は/製品/ 5a22c1bdc2f7e634fc7c7c97

Question

を得ることができない私は、APIを投稿する私の手段として、私のデシベルと郵便配達のためのnodejsアプリ使用MLABを作成しましたが、私は自分の製品を表示したい場合は、今、私はこのエラーを取得してください：

Cannot GET /products/5a22c1bdc2f7e634fc7c7c97 below are my codes.

サーバー.jsファイル：今のところ唯一の私はfoはそれを修正することができたカテゴリ

Answer 1

OKの一つの製品（大学）を埋めてきたものの

const express = require('express'); 
const morgan = require('morgan'); 
const mongoose = require('mongoose'); 
const bodyParser = require('body-parser'); 
const ejs = require('ejs'); 
const ejsmate = require('ejs-mate'); 
const session = require('express-session'); 
const cookieParser = require('cookie-parser'); 
const flash = require('express-flash'); 
const LocalStrategy = require('passport-local').Strategy; 
const MongoStore = require('connect-mongo')(session); 
const passport = require('passport'); 
var secret = require('./config/secret'); 
var User = require('./models/user'); 
var Category = require('./models/category'); 
var Universities = require('./models/universities'); 



var app = express(); 

mongoose.Promise = global.Promise; 
var promise = mongoose.connect(secret.database,{useMongoClient: true}, (err) =>{ 
if(err){ 
console.log(err) 
}else{ 
console.log('connected to new database'); 
} 
}) 

// MiddleWare 

app.use(bodyParser.urlencoded({extended:true})); 
app.use(cookieParser()); 
app.use(session({ 
resave: true, 
saveUninitialized: true, 
secret: secret.secretKey, 
store: new MongoStore({url: secret.database, autoReconnect: true}) 
})); 
app.use(flash()); 
app.use(passport.initialize()); 
app.use(passport.session()); 
app.use((req, res, next)=>{ 
res.locals.user = req.user; 
next(); 
}) 

app.use((req, res, next)=>{ 
Category.find({}, (err, categories)=>{ 
if(err) return next(err) 
res.locals.categories = categories; 
next(); 
}) 
}) 

app.set("view engine", "ejs"); 

app.engine('ejs', ejsmate); 
app.use(express.static(__dirname + "/views")); 
app.use(express.static(__dirname + "/public")); 

var mainRoutes = require('./routes/main'); 
var userRoutes = require('./routes/user'); 
var adminRoutes = require('./routes/admin'); 
var apiRoutes = require('./api/api'); 

app.use(mainRoutes, function(req, res, next){ 
next(); 
}) 
app.use(userRoutes, function(req, res, next){ 
next(); 
}) 
app.use(adminRoutes, function(req, res, next){ 
next(); 

}); 
app.use('/api', apiRoutes, function(req, res, next){ 
next(); 

}); 


app.listen(secret.port, function(){ 
console.log(`app is runing on port. ${secret.port}`); 
}) 


Main.js file 
const express = require('express'); 
const router = express.Router(); 
var Product = require("../models/product"); 

router.get('/', function(req, res){ 
res.render("main/home"); 
}) 

router.get('/about', function(req, res){ 
res.render("main/about"); 
}) 

router.get('products/:id', function(req, res, next){ 
Product 
.find({ category: req.params.id }) 
.populate('category') 
.exec(function(err, products){ 
if(err) return next(err) 
res.render("main/category", {products: products}) 
}) 
}); 

router.get("/product/:id", (req, res, next)=>{ 
Product.findById({_id: req.params.id}, (err, product)=>{ 
if(err) return next(err); 
res.render("main/product", { 
product: product 
}) 
}) 
}) 




module.exports = router; 
category.ejs 


<% layout('layout') -%> 

<div class = "container"> 
<div class ="row"> 
<% for (var i = 0; i < products.length; i ++){%> 
<div class="col-md-4"> 
<a href="/product/<%=products[i]._id %>"> 
<div class="thumbnail"> 
<img src="<%=products[i].image %>"> 
<h3><%= products[i].name%></h3> 
<p><%=products[i].category.name%></p> 
<p><%=products[i].intro%></p> 
<p><%=products[i].website%></p> 
</div> 
</a> 
</div> 
<%}%> 
</div> 
</div> 

は、どのように私は、カテゴリの製品を見るようにしてくださいルーターが商品の前に "/"を追加して、router.get商品のURLに追加してください。

ありがとうございました。