Merge pull request #813 from mempool/simon/significant-digits-fix

Fix for fee rounding not using locale

frontend/src/app/shared/pipes/fee-rounding/fee-rounding.pipe.ts

@@ -1,15 +1,20 @@
-import { Pipe, PipeTransform } from "@angular/core";
+import { formatNumber } from "@angular/common";
+import { Inject, LOCALE_ID, Pipe, PipeTransform } from "@angular/core";
 
 @Pipe({
   name: "feeRounding",
 })
 export class FeeRoundingPipe implements PipeTransform {
+  constructor(
+    @Inject(LOCALE_ID) private locale: string,
+  ) {}
+
   transform(fee: number): string {
     if (fee >= 100) {
-      return fee.toFixed(0);
+      return formatNumber(fee, this.locale, '1.0-0')
     } else if (fee < 10) {
-      return fee.toFixed(2);
+      return formatNumber(fee, this.locale, '1.2-2')
     }
-    return fee.toFixed(1);
+    return formatNumber(fee, this.locale, '1.1-1')
   }
 }