/* eslint-disable @typescript-eslint/naming-convention */
/* eslint-disable no-console */

import type { NodeObject } from 'jsonld';
import type { SKLEngine } from '../index';
import { customCapabilities } from '../index';
import type { JSONObject } from '../util/Types';

// Example 1: Simple custom capability
customCapabilities.register('greetUser', async(args: JSONObject): Promise<NodeObject> => ({
  '@type': 'GreetingResult',
  '@value': `Hello, ${args.name as string}! Welcome to SKL Engine.`
}));

// Example 2: Custom capability that uses SKL Engine instance
customCapabilities.register(
  'countEntitiesWithProcessing',
  async(args: JSONObject, sklEngine: SKLEngine): Promise<NodeObject> => {
    try {
      // Use the SKL engine to count entities
      const count = await sklEngine.count(args);

      // Add some processing
      const processedCount = count * 2;

      return {
        '@type': 'ProcessedCountResult',
        '@value': {
          originalCount: count,
          processedCount,
          timestamp: new Date().toISOString()
        }
      };
    } catch (error: unknown) {
      return {
        '@type': 'ErrorResult',
        '@value': {
          error: error instanceof Error ? error.message : 'Unknown error',
          timestamp: new Date().toISOString()
        }
      };
    }
  }
);

// Example 3: Custom capability that returns multiple results
customCapabilities.register(
  'generateMultipleGreetings',
  async(args: JSONObject): Promise<NodeObject[]> => {
    const names = args.names as string[] || [];

    return names.map((name, index) => ({
      '@type': 'IndexedGreeting',
      '@value': {
        index,
        message: `Hello, ${name}!`,
        timestamp: new Date().toISOString()
      }
    }));
  }
);

// Usage example:
console.log('Custom capabilities registered:');
console.log('- greetUser');
console.log('- countEntitiesWithProcessing');
console.log('- generateMultipleGreetings');

console.log('\nAll registered capabilities:', customCapabilities.getAll());

// Check if capabilities exist
console.log('\nCapability checks:');
console.log('greetUser exists:', customCapabilities.has('greetUser'));
console.log('nonExistent exists:', customCapabilities.has('nonExistent'));

export { };