/**
 * Bottleneck Detection - System performance bottleneck analysis
 */

import { EventEmitter } from 'eventemitter3';

import { PerformanceMetrics, Bottleneck, OperationResult } from '../types';

export class BottleneckDetection extends EventEmitter {
  private _metrics: PerformanceMetrics[] = [];

  constructor() {
    super();
  }

  async initialize(): Promise<OperationResult> {
    return { success: true, message: 'Bottleneck Detection initialized' };
  }

  async analyzeBottlenecks(metrics: PerformanceMetrics): Promise<Bottleneck[]> {
    const bottlenecks: Bottleneck[] = [];

    if (metrics.memoryUsage > 0.8) {
      bottlenecks.push({
        type: 'memory',
        severity: 'high',
        description: 'High memory usage detected',
        affectedComponents: ['memory-manager'],
        suggestedActions: [
          'Optimize memory usage',
          'Increase memory allocation',
        ],
        detectedAt: new Date(),
      });
    }

    return bottlenecks;
  }

  async shutdown(): Promise<OperationResult> {
    return {
      success: true,
      message: 'Bottleneck Detection shutdown completed',
    };
  }
}