/**
 * MCPToolWrapper Class
 * 
 * Wraps all MCP tools for use within the Hive Mind system,
 * providing a unified interface for swarm coordination, neural processing,
 * and memory management.
 */

import { EventEmitter } from 'events';
import { exec } from 'child_process';
import { promisify } from 'util';
import { getErrorMessage } from '../../utils/type-guards.js';

const execAsync = promisify(exec);

interface MCPToolResponse {
  success: boolean;
  data?: any;
  error?: string;
}

export class MCPToolWrapper extends EventEmitter {
  private toolPrefix = 'mcp__ruv-swarm__';
  private isInitialized = false;

  constructor() {
    super();
  }

  /**
   * Initialize MCP tools
   */
  async initialize(): Promise<void> {
    try {
      // Check if MCP tools are available
      await this.checkToolAvailability();
      this.isInitialized = true;
      this.emit('initialized');
    } catch (error) {
      this.emit('error', error);
      throw error;
    }
  }

  /**
   * Check if MCP tools are available
   */
  private async checkToolAvailability(): Promise<void> {
    try {
      const { stdout } = await execAsync('npx ruv-swarm --version');
      if (!stdout) {
        throw new Error('ruv-swarm MCP tools not found');
      }
    } catch (error) {
      throw new Error('MCP tools not available. Please ensure ruv-swarm is installed.');
    }
  }

  /**
   * Execute MCP tool via CLI
   */
  private async executeTool(toolName: string, params: any): Promise<MCPToolResponse> {
    try {
      const command = `npx ruv-swarm mcp-execute ${toolName} '${JSON.stringify(params)}'`;
      const { stdout, stderr } = await execAsync(command);
      
      if (stderr) {
        return { success: false, error: stderr };
      }
      
      const result = JSON.parse(stdout);
      return { success: true, data: result };
      
    } catch (error) {
      return { success: false, error: getErrorMessage(error) };
    }
  }

  // Swarm coordination tools

  async initSwarm(params: {
    topology: string;
    maxAgents?: number;
    strategy?: string;
  }): Promise<any> {
    return this.executeTool('swarm_init', params);
  }

  async spawnAgent(params: {
    type: string;
    name?: string;
    swarmId?: string;
    capabilities?: string[];
  }): Promise<any> {
    return this.executeTool('agent_spawn', params);
  }

  async orchestrateTask(params: {
    task: string;
    priority?: string;
    strategy?: string;
    dependencies?: string[];
  }): Promise<any> {
    return this.executeTool('task_orchestrate', params);
  }

  async getSwarmStatus(swarmId?: string): Promise<any> {
    return this.executeTool('swarm_status', { swarmId });
  }

  async monitorSwarm(params: {
    swarmId?: string;
    interval?: number;
  }): Promise<any> {
    return this.executeTool('swarm_monitor', params);
  }

  // Neural and pattern tools

  async analyzePattern(params: {
    action: string;
    operation?: string;
    metadata?: any;
  }): Promise<any> {
    return this.executeTool('neural_patterns', params);
  }

  async trainNeural(params: {
    pattern_type: string;
    training_data: string;
    epochs?: number;
  }): Promise<any> {
    return this.executeTool('neural_train', params);
  }

  async predict(params: {
    modelId: string;
    input: string;
  }): Promise<any> {
    return this.executeTool('neural_predict', params);
  }

  async getNeuralStatus(modelId?: string): Promise<any> {
    return this.executeTool('neural_status', { modelId });
  }

  // Memory management tools

  async storeMemory(params: {
    action: 'store';
    key: string;
    value: string;
    namespace?: string;
    ttl?: number;
  }): Promise<any> {
    return this.executeTool('memory_usage', params);
  }

  async retrieveMemory(params: {
    action: 'retrieve';
    key: string;
    namespace?: string;
  }): Promise<any> {
    const result = await this.executeTool('memory_usage', params);
    return result.success ? result.data : null;
  }

  async searchMemory(params: {
    pattern: string;
    namespace?: string;
    limit?: number;
  }): Promise<any> {
    return this.executeTool('memory_search', params);
  }

  async deleteMemory(params: {
    action: 'delete';
    key: string;
    namespace?: string;
  }): Promise<any> {
    return this.executeTool('memory_usage', params);
  }

  async listMemory(params: {
    action: 'list';
    namespace?: string;
  }): Promise<any> {
    return this.executeTool('memory_usage', params);
  }

  // Performance and monitoring tools

  async getPerformanceReport(params?: {
    format?: string;
    timeframe?: string;
  }): Promise<any> {
    return this.executeTool('performance_report', params || {});
  }

  async analyzeBottlenecks(params?: {
    component?: string;
    metrics?: string[];
  }): Promise<any> {
    return this.executeTool('bottleneck_analyze', params || {});
  }

  async getTokenUsage(params?: {
    operation?: string;
    timeframe?: string;
  }): Promise<any> {
    return this.executeTool('token_usage', params || {});
  }

  // Agent management tools

  async listAgents(swarmId?: string): Promise<any> {
    return this.executeTool('agent_list', { swarmId });
  }

  async getAgentMetrics(agentId: string): Promise<any> {
    return this.executeTool('agent_metrics', { agentId });
  }

  // Task management tools

  async getTaskStatus(taskId: string): Promise<any> {
    return this.executeTool('task_status', { taskId });
  }

  async getTaskResults(taskId: string): Promise<any> {
    return this.executeTool('task_results', { taskId });
  }

  // Advanced coordination tools

  async optimizeTopology(swarmId?: string): Promise<any> {
    return this.executeTool('topology_optimize', { swarmId });
  }

  async loadBalance(params: {
    swarmId?: string;
    tasks: any[];
  }): Promise<any> {
    return this.executeTool('load_balance', params);
  }

  async syncCoordination(swarmId?: string): Promise<any> {
    return this.executeTool('coordination_sync', { swarmId });
  }

  async scaleSwarm(params: {
    swarmId?: string;
    targetSize: number;
  }): Promise<any> {
    return this.executeTool('swarm_scale', params);
  }

  // SPARC mode integration

  async runSparcMode(params: {
    mode: string;
    task_description: string;
    options?: any;
  }): Promise<any> {
    return this.executeTool('sparc_mode', params);
  }

  // Workflow tools

  async createWorkflow(params: {
    name: string;
    steps: any[];
    triggers?: any[];
  }): Promise<any> {
    return this.executeTool('workflow_create', params);
  }

  async executeWorkflow(params: {
    workflowId: string;
    params?: any;
  }): Promise<any> {
    return this.executeTool('workflow_execute', params);
  }

  // GitHub integration tools

  async analyzeRepository(params: {
    repo: string;
    analysis_type?: string;
  }): Promise<any> {
    return this.executeTool('github_repo_analyze', params);
  }

  async manageGitHubPR(params: {
    repo: string;
    action: string;
    pr_number?: number;
  }): Promise<any> {
    return this.executeTool('github_pr_manage', params);
  }

  // Dynamic Agent Architecture tools

  async createDynamicAgent(params: {
    agent_type: string;
    capabilities?: string[];
    resources?: any;
  }): Promise<any> {
    return this.executeTool('daa_agent_create', params);
  }

  async matchCapabilities(params: {
    task_requirements: string[];
    available_agents?: any[];
  }): Promise<any> {
    return this.executeTool('daa_capability_match', params);
  }

  // System tools

  async runBenchmark(suite?: string): Promise<any> {
    return this.executeTool('benchmark_run', { suite });
  }

  async collectMetrics(components?: string[]): Promise<any> {
    return this.executeTool('metrics_collect', { components });
  }

  async analyzeTrends(params: {
    metric: string;
    period?: string;
  }): Promise<any> {
    return this.executeTool('trend_analysis', params);
  }

  async analyzeCost(timeframe?: string): Promise<any> {
    return this.executeTool('cost_analysis', { timeframe });
  }

  async assessQuality(params: {
    target: string;
    criteria?: string[];
  }): Promise<any> {
    return this.executeTool('quality_assess', params);
  }

  async healthCheck(components?: string[]): Promise<any> {
    return this.executeTool('health_check', { components });
  }

  // Batch operations

  async batchProcess(params: {
    items: any[];
    operation: string;
  }): Promise<any> {
    return this.executeTool('batch_process', params);
  }

  async parallelExecute(tasks: any[]): Promise<any> {
    return this.executeTool('parallel_execute', { tasks });
  }

  /**
   * Generic tool execution for custom tools
   */
  async executeMCPTool(toolName: string, params: any): Promise<any> {
    return this.executeTool(toolName, params);
  }

  /**
   * Helper to format tool responses
   */
  private formatResponse(response: MCPToolResponse): any {
    if (response.success) {
      return response.data;
    } else {
      throw new Error(`MCP Tool Error: ${response.error}`);
    }
  }
}