Files
shockbot/mcp/review.ts
T
Colin McDonnell 26336d0ac2 Tool factories
2025-12-15 23:04:20 -08:00

123 lines
4.5 KiB
TypeScript

import type { RestEndpointMethodTypes } from "@octokit/rest";
import { type } from "arktype";
import type { Context } from "../main.ts";
import { buildPullfrogFooter } from "../utils/buildPullfrogFooter.ts";
import { deleteProgressComment } from "./comment.ts";
import { execute, tool } from "./shared.ts";
export const Review = type({
pull_number: type.number.describe("The pull request number to review"),
body: type.string
.describe(
"1-2 sentence high-level summary ONLY. Include urgency level and critical callouts (e.g., API key leak). ALL specific feedback MUST go in 'comments' array instead."
)
.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. For issues appearing multiple times, comment on the first occurrence and reference others."
),
start_line: type.number
.describe("Start line for multi-line comments (optional, for commenting on ranges)")
.optional(),
})
.array()
.describe(
"PRIMARY location for ALL feedback. 95%+ of review content should be here. Use 'git diff origin/<base>...origin/<head>' to find correct line numbers (RIGHT side for new code, LEFT for old)."
)
.optional(),
});
export function ReviewTool(ctx: Context) {
return tool({
name: "submit_pull_request_review",
description:
"Submit a review for an existing pull request. " +
"IMPORTANT: 95%+ of feedback should be in 'comments' array with file paths and line numbers. " +
"Only use 'body' for a 1-2 sentence summary with urgency and critical callouts.",
parameters: Review,
execute: execute(ctx, async ({ pull_number, body, commit_id, comments = [] }) => {
// 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);
const reviewId = result.data.id;
// build quick links footer and update the review body
const apiUrl = process.env.API_URL || "https://pullfrog.com";
const fixAllUrl = `${apiUrl}/trigger/${ctx.owner}/${ctx.name}/${pull_number}?action=fix&review_id=${reviewId}`;
const fixApprovedUrl = `${apiUrl}/trigger/${ctx.owner}/${ctx.name}/${pull_number}?action=fix-approved&review_id=${reviewId}`;
const footer = buildPullfrogFooter({
customParts: [`[Fix all ➔](${fixAllUrl})`, `[Fix 👍s ➔](${fixApprovedUrl})`],
});
const updatedBody = (body || "") + footer;
// update the review with the footer
await ctx.octokit.rest.pulls.updateReview({
owner: ctx.owner,
repo: ctx.name,
pull_number,
review_id: reviewId,
body: updatedBody,
});
await deleteProgressComment(ctx);
return {
success: true,
reviewId,
html_url: result.data.html_url,
state: result.data.state,
user: result.data.user?.login,
submitted_at: result.data.submitted_at,
};
}),
});
}