From d535be92923f08d519003e073e13014d5f6a77e2 Mon Sep 17 00:00:00 2001
From: "art.dambrine" <art.dambrine@gmail.com>
Date: Wed, 25 Mar 2020 13:52:01 +0000
Subject: [PATCH] Method GET by ID, PATCH|PUT and DELETE

---
 etudiantController.js | 78 ++++++++++++++++++++++++++++++++++++++-----
 routes.js             |  6 ++++
 2 files changed, 75 insertions(+), 9 deletions(-)

diff --git a/etudiantController.js b/etudiantController.js
index ffb03be..e84f4be 100755
--- a/etudiantController.js
+++ b/etudiantController.js
@@ -1,7 +1,6 @@
-// Import Etudiant model
 Etudiant = require('./etudiantModel');
 
-// Handle index actions (GET)
+// Handle index actions (method: GET)
 exports.index = function (req, res) {
     Etudiant.get(function (err, etudiants) {
         if (err) {
@@ -18,7 +17,7 @@ exports.index = function (req, res) {
     });
 };
 
-// Handle create etudiant actions (POST)
+// Handling etudiant creation actions (method: POST)
 exports.new = function (req, res) {
     var etudiant = new Etudiant();
     etudiant.numEtudiant = req.body.numEtudiant ? req.body.numEtudiant : etudiant.numEtudiant;
@@ -26,14 +25,75 @@ exports.new = function (req, res) {
     etudiant.lastname = req.body.lastname;
     etudiant.cycle = req.body.cycle;
     etudiant.adresse = req.body.adresse;
+    etudiant.email = req.body.email;
+    etudiant.cours = req.body.cours;
 
-    // save the etudiant and check for errors
+    // fait un save de notre etudiant envoyé à l'API (display l'erreur si il y en a une)
     etudiant.save(function (err) {
-        // if (err)
-        //     res.json(err);
-        res.json({
-            message: 'New etudiant created!',
-            data: etudiant
+         if (err){
+            res.json(err);
+         } else {
+            res.json({
+                message: 'New etudiant created!',
+                data: etudiant
+            });
+        }
+    });
+};
+
+// Handle view etudiant info ById
+exports.view = function (req, res) {
+    Etudiant.findById(req.params.etudiant_id, function (err, etudiant) {
+        // NOTE: Etudiant.findById(..) revient à faire Etudiant.findOne({_id: id}, function (err, user) { ... });
+        // directement dans le shell MongoDB tester: db.etudiant.find({_id:ObjectId("5e7b57286335730f8ae4aaed")}).pretty()
+        if (err){
+            res.send(err);
+        } else {
+            res.json({
+                message: 'loading etudiant details with _id: '+req.params.etudiant_id,
+                data: etudiant
+            });
+        }
+    });
+};
+
+// Handle update etudiant info (method: PUT|PATCH)
+exports.update = function (req, res) {
+    Etudiant.findById(req.params.etudiant_id, function (err, etudiant) {
+        if (err)
+            res.send(err);
+            etudiant.numEtudiant = req.body.numEtudiant ? req.body.numEtudiant : etudiant.numEtudiant;
+            etudiant.firstname = req.body.firstname;
+            etudiant.lastname = req.body.lastname;
+            etudiant.cycle = req.body.cycle;
+            etudiant.adresse = req.body.adresse;
+            etudiant.email = req.body.email;
+            etudiant.cours = req.body.cours;
+
+// save the etudiant and check for errors
+        etudiant.save(function (err) {
+            if (err)
+                res.json(err);
+            res.json({
+                message: 'etudiant Info updated',
+                data: etudiant
+            });
         });
     });
+};
+
+// Handle delete etudiant (method: DELETE)
+exports.delete = function (req, res) {
+    Etudiant.remove({
+        _id: req.params.etudiant_id
+    }, function (err, etudiant) {
+        if (err){
+            res.send(err);
+        } else {
+            res.json({
+                status: "success",
+                message: 'etudiant deleted'
+            });
+        }
+    });
 };
\ No newline at end of file
diff --git a/routes.js b/routes.js
index df2365e..8ffe406 100755
--- a/routes.js
+++ b/routes.js
@@ -16,6 +16,12 @@ var etudiantController = require('./etudiantController');
 router.route('/etudiants')
     .get(etudiantController.index)
     .post(etudiantController.new);
+
+router.route('/etudiants/:etudiant_id')
+.get(etudiantController.view)
+.patch(etudiantController.update)
+.put(etudiantController.update)
+.delete(etudiantController.delete);
     
 
 module.exports = router //module.exports en fin de fichier pour export API routes
\ No newline at end of file