package org.jeecg.modules.system.service.impl;
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import cn.hutool.core.util.ObjectUtil;
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import com.alibaba.fastjson.JSON;
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import com.alibaba.fastjson.JSONObject;
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import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
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import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
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import lombok.extern.slf4j.Slf4j;
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import org.jeecg.common.base.BaseMap;
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import org.jeecg.common.constant.CacheConstant;
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import org.jeecg.common.constant.CommonConstant;
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import org.jeecg.common.constant.GlobalConstants;
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import org.jeecg.common.util.oConvertUtils;
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import org.jeecg.modules.system.entity.SysGatewayRoute;
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import org.jeecg.modules.system.mapper.SysGatewayRouteMapper;
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import org.jeecg.modules.system.service.ISysGatewayRouteService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.data.redis.core.RedisTemplate;
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import org.springframework.stereotype.Service;
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import org.springframework.transaction.annotation.Transactional;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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/**
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* @Description: gateway路由管理
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* @Author: jeecg-boot
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* @Date: 2020-05-26
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* @Version: V1.0
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*/
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@Service
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@Slf4j
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public class SysGatewayRouteServiceImpl extends ServiceImpl<SysGatewayRouteMapper, SysGatewayRoute> implements ISysGatewayRouteService {
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@Autowired
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private RedisTemplate<String, Object> redisTemplate;
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private static final String STRING_STATUS = "status";
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@Override
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public void addRoute2Redis(String key) {
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List<SysGatewayRoute> ls = this.list(new LambdaQueryWrapper<SysGatewayRoute>());
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redisTemplate.opsForValue().set(key, JSON.toJSONString(ls));
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}
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@Override
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public void deleteById(String id) {
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this.removeById(id);
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this.resreshRouter(id);
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}
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updateAll(JSONObject json) {
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log.info("--gateway 路由配置修改--");
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try {
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json = json.getJSONObject("router");
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String id = json.getString("id");
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//update-begin-author:taoyan date:20211025 for: oracle路由网关新增小bug /issues/I4EV2J
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SysGatewayRoute route;
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if(oConvertUtils.isEmpty(id)){
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route = new SysGatewayRoute();
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}else{
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route = getById(id);
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}
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//update-end-author:taoyan date:20211025 for: oracle路由网关新增小bug /issues/I4EV2J
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if (ObjectUtil.isEmpty(route)) {
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route = new SysGatewayRoute();
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}
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route.setRouterId(json.getString("routerId"));
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route.setName(json.getString("name"));
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route.setPredicates(json.getString("predicates"));
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String filters = json.getString("filters");
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if (ObjectUtil.isEmpty(filters)) {
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filters = "[]";
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}
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route.setFilters(filters);
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route.setUri(json.getString("uri"));
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if (json.get(STRING_STATUS) == null) {
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route.setStatus(1);
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} else {
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route.setStatus(json.getInteger(STRING_STATUS));
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}
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this.saveOrUpdate(route);
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resreshRouter(null);
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} catch (Exception e) {
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log.error("路由配置解析失败", e);
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resreshRouter(null);
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e.printStackTrace();
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}
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}
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/**
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* 更新redis路由缓存
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*/
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private void resreshRouter(String delRouterId) {
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//更新redis路由缓存
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addRoute2Redis(CacheConstant.GATEWAY_ROUTES);
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BaseMap params = new BaseMap();
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params.put(GlobalConstants.HANDLER_NAME, GlobalConstants.LODER_ROUDER_HANDLER);
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params.put("delRouterId", delRouterId);
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//刷新网关
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redisTemplate.convertAndSend(GlobalConstants.REDIS_TOPIC_NAME, params);
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}
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@Override
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public void clearRedis() {
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redisTemplate.opsForValue().set(CacheConstant.GATEWAY_ROUTES, null);
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}
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}
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