mhfire/mhfire-controller/src/main/java/com/bizmatics/mhfire/controller/web/WeatherControllerWeb.java

package com.bizmatics.mhfire.controller.web;




import com.bizmatics.common.core.exception.BusinessException;
import com.bizmatics.common.core.util.HttpUtils;
import com.bizmatics.common.core.util.StringUtils;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.io.IOException;
import java.util.Date;
import java.util.HashMap;
import java.util.Map;

/**
 * @author yq
 * @date 2021/6/16 18:02
 */
@RestController
@RequestMapping("aliWeather")
public class WeatherControllerWeb {


    private static final String ALI_WEATHER_API_URL = "https://weather01.market.alicloudapi.com/area-to-weather?area=闵行区";
    private static final String ALI_WEATHER_HEADER_KEY = "Authorization";
    private static final String ALI_WEATHER_APPCODE = "0f2b7fce6e104ba8835358b7b59b4fb6";
    private static final String ALI_WEATHER_HEADER_VALUE = "APPCODE " + ALI_WEATHER_APPCODE;

    private String weather = "";

    private Date date = null;

    @GetMapping()
    public String get() {
        if (StringUtils.isBlank(weather)){
            weather = getWeatherApi();
            date = new Date();
        }else {
            if ((System.currentTimeMillis() - date.getTime()) >= (1000 * 60 * 60 * 5)){
                weather = getWeatherApi();
                date = new Date();
            }
        }
        return weather;
    }
    public String getWeatherApi(){
        try {
            Map<String,String> headerMap = new HashMap<>();
            headerMap.put(ALI_WEATHER_HEADER_KEY,ALI_WEATHER_HEADER_VALUE);
            return HttpUtils.get(ALI_WEATHER_API_URL,headerMap);
        } catch (IOException e) {
            throw new BusinessException(e.getMessage());
        }
    }
}