Create Markdown service

src/app/markdown.service.spec.ts

@@ -0,0 +1,15 @@
+import { TestBed, inject } from '@angular/core/testing';
+
+import { MarkdownService } from './markdown.service';
+
+describe('MarkdownService', () => {
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      providers: [MarkdownService]
+    });
+  });
+
+  it('should be created', inject([MarkdownService], (service: MarkdownService) => {
+    expect(service).toBeTruthy();
+  }));
+});

src/app/markdown.service.ts

@@ -0,0 +1,14 @@
+import { Injectable } from '@angular/core';
+import { Converter } from 'showdown';
+
+@Injectable()
+export class MarkdownService {
+  private converter: Converter;
+  constructor() {
+    this.converter = new Converter();
+  }
+
+  convertToHtml(text: string) {
+    return this.converter.makeHtml(text);
+  }
+}