import { z } from "zod";
import { exploreJson, queryJson } from "./json.js";
import type { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
/**
* Registers all JSON tools into the MCP server instance.
*/
export function registerJsonTools(server: McpServer) {
server.tool(
"json-explore",
"Explore a JSON file",
{
filepath: z.string(),
jsonpath: z.string().optional(),
verbosity: z.number().min(0).max(5).default(4),
listDisplayLimit: z.number().optional(),
objectDisplayLimit: z.number().optional(),
charDisplayLimit: z.number().optional()
},
({ filepath, jsonpath, verbosity, listDisplayLimit, objectDisplayLimit, charDisplayLimit }) => ({
content: [
{
type: "text",
text: JSON.stringify(exploreJson(filepath, jsonpath, verbosity, listDisplayLimit, objectDisplayLimit, charDisplayLimit), null, 2)
}
]
})
);
server.tool(
"json-query",
"Query for matching keys or values inside a JSON file query can be case sensitive",
{
filepath: z.string(),
query: z.string(),
limit: z.number().min(10).optional().default(20),
caseSensitive: z.boolean().optional().default(false),
},
({ filepath, query, limit, caseSensitive }) => {
const results = JSON.stringify(queryJson(filepath, query, limit, caseSensitive), null, 2);
return { content: [{ type: "text", text: results }] };
}
);
}
