import helper,database
#,database

maxuser = 1000


"""


"""
class CreateAccount:
	def index(self,username = None, password1 = None, password2 = None):
		"""
		checks if there are some parameters from the form. If not, displays creation form. Else processes form data
		"""
		if username != None and password1 != None and password2 != None:
			return self.process_form(username,password1,password2)
		else:
			return self.display_create_form()
		
		
	def display_create_form(self):
		"""
		returns a HTML page containing one name and two password fields.
		"""
		data = helper.header()
		data += """
		<form  method="post">
		<p>Your username:<br>
		<input name="username" type="text" class="text" size="20"></p>
		<p>Your Password:<br>
		<input name="password1" type="text" class="text" size="20"></p>
		<p>Please retype your Password:<br>
		<input name="password2" type="text" class="text" size="20"></p>
		<p><input type="submit" class="submit" value="create account"></p>
		</form>
		"""  
		data += helper.footer()
		return(data)
	
	
	def process_form(self,username, password1, password2):
		"""
		gets username, password1 and password2.
		If all data is there and correct, create the named user and return a 'success' 
		page. Else fail with detailed error.
		"""
		data = helper.header()
		if (password1 == password2):		
			#try:
				#.add_webgo_user(username,password1)
			newuser = database.Users(username=username,password=password1)
			created_user = True
			#except:
			#	#user already exists
			#	created_user = False
			if created_user:
				data += ('User %s has been successfully created. Click <a href="/login">here</a> to login.<br>' % username)
			else:
				data += ("User %s already exists. Please retry with another name." % username)
				data += self.display_create_form() 
		else:
			if (password1 == "") or (password2 == "") or (password1 != password2):
				data += ("Both given passwords have to be the same and non-empty.<br>")
				data += self.display_create_form()
		data += helper.footer()
		return data
	index.exposed = True