Suggest triage questions for GitHub issues using AI
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// ==UserScript==
// @name GitHub Issue Triage Helper
// @namespace https://github.com/nbolton/github-triage-helper
// @license MIT
// @version 0.1
// @description Suggest triage questions for GitHub issues using AI
// @author nbolton
// @match https://github.com/*/*/issues/*
// @grant GM_xmlhttpRequest
// @connect api.openai.com
// @connect api.github.com
// @grant GM.getValue
// @grant GM.setValue
// ==/UserScript==
(async function () {
'use strict';
const suggestionBoxStyle = {
margin: '16px 0px 0px 55px',
padding: '12px 16px',
border: '1px solid #30363d',
borderRadius: '6px',
fontSize: '14px',
lineHeight: '1.5',
whiteSpace: 'pre-wrap',
};
let apiKey = await GM.getValue("openai_api_key");
if (!apiKey) {
apiKey = prompt("OpenAI API key:");
if (apiKey) {
await GM.setValue("openai_api_key", apiKey);
}
}
let githubToken = await GM.getValue("github_token");
if (!githubToken) {
githubToken = prompt("GitHub API token:");
if (githubToken) {
await GM.setValue("github_token", githubToken);
}
}
let box = null;
let lastUrl = location.href;
const observer = new MutationObserver(() => {
if (location.href !== lastUrl) {
lastUrl = location.href;
console.debug("URL changed:", lastUrl);
onUrlChange();
return;
}
// prevent recursion
if (document.getElementById('ai-suggestions-box')) return;
console.debug("DOM changed, injecting suggestion box");
box = injectSuggestionBox();
if (!box) {
console.debug("No where to inject suggestion box");
return;
}
box.innerHTML = "Loading AI suggestions...";
});
observer.observe(document.body, {
childList: true,
subtree: true
});
function onUrlChange() {
run();
}
async function getIssueContext() {
const pathMatch = window.location.pathname.match(/^\/([^/]+)\/([^/]+)\/issues\/(\d+)/);
if (!pathMatch) return null;
const [, owner, repo, issueNumber] = pathMatch;
return { owner, repo, issueNumber };
}
async function fetchIssueText(githubToken) {
console.log("Fetching issue text...");
const context = await getIssueContext();
if (!context) throw new Error("Invalid GitHub URL");
console.debug("Issue number:", context.issueNumber);
const { owner, repo, issueNumber } = context;
const headers = {
'Accept': 'application/vnd.github+json',
'Authorization': `token ${githubToken}`,
'User-Agent': 'GitHub-Issue-Triage-Script'
};
const issueUrl = `https://api.github.com/repos/${owner}/${repo}/issues/${issueNumber}`;
const commentsUrl = `https://api.github.com/repos/${owner}/${repo}/issues/${issueNumber}/comments`;
const fetchWithGM = (url, timeoutMs = 5000) => {
return Promise.race([
new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'GET',
url,
headers,
onload: (res) => {
if (res.status !== 200) return reject(`GitHub API error ${res.status} for ${url}`);
try {
resolve(JSON.parse(res.responseText));
} catch (e) {
reject(`Failed to parse JSON from ${url}`);
}
},
onerror: () => reject(`Network error for ${url}`)
});
}),
new Promise((_, reject) => setTimeout(() => reject(new Error(`Request timed out after ${timeoutMs}ms`)), timeoutMs))
])
}
const [issue, comments] = await Promise.all([
fetchWithGM(issueUrl),
fetchWithGM(commentsUrl)
]);
console.debug("GitHub response:", issue, comments);
const allText = [
`@${issue.user.login} (OP):\n${issue.body}`,
...comments.map(c => `@${c.user.login}:\n${c.body}`)
].join('\n\n---\n\n');
return allText;
}
async function fetchAISuggestions(commentsText, apiKey) {
console.log("Fetching AI suggestions...");
const payload = JSON.stringify({
model: "gpt-3.5-turbo",
messages: [
{
role: "system",
content: "You're a helpful assistant that suggests triage questions for GitHub issues."
},
{
role: "user",
content: `Here are comments from a GitHub issue:\n\n${commentsText}\n\nWhat questions would help triage this issue?`
}
],
temperature: 0.7,
max_tokens: 300
});
return new Promise((resolve, reject) => {
GM_xmlhttpRequest({
method: 'POST',
url: 'https://api.openai.com/v1/chat/completions',
headers: {
'Content-Type': 'application/json',
'Authorization': `Bearer ${apiKey}`
},
data: payload,
onload: function (response) {
try {
const json = JSON.parse(response.responseText);
console.debug("AI response:", json);
const content = json.choices?.[0]?.message?.content || 'No response';
resolve(content);
} catch (e) {
reject('Failed to parse AI response');
}
},
onerror: function () {
reject('Failed to reach AI server');
}
});
});
}
function injectSuggestionBox(content) {
const timeline = document.querySelector('[class*="Timeline-Timeline"]');
if (!timeline) {
return null;
}
const box = document.createElement('div');
box.id = 'ai-suggestions-box';
Object.assign(box.style, suggestionBoxStyle);
timeline.parentNode.insertBefore(box, timeline.nextSibling);
return box;
}
async function run() {
if(!/\/issues\/\d+$/.test(location.href)) {
console.log("Ignoring:", location.href);
return;
}
const aiInput = await fetchIssueText(githubToken);
console.debug("AI input text length:", aiInput.length);
const aiSuggestions = await fetchAISuggestions(aiInput, apiKey);
console.debug("AI suggestions:", aiSuggestions);
if (!box) {
// TODO: delay rendering until it is loaded
console.error("Suggestions box didn't load in time");
return;
}
box.innerHTML = aiSuggestions;
}
unsafeWindow.resetApiKey = async function () {
await GM.deleteValue("openai_api_key");
alert("API key cleared via console. Reload to re-enter.");
};
unsafeWindow.checkApiKey = async function () {
const val = await GM.getValue("openai_api_key");
console.log("Stored API key:", val);
};
unsafeWindow.resetGitHubToken = async function () {
await GM.deleteValue("github_token");
alert("GitHub token key cleared via console. Reload to re-enter.");
};
unsafeWindow.checkGitHubToken = async function () {
const val = await GM.getValue("github_token");
console.log("Stored GitHub token:", val);
};
run();
})();