121 lines
4.4 KiB
Java
121 lines
4.4 KiB
Java
package com.mosquito.project.job;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import org.springframework.beans.factory.annotation.Value;
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import org.springframework.http.*;
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import org.springframework.stereotype.Component;
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import org.springframework.web.client.RestTemplate;
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import java.util.UUID;
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/**
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* 内部奖励发放适配器
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* 对接内部账户系统API，支持超时、重试、幂等键
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*/
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@Component
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public class InternalRewardDistributor implements RewardJobProcessor.RewardDistributor {
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private static final Logger log = LoggerFactory.getLogger(InternalRewardDistributor.class);
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@Value("${app.internal-account.api-url:}")
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private String apiUrl;
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@Value("${app.internal-account.api-key:}")
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private String apiKey;
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@Value("${app.internal-account.timeout:5000}")
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private int timeout;
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/**
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* 是否允许模拟成功模式（仅开发/测试环境使用）
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* 生产环境必须设置为false，否则可能造成"假成功发放"
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*/
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@Value("${app.internal-account.allow-mock-success:false}")
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private boolean allowMockSuccess;
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private final RestTemplate restTemplate;
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public InternalRewardDistributor(RestTemplate restTemplate) {
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this.restTemplate = restTemplate;
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}
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@Override
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public boolean distribute(Long userId, Long activityId, String trackingId, int points, String rewardType) {
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// 生成幂等键，确保重试不会重复发放
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String idempotencyKey = generateIdempotencyKey(userId, activityId, trackingId);
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log.info("发放奖励: userId={}, activityId={}, trackingId={}, points={}, type={}, idempotencyKey={}, allowMockSuccess={}",
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userId, activityId, trackingId, points, rewardType, idempotencyKey, allowMockSuccess);
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// 如果未配置API地址
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if (apiUrl == null || apiUrl.isBlank()) {
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// 生产环境(Fail-Closed)：不允许模拟成功，返回false进入重试队列
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if (!allowMockSuccess) {
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log.error("内部账户系统API地址未配置且不允许模拟成功，奖励发放失败，请检查配置");
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return false;
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}
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// 开发/测试环境：允许模拟成功
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log.warn("内部账户系统API地址未配置，模拟奖励发放成功（仅开发环境）");
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return true;
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}
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try {
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return callInternalAccountApi(userId, points, rewardType, idempotencyKey);
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} catch (Exception e) {
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log.error("奖励发放失败: userId={}, error={}", userId, e.getMessage());
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return false;
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}
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}
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/**
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* 调用内部账户系统API
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*/
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private boolean callInternalAccountApi(Long userId, int points, String rewardType, String idempotencyKey) {
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// 构建请求体
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String requestBody = String.format(
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"{\"userId\":%d,\"points\":%d,\"type\":\"%s\",\"idempotencyKey\":\"%s\"}",
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userId, points, rewardType, idempotencyKey
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);
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// 设置请求头
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HttpHeaders headers = new HttpHeaders();
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headers.setContentType(MediaType.APPLICATION_JSON);
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if (apiKey != null && !apiKey.isBlank()) {
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headers.set("X-API-Key", apiKey);
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}
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headers.set("X-Idempotency-Key", idempotencyKey);
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HttpEntity<String> request = new HttpEntity<>(requestBody, headers);
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try {
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ResponseEntity<String> response = restTemplate.exchange(
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apiUrl + "/api/v1/points/grant",
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HttpMethod.POST,
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request,
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String.class
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);
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if (response.getStatusCode() == HttpStatus.OK || response.getStatusCode() == HttpStatus.CREATED) {
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log.info("奖励发放成功: userId={}, response={}", userId, response.getBody());
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return true;
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} else {
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log.error("奖励发放失败: userId={}, status={}", userId, response.getStatusCode());
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return false;
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}
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} catch (Exception e) {
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log.error("调用内部账户系统API异常: userId={}, error={}", userId, e.getMessage());
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throw e;
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}
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}
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/**
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* 生成幂等键
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*/
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private String generateIdempotencyKey(Long userId, Long activityId, String trackingId) {
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return UUID.nameUUIDFromBytes(
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String.format("%d-%d-%s", userId, activityId, trackingId).getBytes()
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).toString();
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}
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}
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