David Blass
93 lines
2.4 KiB
JavaScript
93 lines
2.4 KiB
JavaScript
#!/usr/bin/env node
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// Minimal GitHub Issue Comment MCP Server
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import { McpServer } from "@modelcontextprotocol/sdk/server/mcp.js";
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import { StdioServerTransport } from "@modelcontextprotocol/sdk/server/stdio.js";
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import { Octokit } from "@octokit/rest";
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import { type } from "arktype";
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import { z } from "zod";
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import { resolveRepoContext } from "../utils/repo-context.ts";
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const server = new McpServer({
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name: "Minimal GitHub Issue Comment Server",
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version: "0.0.1",
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});
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// Define the schema for creating issue comments
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const Comment = type({
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issueNumber: type.number.describe("the issue number to comment on"),
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body: type.string.describe("the comment body content"),
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});
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server.tool(
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"create_issue_comment",
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"Create a comment on a GitHub issue",
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{
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issueNumber: z.number().describe("the issue number to comment on"),
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body: z.string().describe("the comment body content"),
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},
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async ({ issueNumber, body }) => {
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try {
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Comment.assert({ issueNumber, body });
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const githubInstallationToken = process.env.GITHUB_INSTALLATION_TOKEN;
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if (!githubInstallationToken) {
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throw new Error("GITHUB_INSTALLATION_TOKEN environment variable is required");
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}
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// Resolve repository context from environment
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const repoContext = resolveRepoContext();
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const octokit = new Octokit({
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auth: githubInstallationToken,
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});
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const result = await octokit.rest.issues.createComment({
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owner: repoContext.owner,
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repo: repoContext.name,
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issue_number: issueNumber,
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body: body,
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});
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return {
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content: [
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{
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type: "text",
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text: JSON.stringify(
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{
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success: true,
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commentId: result.data.id,
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url: result.data.html_url,
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body: result.data.body,
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},
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null,
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2
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),
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},
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],
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};
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} catch (error) {
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const errorMessage = error instanceof Error ? error.message : String(error);
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return {
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content: [
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{
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type: "text",
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text: `Error creating comment: ${errorMessage}`,
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},
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],
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error: errorMessage,
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isError: true,
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};
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}
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}
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);
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async function runServer() {
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const transport = new StdioServerTransport();
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await server.connect(transport);
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process.on("exit", () => {
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server.close();
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});
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}
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await runServer();
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