update

src/app/utils/html/html.component.ts

@@ -0,0 +1,32 @@
+import { Component, OnInit, Input } from '@angular/core';
+
+import { HttpClient, HttpHeaders } from '@angular/common/http';
+import { I18nService } from './../../services/i18n.service';
+
+@Component({
+    selector: 'app-html',
+    templateUrl: './html.component.html',
+    styleUrls: ['./html.component.scss']
+})
+export class HtmlComponent implements OnInit {
+
+    htmlTemplate: any;
+    locale: String;
+    @Input() template;
+
+    constructor(private i18n: I18nService, private httpClient: HttpClient) {
+        this.locale = this.i18n.getLocale();
+    }
+
+    ngOnInit(): void {
+        const headers = new HttpHeaders()
+            .set('content-type', 'text/html');
+        this.httpClient.get(
+            './assets/templates/' + this.template + (this.locale ? "." + this.locale : "") + ".html",
+            {
+                headers: headers,
+                responseType: 'text'
+            }).subscribe(response => this.htmlTemplate = response);
+    }
+
+}