Switching to Angular - Third Edition

Using Angular's HTTP module

Now, let's implement the logic for importing the existing developers from GitHub. First, we will need to import HttpClientModule in our AppModule class:

import {HttpClientModule} from '@angular/common/http';
...

@NgModule({
  imports: [..., HttpClientModule],
  declarations: [...],
  providers: [...],
  bootstrap: [...]
})
class AppModule {}
...

After that, open the ch7/step-2/add_developer.ts file and enter the following imports:

import {GitHubGateway} from './github_gateway'; 

Add GitHubGateway to the list of providers of the AddDeveloper component:

@Component({ 
  ... 
  providers: [GitHubGateway] 
}) 
class AddDeveloper {...} 

As the next step, we have to include the following parameters in constructor of the class:

constructor(private ...