init

src/main/java/com/example/service/ResourceRatingService.java

@@ -0,0 +1,161 @@
+package com.example.service;
+
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
+import com.example.common.config.TokenUtils;
+import com.example.common.enums.ResultCodeEnum;
+import com.example.entity.Account;
+import com.example.entity.ResourceRating;
+import com.example.entity.TreatmentResource;
+import com.example.exception.CustomException;
+import com.example.mapper.ResourceRatingMapper;
+import com.example.mapper.TreatmentResourceMapper;
+import jakarta.annotation.Resource;
+import org.springframework.stereotype.Service;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+@Service
+public class ResourceRatingService {
+
+    @Resource
+    private ResourceRatingMapper resourceRatingMapper;
+    
+    @Resource
+    private TreatmentResourceMapper treatmentResourceMapper;
+    
+    /**
+     * 添加评分
+     */
+    public void add(ResourceRating resourceRating) {
+        // 获取当前登录用户
+        Account currentUser = TokenUtils.getCurrentUser();
+        if (currentUser == null) {
+            throw new CustomException(ResultCodeEnum.TOKEN_CHECK_ERROR);
+        }
+        
+        // 只有患者可以添加评分
+        if (!"patient".equals(currentUser.getRole())) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "只有患者可以评分");
+        }
+        
+        // 设置患者ID
+        resourceRating.setPatientId(currentUser.getId());
+        
+        // 检查评分是否有效
+        if (resourceRating.getRating() == null || resourceRating.getRating() < 1 || resourceRating.getRating() > 5) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "评分必须在1-5之间");
+        }
+        
+        // 检查是否已经评分过
+        int count = resourceRatingMapper.countByResourceIdAndPatientId(resourceRating.getResourceId(), currentUser.getId());
+        if (count > 0) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "您已经评价过该资源");
+        }
+        
+        // 设置创建时间
+        resourceRating.setCreateTime(LocalDateTime.now());
+        
+        // 保存评分
+        resourceRatingMapper.insert(resourceRating);
+    }
+    
+    /**
+     * 根据资源ID查询评分记录
+     */
+    public List<ResourceRating> findByResourceId(Integer resourceId) {
+        return resourceRatingMapper.selectByResourceId(resourceId);
+    }
+    
+    /**
+     * 获取资源的平均评分
+     */
+    public double getAverageRating(Integer resourceId) {
+        return resourceRatingMapper.getAverageRating(resourceId);
+    }
+    
+    public Integer getRatingCount(Integer resourceId) {
+        return resourceRatingMapper.getRatingCount(resourceId);
+    }
+    
+    public void rateResource(ResourceRating rating) {
+        // 获取当前登录用户
+        Account currentUser = TokenUtils.getCurrentUser();
+        if (currentUser == null) {
+            throw new CustomException(ResultCodeEnum.TOKEN_CHECK_ERROR);
+        }
+        
+        // 只有患者才能评价资源
+        if (!"patient".equals(currentUser.getRole())) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "只有患者才能评价资源");
+        }
+        
+        // 检查资源是否存在
+        TreatmentResource resource = treatmentResourceMapper.selectById(rating.getResourceId());
+        if (resource == null) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "资源不存在");
+        }
+        
+        // 检查资源是否已通过审核
+        if (!"已通过".equals(resource.getAuditStatus())) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "资源未通过审核，无法评价");
+        }
+        
+        // 检查患者是否已经评价过该资源
+        ResourceRating existingRating = resourceRatingMapper.findByResourceAndPatient(
+                rating.getResourceId(), currentUser.getId());
+        
+        if (existingRating != null) {
+            // 更新评价
+            existingRating.setRating(rating.getRating());
+            existingRating.setComment(rating.getComment());
+            resourceRatingMapper.updateById(existingRating);
+        } else {
+            // 新增评价
+            rating.setPatientId(currentUser.getId());
+            rating.setCreateTime(LocalDateTime.now());
+            resourceRatingMapper.insert(rating);
+        }
+    }
+    
+    public void deleteRating(Integer id) {
+        // 获取当前登录用户
+        Account currentUser = TokenUtils.getCurrentUser();
+        if (currentUser == null) {
+            throw new CustomException(ResultCodeEnum.TOKEN_CHECK_ERROR);
+        }
+        
+        // 查询评价
+        ResourceRating rating = resourceRatingMapper.selectById(id);
+        if (rating == null) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "评价不存在");
+        }
+        
+        // 只有评价的患者本人或管理员才能删除评价
+        if (!currentUser.getId().equals(rating.getPatientId()) && !"admin".equals(currentUser.getRole())) {
+            throw new CustomException(ResultCodeEnum.PARAM_ERROR.code, "无权限删除该评价");
+        }
+        
+        resourceRatingMapper.deleteById(id);
+    }
+    
+    /**
+     * 根据患者ID查询评分记录
+     */
+    public List<ResourceRating> findByPatientId(Integer patientId) {
+        LambdaQueryWrapper<ResourceRating> queryWrapper = new LambdaQueryWrapper<>();
+        queryWrapper.eq(ResourceRating::getPatientId, patientId);
+        queryWrapper.orderByDesc(ResourceRating::getCreateTime);
+        return resourceRatingMapper.selectList(queryWrapper);
+    }
+    
+    /**
+     * 查询所有评分记录
+     */
+    public List<ResourceRating> findAll() {
+        LambdaQueryWrapper<ResourceRating> queryWrapper = new LambdaQueryWrapper<>();
+        queryWrapper.orderByDesc(ResourceRating::getCreateTime);
+        return resourceRatingMapper.selectList(queryWrapper);
+    }
+}