import { Module } from '@nestjs/common';
import { APP_FILTER } from '@nestjs/core';
import { LoggerModule } from 'nestjs-pino';

import { ApiExceptionFilter } from './common/api-exception.filter';
import { AppConfig } from './config/app-config.service';
import { ConfigModule } from './config/config.module';
import { HealthModule } from './health/health.module';

@Module({
  imports: [
    ConfigModule,
    LoggerModule.forRootAsync({
      inject: [AppConfig],
      useFactory: (config: AppConfig) => ({
        pinoHttp: {
          level: config.env.LOG_LEVEL,
          // Human-readable logs in local development, JSON everywhere else.
          transport: config.env.NODE_ENV === 'development' ? { target: 'pino-pretty' } : undefined,
          autoLogging: config.env.NODE_ENV !== 'test',
          // Request bodies are never logged (operations.md logging rules).
          redact: { paths: ['req.headers.authorization', 'req.headers.cookie'], remove: true },
        },
      }),
    }),
    HealthModule,
  ],
  providers: [{ provide: APP_FILTER, useClass: ApiExceptionFilter }],
})
export class AppModule {}