feat: Handle API URLs for Forgejo, Gitea, GitLab and GitHub

dist/index.js

@@ -405,8 +405,8 @@ function createPullRequest(inputs) {
             core.startGroup('Determining the base and head repositories');
             const baseRemote = gitConfigHelper.getGitRemote();
             // Init the GitHub clients
-            const ghBranch = new github_helper_1.GitHubHelper(baseRemote.hostname, inputs.branchToken);
+            const ghBranch = new github_helper_1.GitHubHelper.init(baseRemote.hostname, inputs.branchToken);
-            const ghPull = new github_helper_1.GitHubHelper(baseRemote.hostname, inputs.token);
+            const ghPull = new github_helper_1.GitHubHelper.init(baseRemote.hostname, inputs.token);
             // Determine the head repository; the target for the pull request branch
             const branchRemoteName = inputs.pushToFork ? 'fork' : 'origin';
             const branchRepository = inputs.pushToFork
@@ -1277,18 +1277,57 @@ const ERROR_PR_ALREADY_EXISTS = 'A pull request already exists for';
 const ERROR_PR_REVIEW_TOKEN_SCOPE = 'Validation Failed: "Could not resolve to a node with the global id of';
 const ERROR_PR_FORK_COLLAB = `Fork collab can't be granted by someone without permission`;
 const blobCreationLimit = (0, p_limit_1.default)(8);
+async function determineApiBaseUrl(hostname) {
+    const getApiUrl = async (hostname) => {
+        if (hostname === 'github.com') {
+            return "https://api.github.com";
+        }
+
+        const baseUrl = `https://${hostname}`;
+        const possiblePaths = ['/api/v4/version', '/api/forgejo/v1/version', '/api/v1/version'];
+
+        for (const path of possiblePaths) {
+            try {
+                const url = `${baseUrl}${path}`;
+                const response = await fetch(url, { method: 'GET', redirect: 'manual' });
+
+                const contentType = response.headers.get('Content-Type') || '';
+                if (
+                    (response.ok || [401, 403].includes(response.status)) && // Check for valid API status codes
+                    contentType.includes('application/json') // Ensure it's returning JSON
+                ) {
+                    return path.includes('/version') ? url.replace('/version', '') : url;
+                }
+            } catch (error) {
+                // Ignore errors and try the next path
+            }
+        }
+
+        throw new Error(`Unable to determine API base URL for hostname: ${hostname}`);
+    };
+
+    // Synchronous wrapper for async function
+    const promise = getApiUrl(hostname);
+    const result = require('deasync')(promise.then.bind(promise));
+    return result;
+}
 class GitHubHelper {
     constructor(githubServerHostname, token) {
+    }
+    async init(githubServerHostname, token) {
         const options = {};
         if (token) {
             options.auth = `${token}`;
         }
-        if (githubServerHostname !== 'github.com') {
+        try {
-            options.baseUrl = `https://${githubServerHostname}/api/v1`;
+            options.baseUrl = await determineApiBaseUrl(githubServerHostname);
-        }
+            core.info(`Valid API URL detected: ${apiBaseUrl}`);
-        else {
+        } catch (error) {
-            options.baseUrl = 'https://api.github.com';
+            console.error(error.message);
+            process.exit(1); // Exit with an error code if no API path is found
         }
+        core.info(`baseUrl: ${options.baseUrl}`);
+
         options.throttle = octokit_client_1.throttleOptions;
         this.octokit = new octokit_client_1.Octokit(options);
     }
@@ -36020,4 +36059,4 @@ function validateConcurrency(concurrency) {
 /******/ 	module.exports = __webpack_exports__;
 /******/ 	
 /******/ })()
-;
+;