import * as plugins from './cloudflare.plugins.js';
import { logger } from './cloudflare.logger.js';

/**
 * Adapter class that implements IConvenientDnsProvider interface
 * Delegates to RecordManager and ZoneManager internally for clean architecture
 * This allows third-party modules to use the standard DNS provider interface
 */
export class ConvenientDnsProvider implements plugins.tsclass.network.IConvenientDnsProvider {
  /**
   * The convenience property is required by IConvenientDnsProvider interface
   * It returns this instance to maintain interface compatibility
   */
  public convenience = this;

  constructor(private cfAccount: any) {}

  /**
   * Creates a new DNS record
   * @param domainNameArg - The domain name for the record
   * @param typeArg - The DNS record type
   * @param contentArg - The record content (IP address, CNAME target, etc.)
   * @param ttlArg - Time to live in seconds (default: 1 = automatic)
   * @returns Created record as raw API object
   */
  public async createRecord(
    domainNameArg: string,
    typeArg: plugins.tsclass.network.TDnsRecordType,
    contentArg: string,
    ttlArg: number = 1,
  ): Promise<any> {
    const record = await this.cfAccount.recordManager.createRecord(
      domainNameArg,
      typeArg,
      contentArg,
      ttlArg,
    );
    // Return raw API object format for interface compatibility
    return this.recordToApiObject(record);
  }

  /**
   * Updates an existing DNS record, or creates it if it doesn't exist
   * @param domainNameArg - The domain name
   * @param typeArg - The DNS record type
   * @param contentArg - The new record content
   * @param ttlArg - Time to live in seconds (default: 1 = automatic)
   * @returns Updated record as raw API object
   */
  public async updateRecord(
    domainNameArg: string,
    typeArg: plugins.tsclass.network.TDnsRecordType,
    contentArg: string,
    ttlArg: number = 1,
  ): Promise<any> {
    const record = await this.cfAccount.recordManager.updateRecord(
      domainNameArg,
      typeArg,
      contentArg,
      ttlArg,
    );
    return this.recordToApiObject(record);
  }

  /**
   * Removes a DNS record
   * @param domainNameArg - The domain name
   * @param typeArg - The DNS record type
   */
  public async removeRecord(
    domainNameArg: string,
    typeArg: plugins.tsclass.network.TDnsRecordType,
  ): Promise<any> {
    await this.cfAccount.recordManager.deleteRecord(domainNameArg, typeArg);
  }

  /**
   * Gets a specific DNS record by domain and type
   * @param domainNameArg - The domain name
   * @param typeArg - The DNS record type
   * @returns Record as raw API object or undefined if not found
   */
  public async getRecord(
    domainNameArg: string,
    typeArg: plugins.tsclass.network.TDnsRecordType,
  ): Promise<any | undefined> {
    const record = await this.cfAccount.recordManager.getRecord(domainNameArg, typeArg);
    return record ? this.recordToApiObject(record) : undefined;
  }

  /**
   * Lists all DNS records for a domain
   * @param domainNameArg - The domain name to list records for
   * @returns Array of records as raw API objects
   */
  public async listRecords(domainNameArg: string): Promise<any[]> {
    const records = await this.cfAccount.recordManager.listRecords(domainNameArg);
    return records.map((record: any) => this.recordToApiObject(record));
  }

  /**
   * Removes all DNS records of a specific type for a domain
   * @param domainNameArg - The domain name
   * @param typeArg - The DNS record type to clean
   */
  public async cleanRecord(
    domainNameArg: string,
    typeArg: plugins.tsclass.network.TDnsRecordType,
  ): Promise<void> {
    await this.cfAccount.recordManager.cleanRecords(domainNameArg, typeArg);
  }

  /**
   * Determines whether the given domain can be managed by this account
   * @param domainName - Full domain name to check (e.g., "sub.example.com")
   * @returns True if the zone for the domain exists in the account, false otherwise
   */
  public async isDomainSupported(domainName: string): Promise<boolean> {
    try {
      // Parse out the apex/zone name from the full domain
      const domain = new plugins.smartstring.Domain(domainName);
      // List zones filtered by the zone name
      const zones = await this.cfAccount.zoneManager.listZones(domain.zoneName);
      // If any zone matches, we can manage this domain
      return Array.isArray(zones) && zones.length > 0;
    } catch (error) {
      logger.log('error', `Error checking domain support for ${domainName}: ${error.message}`);
      return false;
    }
  }

  /**
   * Sets an ACME DNS challenge for domain verification
   * @param dnsChallenge - The DNS challenge object
   */
  public async acmeSetDnsChallenge(
    dnsChallenge: plugins.tsclass.network.IDnsChallenge,
  ): Promise<void> {
    await this.cfAccount.recordManager.cleanRecords(dnsChallenge.hostName, 'TXT');
    await this.cfAccount.recordManager.createRecord(
      dnsChallenge.hostName,
      'TXT',
      dnsChallenge.challenge,
      120,
    );
  }

  /**
   * Removes an ACME DNS challenge
   * @param dnsChallenge - The DNS challenge object
   */
  public async acmeRemoveDnsChallenge(
    dnsChallenge: plugins.tsclass.network.IDnsChallenge,
  ): Promise<void> {
    await this.cfAccount.recordManager.deleteRecord(dnsChallenge.hostName, 'TXT');
  }

  /**
   * Helper method to convert CloudflareRecord instance to raw API object format
   * This ensures compatibility with the IConvenientDnsProvider interface
   */
  private recordToApiObject(record: any): any {
    return {
      id: record.id,
      type: record.type,
      name: record.name,
      content: record.content,
      proxiable: record.proxiable,
      proxied: record.proxied,
      ttl: record.ttl,
      locked: record.locked,
      zone_id: record.zone_id,
      zone_name: record.zone_name,
      created_on: record.created_on,
      modified_on: record.modified_on,
    };
  }
}