refactor backend names

backend/src/collections/user-db/user-db.module.ts

@@ -0,0 +1,69 @@
+import { Logger, Module, OnModuleInit } from '@nestjs/common';
+import { TypeOrmModule } from '@nestjs/typeorm';
+import { HasFailed } from 'picsur-shared/dist/types';
+import { generateRandomString } from 'picsur-shared/dist/util/random';
+import { AuthConfigService } from '../../config/early/auth.config.service';
+import { EarlyConfigModule } from '../../config/early/early-config.module';
+import { EUserBackend } from '../../models/entities/user.entity';
+import { PreferenceModule } from '../preference-db/preference-db.module';
+import { RolesModule } from '../role-db/role-db.module';
+import { UsersService } from './user-db.service';
+
+@Module({
+  imports: [
+    EarlyConfigModule,
+    RolesModule,
+    PreferenceModule,
+    TypeOrmModule.forFeature([EUserBackend]),
+  ],
+  providers: [UsersService],
+  exports: [UsersService],
+})
+export class UsersModule implements OnModuleInit {
+  private readonly logger = new Logger('UsersModule');
+
+  constructor(
+    private usersService: UsersService,
+    private authConfigService: AuthConfigService,
+  ) {}
+
+  async onModuleInit() {
+    await this.ensureUserExists(
+      'guest',
+      // Guest should never be able to login
+      // It should be prevented even if you know the password
+      // But to be sure, we set it to a random string
+      generateRandomString(128),
+      ['guest'],
+    );
+    await this.ensureUserExists(
+      'admin',
+      this.authConfigService.getDefaultAdminPassword(),
+      ['user', 'admin'],
+    );
+  }
+
+  private async ensureUserExists(
+    username: string,
+    password: string,
+    roles: string[],
+  ) {
+    this.logger.debug(`Ensuring user "${username}" exists`);
+
+    const exists = await this.usersService.exists(username);
+    if (exists) return;
+
+    const newUser = await this.usersService.create(
+      username,
+      password,
+      roles,
+      true,
+    );
+    if (HasFailed(newUser)) {
+      this.logger.error(
+        `Failed to create user "${username}" because: ${newUser.getReason()}`,
+      );
+      return;
+    }
+  }
+}