import { NestFactory } from "@nestjs/core";
import { AppModule } from "./app.module";
import { createPinoLogger, createLoggerService } from "./bootstrap";
/**
* Parse minimal CLI args for STDIO mode.
* Only parses --read-only and --anki-connect flags.
*/
function parseStdioArgs(): { readOnly: boolean; ankiConnect?: string } {
const args = process.argv.slice(2);
let readOnly = false;
let ankiConnect: string | undefined;
for (let i = 0; i < args.length; i++) {
if (args[i] === "--read-only") {
readOnly = true;
} else if (args[i] === "--anki-connect" || args[i] === "-a") {
ankiConnect = args[i + 1];
i++; // Skip the next arg since we consumed it
}
}
return { readOnly, ankiConnect };
}
async function bootstrap() {
// Parse CLI args for STDIO mode
const cliOptions = parseStdioArgs();
// Set environment variables from CLI options (if provided)
if (cliOptions.readOnly) {
process.env.READ_ONLY = "true";
}
if (cliOptions.ankiConnect) {
process.env.ANKI_CONNECT_URL = cliOptions.ankiConnect;
}
// Create logger that writes to stderr (fd 2) for STDIO mode
const pinoLogger = createPinoLogger(2);
const loggerService = createLoggerService(pinoLogger);
// STDIO mode - create application context (no HTTP server)
await NestFactory.createApplicationContext(AppModule.forStdio(), {
logger: loggerService,
bufferLogs: true,
});
if (cliOptions.readOnly) {
pinoLogger.info("MCP STDIO server started in READ-ONLY mode");
} else {
pinoLogger.info("MCP STDIO server started successfully");
}
// Keep the application running
await new Promise(() => {});
}
bootstrap().catch((err) => {
console.error("Failed to start MCP STDIO server:", err);
process.exit(1);
});
