mempool/frontend/src/app/shared/pipes/fiat-currency.pipe.ts

28 lines
855 B
TypeScript

import { formatCurrency, getCurrencySymbol } from '@angular/common';
import { Inject, LOCALE_ID, Pipe, PipeTransform } from '@angular/core';
import { Subscription } from 'rxjs';
import { StateService } from '../../services/state.service';
@Pipe({
name: 'fiatCurrency'
})
export class FiatCurrencyPipe implements PipeTransform {
fiatSubscription: Subscription;
currency: string;
constructor(
@Inject(LOCALE_ID) public locale: string,
private stateService: StateService,
) {
this.fiatSubscription = this.stateService.fiatCurrency$.subscribe((fiat) => {
this.currency = fiat;
});
}
transform(num: number, ...args: any[]): unknown {
const digits = args[0] || 1;
const currency = args[1] || this.currency || 'USD';
return new Intl.NumberFormat(this.locale, { style: 'currency', currency }).format(num);
}
}