From 758baf5e9ffb7fc2bcbd0fe8934414b8387d2335 Mon Sep 17 00:00:00 2001
From: Surya Teja <94suryateja@gmail.com>
Date: Mon, 30 Mar 2020 17:24:33 +0530
Subject: [PATCH] Make checking for duplicate msg optional

---
 README.md     |  3 ++-
 action.yml    |  7 ++++++-
 entrypoint.sh | 16 ++++++++++------
 3 files changed, 18 insertions(+), 8 deletions(-)

diff --git a/README.md b/README.md
index 058bcba..b0496fc 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ A GitHub action to comment on the relevant open PR when a commit is pushed.
 
 ### Sample workflow
 
-```
+```yaml
 name: comment-on-pr example
 on: pull_request
 jobs:
@@ -24,4 +24,5 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
           msg: "Check out this message!"
+          check_for_duplicate_msg: false  # OPTIONAL 
 ```
diff --git a/action.yml b/action.yml
index 6ddd907..19c0218 100644
--- a/action.yml
+++ b/action.yml
@@ -8,8 +8,13 @@ inputs:
   msg: 
     description: Comment's message
     required: true
+  check_for_duplicate_msg:
+    description: If false, action doesn't check for duplicate msg.
+    required: false
+    default: true
 runs:
   using: 'docker'
   image: 'Dockerfile'
   args:
-    - ${{ inputs.msg }}
\ No newline at end of file
+    - ${{ inputs.msg }}
+    - ${{ inputs.check_for_duplicate_msg }}
diff --git a/entrypoint.sh b/entrypoint.sh
index d429cb7..be6188c 100755
--- a/entrypoint.sh
+++ b/entrypoint.sh
@@ -13,11 +13,13 @@ if !ENV["GITHUB_TOKEN"]
   exit(1)
 end
 
-if ARGV.empty?
+if ARGV[0].empty?
   puts "Missing message argument."
   exit(1)
 end
 
+message = ARGV[0]
+check_duplicate_msg = ARGV[1]
 repo = event["repository"]["full_name"]
 
 if ENV.fetch("GITHUB_EVENT_NAME") == "pull_request"
@@ -34,14 +36,16 @@ else
   end
   pr_number = pr["number"]
 end
-message = ARGV.join(' ')
 
 coms = github.issue_comments(repo, pr_number)
-duplicate = coms.find { |c| c["user"]["login"] == "github-actions[bot]" && c["body"] == message }
 
-if duplicate
-  puts "The PR already contains this message"
-  exit(0)
+if check_duplicate_msg == "true"
+  duplicate = coms.find { |c| c["user"]["login"] == "github-actions[bot]" && c["body"] == message }
+
+  if duplicate
+    puts "The PR already contains this message"
+    exit(0)
+  end
 end
 
 github.add_comment(repo, pr_number, message)