feat(services): uid service

Author: xidedix

projects/coreui-angular/src/lib/services/public_api.ts

@@ -4,3 +4,4 @@ export { ClassToggleService } from './class-toggle.service';
 export { LocalStorageService } from './local-storage.service';
 export { InMemoryStorageService } from './in-memory-storage.service';
 export { ColorModeService, ColorMode } from './color-mode.service';
+export { UIDService } from './uid.service';

projects/coreui-angular/src/lib/services/uid.service.spec.ts

@@ -0,0 +1,22 @@
+import { TestBed } from '@angular/core/testing';
+
+import { UIDService } from './uid.service';
+
+describe('UIDService', () => {
+  let service: UIDService;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(UIDService);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+
+  it('should return an UID string', () => {
+    expect(typeof service.getUID('test')).toBe('string');
+    expect(service.getUID('test')).toContain('test-');
+    expect(service.getUID()).toContain('random-id-');
+  });
+});

projects/coreui-angular/src/lib/services/uid.service.ts

@@ -0,0 +1,18 @@
+import { inject, Injectable } from '@angular/core';
+import { DOCUMENT } from '@angular/common';
+
+@Injectable({
+  providedIn: 'root'
+})
+export class UIDService {
+  readonly #document = inject(DOCUMENT);
+
+  getUID(prefix: string = 'random-id'): string {
+    let uid = prefix;
+    do {
+      uid = `${prefix}-${Math.floor(Math.random() * 1000000).toString(10)}`;
+    } while (this.#document.getElementById(uid));
+
+    return uid;
+  }
+}