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Angular 6 for Enterprise-Ready Web Applications

You're reading from   Angular 6 for Enterprise-Ready Web Applications Deliver production-ready and cloud-scale Angular web apps

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781786462909
Length 512 pages
Edition 1st Edition
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Author (1):
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Doguhan Uluca Doguhan Uluca
Author Profile Icon Doguhan Uluca
Doguhan Uluca
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Table of Contents (14) Chapters Close

Preface 1. Setting Up Your Development Environment FREE CHAPTER 2. Create a Local Weather Web Application 3. Prepare Angular App for Production Release 4. Staying Up to Date with Angular Updates 5. Enhance Angular App with Angular Material 6. Reactive Forms and Component Interaction 7. Create a Router-First Line-of-Business App 8. Continuous Integration and API Design 9. Design Authentication and Authorization 10. Angular App Design and Recipes 11. Highly-Available Cloud Infrastructure on AWS 12. Google Analytics and Advanced Cloud Ops 13. Other Books You May Enjoy

Using Angular Services and HttpClient to retrieve data

Now you need to connect your CurrentWeather component to the OpenWeatherMap APIs. In the upcoming sections, we will go over the following steps to accomplish this goal:

  1. Create a new Angular Service
  2. Import HttpClientModule and inject it into the service
  3. Discover the OpenWeatherMap API

  1. Create a new interface that conforms to the shape of the API
  2. Write a get request
  3. Inject the new service into the CurrentWeather component
  4. Call the service from the init function of the CurrentWeather component
  5. Finally, map the API data to the local ICurrentWeather type using RxJS functions so that it can be consumed by your component

Creating a new Angular Service

Any code that touches...

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