#!/usr/bin/env node
import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
import { loadConfig } from "./config.js";
import { SqlServerClient } from "./db.js";
import { registerSqlServerTools } from "./tools.js";
const VERSION = "1.0.0";
if (process.argv.includes("--help") || process.argv.includes("-h")) {
    console.log(`sqlserver-mcp-server ${VERSION}

Local stdio MCP server for Microsoft SQL Server.

Required environment:
  SERVER_NAME
  DATABASE_NAME or DATABASES

Optional environment:
  DB_USER, DB_PASSWORD, READONLY, ENABLE_DDL, TRUST_SERVER_CERTIFICATE,
  DB_ENCRYPT, CONNECTION_TIMEOUT, QUERY_TIMEOUT_MS, MAX_ROWS, MAX_WRITE_ROWS`);
    process.exit(0);
}
if (process.argv.includes("--version") || process.argv.includes("-v")) {
    console.log(VERSION);
    process.exit(0);
}
async function main() {
    const config = loadConfig();
    const client = new SqlServerClient(config);
    const server = new McpServer({
        name: "sqlserver-mcp-server",
        version: VERSION
    });
    registerSqlServerTools(server, client);
    const transport = new StdioServerTransport();
    await server.connect(transport);
    console.error("sqlserver-mcp-server running via stdio");
    const shutdown = async () => {
        await client.close();
        await server.close();
    };
    process.once("SIGINT", () => {
        shutdown().finally(() => process.exit(0));
    });
    process.once("SIGTERM", () => {
        shutdown().finally(() => process.exit(0));
    });
}
main().catch((error) => {
    console.error(error instanceof Error ? error.message : String(error));
    process.exit(1);
});
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