0元购逻辑，直接送

src/main/java/com/ycwl/basic/biz/OrderBiz.java

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+package com.ycwl.basic.biz;
+
+import com.ycwl.basic.mapper.FaceMapper;
+import com.ycwl.basic.mapper.VideoMapper;
+import com.ycwl.basic.model.mobile.order.IsBuyRespVO;
+import com.ycwl.basic.model.mobile.order.PriceObj;
+import com.ycwl.basic.model.pc.face.resp.FaceRespVO;
+import com.ycwl.basic.model.pc.scenic.entity.ScenicEntity;
+import com.ycwl.basic.model.pc.template.resp.TemplateRespVO;
+import com.ycwl.basic.model.pc.video.resp.VideoRespVO;
+import com.ycwl.basic.repository.OrderRepository;
+import com.ycwl.basic.repository.ScenicRepository;
+import com.ycwl.basic.repository.TemplateRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+@Component
+public class OrderBiz {
+
+    @Autowired
+    private VideoMapper videoMapper;
+    @Autowired
+    private ScenicRepository scenicRepository;
+    @Autowired
+    private TemplateRepository templateRepository;
+    @Autowired
+    private FaceMapper faceMapper;
+    @Autowired
+    private OrderRepository orderRepository;
+
+    public PriceObj queryPrice(int goodsType, Long goodsId) {
+        PriceObj priceObj = new PriceObj();
+        switch (goodsType) {
+            case 0: // video
+                VideoRespVO video = videoMapper.getById(goodsId);
+                if (video == null) {
+                    return null;
+                }
+                priceObj.setGoodsId(goodsId);
+                priceObj.setGoodsType(goodsType);
+                TemplateRespVO template = templateRepository.getTemplate(video.getTemplateId());
+                if (template == null) {
+                    return priceObj;
+                }
+                priceObj.setPrice(template.getPrice());
+                priceObj.setSlashPrice(template.getSlashPrice());
+                priceObj.setScenicId(video.getScenicId());
+                break;
+            case 1: // source
+                // goodsId 实际上是人脸ID
+                FaceRespVO _faceRespVO = faceMapper.getById(goodsId);
+                if (_faceRespVO == null || _faceRespVO.getScenicId() == null) {
+                    return null;
+                }
+                ScenicEntity _scenic = scenicRepository.getScenic(_faceRespVO.getScenicId());
+                if (_scenic == null) {
+                    return null;
+                }
+                priceObj.setPrice(_scenic.getPrice());
+                priceObj.setSlashPrice(_scenic.getPrice());
+                break;
+            case 2: // source
+                // goodsId 实际上是人脸ID
+                FaceRespVO __faceRespVO = faceMapper.getById(goodsId);
+                if (__faceRespVO == null || __faceRespVO.getScenicId() == null) {
+                    return null;
+                }
+                ScenicEntity __scenic = scenicRepository.getScenic(__faceRespVO.getScenicId());
+                if (__scenic == null) {
+                    return null;
+                }
+                priceObj.setPrice(__scenic.getPrice());
+                priceObj.setSlashPrice(__scenic.getPrice());
+                break;
+        }
+        return priceObj;
+    }
+
+    public IsBuyRespVO isBuy(Long userId, int goodsType, Long goodsId) {
+        IsBuyRespVO respVO = new IsBuyRespVO();
+        boolean isBuy = orderRepository.checkUserBuyItem(userId, goodsType, goodsId);
+        respVO.setBuy(isBuy);
+        if (!isBuy) {
+            PriceObj priceObj = queryPrice(goodsType, goodsId);
+            if (priceObj == null) {
+                return respVO;
+            }
+            respVO.setPrice(priceObj.getPrice());
+            respVO.setSlashPrice(priceObj.getSlashPrice());
+        }
+        return respVO;
+    }
+}