Intelligent Automation.
Enterprise-Grade Orchestration.

import {
  INodeType,
  INodeTypeDescription,
  INodeExecutionData,
  IExecuteFunctions,
  NodeOperationError,
} from 'n8n-workflow';

export class IHexeVaultSyncNode implements INodeType {
  description: INodeTypeDescription = {
    displayName: 'iHexe Vault Sync',
    name: 'ihexeVaultSync',
    icon: 'file:ihexe.svg',
    group: ['transform'],
    version: 1,
    description: 'High-concurrency VPC bridge for enterprise LLMs and legacy mainframes',
    defaults: { name: 'Vault Sync' },
    inputs: ['main'],
    outputs: ['main'],
    credentials: [
      { name: 'ihexeVpcApiToken', required: true }
    ],
    properties: [
      {
        displayName: 'Target Mainframe System',
        name: 'targetSystem',
        type: 'options',
        options: [
          { name: 'SAP Core ERP', value: 'sap_erp' },
          { name: 'Oracle Financial Vault', value: 'oracle_vault' },
          { name: 'Proprietary SQL Ledger', value: 'custom_sql' },
        ],
        default: 'sap_erp',
      },
      {
        displayName: 'Encryption Algorithm',
        name: 'encryption',
        type: 'options',
        options: [
          { name: 'AES-256-GCM (FIPS 140-2)', value: 'aes256' },
          { name: 'ChaCha20-Poly1305', value: 'chacha20' },
        ],
        default: 'aes256',
      }
    ]
  };

  async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
    const items = this.getInputData();
    const returnData: INodeExecutionData[] = [];
    const credentials = await this.getCredentials('ihexeVpcApiToken');

    for (let i = 0; i < items.length; i++) {
      try {
        const payload = items[i].json;
        // Zero-copy transformation & encrypted VPC tokenization
        const transformedData = await this.helpers.request({
          method: 'POST',
          url: 'https://vpc-internal.ihexe.internal/v1/orchestrate',
          headers: {
            'Authorization': `Bearer ${credentials.token}`,
            'X-iHexe-Trace-ID': `trc_${Date.now()}_${i}`,
          },
          body: payload,
          json: true,
        });

        returnData.push({ json: transformedData });
      } catch (error: any) {
        throw new NodeOperationError(this.getNode(), error, { itemIndex: i });
      }
    }

    return [returnData];
  }
}