From d02f2ed714186247e8251e87a89779698d50ad4b Mon Sep 17 00:00:00 2001
From: Jagraj Aulakh <aulakhjagraj@gmail.com>
Date: Sat, 18 Mar 2023 20:58:51 -0400
Subject: [PATCH] #16 made /register endpoint

---
 backend/app/models.py | 16 ++++++++++++++--
 backend/app/routes.py | 27 +++++++++++++++++++++++++--
 2 files changed, 39 insertions(+), 4 deletions(-)

diff --git a/backend/app/models.py b/backend/app/models.py
index 290cdcb..03c0057 100644
--- a/backend/app/models.py
+++ b/backend/app/models.py
@@ -1,6 +1,7 @@
 from app import db
 from flask_login import UserMixin
 from datetime import datetime
+from werkzeug.security import generate_password_hash, check_password_hash
 
 
 class User(UserMixin, db.Model):
@@ -8,14 +9,25 @@ class User(UserMixin, db.Model):
     username = db.Column(db.String(64), index=True, unique=True)
     email = db.Column(db.String(120), index=True, unique=True)
     password_hash = db.Column(db.String(128))
-    about_me = db.Column(db.String(140))
     last_seen = db.Column(db.DateTime, default=datetime.utcnow)
     token = db.Column(db.String(32), index=True, unique=True)
 
+    def set_password(self, password):
+        self.password_hash = generate_password_hash(password)
+
+    def check_password(self, password):
+        return check_password_hash(self.password_hash, password)
+
     def to_dict(self):
         return {
             "id": self.id,
             "username": self.username,
             "email": self.email,
-            "about_me": self.about_me,
         }
+
+    def from_dict(self, data, new_user=False):
+        for field in ['username', 'email']:
+            if field in data:
+                setattr(self, field, data[field])
+        if new_user and 'password' in data:
+            self.set_password(data['password'])
diff --git a/backend/app/routes.py b/backend/app/routes.py
index 5940339..286f3ea 100644
--- a/backend/app/routes.py
+++ b/backend/app/routes.py
@@ -1,5 +1,5 @@
 from app.bp import bp
-from flask import Response, jsonify, request
+from flask import jsonify, request
 from app.errors import error_response
 
 from app import db
@@ -9,7 +9,6 @@ from app.models import User
 @bp.route("/login", methods=["POST"])
 def login():
     data = request.get_json()
-    print(data)
     if not data.get("user_id"):
         return error_response(400, "Must supply user_id")
 
@@ -20,3 +19,27 @@ def login():
     resp = jsonify(user.to_dict())
     resp.status_code = 200
     return resp
+
+@bp.route("/register", methods=["POST"])
+def register():
+    data = request.get_json()
+    
+    required_fields = ['username', 'email', 'password', 'password2']
+    for f in required_fields:
+        if f not in data:
+            return error_response(400, f"Must supply {f}")
+    
+    if User.query.filter_by(username=data['username']).first():
+        return error_response(409, "User with that username already exists")
+
+    if User.query.filter_by(email=data['email']).first():
+        return error_response(409, "User with that email already exists")
+
+    u = User()
+    u.from_dict(data, new_user=True)
+    db.session.add(u)
+    db.session.commit()
+
+    resp = jsonify(u.to_dict())
+    resp.status_code = 200
+    return resp