it-tools-mcp/build/tools/data_format/convert_json_to_csv/index.js

Full MCP 2025-06-18 compliant server with 121+ IT tools, logging, ping, progress tracking, cancellation, and sampling utilities

import { z } from "zod";
export function registerConvertJsonCsv(server) {
    server.registerTool("convert_json_to_csv", {
        description: "Convert JSON to CSV format",
        inputSchema: {
            json: z.string().describe("JSON string to convert to CSV"),
            delimiter: z.string().describe("CSV delimiter").optional(),
        },
        // VS Code compliance annotations
        annotations: {
            title: "Convert Json To Csv",
            description: "Convert JSON to CSV format",
            readOnlyHint: false
        }
    }, async ({ json, delimiter = "," }) => {
        try {
            const Papa = (await import("papaparse")).default;
            const data = JSON.parse(json);
            if (!Array.isArray(data)) {
                throw new Error("JSON must be an array of objects");
            }
            const csv = Papa.unparse(data, { delimiter });
            return {
                content: [
                    {
                        type: "text",
                        text: `CSV:\n${csv}\n\nConversion Summary:\nRows: ${data.length}\nDelimiter: \"${delimiter}\"`,
                    },
                ],
            };
        }
        catch (error) {
            return {
                content: [
                    {
                        type: "text",
                        text: `Error converting JSON to CSV: ${error instanceof Error ? error.message : 'Unknown error'}`,
                    },
                ],
            };
        }
    });
}