import type {
  IProcessConfig,
  IProcessInfo,
} from './classes.tspm.js';
import type { IProcessLog } from './classes.processwrapper.js';

// Base message types
export interface IpcRequest<T = any> {
  id: string;
  method: string;
  params: T;
}

export interface IpcResponse<T = any> {
  id: string;
  success: boolean;
  result?: T;
  error?: {
    code: number;
    message: string;
    data?: any;
  };
}

// Request/Response pairs for each operation

// Start command
export interface StartRequest {
  config: IProcessConfig;
}

export interface StartResponse {
  processId: string;
  pid?: number;
  status: 'online' | 'stopped' | 'errored';
}

// Stop command
export interface StopRequest {
  id: string;
}

export interface StopResponse {
  success: boolean;
  message?: string;
}

// Restart command
export interface RestartRequest {
  id: string;
}

export interface RestartResponse {
  processId: string;
  pid?: number;
  status: 'online' | 'stopped' | 'errored';
}

// Delete command
export interface DeleteRequest {
  id: string;
}

export interface DeleteResponse {
  success: boolean;
  message?: string;
}

// List command
export interface ListRequest {
  // No parameters needed
}

export interface ListResponse {
  processes: IProcessInfo[];
}

// Describe command
export interface DescribeRequest {
  id: string;
}

export interface DescribeResponse {
  processInfo: IProcessInfo;
  config: IProcessConfig;
}

// Get logs command
export interface GetLogsRequest {
  id: string;
  lines?: number;
}

export interface GetLogsResponse {
  logs: IProcessLog[];
}

// Start all command
export interface StartAllRequest {
  // No parameters needed
}

export interface StartAllResponse {
  started: string[];
  failed: Array<{
    id: string;
    error: string;
  }>;
}

// Stop all command
export interface StopAllRequest {
  // No parameters needed
}

export interface StopAllResponse {
  stopped: string[];
  failed: Array<{
    id: string;
    error: string;
  }>;
}

// Restart all command
export interface RestartAllRequest {
  // No parameters needed
}

export interface RestartAllResponse {
  restarted: string[];
  failed: Array<{
    id: string;
    error: string;
  }>;
}

// Daemon status command
export interface DaemonStatusRequest {
  // No parameters needed
}

export interface DaemonStatusResponse {
  status: 'running' | 'stopped';
  pid?: number;
  uptime?: number;
  processCount: number;
  memoryUsage?: number;
  cpuUsage?: number;
}

// Daemon shutdown command
export interface DaemonShutdownRequest {
  graceful?: boolean;
  timeout?: number; // milliseconds
}

export interface DaemonShutdownResponse {
  success: boolean;
  message?: string;
}

// Heartbeat command
export interface HeartbeatRequest {
  // No parameters needed
}

export interface HeartbeatResponse {
  timestamp: number;
  status: 'healthy' | 'degraded';
}

// Type mappings for methods
export type IpcMethodMap = {
  start: { request: StartRequest; response: StartResponse };
  stop: { request: StopRequest; response: StopResponse };
  restart: { request: RestartRequest; response: RestartResponse };
  delete: { request: DeleteRequest; response: DeleteResponse };
  list: { request: ListRequest; response: ListResponse };
  describe: { request: DescribeRequest; response: DescribeResponse };
  getLogs: { request: GetLogsRequest; response: GetLogsResponse };
  startAll: { request: StartAllRequest; response: StartAllResponse };
  stopAll: { request: StopAllRequest; response: StopAllResponse };
  restartAll: { request: RestartAllRequest; response: RestartAllResponse };
  'daemon:status': {
    request: DaemonStatusRequest;
    response: DaemonStatusResponse;
  };
  'daemon:shutdown': {
    request: DaemonShutdownRequest;
    response: DaemonShutdownResponse;
  };
  heartbeat: { request: HeartbeatRequest; response: HeartbeatResponse };
};

// Helper type to extract request type for a method
export type RequestForMethod<M extends keyof IpcMethodMap> =
  IpcMethodMap[M]['request'];

// Helper type to extract response type for a method
export type ResponseForMethod<M extends keyof IpcMethodMap> =
  IpcMethodMap[M]['response'];