modify index.js(물품성능 크롤링 추가)

@@ -6,46 +6,47 @@ var router = express.Router();
 var url = "https://www.videocardbenchmark.net/gpu_value.html#all-time-value";
 //var Graphic_card = [];
 //var Price = [];
-var Graphic_card_info = new Array();
+var exhange_rate = 0;
+var Graphic_card_info = new Array(); //그래픽카드정보 저장
 Graphic_card_info[0] = {
-    "name" : "",
-    "price" : 0,
-    "link" : ""
+    "name" : "", //물품이름
+    "price" : 0, //물품가격
+    "link" : "", //물품정보링크
+    "benchmark" : 0 //물품성능
 }
 var count = 50;
 
-request(url, function(error, response, html){
+request(url, function(error, response, html){ //크롤링
     if(!error){
         var $ = cheerio.load(html);
         var i = 0;
         $('ul.chartlist > li > a').each(function(){
             info = new Object();
             var data = $(this);
-            info.name = data.find("span.prdname").text();
-            info.price = Number(data.find("span.price-neww").text().split(',').join(''));
-            info.link = data.attr("href");
+            info.name = data.find("span.prdname").text();   //물품 이름
+            info.price = Number(data.find("span.price-neww").text().split(',').join('')); //물품 가격
+            info.link = data.attr("href"); //물품 정보링크
+            info.benchmark = Number(data.find("span.mark-neww").text()); //물품 성능
             Graphic_card_info.push(info);
             i++
             if(i >= count){//50개만 저장
                 return false;
             }
         })    
-        
-
         for(var i = 1; i <= count; i++){
-            console.log(i + "."+Graphic_card_info[i].name+" - ("+Graphic_card_info[i].price+"$) - link : "+Graphic_card_info[i].link);
+            console.log(i + "."+Graphic_card_info[i].name+" - ("+Graphic_card_info[i].price+"$) - link : "+Graphic_card_info[i].link + "  /benchmark : "+Graphic_card_info[i].benchmark);
         }
     }
 });
 
 router.get('/',function(req,res){
     console.log('Main page');
-    res.render('main',{});
+    res.render('main',{});//메인 페이지
 });
 
 router.get('/rank',function(req,res){
     console.log('Rank page');
-    res.render('rank',{
+    res.render('rank',{ //전체순위(가성비)
         graphic_card_info : Graphic_card_info, 
         count : count
     });
@@ -53,15 +54,16 @@ router.get('/rank',function(req,res){
 
 router.post('/search',function(req,res,next){
     console.log('Money : ' + req.body.money);  
-    var Money = req.body.money;
+    var Money = req.body.money; //입력한 예산
     var Searchlist = new Array();
     var Searchcount = 0;
     Searchlist[0] = {
     "name" : "",
     "price" : 0,
-    "link" : ""
+    "link" : "",
+    "benchmark" : 0
     };
-    for(var i = 1; i <= count; i++){
+    for(var i = 1; i <= count; i++){ //가격이 예산이하인 물품만 저장
        if(Graphic_card_info[i].price <= Money){
             Searchlist.push(Graphic_card_info[i]);
             Searchcount++;