app/helpers/sessions_helper.rb
# frozen_string_literal: true
module SessionsHelper
def log_in(user)
session[:user_id] = user.id
end
def logged_in?
!current_user.nil?
end
def log_out
forget(current_user)
reset_session
@current_user = nil
end
def current_user
if (user_id = session[:user_id])
@current_user ||= User.find_by(id: user_id)
elsif (user_id = cookies.encrypted[:user_id])
user = User.find_by(id: user_id)
if user&.authenticated?(cookies[:remember_token])
log_in(user)
@current_user = user
end
end
end
def current_user?(user)
user && user == current_user
end
def logged_in_user
unless logged_in?
redirect_to login_path, flash: { danger: "Please sign in." }
end
end
def remember(user)
user.remember
cookies.permanent.encrypted[:user_id] = user.id
cookies.permanent[:remember_token] = user.remember_token
end
def forget(user)
user.forget
cookies.delete(:user_id)
cookies.delete(:remember_token)
end
end