/Tech-Era

The goal of this coding exam is to quickly get you off the ground with Fetching and Routing.

Primary LanguageJavaScript

The goal of this coding exam is to quickly get you off the ground with Fetching and Routing.

Refer to the images below:

Success View

success view

Failure View

failure view

Design Files

Click to view

Set Up Instructions

Click to view
  • Download dependencies by running npm install
  • Start up the app using npm start

Completion Instructions

Functionality to be added

The app must have the following functionalities

  • When the app is opened initially, Home Route should be displayed

  • Home Route

    • When the Home Route is opened,
      • An HTTP GET request should be made to the coursesApiUrl
        • The loader should be displayed while the HTTP request is fetching the data
        • If the HTTP GET request made is successful, then the list of courses received in response should be displayed
        • If the HTTP GET request made is unsuccessful, then the Failure view should be displayed
          • When the Retry button is clicked, then an HTTP GET request should be made to coursesApiUrl
    • When a course is clicked, then the page should be navigated to the Course Item Details Route

  • Course Item Details Route

    • When the Course Item Details Route is opened,
      • An HTTP GET request should be made to the courseDetailsApiUrl with the id as path parameter
        • The loader should be displayed while the HTTP request is fetching the data
        • If the HTTP GET request made is successful, then the course details received in response should be displayed
        • If the HTTP GET request made is unsuccessful, then the Failure view should be displayed
          • When the Retry button is clicked, then an HTTP GET request should be made to courseDetailsApiUrl

  • Not Found Route

    • When a random path is provided in the URL, then the page should be navigated to the Not Found Route

  • When the website logo image is clicked, then the page should be navigated to the Home Route

API Requests & Responses

coursesApiUrl

API: https://apis.ccbp.in/te/courses

Method: GET

Description:

Returns a response containing the list of all courses

Response:

{
  "courses": [
      {
        "id": "736d1108-d98b-482f-bfd6-234498c3571f",
        "name": "HTML",
        "logo_url": "https://assets.ccbp.in/frontend/react-js/tech-era/html-logo-img.png"
      },
       ...
  ],
  "total": 16
}

courseDetailsApiUrl

API: https://apis.ccbp.in/te/courses/:id

Method: GET

Description:

Returns a response containing details of the course

Response:

{
  "course_details": {
    "id": "736d1108-d98b-482f-bfd6-234498c3571f",
    "name": "HTML",
    "image_url": "https://assets.ccbp.in/frontend/react-js/tech-era/html-img.png",
    "description": "The HyperText Markup Language or HTML is the standard markup language for documents designed to be displayed in a web browser. It can be assisted by technologies such as Cascading Style Sheets (CSS) and scripting languages such as JavaScript. Web browsers receive HTML documents from a web server or local storage and render the documents into multimedia web pages."
  }
}

Important Note

Click to view

The following instructions are required for the tests to pass

  • Home Route should consist of / in the URL path
  • Course Item Details Route should consist of /courses/:id in the URL path
  • No need to use the BrowserRouter in App.js as we have already included in the index.js file
  • Wrap the Loader component with an HTML container element and add the data-testid attribute value as loader to it
  • Each course logo image in the Home Route should have the alt as the value of the key "name" from each course object in the courses list
  • Each course image in the Course Item Details Route should have the alt as the value of the key "name" in the course details object

Resources

Image URLs
Colors
Hex: #f1f5f9
Hex: #1e293b
Hex: #475569
Hex: #ffffff
Hex: #4656a1
Hex: #64748b
Hex: #e8e8e8
Font-families
  • Roboto

Things to Keep in Mind

  • All components you implement should go in the src/components directory.
  • Don't change the component folder names as those are the files being imported into the tests.
  • Do not remove the pre-filled code
  • Want to quickly review some of the concepts you’ve been learning? Take a look at the Cheat Sheets.