From 1ee6cb02978244e05ac3939c1133ed1ac3ebed70 Mon Sep 17 00:00:00 2001
From: Nick Taylor <nick@nickyt.co>
Date: Tue, 24 Sep 2024 10:05:14 -0400
Subject: [PATCH] feat: now the latest updates PR will close stale update PRs
 (#17)

---
 scripts/create-pr.sh | 32 ++++++++++++++++++++++++++++++--
 1 file changed, 30 insertions(+), 2 deletions(-)

diff --git a/scripts/create-pr.sh b/scripts/create-pr.sh
index 8da3330..c8fef66 100755
--- a/scripts/create-pr.sh
+++ b/scripts/create-pr.sh
@@ -2,6 +2,28 @@
 
 PR_TITLE="$CUSTOM_PR_TITLE"
 BRANCH_NAME="chore_automated_open-sauced-updates_$(date +%s)"
+BODY="This is an automated PR generated by the OpenSauced pizza-action."
+
+# Even though the bot account is set to the OpenSauced bot account, the author is still the GitHub Actions bot
+AUTHOR="app/github-actions"
+
+# Function to close PRs with the same title
+close_duplicate_prs() {
+  echo "Checking for PRs with previous updates"
+  local new_pr_number=$1
+  local prs_to_close=$(gh pr list --state open --json number,title,author --jq ".[] | select(.title == \"$PR_TITLE\" and .number != $new_pr_number and .author.is_bot == "true" and .author.login == \"$AUTHOR\") | .number")
+
+  # No previous update PRs found
+  if [[ -z $prs_to_close ]]; then
+    echo "No duplicate PRs found to close"
+    return
+  fi
+
+  for pr in $prs_to_close; do
+    echo "Closing duplicate PR #$pr"
+    gh pr close $pr --comment "Closing in favor of #$new_pr_number"
+  done
+}
 
 git checkout -b "$BRANCH_NAME"
 
@@ -10,15 +32,21 @@ git add .
 
 # Check if there are any changes to commit
 if [[ -n "$(git status --porcelain)" ]]; then
-  echo "Creating PR \"$PR_TITLE\" for branch "$BRANCH_NAME""
+  echo "Creating PR \"$PR_TITLE\" for branch \"$BRANCH_NAME\""
   git commit -m "$PR_TITLE"
   git push origin "$BRANCH_NAME"
 
   # Attempt to create the PR (dry run)
-  if gh pr create --title "$PR_TITLE" --body "This is an automated PR generated by the OpenSauced pizza-action." --dry-run; then
+  if gh pr create --title "$PR_TITLE" --body "$BODY" --dry-run; then
     # If dry run is successful, create the actual PR
     PR_URL=$(gh pr create --title "$PR_TITLE" --body "This is an automated PR generated by the OpenSauced pizza-action.")
     echo "PR created successfully: $PR_URL"
+
+    # Extract PR number from the URL
+    PR_NUMBER=$(echo $PR_URL | grep -oE '[0-9]+$')
+
+    # Close duplicate PRs
+    close_duplicate_prs $PR_NUMBER
   else
     echo "Failed to create PR. There might be an issue with branch permissions or other repository settings."
   fi