cdrini · July 13, 2020 14:33 · Jul 13, 2020
diff --git a/update-bookreader.js b/update-bookreader.js
@@ -0,0 +1,75 @@
+const packageJson = require('./package.json');
+const shrinkwrapJson = require('./npm-shrinkwrap.json');
+const fetch = require('node-fetch');
+const fs = require('fs');
+const { execSync } = require('child_process');
+const GH_API_ROOT = 'https://api.github.com';
+const REPO = "internetarchive/bookreader";
+
+async function main() {
+    // Make sure branching off of latest master
+    execSync(`git checkout master`, {stdio: 'inherit'});
+    execSync(`git pull origin master`, {stdio: 'inherit'});
+
+    // Fetch the latest release from GitHub
+    const latestRelease = await fetch(`${GH_API_ROOT}/repos/${REPO}/releases/latest`).then(r => r.json());
+    const newTag = latestRelease.tag_name;
+    const [ref] = await fetch(`${GH_API_ROOT}/repos/${REPO}/git/matching-refs/tags/${newTag}`).then(r => r.json());
+    const newSHA = ref.object.sha;
+
+    // Update package.json
+    packageJson.dependencies.bookreader = `git://github.com/${REPO}.git#${newTag}`;
+    fs.writeFileSync('package.json', JSON.stringify(packageJson, null, "  ") + '\n');
+
+    // Update shrinkwrap
+    shrinkwrapJson.dependencies.bookreader.version = `git://github.com/${REPO}.git#${newSHA}`;
+    shrinkwrapJson.dependencies.bookreader.from = `git://github.com/${REPO}.git#${newTag}`;
+    fs.writeFileSync('npm-shrinkwrap.json', JSON.stringify(shrinkwrapJson, null, "  ") + '\n');
+
+    // Bail if no changes
+    const diff = execSync('git diff npm-shrinkwrap.json package.json').toString();
+    if (!diff) {
+        console.log("Everything already up-to-date");
+        return;
+    }
+
+    // Create/push branch
+    execSync(`git checkout -b br-${newTag}`, {stdio: 'inherit'});
+    execSync(`git add npm-shrinkwrap.json package.json`, {stdio: 'inherit'});
+    execSync(`git commit -m "Update BookReader to ${newTag}"`, {stdio: 'inherit'});
+    execSync(`git push origin HEAD`, {stdio: 'inherit'});
+
+    // Create MR
+    const newMR = await fetch(`https://git.archive.org/api/v4/projects/58/merge_request`, {
+        method: 'POST',
+        headers: {
+            'PRIVATE-TOKEN': process.env['GITLAB_TOKEN'],
+            'Content-type': 'application/json',
+        },
+        body: JSON.stringify({
+            source_branch: `br-${newTag}`,
+            target_branch: 'master',
+            title: `Update BookReader to ${newTag}`,
+            description: `See changelog: ${latestRelease.html_url}`,
+            labels: 'team-ux',
+            remove_source_branch: true,
+        }),
+    }).then(r => r.json());
+
+    // post link to MR on Slack
+    await fetch(process.env['SLACK_HOOK'], {
+        method: 'POST',
+        headers: {
+            'Content-type': 'application/json',
+        },
+        body: JSON.stringify({
+            text: `Creating a new MR for BookReader ${newTag} at ${newMR.web_url}`
+        }),
+    });
+}
+
+if (execSync('git status --untracked-files=no --porcelain').toString()) {
+    throw "Uncommited changes!";
+}
+
+main();