/**
 * Namecheap API Client - Domains Nameservers Module
 */
import { HttpClient } from './http-client.js';
import type {
  INsCreateResponse,
  INsDeleteResponse,
  INsGetInfoResponse,
  INsUpdateResponse,
  INsInfo
} from './types.js';

export class DomainsNs {
  private client: HttpClient;
  
  /**
   * Create a new Domains Nameservers API handler
   * @param client HTTP client instance
   */
  constructor(client: HttpClient) {
    this.client = client;
  }
  
  /**
   * Create a new nameserver
   * @param sld Second-level domain
   * @param tld Top-level domain
   * @param nameserver Nameserver hostname
   * @param ip Nameserver IP address
   * @returns Success status
   */
  async create(sld: string, tld: string, nameserver: string, ip: string): Promise<boolean> {
    // Make the API request
    const response = await this.client.request<INsCreateResponse>(
      'namecheap.domains.ns.create',
      {
        SLD: sld,
        TLD: tld,
        Nameserver: nameserver,
        IP: ip
      }
    );
    
    // Check if the operation was successful
    return response.ApiResponse.$.Status === 'OK';
  }
  
  /**
   * Delete a nameserver
   * @param sld Second-level domain
   * @param tld Top-level domain
   * @param nameserver Nameserver hostname
   * @returns Success status
   */
  async delete(sld: string, tld: string, nameserver: string): Promise<boolean> {
    // Make the API request
    const response = await this.client.request<INsDeleteResponse>(
      'namecheap.domains.ns.delete',
      {
        SLD: sld,
        TLD: tld,
        Nameserver: nameserver
      }
    );
    
    // Check if the operation was successful
    return response.ApiResponse.$.Status === 'OK';
  }
  
  /**
   * Get information about a nameserver
   * @param sld Second-level domain
   * @param tld Top-level domain
   * @param nameserver Nameserver hostname
   * @returns Nameserver information
   */
  async getInfo(sld: string, tld: string, nameserver: string): Promise<INsInfo> {
    // Make the API request
    const response = await this.client.request<INsGetInfoResponse>(
      'namecheap.domains.ns.getInfo',
      {
        SLD: sld,
        TLD: tld,
        Nameserver: nameserver
      }
    );
    
    // Extract nameserver information from the response
    const commandResponse = response.ApiResponse.CommandResponse[0];
    const nsInfo = commandResponse.DomainNSInfoResult[0].$;
    
    return {
      nameserver: nsInfo.Nameserver,
      ip: nsInfo.IP,
      statuses: nsInfo.Statuses?.split(',') || []
    };
  }
  
  /**
   * Update a nameserver's IP address
   * @param sld Second-level domain
   * @param tld Top-level domain
   * @param nameserver Nameserver hostname
   * @param oldIp Old IP address
   * @param newIp New IP address
   * @returns Success status
   */
  async update(
    sld: string, 
    tld: string, 
    nameserver: string, 
    oldIp: string, 
    newIp: string
  ): Promise<boolean> {
    // Make the API request
    const response = await this.client.request<INsUpdateResponse>(
      'namecheap.domains.ns.update',
      {
        SLD: sld,
        TLD: tld,
        Nameserver: nameserver,
        OldIP: oldIp,
        IP: newIp
      }
    );
    
    // Check if the operation was successful
    return response.ApiResponse.$.Status === 'OK';
  }
}