package com.dji.sample.component;
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import com.dji.sample.component.redis.RedisConst;
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import com.dji.sample.component.redis.RedisOpsUtils;
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import com.dji.sample.manage.service.IDeviceService;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.CommandLineRunner;
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import org.springframework.stereotype.Component;
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/**
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* @author sean.zhou
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* @date 2021/11/24
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* @version 0.1
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*/
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@Component
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public class ApplicationBootInitial implements CommandLineRunner {
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@Autowired
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private IDeviceService deviceService;
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@Autowired
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private RedisOpsUtils redisOps;
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/**
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* Subscribe to the devices that exist in the redis when the program starts,
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* to prevent the data from being different from the pilot side due to program interruptions.
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* @param args
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* @throws Exception
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*/
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@Override
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public void run(String... args) throws Exception {
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int start = RedisConst.DEVICE_ONLINE_PREFIX.length();
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redisOps.getAllKeys(RedisConst.DEVICE_ONLINE_PREFIX + "*")
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.forEach(key -> deviceService.subscribeTopicOnline(key.substring(start)));
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}
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}
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