started adding todo route

package.json

@@ -16,6 +16,7 @@
     "eslint": "^4.4.1"
   },
   "dependencies": {
+    "body-parser": "^1.17.2",
     "express": "^4.15.4"
   }
 }

src/app.js

@@ -1,12 +1,18 @@
 // Dependencies
 const express = require('express');
+const bodyParser = require('body-parser');
 
 // configs
 const port = process.env.PORT ||  3001;
 
 // ExpressJs Setup
 const app = express();
+app.use(bodyParser.json());
 
+//import main controller
+const routes = require('./routes'); 
+
+app.use(routes);
 
 // Starting up the server
 app.listen(port,  function() {

src/routes/home.js

@@ -0,0 +1,8 @@
+const express = require('express');
+const router = express.Router();
+
+router.get('/',(req,res)=>{
+  res.send('Hello Dev.to!');
+});
+
+module.exports = router;

src/routes/index.js

@@ -0,0 +1,10 @@
+const express = require('express');
+const router = express.Router();
+
+const homeRoute = require('./home');
+const todosRoute = require('./v1/todos');
+
+router.use('/', homeRoute);
+router.use('/v1/todos', todosRoute);
+
+module.exports = router;

src/routes/v1/todos.js

@@ -0,0 +1,130 @@
+const express = require('express');
+const router = express.Router();
+
+let inMemoryTodoDB = [
+  {name:'todo 0',description:'description here', done:false},
+  {name:'todo 1',description:'description here', done:true}
+];
+
+router.get('/',(req,res)=>{
+
+  const {done,name} = req.query;
+
+  const output = inMemoryTodoDB
+    .filter((todo)=>{
+      if(done)
+        return (todo.done.toString().toLocaleLowerCase() == done.toLocaleLowerCase());
+      return true; 
+    })
+    .filter((todo)=>{
+      if(name)
+        return (todo.name === name);
+      return true; 
+    });
+
+  res.json(output).status(200);
+});
+
+router.get('/:id',(req,res)=>{
+
+  const {id} = req.params;
+
+  const output = inMemoryTodoDB[id];
+
+  if(output){
+    res.json(output).status(200);
+  }
+  else{
+    res.send(404);
+  }
+});
+
+router.post('/',(req,res)=>{
+
+  const { name,description,done } = req.body;
+
+  const newTodo = { name,description,done };
+
+  inMemoryTodoDB.push(newTodo);
+
+  res.json(newTodo).status(201);
+});
+
+router.put('/:id/name',(req,res)=>{
+
+  const {id} =req.params;
+  const {name} =req.body;
+
+  if(!inMemoryTodoDB[id]){
+    res.status(404);
+    return;
+  }
+
+  inMemoryTodoDB[id].name = name || inMemoryTodoDB[id].name;
+
+  const output = inMemoryTodoDB[id].name;
+
+  res.json(output).status(200);
+});
+
+router.put('/:id/description',(req,res)=>{
+
+  const {description } = req.body;
+  const {id} = req.params;
+
+  if(!inMemoryTodoDB[id]){
+    res.status(404);
+    return;
+  }
+
+  inMemoryTodoDB[id].description = description || inMemoryTodoDB[id].description;
+
+  const output = inMemoryTodoDB[id].description;
+
+  res.json(output).status(200);
+});
+
+router.put('/:id/done',(req,res)=>{
+
+  let {done } = req.body;
+  const {id} = req.params;
+
+  if(!inMemoryTodoDB[id]){
+    res.status(404);
+    return;
+  }
+
+  done = ( 'true' == done.toLocaleLowerCase() || 'false' == done.toLocaleLowerCase() ) 
+    ? Boolean(req.body.done) 
+    : undefined;
+
+  if(!done){
+    res.send(400);
+    return;
+  }
+
+  inMemoryTodoDB[id].done = done ;
+
+  const output = inMemoryTodoDB[id].done;
+
+  res.json(output).status(200);
+});
+
+router.delete('/:id',(req,res)=>{
+
+  const {id} = req.params;
+
+  if(!inMemoryTodoDB[id])
+  {
+    res.send(404);
+    return;
+  }
+
+  inMemoryTodoDB.splice(id,1);
+
+  res.send(200);
+
+});
+
+
+module.exports = router;