1. 创建入库
+          const res: any = await createBuyInbound(form)
           ElMessage.success('入库成功')
+
+          // 2. 自动打印 (使用返回的完整数据)
+          // res.data 包含了 newly created stock item, with generated ID and SKU
+          const newItem = res.data
+          if (newItem) {
+            ElMessage.info('正在发送打印指令...')
+            try {
+              await executePrint(newItem)
+              ElMessage.success('打印指令已发送')
+            } catch (printErr: any) {
+              console.error(printErr)
+              ElMessage.warning('入库成功，但自动打印失败：' + (printErr.msg || '未知错误'))
+            }
+          }
+
         } else {
           const payload = {
             ...form,
@@ -836,7 +894,6 @@ const submitForm = async () => {
           ElMessage.success('更新成功')
         }
 
-        // 保存供应商等信息到历史记录
         saveToHistory(HISTORY_KEYS.SUPPLIER, form.supplier_name)
         saveToHistory(HISTORY_KEYS.PURCHASER, form.purchaser)
         saveToHistory(HISTORY_KEYS.EMAIL, form.purchaser_email)
@@ -862,6 +919,50 @@ const handleDelete = async (row: any) => {
   }
 }
 
+// ------------------------------------
+// 打印逻辑 (手动 & 预览)
+// ------------------------------------
+const handlePrint = async (row: any) => {
+  printVisible.value = true
+  printLoading.value = true
+  previewUrl.value = ''
+
+  const printData = {
+    global_print_id: row.global_print_id,
+    material_name: row.material_name,
+    spec_model: row.spec_model,
+    category: row.category,
+    material_type: row.material_type,
+    warehouse_loc: row.warehouse_loc,
+    serial_number: row.serial_number,
+    batch_number: row.batch_number,
+    sku: row.sku // 【重要】显式增加 SKU 字段传递给后端
+  }
+  currentPrintData.value = printData
+
+  try {
+    const res: any = await getLabelPreview(printData)
+    previewUrl.value = res.data
+  } catch(e) {
+    ElMessage.error('预览生成失败')
+  } finally {
+    printLoading.value = false
+  }
+}
+
+const confirmPrint = async () => {
+  printing.value = true
+  try {
+    await executePrint(currentPrintData.value)
+    ElMessage.success('指令已发送')
+    printVisible.value = false
+  } catch(e: any) {
+    ElMessage.error(e.msg || '打印失败')
+  } finally {
+    printing.value = false
+  }
+}
+
 const resetForm = () => {
   materialOptions.value = []
   Object.assign(form, {
@@ -1031,4 +1132,14 @@ onMounted(() => fetchData())
 .opt-name { font-weight: bold; }
 .opt-spec { color: #8492a6; font-size: 13px; margin-right: 10px; }
 .total-price-input :deep(.el-input__inner) { color: #F56C6C; font-weight: bold; }
+
+.preview-box {
+  min-height: 150px;
+  display: flex;
+  justify-content: center;
+  align-items: center;
+  background: #f5f7fa;
+  border-radius: 4px;
+}
+.empty-preview { color: #909399; }
 </style>