Node.js

Node.js - 글생성 UI만들기

Starters 2020. 8. 23. 15:51
var http = require('http');
var fs = require('fs');
var url = require('url');

function templateHTML(title, list, body){
  return `<!doctype html>
  <html>
  <head>
  <title>WEB1 - ${title}</title>
  <meta charset="utf-8">
  </head>
  <body>
  <h1><a href="/">WEB</a></h1>
  ${list}
  <a href="/create">create</a>
  ${body}
  </body>
  </html>
  `;
}

function templateList(filelist){
  var list =`<ul>`;
  var i = 0;
  while(i < filelist.length){
    list += `<li><a href="/?id=${filelist[i]}">${filelist[i]}</a></li>`
    i += 1;
  }
  list = list + `</ul>`;
  return list
}

var app = http.createServer(function(request,response){
    var _url = request.url;
    var queryData = url.parse(_url, true).query;
    var pathname = url.parse(_url, true).pathname;
    console.log(pathname);

    if(pathname === '/'){
      if(queryData.id === undefined){
        fs.readdir('./data', function(error, filelist){
          var title = 'Welcome';
          var description = 'Hello, Node.js';
          var list = templateList(filelist);
          var template = templateHTML(title, list, `<h2>${title}</h2><p>${description}</p>`);
          response.writeHead(200);
          response.end(template);
        });
      } else{
        fs.readdir('./data', function(error, filelist){
          fs.readFile(`data/${queryData.id}`, 'utf8', function(err, description){
            var title = queryData.id;
            var list = templateList(filelist);
            var template = templateHTML(title, list, `<h2>${title}</h2><p>${description}</p>`);
            response.writeHead(200);
            response.end(template);
          });
        });
      }
    } else if(pathname === '/create'){
      fs.readdir('./data', function(error, filelist){
        var title = 'WEB -create';
        var list = templateList(filelist);
        var template = templateHTML(title, list,`
          <form action="http://localhost:3000/process_create" method="post">
            <p>
              <input type="text" name="title" placeholder="title">
            </p>
            <p>
              <textarea name="description"></textarea>
            </p>
            <p>
              <input type="submit">
            </p>
          </form>
          `
         );
        response.writeHead(200);
        response.end(template);
      });
    } else{
      response.writeHead(404);
      response.end('Not found');
    }
});
app.listen(3000);

http.CreateServer() 안에 만약에 pathname이 /create 라는 것이 있다면 해당 페이지 보여주도록 만드는 작업이다.

form 태그 사용해 post 방식으로 전달되게 만들었다.

아직 /process_create 페이지는 만들어지지 않은 상태