package com.dy.pipIrrRemote.video.ys;

import com.dy.common.schedulerTask.SchedulerTaskSupport;
import com.dy.pipIrrRemote.video.YsAppCtrl;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.http.*;
import org.springframework.stereotype.Component;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.web.client.RestTemplate;
import org.springframework.web.util.UriComponentsBuilder;

/**
 * @Author: liurunyu
 * @Date: 2025/6/7 11:40
 * @Description
 */
@Slf4j
@Component
public class YsAppClient {

    private static final String JobName = "VideoYsJob" ;
    private static final String JobGroupName = "VideoYsGroup" ;
    private static final Integer ThreadPoolMaxCount = 1 ;//线程池线程最大个数
    private static final Integer ThreadPoolPriority = 5 ;//线程优先级
    private static final boolean quartzJobRunOneTimes = true ;//定时任务只执行一次

    @Value("${ys.accessTokenExpireDay: 7}")
    protected Integer accessTokenExpireDay;//AccessToken过期时间，单位天

    @Value("${ys.appKey}")
    protected String appKey;

    @Value("${ys.secret}")
    protected String secret;

    @Value("${ys.requestAccessTokenUrl}")
    protected String requestAccessTokenUrl;

    @Autowired
    protected RestTemplate restTemplate ;

    @Autowired
    protected YsAppCtrl ysVideoCtrl;

    private Long computeNetGetAccessTokenAt(){
        Long millis = (System.currentTimeMillis() + (accessTokenExpireDay * 24 * 60 * 60 * 1000) ) ;
        // millis = 10000L ;
        return millis ;
    }

    /**
     * 获得AccessToken
     */
    public void getAccessToken(){
        if((appKey != null && appKey.trim().length() > 0)
                && (secret != null && secret.trim().length() > 0)
                && (requestAccessTokenUrl != null && requestAccessTokenUrl.trim().length() > 0)){
            MultiValueMap<String, String> formData = new LinkedMultiValueMap<>();
            formData.add("appKey", appKey);
            formData.add("appSecret", secret);
            YsAccessTokenResponse response = this.postRequest2Ys(restTemplate, requestAccessTokenUrl, formData);
            if(response != null){
                switch (response.code){
                    case "200" :{
                        this.dealSuccessOfRequestAccessTokenFromYs(response) ;
                        break ;
                    }
                    default: {
                        this.dealErrorOfRequestAccessTokenFromYs(response) ;
                        break ;
                    }
                }
            }
        }
    }
    private void dealSuccessOfRequestAccessTokenFromYs(YsAccessTokenResponse response){
        if(response != null && response.data != null){
            ysVideoCtrl.saveAccessTokenOfYs(response.data.accessToken, response.data.expireTime);
        }
    }

    private void dealErrorOfRequestAccessTokenFromYs(YsAccessTokenResponse response){
        log.error("从萤石开放平台获得AccessToken失败，错误码：{}，错误信息：{}", response.code, response.msg);
    }
    /**
     * 设置下次获得AccessToken
     */
    public void reSetNextGetAccessToken(Long getAccessTokenAt){
        if(getAccessTokenAt == null || getAccessTokenAt.longValue() == 0){
            getAccessTokenAt = this.computeNetGetAccessTokenAt() ;
        }
        //毫秒变成秒
        int futureSecond = (int)((getAccessTokenAt - System.currentTimeMillis()) / 1000) ;
        try {
            SchedulerTaskSupport.setThreadPoolPro(ThreadPoolMaxCount , ThreadPoolPriority);
            //因为要重复加工作任务，所以先把上次加的同组同名任务删除
            SchedulerTaskSupport.deleteJob(JobName , JobGroupName) ;
            // 只执行一次的任务
            SchedulerTaskSupport.addSecondlyJob(JobName , JobGroupName, YsAccessTokenQuartzJob.class, null, futureSecond, 1, 0) ;
        } catch (Exception e) {
            log.error("设置从萤石开放平台定时获得AccessToken任务时发生异常", e);
        }
    }
    /**
     * 向萤石开放平台发送Post请求
     * @param restTemplate SpringBoot的RestTemplate
     * @param toMwUrl web请求Url
     * @param body 数据
     * @return
     */
    private YsAccessTokenResponse postRequest2Ys(RestTemplate restTemplate, String toMwUrl, Object body) {
        String url = UriComponentsBuilder.fromUriString(toMwUrl)
                .build()
                .toUriString();
        HttpHeaders headers = new HttpHeaders();
        headers.setContentType(MediaType.APPLICATION_FORM_URLENCODED);

        HttpEntity<?> httpEntity = new HttpEntity<>(body, headers);
        ResponseEntity<YsAccessTokenResponse> resEntity = null;
        try {
            // 通过Post方式调用接口
            resEntity = restTemplate.exchange(url, HttpMethod.POST, httpEntity, YsAccessTokenResponse.class);
        } catch (Exception e) {
            log.error("从萤石开放平台定时获得AccessToken任务执行时发生异常", e);
        }
        if(resEntity != null){
            return resEntity.getBody();
        }
        return null ;
    }

}