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@@ -0,0 +1,318 @@
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+// SPDX-FileCopyrightText: 2023 yuzu Emulator Project
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+// SPDX-License-Identifier: GPL-2.0-or-later
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+
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+// Note: This is a GitHub Actions script
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+// It is not meant to be executed directly on your machine without modifications
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+
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+const fs = require("fs");
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+// which label to check for changes
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+const CHANGE_LABEL_MAINLINE = 'android-merge';
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+const CHANGE_LABEL_EA = 'android-ea-merge';
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+// how far back in time should we consider the changes are "recent"? (default: 24 hours)
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+const DETECTION_TIME_FRAME = (parseInt(process.env.DETECTION_TIME_FRAME)) || (24 * 3600 * 1000);
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+const BUILD_EA = process.env.BUILD_EA == 'true';
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+const MAINLINE_TAG = process.env.MAINLINE_TAG;
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+
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+async function checkBaseChanges(github) {
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+ // query the commit date of the latest commit on this branch
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+ const query = `query($owner:String!, $name:String!, $ref:String!) {
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+ repository(name:$name, owner:$owner) {
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+ ref(qualifiedName:$ref) {
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+ target {
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+ ... on Commit { id pushedDate oid }
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+ }
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+ }
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+ }
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+ }`;
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+ const variables = {
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+ owner: 'suyu-emu',
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+ name: 'suyu',
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+ ref: 'refs/heads/master',
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+ };
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+ const result = await github.graphql(query, variables);
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+ const pushedAt = result.repository.ref.target.pushedDate;
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+ console.log(`Last commit pushed at ${pushedAt}.`);
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+ const delta = new Date() - new Date(pushedAt);
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+ if (delta <= DETECTION_TIME_FRAME) {
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+ console.info('New changes detected, triggering a new build.');
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+ return true;
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+ }
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+ console.info('No new changes detected.');
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+ return false;
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+}
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+
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+async function checkAndroidChanges(github) {
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+ if (checkBaseChanges(github)) return true;
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+ const pulls = getPulls(github, false);
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+ for (let i = 0; i < pulls.length; i++) {
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+ let pull = pulls[i];
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+ if (new Date() - new Date(pull.headRepository.pushedAt) <= DETECTION_TIME_FRAME) {
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+ console.info(`${pull.number} updated at ${pull.headRepository.pushedAt}`);
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+ return true;
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+ }
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+ }
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+ console.info("No changes detected in any tagged pull requests.");
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+ return false;
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+}
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+
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+async function tagAndPush(github, owner, repo, execa, commit=false) {
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+ let altToken = process.env.ALT_GITHUB_TOKEN;
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+ if (!altToken) {
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+ throw `Please set ALT_GITHUB_TOKEN environment variable. This token should have write access to ${owner}/${repo}.`;
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+ }
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+ const query = `query ($owner:String!, $name:String!) {
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+ repository(name:$name, owner:$owner) {
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+ refs(refPrefix: "refs/tags/", orderBy: {field: TAG_COMMIT_DATE, direction: DESC}, first: 10) {
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+ nodes { name }
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+ }
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+ }
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+ }`;
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+ const variables = {
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+ owner: owner,
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+ name: repo,
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+ };
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+ const tags = await github.graphql(query, variables);
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+ const tagList = tags.repository.refs.nodes;
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+ let lastTag = 'android-1';
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+ for (let i = 0; i < tagList.length; ++i) {
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+ if (tagList[i].name.includes('android-')) {
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+ lastTag = tagList[i].name;
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+ break;
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+ }
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+ }
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+ const tagNumber = /\w+-(\d+)/.exec(lastTag)[1] | 0;
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+ const channel = repo.split('-')[1];
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+ const newTag = `${channel}-${tagNumber + 1}`;
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+ console.log(`New tag: ${newTag}`);
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+ if (commit) {
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+ let channelName = channel[0].toUpperCase() + channel.slice(1);
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+ console.info(`Committing pending commit as ${channelName} ${tagNumber + 1}`);
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+ await execa("git", ['commit', '-m', `${channelName} ${tagNumber + 1}`]);
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+ }
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+ console.info('Pushing tags to GitHub ...');
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+ await execa("git", ['tag', newTag]);
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+ await execa("git", ['remote', 'add', 'target', `https://${altToken}@github.com/${owner}/${repo}.git`]);
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+ await execa("git", ['push', 'target', 'master', '-f']);
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+ await execa("git", ['push', 'target', 'master', '--tags']);
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+ console.info('Successfully pushed new changes.');
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+}
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+
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+async function tagAndPushEA(github, owner, repo, execa) {
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+ let altToken = process.env.ALT_GITHUB_TOKEN;
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+ if (!altToken) {
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+ throw `Please set ALT_GITHUB_TOKEN environment variable. This token should have write access to ${owner}/${repo}.`;
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+ }
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+ const query = `query ($owner:String!, $name:String!) {
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+ repository(name:$name, owner:$owner) {
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+ refs(refPrefix: "refs/tags/", orderBy: {field: TAG_COMMIT_DATE, direction: DESC}, first: 10) {
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+ nodes { name }
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+ }
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+ }
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+ }`;
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+ const variables = {
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+ owner: owner,
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+ name: repo,
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+ };
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+ const tags = await github.graphql(query, variables);
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+ const tagList = tags.repository.refs.nodes;
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+ let lastTag = 'ea-1';
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+ for (let i = 0; i < tagList.length; ++i) {
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+ if (tagList[i].name.includes('ea-')) {
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+ lastTag = tagList[i].name;
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+ break;
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+ }
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+ }
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+ const tagNumber = /\w+-(\d+)/.exec(lastTag)[1] | 0;
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+ const newTag = `ea-${tagNumber + 1}`;
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+ console.log(`New tag: ${newTag}`);
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+ console.info('Pushing tags to GitHub ...');
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+ await execa("git", ["remote", "add", "android", "https://gitlab.com/suyu-emu/suyu-android.git"]);
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+ await execa("git", ["fetch", "android"]);
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+
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+ await execa("git", ['tag', newTag]);
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+ await execa("git", ['push', 'android', `${newTag}`]);
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+
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+ fs.writeFile('tag-name.txt', newTag, (err) => {
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+ if (err) throw 'Could not write tag name to file!'
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+ })
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+
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+ console.info('Successfully pushed new changes.');
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+}
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+
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+async function generateReadme(pulls, context, mergeResults, execa) {
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+ let baseUrl = `https://github.com/${context.repo.owner}/${context.repo.repo}/`;
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+ let output =
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+ "| Pull Request | Commit | Title | Author | Merged? |\n|----|----|----|----|----|\n";
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+ for (let pull of pulls) {
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+ let pr = pull.number;
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+ let result = mergeResults[pr];
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+ output += `| [${pr}](${baseUrl}/pull/${pr}) | [\`${result.rev || "N/A"}\`](${baseUrl}/pull/${pr}/files) | ${pull.title} | [${pull.author.login}](https://github.com/${pull.author.login}/) | ${result.success ? "Yes" : "No"} |\n`;
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+ }
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+ output +=
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+ "\n\nEnd of merge log. You can find the original README.md below the break.\n\n-----\n\n";
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+ output += fs.readFileSync("./README.md");
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+ fs.writeFileSync("./README.md", output);
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+ await execa("git", ["add", "README.md"]);
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+}
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+
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+async function fetchPullRequests(pulls, repoUrl, execa) {
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+ console.log("::group::Fetch pull requests");
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+ for (let pull of pulls) {
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+ let pr = pull.number;
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+ console.info(`Fetching PR ${pr} ...`);
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+ await execa("git", [
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+ "fetch",
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+ "-f",
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+ "--no-recurse-submodules",
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+ repoUrl,
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+ `pull/${pr}/head:pr-${pr}`,
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+ ]);
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+ }
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+ console.log("::endgroup::");
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+}
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+
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+async function mergePullRequests(pulls, execa) {
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+ let mergeResults = {};
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+ console.log("::group::Merge pull requests");
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+ await execa("git", ["config", "--global", "user.name", "suyubot"]);
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+ await execa("git", [
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+ "config",
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+ "--global",
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+ "user.email",
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+ "suyu\x40suyu-emu\x2eorg", // prevent email harvesters from scraping the address
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+ ]);
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+ let hasFailed = false;
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+ for (let pull of pulls) {
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+ let pr = pull.number;
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+ console.info(`Merging PR ${pr} ...`);
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+ try {
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+ const process1 = execa("git", [
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+ "merge",
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+ "--squash",
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+ "--no-edit",
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+ `pr-${pr}`,
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+ ]);
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+ process1.stdout.pipe(process.stdout);
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+ await process1;
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+
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+ const process2 = execa("git", ["commit", "-m", `Merge suyu-emu#${pr}`]);
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+ process2.stdout.pipe(process.stdout);
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+ await process2;
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+
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+ const process3 = await execa("git", ["rev-parse", "--short", `pr-${pr}`]);
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+ mergeResults[pr] = {
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+ success: true,
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+ rev: process3.stdout,
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+ };
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+ } catch (err) {
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+ console.log(
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+ `::error title=#${pr} not merged::Failed to merge pull request: ${pr}: ${err}`
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+ );
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+ mergeResults[pr] = { success: false };
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+ hasFailed = true;
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+ await execa("git", ["reset", "--hard"]);
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+ }
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+ }
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+ console.log("::endgroup::");
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+ if (hasFailed) {
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+ throw 'There are merge failures. Aborting!';
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+ }
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+ return mergeResults;
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+}
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+
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+async function resetBranch(execa) {
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+ console.log("::group::Reset master branch");
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+ let hasFailed = false;
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+ try {
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+ await execa("git", ["remote", "add", "source", "https://gitlab.com/suyu-emu/suyu.git"]);
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+ await execa("git", ["fetch", "source"]);
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+ const process1 = await execa("git", ["rev-parse", "source/master"]);
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+ const headCommit = process1.stdout;
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+
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+ await execa("git", ["reset", "--hard", headCommit]);
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+ } catch (err) {
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+ console.log(`::error title=Failed to reset master branch`);
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+ hasFailed = true;
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+ }
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+ console.log("::endgroup::");
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+ if (hasFailed) {
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+ throw 'Failed to reset the master branch. Aborting!';
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+ }
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+}
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+
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+async function getPulls(github) {
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+ const query = `query ($owner:String!, $name:String!, $label:String!) {
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+ repository(name:$name, owner:$owner) {
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+ pullRequests(labels: [$label], states: OPEN, first: 100) {
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+ nodes {
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+ number title author { login }
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+ }
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+ }
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+ }
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+ }`;
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+ const mainlineVariables = {
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+ owner: 'suyu-emu',
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+ name: 'suyu',
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+ label: CHANGE_LABEL_MAINLINE,
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+ };
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+ const mainlineResult = await github.graphql(query, mainlineVariables);
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+ const pulls = mainlineResult.repository.pullRequests.nodes;
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+ if (BUILD_EA) {
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+ const eaVariables = {
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+ owner: 'suyu-emu',
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+ name: 'suyu',
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+ label: CHANGE_LABEL_EA,
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+ };
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+ const eaResult = await github.graphql(query, eaVariables);
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+ const eaPulls = eaResult.repository.pullRequests.nodes;
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+ return pulls.concat(eaPulls);
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+ }
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+ return pulls;
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+}
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+
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+async function getMainlineTag(execa) {
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+ console.log(`::group::Getting mainline tag android-${MAINLINE_TAG}`);
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+ let hasFailed = false;
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+ try {
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+ await execa("git", ["remote", "add", "mainline", "https://gitlab.com/suyu-emu/suyu-android.git"]);
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+ await execa("git", ["fetch", "mainline", "--tags"]);
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+ await execa("git", ["checkout", `tags/android-${MAINLINE_TAG}`]);
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+ await execa("git", ["submodule", "update", "--init", "--recursive"]);
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+ } catch (err) {
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+ console.log('::error title=Failed pull tag');
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+ hasFailed = true;
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+ }
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+ console.log("::endgroup::");
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+ if (hasFailed) {
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+ throw 'Failed pull mainline tag. Aborting!';
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+ }
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+}
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+
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+async function mergebot(github, context, execa) {
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+ // Reset our local copy of master to what appears on suyu-emu/suyu - master
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+ await resetBranch(execa);
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+
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+ const pulls = await getPulls(github);
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+ let displayList = [];
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+ for (let i = 0; i < pulls.length; i++) {
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+ let pull = pulls[i];
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+ displayList.push({ PR: pull.number, Title: pull.title });
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+ }
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+ console.info("The following pull requests will be merged:");
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+ console.table(displayList);
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+ await fetchPullRequests(pulls, "https://gitlab.com/suyu-emu/suyu", execa);
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+ const mergeResults = await mergePullRequests(pulls, execa);
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+
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+ if (BUILD_EA) {
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+ await tagAndPushEA(github, 'suyu-emu', `suyu-android`, execa);
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+ } else {
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+ await generateReadme(pulls, context, mergeResults, execa);
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+ await tagAndPush(github, 'suyu-emu', `suyu-android`, execa, true);
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+ }
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+}
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+
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+module.exports.mergebot = mergebot;
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+module.exports.checkAndroidChanges = checkAndroidChanges;
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+module.exports.tagAndPush = tagAndPush;
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+module.exports.checkBaseChanges = checkBaseChanges;
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+module.exports.getMainlineTag = getMainlineTag;
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Fijxu