@battle-racing/br-common-lib
Version:
Common library for all Battle Racing Repositorios
175 lines (174 loc) • 6.6 kB
JavaScript
;
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o[k2] = m[k];
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}) : function(o, v) {
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});
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};
})();
Object.defineProperty(exports, "__esModule", { value: true });
const mcp_js_1 = require("@modelcontextprotocol/sdk/server/mcp.js");
const stdio_js_1 = require("@modelcontextprotocol/sdk/server/stdio.js");
const zod_1 = require("zod");
const fs = __importStar(require("fs"));
const path = __importStar(require("path"));
/**
* MCP Server for Battle Racing Common Library
* This server allows other AI agents to query types, schemas and constants
* from the br-common-lib repository locally.
*/
const DOMAINS_DIR = path.resolve(__dirname, "../../src/domains");
const server = new mcp_js_1.McpServer({
name: "br-common-lib-mcp",
version: "1.1.1",
});
/**
* List all available domains in src/domains
*/
async function listDomains() {
if (!fs.existsSync(DOMAINS_DIR)) {
throw new Error(`Domains directory not found at ${DOMAINS_DIR}`);
}
const entries = fs.readdirSync(DOMAINS_DIR, { withFileTypes: true });
return entries
.filter((entry) => entry.isDirectory())
.map((entry) => entry.name);
}
/**
* Get details for a specific domain (recursive)
*/
async function getDomainDetails(domain) {
const domainPath = path.join(DOMAINS_DIR, domain);
if (!fs.existsSync(domainPath)) {
throw new Error(`Domain "${domain}" not found at ${domainPath}`);
}
let output = `## Domain: ${domain}\n\n`;
function readDirRecursive(dir) {
const entries = fs.readdirSync(dir, { withFileTypes: true });
for (const entry of entries) {
const fullPath = path.join(dir, entry.name);
if (entry.isDirectory()) {
readDirRecursive(fullPath);
}
else if (entry.name.endsWith(".types.ts") ||
entry.name.endsWith(".schema.ts") ||
entry.name.endsWith(".const.ts") ||
entry.name === "index.ts") {
const relativePath = path.relative(domainPath, fullPath);
const content = fs.readFileSync(fullPath, "utf-8");
output += `### File: ${relativePath}\n\`\`\`typescript\n${content}\n\`\`\`\n\n`;
}
}
}
readDirRecursive(domainPath);
return output;
}
/**
* Search for a symbol (type, constant, etc) across all domains
*/
async function searchSymbol(query) {
const domains = await listDomains();
let results = [];
for (const domain of domains) {
const domainPath = path.join(DOMAINS_DIR, domain);
function searchInDir(dir) {
const entries = fs.readdirSync(dir, { withFileTypes: true });
for (const entry of entries) {
const fullPath = path.join(dir, entry.name);
if (entry.isDirectory()) {
searchInDir(fullPath);
}
else if (entry.isFile() && (entry.name.endsWith(".ts"))) {
const content = fs.readFileSync(fullPath, "utf-8");
if (content.includes(query)) {
const lines = content.split("\n");
const matchLine = lines.find(l => l.includes(query)) || "";
results.push({
domain,
file: path.relative(DOMAINS_DIR, fullPath),
match: matchLine.trim()
});
}
}
}
}
searchInDir(domainPath);
}
if (results.length === 0)
return `No results found for "${query}"`;
return results
.map(r => `- [${r.domain}] ${r.file}: \`${r.match}\``)
.join("\n");
}
// Register tools using the high-level McpServer API (registerTool)
server.registerTool("list_domains", {
description: "List all available domains in br-common-lib (e.g., kart, game, powerUp)",
}, async () => {
const domains = await listDomains();
return {
content: [
{
type: "text",
text: `Available domains: ${domains.join(", ")}`,
},
],
};
});
server.registerTool("get_domain_details", {
description: "Get all types, schemas, and constants for a specific domain (recursive)",
inputSchema: zod_1.z.object({
domain: zod_1.z.string().describe("The name of the domain (e.g., 'kart')"),
}),
}, async ({ domain }) => {
const details = await getDomainDetails(domain);
return {
content: [{ type: "text", text: details }],
};
});
server.registerTool("search_symbol", {
description: "Search for a specific type, constant or property across all domains",
inputSchema: zod_1.z.object({
query: zod_1.z.string().describe("The symbol or string to search for (e.g., 'hardwareState')"),
}),
}, async ({ query }) => {
const results = await searchSymbol(query);
return {
content: [{ type: "text", text: results }],
};
});
// Start the server
async function main() {
const transport = new stdio_js_1.StdioServerTransport();
await server.connect(transport);
console.error("Battle Racing Common Lib MCP Server running on stdio");
}
main().catch((error) => {
console.error("Fatal error in main():", error);
process.exit(1);
});