build(refactor): better project organization

lib/main.js

@@ -0,0 +1,139 @@
+"use strict";
+var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
+}) : (function(o, m, k, k2) {
+    if (k2 === undefined) k2 = k;
+    o[k2] = m[k];
+}));
+var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
+    Object.defineProperty(o, "default", { enumerable: true, value: v });
+}) : function(o, v) {
+    o["default"] = v;
+});
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (k !== "default" && Object.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
+    __setModuleDefault(result, mod);
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+const core = __importStar(require("@actions/core"));
+const github = __importStar(require("@actions/github"));
+const http_client_1 = require("@actions/http-client");
+const listCommitPulls = async (params) => {
+    const { repoToken, owner, repo, commitSha } = params;
+    const http = new http_client_1.HttpClient('http-client-add-pr-comment');
+    const additionalHeaders = {
+        accept: 'application/vnd.github.groot-preview+json',
+        authorization: `token ${repoToken}`,
+    };
+    const body = await http.getJson(`https://api.github.com/repos/${owner}/${repo}/commits/${commitSha}/pulls`, additionalHeaders);
+    return body.result;
+};
+const getIssueNumberFromCommitPullsList = (commitPullsList) => (commitPullsList.length ? commitPullsList[0].number : null);
+const createCommentProxy = async (params) => {
+    const { repoToken, owner, repo, issueNumber, body, proxyUrl } = params;
+    const http = new http_client_1.HttpClient('http-client-add-pr-comment');
+    const response = await http.postJson(`${proxyUrl}/repos/${owner}/${repo}/issues/${issueNumber}/comments`, { body }, {
+        ['temporary-github-token']: repoToken,
+    });
+    return response.result;
+};
+const isMessagePresent = (message, comments, login) => {
+    const cleanRe = new RegExp('\\R|\\s', 'g');
+    const messageClean = message.replace(cleanRe, '');
+    return comments.some(({ user, body }) => {
+        // If a username is provided we can save on a bit of processing
+        if (login && user.login !== login) {
+            return false;
+        }
+        return body.replace(cleanRe, '') === messageClean;
+    });
+};
+const getInputs = () => {
+    return {
+        allowRepeats: Boolean(core.getInput('allow-repeats') === 'true'),
+        message: core.getInput('message'),
+        proxyUrl: core.getInput('proxy-url').replace(/\/$/, ''),
+        repoToken: core.getInput('repo-token') || process.env['GITHUB_TOKEN'],
+        repoTokenUserLogin: core.getInput('repo-token-user-login'),
+    };
+};
+const run = async () => {
+    try {
+        const { allowRepeats, message, repoToken, repoTokenUserLogin, proxyUrl } = getInputs();
+        if (!repoToken) {
+            throw new Error('no github token provided, set one with the repo-token input or GITHUB_TOKEN env variable');
+        }
+        const { payload: { pull_request: pullRequest, repository }, sha: commitSha, } = github.context;
+        if (!repository) {
+            core.info('unable to determine repository from request type');
+            core.setOutput('comment-created', 'false');
+            return;
+        }
+        const { full_name: repoFullName } = repository;
+        const [owner, repo] = repoFullName.split('/');
+        let issueNumber;
+        if (pullRequest && pullRequest.number) {
+            issueNumber = pullRequest.number;
+        }
+        else {
+            // If this is not a pull request, attempt to find a PR matching the sha
+            const commitPullsList = await listCommitPulls({ repoToken, owner, repo, commitSha });
+            issueNumber = commitPullsList && getIssueNumberFromCommitPullsList(commitPullsList);
+        }
+        if (!issueNumber) {
+            core.info('this action only works on pull_request events or other commits associated with a pull');
+            core.setOutput('comment-created', 'false');
+            return;
+        }
+        const octokit = github.getOctokit(repoToken);
+        let shouldCreateComment = true;
+        if (!allowRepeats) {
+            core.debug('repeat comments are disallowed, checking for existing');
+            const { data: comments } = await octokit.issues.listComments({
+                owner,
+                repo,
+                issue_number: issueNumber,
+            });
+            if (isMessagePresent(message, comments, repoTokenUserLogin)) {
+                core.info('the issue already contains an identical message');
+                shouldCreateComment = false;
+            }
+        }
+        if (shouldCreateComment) {
+            if (proxyUrl) {
+                await createCommentProxy({
+                    owner,
+                    repo,
+                    issueNumber,
+                    body: message,
+                    repoToken,
+                    proxyUrl,
+                });
+            }
+            else {
+                await octokit.issues.createComment({
+                    owner,
+                    repo,
+                    issue_number: issueNumber,
+                    body: message,
+                });
+            }
+            core.setOutput('comment-created', 'true');
+        }
+        else {
+            core.setOutput('comment-created', 'false');
+        }
+    }
+    catch (error) {
+        core.setFailed(error.message);
+    }
+};
+// Don't auto-execute in the test environment
+if (process.env['NODE_ENV'] !== 'test') {
+    run();
+}
+exports.default = run;