huliguo
22 小时以前 c4abb3711bcee356935339f7c9fd9e2b58dee2bf
src/main/java/com/linghu/controller/CollectController.java
@@ -16,6 +16,7 @@
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.core.ParameterizedTypeReference;
import org.springframework.dao.DuplicateKeyException;
import org.springframework.http.*;
import org.springframework.web.reactive.function.client.WebClient;
@@ -567,7 +568,50 @@
//            }
//        });
//    }
    /**
     * 获取或创建平台(确保同一domain只创建一次)
     * @param domain 平台域名
     * @return 已存在或新创建的Platform
     */
    private Platform getOrCreatePlatform(String domain) {
        // 1. 先尝试查询已存在的平台
        Platform platform = platformService.getPlatformByDomain(domain);
        if (platform != null) {
            return platform;
        }
        // 2. 若不存在,尝试创建(处理并发场景)
        try {
            // 2.1 获取或创建“默认”类型(Type也需避免重复,建议Type表的type_name也加唯一约束)
            Type defaultType = typeService.getOne(new LambdaQueryWrapper<Type>()
                    .eq(Type::getType_name, "默认"));
            if (defaultType == null) {
                defaultType = new Type();
                defaultType.setType_name("默认");
                typeService.save(defaultType); // 若Type可能重复,此处也需处理DuplicateKeyException
            }
            // 2.2 构建新平台对象
            Platform newPlatform = new Platform();
            newPlatform.setDomain(domain);
            newPlatform.setPlatform_name(domain); // 平台名称默认使用域名,可根据实际需求调整
            newPlatform.setType_id(defaultType.getType_id());
            newPlatform.setCreate_time(LocalDateTime.now()); // 补充创建时间
            // 2.3 尝试保存,若因唯一约束冲突失败,则捕获异常
            platformService.save(newPlatform);
            return newPlatform; // 保存成功,返回新创建的平台
        } catch (DuplicateKeyException e) {
            // 3. 若捕获到重复键异常,说明并发创建了,重新查询即可(此时数据库中已存在该平台)
            log.warn("平台domain={}已存在,无需重复创建", domain, e);
            return platformService.getPlatformByDomain(domain); // 重新查询,一定能获取到
        } catch (Exception e) {
            // 处理其他异常(如数据库连接失败等)
            log.error("创建平台失败,domain={}", domain, e);
            throw new RuntimeException("创建平台失败", e);
        }
    }
    private Mono<Void> updateQuestionAndReference(TaskResultResponse result) {
        return Mono.fromRunnable(() -> {
            try {
@@ -725,14 +769,14 @@
                                                    return reference;
                                                })
                                                .collect(Collectors.toList());*/
// 初始化引用列表(避免null)
                                // 初始化引用列表(避免null)
                                List<Reference> references = new ArrayList<>();
                                List<TaskResultResponse.Reference> originalReferences = questionResult.getReferences();
                                if (originalReferences == null) {
                                    originalReferences = Collections.emptyList();
                                }
// 遍历原始引用列表,转换为Reference对象
                                // 遍历原始引用列表,转换为Reference对象
                                for (TaskResultResponse.Reference ref : originalReferences) { // 注意:需将“原引用类型”替换为实际类型(如QuestionResult中的引用类型)
                                    Reference reference = new Reference();
                                    // 设置基本字段
@@ -745,7 +789,7 @@
                                    reference.setKeyword_id(keyword.getKeyword_id());
                                    reference.setCreate_time(LocalDateTime.now());
                                    // 处理平台和类型关联
                                   /* // 处理平台和类型关联
                                    Platform platform = platformService.getPlatformByDomain(reference.getDomain());
                                    if (platform == null) {
                                        // 平台不存在,创建新平台(类型默认为“默认”)
@@ -774,7 +818,11 @@
                                            reference.setType_id(type.getType_id());
                                        }
                                    }
*/
                                    // 关键:使用优化后的方法获取平台,避免重复创建
                                    Platform platform = getOrCreatePlatform(ref.getDomain());
                                    reference.setPlatform_id(platform.getPlatform_id());
                                    reference.setType_id(platform.getType_id()); // 直接从平台获取类型ID,更可靠
                                    // 添加到结果列表
                                    references.add(reference);
                                }