import { MCPToolCall, MCPToolResponse } from '../types/mcp.js';
import { logger } from '../utils/logger.js';
export abstract class BaseHandler {
abstract getName(): string;
abstract getDescription(): string;
abstract getInputSchema(): object;
abstract handle(call: MCPToolCall): Promise<MCPToolResponse>;
protected createSuccessResponse(data: any): MCPToolResponse {
return {
content: [{
type: "text",
text: JSON.stringify(data, null, 1)
}]
};
}
protected createErrorResponse(error: Error): MCPToolResponse {
logger.error(`Tool ${this.getName()} error:`, error);
return {
content: [{
type: "text",
text: `Error: ${error.message}`
}],
isError: true
};
}
}
