Initial commit

apps/backend/src/config/config.service.ts

@@ -0,0 +1,102 @@
+import { Injectable } from '@nestjs/common';
+import { ConfigService as NestConfigService } from '@nestjs/config';
+import type { AppConfig, NodeEnv } from './config.types';
+
+@Injectable()
+export class AppConfigService {
+  private readonly config: AppConfig;
+
+  constructor(private readonly nestConfig: NestConfigService<AppConfig, true>) {
+    this.config = {
+      nodeEnv: this.nestConfig.getOrThrow('nodeEnv', { infer: true }),
+      port: this.nestConfig.getOrThrow('port', { infer: true }),
+      appBaseUrl: this.nestConfig.getOrThrow('appBaseUrl', { infer: true }),
+      frontendBaseUrl: this.nestConfig.getOrThrow('frontendBaseUrl', {
+        infer: true,
+      }),
+      trustProxy: this.nestConfig.getOrThrow('trustProxy', { infer: true }),
+      database: this.nestConfig.getOrThrow('database', { infer: true }),
+      oidc: this.nestConfig.getOrThrow('oidc', { infer: true }),
+      session: this.nestConfig.getOrThrow('session', { infer: true }),
+      corsOrigins: this.nestConfig.getOrThrow('corsOrigins', { infer: true }),
+      csrfHeaderName: this.nestConfig.getOrThrow('csrfHeaderName', {
+        infer: true,
+      }),
+      logLevel: this.nestConfig.getOrThrow('logLevel', { infer: true }),
+      swaggerEnabled: this.nestConfig.getOrThrow('swaggerEnabled', {
+        infer: true,
+      }),
+      rateLimit: this.nestConfig.getOrThrow('rateLimit', { infer: true }),
+    };
+  }
+
+  get nodeEnv(): NodeEnv {
+    return this.config.nodeEnv;
+  }
+
+  get isProduction(): boolean {
+    return this.config.nodeEnv === 'production';
+  }
+
+  get port(): number {
+    return this.config.port;
+  }
+
+  get appBaseUrl(): string {
+    return this.config.appBaseUrl;
+  }
+
+  get frontendBaseUrl(): string {
+    return this.config.frontendBaseUrl;
+  }
+
+  get trustProxy(): boolean {
+    return this.config.trustProxy;
+  }
+
+  get database(): AppConfig['database'] {
+    return this.config.database;
+  }
+
+  get oidc(): AppConfig['oidc'] {
+    return this.config.oidc;
+  }
+
+  get session(): AppConfig['session'] {
+    return this.config.session;
+  }
+
+  get corsOrigins(): string[] {
+    return this.config.corsOrigins;
+  }
+
+  get csrfHeaderName(): string {
+    return this.config.csrfHeaderName;
+  }
+
+  get logLevel(): string {
+    return this.config.logLevel;
+  }
+
+  get swaggerEnabled(): boolean {
+    return this.config.swaggerEnabled;
+  }
+
+  get rateLimit(): AppConfig['rateLimit'] {
+    return this.config.rateLimit;
+  }
+
+  /**
+   * @deprecated Use rateLimit.global.windowSeconds.
+   */
+  get rateLimitWindowSeconds(): number {
+    return this.config.rateLimit.global.windowSeconds;
+  }
+
+  /**
+   * @deprecated Use rateLimit.global.maxRequests.
+   */
+  get rateLimitMaxRequests(): number {
+    return this.config.rateLimit.global.maxRequests;
+  }
+}