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DESKTOP-PC6TBNS\강환석씨
5ba60943 2 parents 948b9057 04199e6f

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Showing 2 changed files with 122 additions and 60 deletions
......@@ -5,12 +5,24 @@ const lat = "37.239795";
const lon = "127.083240";
module.exports = (server, app) => {
const io = require('socket.io', )(server, {
transports: ['websocket']
const io = require('socket.io')(server, {
transports: ['websocket'] // websocket 사용시 polling 사용을 배제하고 안정적인 websocket만 사용함
});
//명시적 형 선언
let Current_Weather = {};
let Sensible_T = {};
let Heat_index = {};
let Discomport_index = {};
let Ultra_Violet_index = {};
let sending_to_client_info = {};
let client_send = {};
let sql;
let info = {}
const CALL = (when, what) => {
const req_API = (when, what) => {
//async await 사용하기 위하여 promise 사용
return new Promise((resolve, reject) => {
requesting.get({
// api를 요청할 주소 -- 시크릿키,위도,경도 입력
url: `https://api2.sktelecom.com/weather/${when}/${what}?appKey=${secret_key}&lat=${lat}&lon=${lon}`,
......@@ -18,85 +30,120 @@ module.exports = (server, app) => {
},
//api에게 응답 받았을때 실행되는 callback function
function (err, api_res, api_body) {
if (err) throw err;
// api의 대답이 있을경우 실행
//err 존재시 promise reject 호출
if (err) reject(err);
// api의 response이 있을경우 promise resolve 호출
if (api_res) {
return api_body;
// api_body.weather.minutely[0]
console.log("calling api");
resolve(api_body);
}
});
}
io.on('connection', (socket) => { //웹 페이지 연결시 루프 동작
let API_CALL;
let Current_Weather ={};
let Sensible_T;
let Heat_index={};
let Discomport_index={};
let Ultra_Violet_index={};
let sending_to_client_info={};
let client_send={};
let sql;
})
socket.on("connection", () => {
API_CALL = setInterval(() => {
}
const API_bundle = async () => {
Current_Weather = CALL("current","minutely"); //현재날씨 (분별)
Sensible_T = CALL("index","wct"); //체감온도
Heat_index = CALL("index","heat"); //열지수
Discomport_index = CALL("index","th"); //불쾌지수
Ultra_Violet_index = CALL("index","uv"); //자외선지수
try {
Current_Weather = await req_API("current", "minutely"); //현재날씨 (분별)
Sensible_T = await req_API("index", "wct"); //체감온도
Heat_index = await req_API("index", "heat"); //열지수
Discomport_index = await req_API("index", "th"); //불쾌지수
Ultra_Violet_index = await req_API("index", "uv"); //자외선지수
console.log("bundle");
info = {
heat : Sensible_T.weather.wIndex.heatIndex[0].current.index, //열지수
sensible_temperature : Sensible_T.weather.wIndex.wctIndex[0].current.index, //체감온도
discomport : Discomport_index.weather.wIndex.thIndex[0].current.index, //불쾌지수
UV : Ultra_Violet_index.weather.wIndex.uvindex[0].day00.index, //자외선지수
windspd : Current_Weather.weather.minutely[0].wind.wspd, //바람 속도
sky : Current_Weather.weather.minutely[0].sky.code, //하늘 상태
rain : Current_Weather.weather.minutely[0].rain.last24hour, //강수량
current_temperature : Current_Weather.weather.minutely[0].temperature.tc, //현재 온도
lightning : Current_Weather.weather.minutely[0].lightning, //현재 낙뢰
warning : Current_Weather.common.alertYn, //현재 특보 유무
typhoon : Current_Weather.common.stormYn, //현재 태풍
time : Current_Weather.weather.minutely[0].timeObservation, // 불러온 시각
death_prob:0 //확률
heat: Heat_index.weather.wIndex.heatIndex[0].current.index, //열지수
sensible_temperature: Sensible_T.weather.wIndex.wctIndex[0].current.index, //체감온도
discomport: Discomport_index.weather.wIndex.thIndex[0].current.index, //불쾌지수
UV: Ultra_Violet_index.weather.wIndex.uvindex[0].day01.index, //자외선지수
windspd: Current_Weather.weather.minutely[0].wind.wspd, //바람 속도
sky: Current_Weather.weather.minutely[0].sky.code, //하늘 상태
rain: Current_Weather.weather.minutely[0].rain.last24hour, //강수량
current_temperature: Current_Weather.weather.minutely[0].temperature.tc, //현재 온도
lightning: Current_Weather.weather.minutely[0].lightning, //현재 낙뢰
warning: Current_Weather.common.alertYn, //현재 특보 유무
typhoon: Current_Weather.common.stormYn, //현재 태풍
time: Current_Weather.weather.minutely[0].timeObservation, // 불러온 시각
death_prob: 0 //확률
}
console.log("callback")
console.log(info);
// ------------------------------ death_prob 정의 ------------------------------
info.death_prob += info.sky.substr(5)*1 //하늘 상태에 따라 확률 증가
info.death_prob += info.sky.substr(5) * 1 //하늘 상태에 따라 확률 증가
if(info.lightning===1) //낙뢰시에 확률 증가
if (info.lightning === 1) //낙뢰시에 확률 증가
info.death_prob += 10;
if(info.typhoon === "Y") //태풍시에 확률 증가
if (info.typhoon === "Y") //태풍시에 확률 증가
info.death_prob += 10;
if(info.warning === "Y") // 특보 발령시 확률 증가
if (info.warning === "Y") // 특보 발령시 확률 증가
info.death_prob += 5
//죽을 확률 계산(내맘대로)
info.death_prob =(
(info.heat/8) + (abs(info.sensible_temperature-15)/2) + (info.discomport/10) + (info.UV/5)
+ (info.windspd*3) + (info.rain/10) + (abs(info.current_temperature-15)/2)
//죽을 확률 계산(내맘대로 커스텀)
info.death_prob = (
(info.heat / 8) + (Math.abs(info.sensible_temperature - 15) / 2) + (info.discomport / 10) + (info.UV / 5)
+ (info.windspd * 3) + (info.rain / 10) + (Math.abs(info.current_temperature - 15) / 2)
);
client_send={
time : info.time,
wind : info.windspd,
temperature : info.current_temperature,
rain : info.rain,
death : info.death_prob
//이벤트 기반으로 일정 시간 간격으로 클라이언트에게 보낼 정보
client_send = {
time: info.time,
wind: info.windspd,
temperature: info.current_temperature,
rain: info.rain,
death: info.death_prob
};
function getRandom_add_prob(min, max) {
return Math.random() * (max - min) + min;
}
// 심장마비로 갑자기 확률 증가 할 수 있음
Math.random() * 2 >= 1 ? client_send.death += getRandom_add_prob(0,10) : client_send.death -= getRandom_add_prob(0,10) ;
//만약 날이 너무 안좋아서 확률이 100을 넘긴다면 100으로 예외처리
if (client_send.death >= 100) {
client_send.death = 100;
}
console.log(client_send)
app.get("socket").emit("weatherInfo_minutely_send_to_client", client_send); // 클라이언트에게 정보 담아서 이벤트 발산
console.log("emit");
//db에 저장
sql="INSERT INTO weatherInfo (time,wind,temperature,rain,prob) VALUES (?,?,?,?,?)";
db.query(sql,[client_send.time,client_send.wind,client_send.temperature,client_send.rain,client_send.death],(err,result)=>{
if(err) console.log(err);
socket.emit("weatherInfo_minutely_send_to_client",client_send); // 클라이언트에게 정보 담아서 이벤트 발산
sql = "INSERT INTO weatherInfo (time,wind,temperature,rain,prob) VALUES (?,?,?,?,?)";
db.query(sql, [client_send.time, client_send.wind, client_send.temperature, client_send.rain, client_send.death], (err, result) => {
if (err) console.log(err);
})
}, 60 * 1000); //1분마다 호출
} catch (err) { //promise err or try err catch
console.log("================Error Occured !!================\n", err);
}
}
let call_interval;
const Start_Interval = (second, CALL) => {
CALL(); //처음 불러올때 한번 호출하고
call_interval = setInterval(CALL, second * 1000); //그 후에 1분마다 호출
}
io.on('connection', (socket) => { //프론트와 소켓 연결시 이벤트 루프 동작
app.set("socket", socket);
socket.on("connection", () => {
console.log("SOCKET CONNECTED");
Start_Interval(60, API_bundle); //소켓 연결후 interval 활성화하여 1분마다 API 호출
});
socket.on('disconnecting', (reason) => {
clearInterval(API_CALL); //연결 종료시 해제
socket.on('disconnect', (reason) => {
console.log("disconnected");
clearInterval(call_interval); //연결 종료시 interval 해제
})
})
}
}
......
......@@ -38,6 +38,21 @@
></div>
</div>
</div>
<<<<<<< HEAD
=======
<script src="/socket.io/socket.io.js"></script>
<script>
var socket = io('http://localhost',{transports: ['websocket']});
socket.emit("connection",()=>{
console.log("connected");
});
socket.on("weatherInfo_minutely_send_to_client",(info)=>{ //서버에서 client에게 메세지 전송
console.log(info);
});
</script>
>>>>>>> last_socket_hotfix
<!-- 첫번째 그래프 -->
<script type="text/javascript">
......