feat(wa-sqlite): db initiallization

src/app/app.config.ts

@@ -1,11 +1,16 @@
-import { ApplicationConfig, provideBrowserGlobalErrorListeners } from '@angular/core';
+import { ApplicationConfig, inject, provideAppInitializer, provideBrowserGlobalErrorListeners } from '@angular/core';
 import { provideRouter } from '@angular/router';
 
 import { routes } from './app.routes';
 import { WebSqlite } from 'angular-web-sqlite';
+import { Sqlite } from './services/sqlite';
 
 export const appConfig: ApplicationConfig = {
   providers: [
+    provideAppInitializer(() => {
+      const sqlite = inject(Sqlite);
+      return sqlite.initializeDatabase('gptdb');
+    }),
     {provide: WebSqlite, useClass: WebSqlite},
     provideBrowserGlobalErrorListeners(),
     provideRouter(routes)

src/app/services/sqlite.spec.ts

@@ -0,0 +1,16 @@
+import { TestBed } from '@angular/core/testing';
+
+import { Sqlite } from './sqlite';
+
+describe('Sqlite', () => {
+  let service: Sqlite;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({});
+    service = TestBed.inject(Sqlite);
+  });
+
+  it('should be created', () => {
+    expect(service).toBeTruthy();
+  });
+});

src/app/services/sqlite.ts

@@ -0,0 +1,14 @@
+import { inject, Injectable } from '@angular/core';
+import { WebSqlite } from 'angular-web-sqlite';
+
+@Injectable({
+  providedIn: 'root',
+})
+export class Sqlite {
+  private readonly webSqlite = inject(WebSqlite)
+
+  initializeDatabase(dbName: string) {
+    return this.webSqlite.init(dbName);
+  }
+
+}