添加条形码内容

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

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+# 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