feat: allowing action to run on non PR triggers

.github/workflows/test-master.yml

@@ -0,0 +1,22 @@
+name: "test-local"
+on:
+  push:
+    branches:
+      - master
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+
+      - name: Add Comment
+        uses: ./
+        with:
+          message: |
+            **Hello MASTER!**
+            🌏
+            !
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          allow-repeats: false

.github/workflows/test-pr.yml

@@ -7,13 +7,10 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v1
-
-      - run: npm ci
-
       - uses: ./
         with:
           message: |
-            **Hello!**
+            **Hello PULL!**
             🌏
             !
           repo-token: ${{ secrets.GITHUB_TOKEN }}

action.yml

@@ -10,7 +10,7 @@ inputs:
   allow-repeats:
     description: "allow messages to be repeated"
     required: false
-    default: false
+    default: "false"
 branding:
   icon: message-circle
   color: purple

dist/index.js

@@ -1987,6 +1987,27 @@ module.exports = require("os");
 
 const core = __webpack_require__(470);
 const github = __webpack_require__(469);
+const { HttpClient, Headers } = __webpack_require__(539);
+
+const getPulls = async (repoToken, repo, commitSha) => {
+  const http = new HttpClient("http-client-add-pr-comment");
+
+  const additionalHeaders = {
+    [Headers.Accept]: "application/vnd.github.sailor-v-preview+json",
+    [Headers.Authorization]: `token ${repoToken}`,
+  };
+
+  const response = await http.getJson(
+    `https://api.github.com/repos/${repo}/commits/${commitSha}/pulls`,
+    additionalHeaders
+  );
+
+  const body = await response.readBody();
+
+  core.debug(body);
+
+  return body;
+};
 
 async function run() {
   try {
@@ -1998,17 +2019,29 @@ async function run() {
     core.debug(`input allow-repeats: ${allowRepeats}`);
 
     const {
-      payload: { pull_request: pullRequest, repository }
+      payload: { pull_request: pullRequest, sha, repository },
     } = github.context;
 
-    if (!pullRequest) {
-      core.error("this action only works on pull_request events");
+    const { full_name: repoFullName } = repository;
+
+    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 pulls = await getPulls(repoToken, repoFullName, sha);
+      issueNumber = pulls.length ? pulls[0].number : null;
+    }
+
+    if (!issueNumber) {
+      core.warning(
+        "this action only works on pull_request events or other commits associated with a pull"
+      );
       core.setOutput("comment-created", "false");
       return;
     }
 
-    const { number: issueNumber } = pullRequest;
-    const { full_name: repoFullName } = repository;
     const [owner, repo] = repoFullName.split("/");
 
     const octokit = new github.GitHub(repoToken);
@@ -2019,11 +2052,11 @@ async function run() {
       const { data: comments } = await octokit.issues.listComments({
         owner,
         repo,
-        issue_number: issueNumber
+        issue_number: issueNumber,
       });
 
       const filteredComments = comments.filter(
-        c => c.body === message && c.user.login === "github-actions[bot]"
+        (c) => c.body === message && c.user.login === "github-actions[bot]"
       );
 
       if (filteredComments.length) {
@@ -2037,7 +2070,7 @@ async function run() {
       owner,
       repo,
       issue_number: issueNumber,
-      body: message
+      body: message,
     });
 
     core.setOutput("comment-created", "true");
@@ -7663,6 +7696,7 @@ var HttpCodes;
     HttpCodes[HttpCodes["RequestTimeout"] = 408] = "RequestTimeout";
     HttpCodes[HttpCodes["Conflict"] = 409] = "Conflict";
     HttpCodes[HttpCodes["Gone"] = 410] = "Gone";
+    HttpCodes[HttpCodes["TooManyRequests"] = 429] = "TooManyRequests";
     HttpCodes[HttpCodes["InternalServerError"] = 500] = "InternalServerError";
     HttpCodes[HttpCodes["NotImplemented"] = 501] = "NotImplemented";
     HttpCodes[HttpCodes["BadGateway"] = 502] = "BadGateway";

index.js

@@ -1,5 +1,26 @@
 const core = require("@actions/core");
 const github = require("@actions/github");
+const { HttpClient, Headers } = require("@actions/http-client");
+
+const getPulls = async (repoToken, repo, commitSha) => {
+  const http = new HttpClient("http-client-add-pr-comment");
+
+  const additionalHeaders = {
+    [Headers.Accept]: "application/vnd.github.sailor-v-preview+json",
+    [Headers.Authorization]: `token ${repoToken}`,
+  };
+
+  const response = await http.getJson(
+    `https://api.github.com/repos/${repo}/commits/${commitSha}/pulls`,
+    additionalHeaders
+  );
+
+  const body = await response.readBody();
+
+  core.debug(body);
+
+  return body;
+};
 
 async function run() {
   try {
@@ -11,17 +32,29 @@ async function run() {
     core.debug(`input allow-repeats: ${allowRepeats}`);
 
     const {
-      payload: { pull_request: pullRequest, repository }
+      payload: { pull_request: pullRequest, sha, repository },
     } = github.context;
 
-    if (!pullRequest) {
-      core.error("this action only works on pull_request events");
+    const { full_name: repoFullName } = repository;
+
+    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 pulls = await getPulls(repoToken, repoFullName, sha);
+      issueNumber = pulls.length ? pulls[0].number : null;
+    }
+
+    if (!issueNumber) {
+      core.warning(
+        "this action only works on pull_request events or other commits associated with a pull"
+      );
       core.setOutput("comment-created", "false");
       return;
     }
 
-    const { number: issueNumber } = pullRequest;
-    const { full_name: repoFullName } = repository;
     const [owner, repo] = repoFullName.split("/");
 
     const octokit = new github.GitHub(repoToken);
@@ -32,11 +65,11 @@ async function run() {
       const { data: comments } = await octokit.issues.listComments({
         owner,
         repo,
-        issue_number: issueNumber
+        issue_number: issueNumber,
       });
 
       const filteredComments = comments.filter(
-        c => c.body === message && c.user.login === "github-actions[bot]"
+        (c) => c.body === message && c.user.login === "github-actions[bot]"
       );
 
       if (filteredComments.length) {
@@ -50,7 +83,7 @@ async function run() {
       owner,
       repo,
       issue_number: issueNumber,
-      body: message
+      body: message,
     });
 
     core.setOutput("comment-created", "true");

package-lock.json

@@ -20,9 +20,9 @@
       }
     },
     "@actions/http-client": {
-      "version": "1.0.6",
-      "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-1.0.6.tgz",
-      "integrity": "sha512-LGmio4w98UyGX33b/W6V6Nx/sQHRXZ859YlMkn36wPsXPB82u8xTVlA/Dq2DXrm6lEq9RVmisRJa1c+HETAIJA==",
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/@actions/http-client/-/http-client-1.0.7.tgz",
+      "integrity": "sha512-PY3ys/XH5WMekkHyZhYSa/scYvlE5T/TV/T++vABHuY5ZRgtiBZkn2L2tV5Pv/xDCl59lSZb9WwRuWExDyAsSg==",
       "requires": {
         "tunnel": "0.0.6"
       }
@@ -203,9 +203,9 @@
       "integrity": "sha512-uM4mnmsIIPK/yeO+42F2RQhGUIs39K2RFmugcJANppXe6J1nvH87PvzPZYpza7Xhhs8Yn9yIAVdLZ84z61+0xQ=="
     },
     "@zeit/ncc": {
-      "version": "0.22.0",
-      "resolved": "https://registry.npmjs.org/@zeit/ncc/-/ncc-0.22.0.tgz",
-      "integrity": "sha512-zaS6chwztGSLSEzsTJw9sLTYxQt57bPFBtsYlVtbqGvmDUsfW7xgXPYofzFa1kB9ur2dRop6IxCwPnWLBVCrbQ==",
+      "version": "0.22.1",
+      "resolved": "https://registry.npmjs.org/@zeit/ncc/-/ncc-0.22.1.tgz",
+      "integrity": "sha512-Qq3bMuonkcnV/96jhy9SQYdh39NXHxNMJ1O31ZFzWG9n52fR2DLtgrNzhj/ahlEjnBziMLGVWDbaS9sf03/fEw==",
       "dev": true
     },
     "acorn": {

package.json

@@ -28,10 +28,11 @@
   "homepage": "https://github.com/mshick/add-pr-comment#readme",
   "dependencies": {
     "@actions/core": "^1.2.3",
-    "@actions/github": "^2.1.1"
+    "@actions/github": "^2.1.1",
+    "@actions/http-client": "^1.0.7"
   },
   "devDependencies": {
-    "@zeit/ncc": "^0.22.0",
+    "@zeit/ncc": "^0.22.1",
     "eslint": "^6.8.0"
   }
 }