Create index.js

.github/actions/issue-limit/index.js

@@ -0,0 +1,33 @@
+const core = require('@actions/core');
+const github = require('@actions/github');
+
+async function run() {
+  try {
+    const token = core.getInput('GITHUB_TOKEN');
+    const octokit = github.getOctokit(token);
+    const { owner, repo } = github.context.repo;
+    const creator = github.context.payload.issue.user.login;
+
+    const { data: issues } = await octokit.rest.issues.listForRepo({
+      owner,
+      repo,
+      state: 'open',
+      creator
+    });
+
+    if (issues.length >= 4) {
+      const issueNumber = github.context.payload.issue.number;
+      await octokit.rest.issues.update({
+        owner,
+        repo,
+        issue_number: issueNumber,
+        state: 'closed'
+      });
+      core.setFailed(`User ${creator} has exceeded the limit of 4 open issues.`);
+    }
+  } catch (error) {
+    core.setFailed(error.message);
+  }
+}
+
+run();