LAB 2 completed demo

.replit

@@ -1,11 +1,15 @@
-entrypoint = "wsgi.py"
-modules = ["python-3.10:v18-20230807-322e88b"]
+modules = ["python-3.10", "nix"]
 
 hidden = [".pythonlibs"]
+run = "flask run -h 0.0.0.0 -p 8080 --reload"
 
 [nix]
-channel = "stable-23_05"
+channel = "stable-24_05"
 
 [deployment]
-run = ["python3", "wsgi.py"]
-deploymentTarget = "cloudrun"
+run = ["sh", "-c", "flask run -h 0.0.0.0 -p 8080 --reload"]
+deploymentTarget = "cloudrun"
+
+[[ports]]
+localPort = 8080
+externalPort = 80

wsgi.py

@@ -11,4 +11,52 @@ def initialize():
   db.create_all()
   bob = User('bob', 'bob@mail.com', 'bobpass')
   print(bob)
-  print('database intialized')
+  print('database intialized')
+  db.session.add(bob)
+  db.session.commit()
+  print(bob)
+
+@app.cli.command("get-user", help="Retrieves a User")
+@click.argument('username', default='bob')
+def get_user(username):
+  bob = User.query.filter_by(username=username).first()
+  if not bob:
+    print(f'{username} not found!')
+    return
+  print(bob)
+
+@app.cli.command('get-users')
+def get_users():
+  # gets all objects of a model
+  users = User.query.all()
+  print(users)
+
+@app.cli.command("change-email")
+@click.argument('username', default='bob')
+@click.argument('email', default='bob@mail.com')
+def change_email(username, email):
+  bob = User.query.filter_by(username=username).first()
+  if not bob:
+      print(f'{username} not found!')
+      return
+  bob.email = email
+  db.session.add(bob)
+  db.session.commit()
+  print(bob)
+
+@app.cli.command('create-user')
+@click.argument('username', default='rick')
+@click.argument('email', default='rick@mail.com')
+@click.argument('password', default='rickpass')
+def create_user(username, email, password):
+  newuser = User(username, email, password)
+  try:
+    db.session.add(newuser)
+    db.session.commit()
+  except IntegrityError as e:
+    #let's the database undo any previous steps of a transaction
+    db.session.rollback()
+    # print(e.orig) #optionally print the error raised by the database
+    print("Username or email already taken!") #give the user a useful message
+  else:
+    print(newuser) # print the newly created user