From 6a7cb2882f954b174bff9e9db53509c55f04fc4f Mon Sep 17 00:00:00 2001
From: JayWll <jaywll@outlook.com>
Date: Mon, 13 Apr 2020 15:41:18 -0600
Subject: [PATCH] Video 105: Logging in Users

---
 task-manager/src/models/user.js  | 18 ++++++++++++++++++
 task-manager/src/routers/user.js |  9 +++++++++
 2 files changed, 27 insertions(+)

diff --git a/task-manager/src/models/user.js b/task-manager/src/models/user.js
index 28476c9..588dadb 100644
--- a/task-manager/src/models/user.js
+++ b/task-manager/src/models/user.js
@@ -10,6 +10,7 @@ const userSchema = new mongoose.Schema({
   },
   email: {
     type: String,
+    unique: true,
     required: true,
     trim: true,
     lowercase: true,
@@ -41,6 +42,23 @@ const userSchema = new mongoose.Schema({
   }
 })
 
+userSchema.statics.findByCredentials = async (email, password) => {
+  const user = await User.findOne({ email })
+
+  if (!user) {
+    throw new Error('Unable to login')
+  }
+
+  const isMatch = await bcrypt.compare(password, user.password)
+
+  if (!isMatch) {
+    throw new Error('Unable to login')
+  }
+
+  return user
+}
+
+// Hash the plain text password before saving
 userSchema.pre('save', async function(next) {
   const user = this
 
diff --git a/task-manager/src/routers/user.js b/task-manager/src/routers/user.js
index ed8ce04..f3c2559 100644
--- a/task-manager/src/routers/user.js
+++ b/task-manager/src/routers/user.js
@@ -13,6 +13,15 @@ router.post('/users', async (req, res) => {
   }
 })
 
+router.post('/users/login', async (req, res) => {
+  try {
+    const user = await User.findByCredentials(req.body.email, req.body.password)
+    res.send(user)
+  } catch (e) {
+    res.status(400).send()
+  }
+})
+
 router.get('/users', async (req, res) => {
   try {
     const users = await User.find({})