From c116c20c11380fe2ba397af258662232fcac5d37 Mon Sep 17 00:00:00 2001
From: Sebass van Boxel <svboxel@gmail.com>
Date: Sun, 11 Oct 2020 19:29:41 +0200
Subject: [PATCH] Add support for deleting previously created comments

---
 action.yml  | 2 ++
 lib/main.js | 9 ++++++++-
 src/main.ts | 9 ++++++++-
 3 files changed, 18 insertions(+), 2 deletions(-)

diff --git a/action.yml b/action.yml
index 27ab183..16754ea 100644
--- a/action.yml
+++ b/action.yml
@@ -20,6 +20,8 @@ inputs:
   number:
     description: "pull request number for push event"
     required: false
+  delete: 
+    description: "delete the previously created comment"
   GITHUB_TOKEN:
     description: "set secrets.GITHUB_TOKEN here"
     required: true
diff --git a/lib/main.js b/lib/main.js
index 33d7274..d359b95 100644
--- a/lib/main.js
+++ b/lib/main.js
@@ -48,12 +48,16 @@ function run() {
             const header = core.getInput("header", { required: false }) || "";
             const append = core.getInput("append", { required: false }) || false;
             const recreate = core.getInput("recreate", { required: false }) || false;
+            const deleteOldComment = core.getInput("delete", { required: false }) || false;
             const githubToken = core.getInput("GITHUB_TOKEN", { required: true });
             const octokit = new github_1.GitHub(githubToken);
             const previous = yield comment_1.findPreviousComment(octokit, repo, number, header);
             if (!message && !path) {
                 throw { message: 'Either message or path input is required' };
             }
+            if (deleteOldComment && recreate) {
+                throw { message: 'delete and recreate cannot be both set to true' };
+            }
             let body;
             if (path) {
                 body = fs_1.readFileSync(path);
@@ -63,7 +67,10 @@ function run() {
             }
             if (previous) {
                 const previousBody = append && previous.body;
-                if (recreate) {
+                if (deleteOldComment) {
+                    yield comment_1.deleteComment(octokit, repo, previous.id);
+                }
+                else if (recreate) {
                     yield comment_1.deleteComment(octokit, repo, previous.id);
                     yield comment_1.createComment(octokit, repo, number, body, header, previousBody);
                 }
diff --git a/src/main.ts b/src/main.ts
index 5a82f92..d254c3f 100644
--- a/src/main.ts
+++ b/src/main.ts
@@ -19,6 +19,7 @@ async function run() {
     const header = core.getInput("header", { required: false }) || "";
     const append = core.getInput("append", { required: false }) || false;
     const recreate = core.getInput("recreate", { required: false }) || false;
+    const deleteOldComment = core.getInput("delete", { required: false }) || false;
     const githubToken = core.getInput("GITHUB_TOKEN", { required: true });
     const octokit = new GitHub(githubToken);
     const previous = await findPreviousComment(octokit, repo, number, header);
@@ -27,6 +28,10 @@ async function run() {
       throw { message: 'Either message or path input is required' };
     }
 
+    if (deleteOldComment && recreate) {
+      throw { message: 'delete and recreate cannot be both set to true' };
+    }
+
     let body;
 
     if (path) {
@@ -37,7 +42,9 @@ async function run() {
 
     if (previous) {
       const previousBody = append && previous.body;
-      if (recreate) {
+      if (deleteOldComment) {
+        await deleteComment(octokit, repo, previous.id);
+      } else if (recreate) {
         await deleteComment(octokit, repo, previous.id);
         await createComment(octokit, repo, number, body, header, previousBody);
       } else {