Completed todo assignment

02-nodejs/authenticationServer.js

@@ -29,9 +29,78 @@
   Testing the server - run `npm run test-authenticationServer` command in terminal
  */
 
-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
-
-module.exports = app;
+  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
+  app.use(express.json())
+
+
+  let users = []
+
+  app.get('/',(req,res)=>{
+    res.send("Hello Backend")
+  })
+
+
+  app.post('/signup',(req,res)=>{
+    let data = req.body
+    let { email , password, firstname, lastname} = data
+   if(!email || !password || !firstname || !lastname) return res.status(400).send("Please Enter All Fields")
+    if(data){
+
+      for(let i = 0; i < users.length; i++){
+
+        if(users[i].email == email){
+          return res.status(401).send("User Already Exists")
+        }
+      }
+
+      users.push(data)
+      res.status(200).send("Successfully signed up")
+    } else {
+      res.status(400).send("Error Please send all fields")
+    }
+  })
+
+  app.post('/login',(req,res)=>{
+    let data = req.body
+    let {email,password} = data
+
+
+
+
+    for(let i = 0; i < users.length; i++){
+      if(users[i].email === email && users[i].password == password){
+        return res.status(200).send("Successfully Logged In")
+      } else {
+        return res.status(400).send("Invalid Credentials")
+      }
+    }
+  })
+
+  app.get('/data',(req,res)=>{
+    for(let i = 0; i < users.length; i++){
+      console.log(users[i])
+    }
+
+    res.status(200).json({
+      users
+    })
+  })
+
+
+
+
+
+  app.listen(PORT,()=>{
+    console.log(`App started in port ${PORT}`)
+  })
+
+
+
+
+
+
+  module.exports = app;
+

02-nodejs/fileServer.js

@@ -16,10 +16,43 @@
 
     Testing the server - run `npm run test-fileServer` command in terminal
  */
-const express = require('express');
-const fs = require('fs');
-const path = require('path');
-const app = express();
-
-
-module.exports = app;
+    const express = require('express');
+    const fs = require('fs');
+    const path = require('path');
+    const app = express();
+
+
+    const files = path.join(__dirname,"files")
+    const alldata = []
+    fs.readdir(files,(err,data)=>{
+      if(err){
+        console.log(err)
+      }
+    alldata.push(data)
+
+    }) 
+
+
+    app.get('/files',(req,res)=>{
+      res.status(200).send(alldata)
+
+    })
+
+
+
+
+    app.get('/files/:filename',(req,res)=>{
+      let data = req.params.filename
+    fs.readFile(`${files}/${data}`,'utf-8',(err,data)=>{
+      if(err) res.status(400).send("Error While Reading")
+        res.status(200).send(data)
+    })
+
+
+    })
+
+    app.listen(3000,(req,res)=>{
+      console.log("Server Started at port 3000")
+    })
+
+    module.exports = app;

02-nodejs/todoServer.js

@@ -41,9 +41,74 @@
  */
 const express = require('express');
 const bodyParser = require('body-parser');
-
+const port = 3000
 const app = express();
 
 app.use(bodyParser.json());
 
-module.exports = app;
+
+
+let arr = []
+
+app.get("/todos", (req, res) => {
+  res.status(200).json(arr)
+})
+
+app.get("/todos/:id", (req, res) => {
+   const todo = arr.find( i => i.id === parseInt(req.params.id) )
+   if(!todo){
+    res.status(404).json({
+      message: "Error no todo found"
+    })
+  } else {
+    res.json(todo)
+  }
+})
+
+
+app.post("/todos", (req, res) => {
+  const obj = {
+    id: Math.floor(Math.random() * 1000000),
+    title: req.body.title,
+    description: req.body.description 
+  }
+  arr.push(obj);
+  res.status(200).json(obj)
+})
+
+app.put("/todos/:id", (req, res) => {
+  const todoid = arr.findIndex(i => i.id === parseInt(req.params.id))
+  if(todoid === -1){
+    res.status(400).json({
+      message: "Error no such todo found"
+    })
+  } else {
+    arr[todoid].title = req.body.title
+    arr[todoid].description = req.body.description
+    res.json(arr[todoid])
+  }
+})
+
+app.delete("/todos/:id", (req, res) => {
+  const todoIndex = arr.findIndex(i => i.id === req.params.id)
+  if(!todoIndex) {
+    res.status(400).json({
+      message: "Error Couldnt find the todo from list"
+    })
+  }
+  arr.splice(todoIndex, 1)
+  res.status(200).json(arr)
+})
+
+app.use((req, res, next) => {
+  res.status(404).send();
+});
+
+app.listen(port, () => {
+  console.log(`Example app listening on port ${port}`)
+})
+
+
+
+
+