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Merged
richardj46 merged 1 commit into from
Jul 12, 2026
Merged

dev: pull request #2

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22 changes: 19 additions & 3 deletions src/processor.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -71,14 +71,24 @@ export async function processPullRequest(
(config.overwriteTitle || weakTitle(pr.title, pr.headBranch));
const updateBody =
config.updateBody && (config.overwriteBody || emptyBody(pr.body));
if (!updateTitle && !updateBody && !config.comment) return;
console.info(
`PR #${pr.number} in ${pr.owner}/${pr.repo}: title=${updateTitle}, body=${updateBody}, comment=${config.comment}.`,
);
if (!updateTitle && !updateBody && !config.comment) {
console.info(`PR #${pr.number}: no fields are eligible; skipping.`);
return;
}

const client = new GitHubClient({
appId: config.appId,
privateKey: config.privateKey,
installationId: payload.installation.id,
});
console.info(`PR #${pr.number}: collecting commits and changed files.`);
const context = collectContext(await client.collectPullRequest(pr), config);
console.info(
`PR #${pr.number}: collected ${context.commits.length} commits and ${context.files.length} included files.`,
);
let generated = fallbackNote(context);
if (config.apiKey) {
try {
Expand All @@ -91,10 +101,16 @@ export async function processPullRequest(
}
}
const note = finalizeNote(generated, context);
if (updateTitle || updateBody)
if (updateTitle || updateBody) {
console.info(`PR #${pr.number}: updating pull request fields.`);
await client.updatePullRequest(pr, {
...(updateTitle ? { title: note.title } : {}),
...(updateBody ? { body: mergeBody(note) } : {}),
});
if (config.comment) await client.upsertComment(pr, renderComment(note));
console.info(`PR #${pr.number}: pull request fields updated.`);
}
if (config.comment) {
console.info(`PR #${pr.number}: writing managed comment.`);
await client.upsertComment(pr, renderComment(note));
}
}
17 changes: 14 additions & 3 deletions src/server.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -49,14 +49,25 @@ const server = createServer(async (request, response) => {

const event = request.headers["x-github-event"];
const delivery = request.headers["x-github-delivery"];
let payload: PullRequestOpenedPayload | undefined;
try {
payload = JSON.parse(body.toString("utf8")) as PullRequestOpenedPayload;
} catch (error) {
console.error(
`Webhook ${delivery ?? "unknown"} contains invalid JSON.`,
error,
);
response.writeHead(400).end("Invalid JSON");
return;
}
console.info(
`Received ${String(event)} webhook ${delivery ?? "unknown"} (action: ${payload.action ?? "none"}).`,
);
response
.writeHead(202, { "Content-Type": "application/json" })
.end(JSON.stringify({ accepted: true, delivery }));
if (event !== "pull_request") return;
try {
const payload = JSON.parse(
body.toString("utf8"),
) as PullRequestOpenedPayload;
await processPullRequest(payload, config);
console.info(`Processed webhook ${delivery ?? "unknown"}.`);
} catch (error) {
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