import { Module, Global } from '@nestjs/common';
import { PassportModule } from '@nestjs/passport';
import { JwtModule } from '@nestjs/jwt';
import { ConfigModule, ConfigService } from '@nestjs/config';
import { APP_GUARD } from '@nestjs/core';
import { AuthController } from './auth.controller';
import { AuthService } from './auth.service';
import { SupabaseService } from './supabase.service';
import { JwtAuthGuard } from './guards/jwt-auth.guard';
import { UsersModule } from '../users/users.module';

@Global()
@Module({
  imports: [
    PassportModule.register({ defaultStrategy: 'jwt' }),
    JwtModule.registerAsync({
      imports: [ConfigModule],
      useFactory: async (configService: ConfigService) => {
        const secret = configService.get<string>('JWT_SECRET');
        if (!secret || secret.trim() === '') {
          throw new Error(
            'JWT_SECRET is not set or empty. Set it in .env and run Docker with: docker compose --env-file .env up -d',
          );
        }
        return {
          secret: secret.trim(),
          signOptions: {
            expiresIn: '7d',
          },
        };
      },
      inject: [ConfigService],
    }),
    UsersModule,
  ],
  controllers: [AuthController],
  providers: [
    AuthService,
    SupabaseService,
    JwtAuthGuard,
    {
      provide: APP_GUARD,
      useClass: JwtAuthGuard,
    },
  ],
  exports: [AuthService, SupabaseService, JwtAuthGuard, JwtModule],
})
export class AuthModule {}