hi i have books_controller(action new index show create update..) by
scaffolding and i add these lines to my program
****books_controller action
def buy
@book = Book.find(params[:id])
@book.user = current_user
end
****routes.rb
map.resources :books, :collection => { :buy => :get }
****books_ index.html.erb
<%= link_to 'buy', buy_book_path(book) %>
but when i am logging to books_index page
NoMethodError in Books#index
undefined method `buy_book_path' for #<ActionView::Base:0x64a45b0>
why i'm getting this error?
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