Chapter 8 #7
Chapter 8 #7
Conversation
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ready |
| @user = User.find_by id: params[:id] | ||
| unless @user | ||
| flash[:error] = "User not found." | ||
| redirect_to root_path and return |
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mặc định line cuối cùng trong method là ruby tự return rồi em, ko cần khai báo
| redirect_to root_path and return | |
| redirect_to root_path |
| end | ||
| # Returns true if the user is logged in, false otherwise. | ||
| def logged_in? | ||
| !current_user.nil? |
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| !current_user.nil? | |
| current_user.present? |
| def birthday_within_last_100years | ||
| return unless birthday.present? | ||
| if birthday < 100.years.ago.to_date | ||
| errors.add(:birthday, "must be within the last 100 years") |
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i18n cho mấy cái message trong model này đi e nhé
| private | ||
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| def birthday_within_last_100years | ||
| return unless birthday.present? |
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Nên đưa điều kiện đơn giản vào lúc khai báo validate ở trên nha
validate :birthday_within_last_100years, if: ->{birthday.present?}
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đừng để line trống nhiều như này e, viết như này model về sau nó sẽ dài dòng không cần thiết
| { prompt: "Select Gender" }, class: "form-control" %> | ||
| </div> | ||
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| <%= f.submit "Create my account", class: "btn btn-primary" %> |
| @@ -73,3 +78,4 @@ group :test do | |||
| gem "selenium-webdriver" | |||
| gem "webdrivers" | |||
| end | |||
| gem "rack-mini-profiler" | |||
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lỗi end line nè em, thêm line trống vào cuối file này
| user = User.find_by(email: params.dig(:session, :email)&.downcase) | ||
| if user && user.authenticate(params.dig(:session, :password)) | ||
| log_in user # Đây sẽ thiết lập session[:user_id] = user.id | ||
| redirect_to user |
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thêm flash msg báo login thành công nữa đi e
| end | ||
| def create | ||
| @user = User.new(user_params) | ||
| #byebug |
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ko có để byebug lại nhé, xóa lun e
WHAT
HOW
Sessions
Create login form
sessions/new.html.erb) with an email/password field.get "/login") and link to this form in the navbar if user is not logged in.Authenticate
session[:user_id]; otherwise, render the form with an error message.Login
logged_in?is true.Logout
/logout).session[:user_id]and redirect to root path.WHY
Evidence
-Successful Logout:
Notes
flash.nowmethod is useful for displaying error messages on rendered pages.method: :deleteordata: { turbo_method: :delete }for the logout link (depending on your JS/Turbo setup).