import { Injectable } from '@nestjs/common';
import { ConfigService } from '@nestjs/config';

@Injectable()
export class EnvironmentService {
  constructor(private configService: ConfigService) {}

  getNodeEnv(): string {
    return this.configService.get<string>('NODE_ENV', 'development');
  }

  getAppUrl(): string {
    return (
      this.configService.get<string>('APP_URL') ||
      'http://localhost:' + this.getPort()
    );
  }

  getPort(): number {
    return parseInt(this.configService.get<string>('PORT', '3000'));
  }

  getAppSecret(): string {
    return this.configService.get<string>('APP_SECRET');
  }

  getDatabaseURL(): string {
    return this.configService.get<string>('DATABASE_URL');
  }

  getRedisUrl(): string {
    return this.configService.get<string>(
      'REDIS_URL',
      'redis://localhost:6379',
    );
  }

  getJwtTokenExpiresIn(): string {
    return this.configService.get<string>('JWT_TOKEN_EXPIRES_IN', '30d');
  }

  getStorageDriver(): string {
    return this.configService.get<string>('STORAGE_DRIVER', 'local');
  }

  getAwsS3AccessKeyId(): string {
    return this.configService.get<string>('AWS_S3_ACCESS_KEY_ID');
  }

  getAwsS3SecretAccessKey(): string {
    return this.configService.get<string>('AWS_S3_SECRET_ACCESS_KEY');
  }

  getAwsS3Region(): string {
    return this.configService.get<string>('AWS_S3_REGION');
  }

  getAwsS3Bucket(): string {
    return this.configService.get<string>('AWS_S3_BUCKET');
  }

  getAwsS3Endpoint(): string {
    return this.configService.get<string>('AWS_S3_ENDPOINT');
  }

  getAwsS3Url(): string {
    return this.configService.get<string>('AWS_S3_URL');
  }

  getMailDriver(): string {
    return this.configService.get<string>('MAIL_DRIVER', 'log');
  }

  getMailHost(): string {
    return this.configService.get<string>('MAIL_HOST');
  }

  getMailPort(): number {
    return parseInt(this.configService.get<string>('MAIL_PORT'));
  }

  getMailUsername(): string {
    return this.configService.get<string>('MAIL_USERNAME');
  }

  getMailPassword(): string {
    return this.configService.get<string>('MAIL_PASSWORD');
  }

  getMailFromAddress(): string {
    return this.configService.get<string>('MAIL_FROM_ADDRESS');
  }

  getMailFromName(): string {
    return this.configService.get<string>('MAIL_FROM_NAME');
  }

  getPostmarkToken(): string {
    return this.configService.get<string>('POSTMARK_TOKEN');
  }

  isCloud(): boolean {
    const cloudConfig = this.configService
      .get<string>('CLOUD', 'false')
      .toLowerCase();
    return cloudConfig === 'true';
  }

  isSelfHosted(): boolean {
    return !this.isCloud();
  }
}