I added a lot of documentation to user.rb

1 files changed, 5 insertions, 1 deletions

diff --git a/app/helpers/sessions_helper.rb b/app/helpers/sessions_helper.rb
index 20010c8..046ca6f 100644
--- a/app/helpers/sessions_helper.rb
+++ b/app/helpers/sessions_helper.rb
@@ -12,11 +12,15 @@ module SessionsHelper
 		self.current_user = user
 	end
 
-#method creating for self.current_user
+# The curret_user=(user) is the conversion of self.current_user = user
 	def current_user=(user)
 		@current_user = user
 	end
 
+# sets the @current_user instance virable to the user corresponding
+# to the remember token, but only if @current_user is undefined
+# since the remember token is hashed, we need to hash the cookie
+# to find match the remember token
   def current_user
     remember_token = User.hash(cookies[:remember_token])
     @current_user ||= User.find_by(remember_token: remember_token)