100xDevs-hkirat · ProksFinex · Sep 14, 2023 · Nov 1, 2023
diff --git a/02-nodejs/authenticationServer.js b/02-nodejs/authenticationServer.js
@@ -33,5 +33,69 @@ const express = require("express")
 const PORT = 3000;
 const app = express();
 // write your logic here, DONT WRITE app.listen(3000) when you're running tests, the tests will automatically start the server
+var users=[];
+
+app.post('/signup',(req, res)=>{
+  var user= req.body;
+  let userexist=false;
+  for(var i =0; i <users.length;i++){
+    if(users[i].email===user.email){
+      userexist=true;
+      break;
+    }
+  }
+  if(userexist){
+    res.sendStatus(400);
+  }else{
+    users.push(user);
+    res.status(201).send("Signup successful")
+  }
+});
+
+app.post("/login",(req,res)=>{
+  var user=req.body;
+  let userFound=null;
+  for(var i =0; i < users.length;i++){
+    if(users[i].email===user.email && users[i].password===users.password){
+      userFound=users[i];
+      break;
+    }
+  }
+  if(userFound){
+    res.json({
+      firstname: userFound.firstname,
+      lastName: userFound.lastName,
+      email: userFound.email
+    })
+  }else{
+    res.sendStatus(401);
+  }
+});
+
+app.get("/data",(req,res)=>{
+  var email=req.headers.email;
+  var password=req.headers.password;
+  let userFound=false;
+  for(var i =0;i<users.length;i++){
+    if(users[i].email=== email && users[i].password===password){
+      userFound=true;
+      break;
+    }
+  }
+  if(userFound){
+    let userReturn=[];
+    for(let i =0;i <users.length;i++){
+      userReturn.push({
+        firstname: users[i].firstname,
+        lastname: users[i].lastname,
+        email:users[i].email
+      });
+    }
+    res.json({users});
+  }
+  else{
+    res.sendstatus(401);
+  }
+});
 
 module.exports = app;
diff --git a/02-nodejs/fileServer.js b/02-nodejs/fileServer.js
@@ -21,5 +21,29 @@ const fs = require('fs');
 const path = require('path');
 const app = express();
 
+app.get('/files',(req,res)=>{
+  fs.readdir(path.join(__dirname,'./files/'),(err,files)=>{
+      if(err){
+        return res.status(500).json({error : 'failed to reterive files. '});
+      }
+      res.json(files)
+  });
+});
+
+app.get('/file/:filename', (req,res)=>{
+  const filepath= path.join(__dirname,'./files/', req.params.filename);
+
+  fs.readFile(filepath,'utf-8',(err,data)=>{
+    if(err){
+      return res.status(404).send('File not found');
+    }
+    res.send(data);
+  });
+});
+
+app.all('*',(req,res)=>{
+  res.status(404).send('Route not found');
+});
+
 
 module.exports = app;
diff --git a/02-nodejs/index.html b/02-nodejs/index.html
@@ -0,0 +1,125 @@
+<head>
+    <title>
+        TODO app
+    </title>
+</head>
+
+
+<script>
+    function deleteDone(){
+        console.log("done deleting");
+    }
+    function deleteTodo(id){
+        console.log(id);
+        fetch ("http://localhost:3000/todos/"+ id,{
+
+            //method:"GET"
+            method:"DELETE",
+            headers:{
+                "Content-Type":"application/json"
+            }
+        }).then(deleteDone)
+    }
+
+    function TodosCallback(data){
+        console.log(data);
+        var parentElement=document.getElementById("mainArea");
+        // parentElement.innerHTML=JSON.stringify(data);//insert them into html hora h 
+        for(var i =0; i<data.length;i++){
+            var childElement=document.createElement("div");
+
+                var grandChildElement1=document.createElement("span");
+                grandChildElement1.innerHTML=data[i].title;
+
+                var grandChildElement2=document.createElement("span");
+                grandChildElement2.innerHTML=data[i].description
+
+                var grandChildElement3=document.createElement("button");
+                grandChildElement3.innerHTML="Delete";
+                grandChildElement3.setAttribute("onClick","deleteTodo(" + data[i].id +")"); 
+
+
+                childElement.appendChild(grandChildElement1)
+                childElement.appendChild(grandChildElement2)
+                childElement.appendChild(grandChildElement3)
+
+
+            parentElement.appendChild(childElement);
+        }
+
+    }
+    function getdataCallback(resp){
+        resp.json().then(TodosCallback);
+    }
+    function getdata(){ 
+        fetch("http://localhost:3000/todos",{
+            method:"GET",
+        }).then(getdataCallback);  
+    }
+
+    getdata();
+
+
+    function parsedResponse (data){
+        console.log(data);
+        var parentElement=document.getElementById("mainArea");
+
+
+            var childElement=document.createElement("div");
+
+                var grandChildElement1=document.createElement("span");
+                grandChildElement1.innerHTML=data.title;
+
+                var grandChildElement2=document.createElement("span");
+                grandChildElement2.innerHTML=data.description
+
+                var grandChildElement3=document.createElement("button");
+                grandChildElement3.innerHTML="Delete"
+
+
+                childElement.appendChild(grandChildElement1)
+                childElement.appendChild(grandChildElement2)
+                childElement.appendChild(grandChildElement3)
+
+
+            parentElement.appendChild(childElement);
+
+    }
+    function callback(resp){
+        resp.json().then(parsedResponse);
+    }
+    function onPress(){
+        var title=document.getElementById("title").value;//fetching the value which is inside in (browser title page of html.)
+        var description=document.getElementById("description").value;//fetched itt
+
+        fetch ("http://localhost:3000/todos",{
+            //method:"GET"
+            method:"POST",
+            body:JSON.stringify({
+                title:title,
+                description:description
+            }),
+            headers:{
+                "Content-Type":"application/json"
+            }
+        }).then(callback)
+    }
+</script>
+
+
+<body>
+    Todo title
+    <input type="text" id="title"></input>
+    <br>
+    Todo Description
+    <input type="text" id="description"></input>
+    <br>
+    <button onclick="onPress()"> send todo </button>
+     <!--how do you add js variables into html ?????????????????--> 
+    <div id="mainArea">
+        hi there! 
+        <!--now go to in your callback where you are logging the data, rather than logging write something like this... var parent element = document -->
+    </div>
+</body> 
+
+