RESTful resource routes in Ruby on Rails - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to define RESTful routes for a resource named 'articles'.

Ruby on Rails

Rails.application.routes.draw do
  resources :[1]
end

Drag options to blanks, or click blank then click option'

Aarticle

Barticles

Cposts

Darticle_list

Attempts:

3 left

💡 Hint

Common Mistakes

Using singular form instead of plural.

Using unrelated resource names.

In Rails, the resources method expects the plural form of the resource name to generate RESTful routes.

2fill in blank

medium

Complete the code to add only the 'index' and 'show' actions to the resource routes.

Ruby on Rails

Rails.application.routes.draw do
  resources :products, only: [:[1]]
end

Drag options to blanks, or click blank then click option'

Aindex, show

Bcreate, update

Cindex

Dnew, edit

Attempts:

3 left

💡 Hint

Common Mistakes

Using a string instead of an array.

Including actions not intended.

The 'only' option takes an array of actions to limit the routes generated. Here, 'index' and 'show' are the two actions.

3fill in blank

hard

Fix the error in the code to correctly nest comments inside posts.

Ruby on Rails

Rails.application.routes.draw do
  resources :posts do
    resources :[1]
  end
end

Drag options to blanks, or click blank then click option'

Acomment_list

Bcomment

Cpost_comments

Dcomments

Attempts:

3 left

💡 Hint

Common Mistakes

Using singular form for nested resources.

Using incorrect resource names.

Nested resources should use the plural form to generate correct RESTful routes for the nested resource.

4fill in blank

hard

Fill both blanks to define a custom member route named 'preview' for articles.

Ruby on Rails

Rails.application.routes.draw do
  resources :articles do
    [1] :preview, on: :[2]
  end
end

Drag options to blanks, or click blank then click option'

Amember

Bcollection

Cpost

Dget

Attempts:

3 left

💡 Hint

Common Mistakes

Confusing member and collection routes.

Using wrong HTTP verbs.

Custom member routes use 'member' and specify the HTTP verb like 'get'. Here, 'preview' is a member route accessed via GET.

5fill in blank

hard

Fill all three blanks to define nested routes for posts and comments with only 'create' and 'destroy' actions for comments.

Ruby on Rails

Rails.application.routes.draw do
  resources :posts do
    resources :comments, only: [:[1], :[2]], [3]: true
  end
end

Drag options to blanks, or click blank then click option'

Acreate

Bdestroy

Cshallow

Dindex

Attempts:

3 left

💡 Hint

Common Mistakes

Including unwanted actions in 'only'.

Forgetting to add 'shallow: true' for better route structure.

The 'only' option limits actions to 'create' and 'destroy'. The 'shallow: true' option simplifies nested routes for comments.