This step-by-step guide empowers developers to effortlessly integrate the @ngrx/translate library with an Angular standalone API. From setting up the project to configuring translation assets and dynamically fetching translations from the API, this tutorial provides a clear roadmap for creating a robust translation infrastructure. Enhance your Angular applications with multilingual support using this comprehensive and practical guide.
Introduction
Language localization is a crucial aspect of creating user-friendly applications, and when working with Angular, the @ngrx/translate
library stands out as a powerful tool for managing translations. In this step-by-step guide, we will explore how to seamlessly integrate @ngrx/translate
with an Angular standalone API, ensuring a smooth and efficient translation workflow.
Step 1: Setting Up Your Angular Project
Begin by creating a new Angular project using the Angular CLI:
ng new my-translate-app
cd my-translate-app
Step 2: Installing @ngrx/translate
Install the @ngrx/translate
package and its dependencies:
ng add @ngrx/store
ng add @ngrx/effects
ng add @ngrx/entity
ng add @ngrx/store-devtools
ng add @ngrx/router-store
ng add @ngrx/component-store
ng add @ngrx/translate
Step 3: Configuring Translation Assets
Create a folder for your translation assets and add translation files, such as en.json and fr.json. These files will contain key-value pairs for translations.
Step 4: Configuring the Translation Module
Set up a translation module that initializes the @ngrx/translate
library. Import the necessary modules and configure the translation assets.
import { NgModule } from '@angular/core';
import { StoreModule } from '@ngrx/store';
import { EffectsModule } from '@ngrx/effects';
import { TranslateModule, TranslateLoader } from '@ngrx/translate';
import { HttpClientModule, HttpClient } from '@angular/common/http';
import { translationReducer } from './state/translation.reducer';
import { TranslationEffects } from './state/translation.effects';
@NgModule({
declarations: [],
imports: [
HttpClientModule,
StoreModule.forFeature('translation', translationReducer),
EffectsModule.forFeature([TranslationEffects]),
TranslateModule.forRoot({
loader: {
provide: TranslateLoader,
useFactory: (http: HttpClient) => new TranslateHttpLoader(http, './assets/i18n/', '.json'),
deps: [HttpClient],
},
}),
],
exports: [TranslateModule],
})
export class TranslationModule {}
Step 5: Loading Translations in App Initialization
Configure your Angular application to load translations during initialization. Update your app.module.ts:
import { BrowserModule } from '@angular/platform-browser';
import { NgModule } from '@angular/core';
import { AppComponent } from './app.component';
import { TranslationModule } from './translation/translation.module';
import { StoreModule } from '@ngrx/store';
import { EffectsModule } from '@ngrx/effects';
@NgModule({
declarations: [AppComponent],
imports: [
BrowserModule,
TranslationModule,
StoreModule.forRoot({}),
EffectsModule.forRoot([]),
],
bootstrap: [AppComponent],
})
export class AppModule {}
Step 6: Using Translations in Components
Now, you can use translations in your components. Import the TranslateService
and use it to get translations dynamically:
import { Component } from '@angular/core';
import { TranslateService } from '@ngrx/translate';
@Component({
selector: 'app-my-component',
template: `
<div>
<p>{{ 'HELLO' | translate }}</p>
</div>
`,
})
export class MyComponent {
constructor(private translateService: TranslateService) {}
}
Step 7: Fetching Translations from the API
If your translations are hosted on a standalone API, update the translation loader to fetch translations dynamically:
import { TranslateHttpLoader } from '@ngrx/translate/http-loader';
import { HttpClient } from '@angular/common/http';
@NgModule({
imports: [
TranslateModule.forRoot({
loader: {
provide: TranslateLoader,
useFactory: (http: HttpClient) => new TranslateHttpLoader(http, '/api/translations', ''),
deps: [HttpClient],
},
}),
],
})
export class TranslationModule {}
Conclusion
Integrating @ngrx/translate
with an Angular standalone API allows you to manage translations seamlessly in your Angular applications. By following this step-by-step guide, you've set up a robust translation infrastructure that fetches translations dynamically from your API. This approach ensures that your application remains flexible and easily maintainable as it adapts to diverse language requirements. Happy coding!
History
- 14th January, 2024: Initial version