henryaj/Maker-Spark-Server

module UserHelper

    def current_user
        @current_user ||= User.get(session[:user_id]) if session[:user_id]            
    end

    def sign_in(email,password)
        user = User.authenticate(email,password)
        if user 
            session[:user_id] = user.id
            flash[:notice]  = "Welcome back #{current_user.email}"
        else
            flash[:errors] = ["We couldn't find that email address – make sure it's typed correctly.", "There's something wrong with your password."]
        end
        user
    end

    def user_flash_notice(cause) 
        if cause == "sign_up"
            flash[:notice]    = "Thank you for registering, #{current_user.email}"
        elsif cause == "edit_user"
            flash[:notice] = "Your details have been successfully updated"
        end
    end

    def on_signup_page
        request.path_info == "/users/sign_up"
    end

    def success_or_error_for(cause,user)
        if cause == "sign_in"
            if user
                redirect '/'          
            else
                redirect "/users/#{cause}"
            end
        else
            if user.save 
                session[:user_id] = user.id
                user_flash_notice(cause)            
                redirect '/'
            else
                flash[:errors] = @user.errors.full_messages
                redirect "/users/#{cause}" 
            end
        end
    end

end