Adding files from lab

router/friends.js

@@ -11,37 +11,63 @@ let friends = {
 
 // GET request: Retrieve all friends
 router.get("/",(req,res)=>{
-
-  // Update the code here
-
-  res.send("Yet to be implemented")//This line is to be replaced with actual return value
+    res.send(JSON.stringify(friends,null,4));
 });
 
 // GET by specific ID request: Retrieve a single friend with email ID
 router.get("/:email",(req,res)=>{
-  // Update the code here
-  res.send("Yet to be implemented")//This line is to be replaced with actual return value
+    const email = req.params.email;
+    res.send(friends[email])
 });
 
 
 // POST request: Add a new friend
 router.post("/",(req,res)=>{
-  // Update the code here
-  res.send("Yet to be implemented")//This line is to be replaced with actual return value
+    if (req.body.email){
+        friends[req.body.email] = {
+            "firstName":req.body.firstName,
+            "lastName":req.body.lastName,
+            "DOB":req.body.DOB
+            }
+    }
+    res.send("The user" + (' ')+ (req.body.firstName) + " Has been added!");
 });
 
 
 // PUT request: Update the details of a friend with email id
 router.put("/:email", (req, res) => {
-  // Update the code here
-  res.send("Yet to be implemented")//This line is to be replaced with actual return value
+    const email = req.params.email;
+    let friend = friends[email]
+    if (friend) { //Check is friend exists
+        let DOB = req.body.DOB;
+        let firstName = req.body.firstName;
+        let lastName = req.body.lastName;
+        //if DOB the DOB has been changed, update the DOB 
+        if(DOB) {
+            friend["DOB"] = DOB
+        }
+        if(firstName) {
+            friend["firstName"] = firstName
+        }
+        if(lastName) {
+            friend["lastName"] = lastName
+        }
+        friends[email]=friend;
+        res.send(`Friend with the email  ${email} updated.`);
+    }
+    else{
+        res.send("Unable to find friend!");
+    }
 });
 
 
 // DELETE request: Delete a friend by email id
 router.delete("/:email", (req, res) => {
-  // Update the code here
-  res.send("Yet to be implemented")//This line is to be replaced with actual return value
+    const email = req.params.email;
+    if (email){
+        delete friends[email]
+    }
+    res.send(`Friend with the email  ${email} deleted.`);
 });
 
 module.exports=router;