import type { RawMessage } from '@runtime/shared/chat-model';

export type RuntimeRefreshTopic =
  | 'providers'
  | 'models'
  | 'agents'
  | 'channels'
  | 'channel-targets';

/// Gateway 向 Renderer 推送的事件类型
export type GatewayEvent =
  | {
      type: 'chat:delta';
      sessionKey: string;
      runId: string;
      delta: string;
    }
  | {
      type: 'chat:final';
      sessionKey: string;
      runId: string;
      message: RawMessage;
    }
  | {
      type: 'chat:error';
      sessionKey: string;
      runId: string;
      error: string;
    }
  | {
      type: 'chat:aborted';
      sessionKey: string;
      runId: string;
    }
  | {
      type: 'gateway:status';
      status: 'connected' | 'disconnected' | 'reconnecting';
    }
  | {
      type: 'runtime:changed';
      topics: RuntimeRefreshTopic[];
      reason?: string;
      syncedAt: string;
      warnings?: string[];
      channelType?: string;
      accountId?: string;
    };

/// Gateway RPC 方法参数映射
export interface GatewayRpcParams {
  'chat.send': {
    sessionKey: string;
    message: RawMessage;
    options?: {
      providerAccountId?: string;
    };
  };
  'chat.history': {
    sessionKey: string;
    limit?: number;
  };
  'chat.abort': {
    sessionKey: string;
  };
  'session.list': Record<string, never>;
  'session.delete': {
    sessionKey: string;
  };
  'provider.list': Record<string, never>;
  'provider.getDefault': Record<string, never>;
}

/// Gateway RPC 方法返回值映射
export interface GatewayRpcReturns {
  'chat.send': { runId: string };
  'chat.history': RawMessage[];
  'chat.abort': void;
  'session.list': string[];
  'session.delete': { success: boolean };
  'provider.list': { accounts: any[]; defaultAccountId: string | null };
  'provider.getDefault': { accountId: string | null };
}