1 files changed, 48 insertions, 0 deletions
diff --git a/webapp/src/app/@theme/components/theme-switcher/theme-switcher.component.ts b/webapp/src/app/@theme/components/theme-switcher/theme-switcher.component.ts
new file mode 100644
index 0000000..e84b942
--- /dev/null
+++ b/webapp/src/app/@theme/components/theme-switcher/theme-switcher.component.ts
@@ -0,0 +1,48 @@
+import { Component, OnInit } from '@angular/core';
+import { NbThemeService } from '@nebular/theme';
+import { NbJSThemeOptions } from '@nebular/theme/services/js-themes/theme.options';
+import { AnalyticsService } from '../../../@core/utils/analytics.service';
+
+@Component({
+  selector: 'ngx-theme-switcher',
+  styleUrls: ['./theme-switcher.component.scss'],
+  template: `
+    <label class="theme-switch">
+      <span class="light">Light</span>
+      <div class="switch">
+        <input type="checkbox" [checked]="currentBoolTheme()" (change)="toggleTheme(theme.checked)" #theme>
+        <span class="slider"></span>
+      </div>
+      <span class="cosmic">Cosmic</span>
+    </label>
+  `,
+})
+export class ThemeSwitcherComponent implements OnInit {
+  theme: NbJSThemeOptions;
+
+  constructor(private themeService: NbThemeService, private analyticsService: AnalyticsService) {
+  }
+
+  ngOnInit() {
+    this.themeService.getJsTheme()
+      .subscribe((theme: NbJSThemeOptions) => this.theme = theme);
+  }
+
+  toggleTheme(theme: boolean) {
+    const boolTheme = this.boolToTheme(theme);
+    this.themeService.changeTheme(boolTheme);
+    this.analyticsService.trackEvent('switchTheme');
+  }
+
+  currentBoolTheme() {
+    return this.themeToBool(this.theme);
+  }
+
+  private themeToBool(theme: NbJSThemeOptions) {
+    return theme.name === 'cosmic';
+  }
+
+  private boolToTheme(theme: boolean) {
+    return theme ? 'cosmic' : 'default';
+  }
+}