Build routes for Amber automatically

routes.cr

def build_url
  case verb
  when "get"
    case action_name
    when :index then "/"
    when :show then "/:#{param}"
    when :new then "/new"
    when :edit then "/:#{param}/edit"
    end
  when "post"
    case action_name
    when :create then "/"
    end
  when "patch", "put"
    case action_name
    when :update then "/:#{param}"
    end
  when "delete"
    case action_name
    when :destroy then "/:#{param}"
    end
  end
end

Amber::Server.configure do |app|
  pipeline :web do
    plug Amber::Pipe::Error.new
    plug Amber::Pipe::Logger.new
    plug Amber::Pipe::Session.new
    plug Amber::Pipe::Flash.new
    plug Amber::Pipe::CSRF.new
  end

  routes :web do

    # <%= verb => <%= class_name %>Controller, :<%= action_name %>
    # builds to /<%= class_name %>/<%= action_name %>
    get UserController, :login # => /user/login
    get UserController, :logout # => /user/logout
    post UserController, :register # => /user/register

    # verb <%= class_name %>Controller, :<%= action_name %>, with: :<%= param =>
    # builds to /<%= class_name.pluralize %>/<%= build_url %>
    get PostController, :index # => /posts
    get PostController, :show, with: :id # => /posts/:id
    get PostController, :new, with: :id # => /posts/new
    post PostController, :create # => /posts
    get PostController, :edit, with: :id # => /posts/:id/edit
    put PostController, :update, with: :id # => /posts/:id
    delete PostController, :destroy, with: :id # => /posts/:id
    
    # Already exist, Yeah!
    resources PostController, "/posts"

    # But we can try to implement something simpler like:
    resources PostController
    # Using: something like:
    # resources <%= class_name %>Controller, <%= class_name.plurilize %>
  end
end