Files
shockbot/mcp/review.ts
T
2025-11-10 16:53:31 -05:00

92 lines
3.4 KiB
TypeScript

import type { RestEndpointMethodTypes } from "@octokit/rest";
import { type } from "arktype";
import { contextualize, tool } from "./shared.ts";
export const Review = type({
pull_number: type.number.describe("The pull request number to review"),
body: type.string
.describe(
"Brief summary or general feedback that doesn't apply to specific code locations. Keep it concise - most feedback should be in the 'comments' array."
)
.optional(),
commit_id: type.string
.describe("Optional SHA of the commit being reviewed. Defaults to latest.")
.optional(),
comments: type({
path: type.string.describe("The file path to comment on (relative to repo root)"),
line: type.number.describe(
"The line number in the file (use line numbers from the diff - usually the RIGHT side/new code)"
),
side: type
.enumerated("LEFT", "RIGHT")
.describe(
"Side of the diff: LEFT (old code) or RIGHT (new code). Defaults to RIGHT if not provided."
)
.optional(),
body: type.string.describe("The comment text for this specific line"),
start_line: type.number
.describe("Start line for multi-line comments (optional, for commenting on ranges)")
.optional(),
})
.array()
.describe(
"REQUIRED: Array of inline comments for specific code issues. Use this for all location-specific feedback. Use 'git diff origin/<base>...origin/<head>' to find the correct line numbers (typically use the line numbers shown on the RIGHT side for new code, LEFT side for old code)."
)
.optional(),
});
export const ReviewTool = tool({
name: "submit_pull_request_review",
description:
"Submit a review (approve, request changes, or comment) for an existing pull request. " +
"IMPORTANT: Use 'comments' array for ALL specific code issues at the line-level. " +
"Only use 'body' for a brief summary or feedback that doesn't apply to a specific location.",
parameters: Review,
execute: contextualize(async ({ pull_number, body, commit_id, comments = [] }, ctx) => {
// Get the PR to determine the head commit if commit_id not provided
const pr = await ctx.octokit.rest.pulls.get({
owner: ctx.owner,
repo: ctx.name,
pull_number,
});
// Compose the request
const params: RestEndpointMethodTypes["pulls"]["createReview"]["parameters"] = {
owner: ctx.owner,
repo: ctx.name,
pull_number,
event: "COMMENT",
};
if (body) params.body = body;
if (commit_id) {
params.commit_id = commit_id;
} else {
params.commit_id = pr.data.head.sha;
}
if (comments.length > 0) {
type ReviewComment = (typeof params.comments & {})[number];
// Convert comments to the format expected by GitHub API
params.comments = comments.map((comment) => {
const reviewComment: ReviewComment = {
...comment,
};
reviewComment.side = comment.side || "RIGHT";
if (comment.start_line) {
reviewComment.start_line = comment.start_line;
reviewComment.start_side = comment.side || "RIGHT";
}
return reviewComment;
});
}
const result = await ctx.octokit.rest.pulls.createReview(params);
return {
success: true,
reviewId: result.data.id,
html_url: result.data.html_url,
state: result.data.state,
user: result.data.user?.login,
submitted_at: result.data.submitted_at,
};
}),
});