/**
 * DNS Manager
 * Handles DNS record management and validation for email domains
 */

import * as plugins from '../plugins.ts';

export interface IDnsRecord {
  type: 'MX' | 'TXT' | 'A' | 'AAAA';
  name: string;
  value: string;
  priority?: number;
  ttl?: number;
}

export interface IDnsValidationResult {
  valid: boolean;
  errors: string[];
  warnings: string[];
  requiredRecords: IDnsRecord[];
}

export class DnsManager {
  /**
   * Get required DNS records for a domain
   */
  getRequiredRecords(domain: string, mailServerIp: string): IDnsRecord[] {
    return [
      {
        type: 'MX',
        name: domain,
        value: `mail.${domain}`,
        priority: 10,
        ttl: 3600,
      },
      {
        type: 'A',
        name: `mail.${domain}`,
        value: mailServerIp,
        ttl: 3600,
      },
      {
        type: 'TXT',
        name: domain,
        value: `v=spf1 mx ip4:${mailServerIp} ~all`,
        ttl: 3600,
      },
      // TODO: Add DKIM and DMARC records
    ];
  }

  /**
   * Validate DNS configuration for a domain
   */
  async validateDomain(domain: string): Promise<IDnsValidationResult> {
    const result: IDnsValidationResult = {
      valid: true,
      errors: [],
      warnings: [],
      requiredRecords: [],
    };

    // TODO: Implement actual DNS validation
    console.log(`[DnsManager] Would validate DNS for ${domain}`);

    return result;
  }
}