From 982ddfb14e52c80c3d358724e64a59b0a233b3a3 Mon Sep 17 00:00:00 2001
From: Mark Rudolph <mark@k8ty.app>
Date: Wed, 22 Jan 2025 23:23:49 -0500
Subject: [PATCH] re-work action

---
 .github/workflows/updates.yaml | 49 +++++++++++++++++++++++++++-------
 1 file changed, 40 insertions(+), 9 deletions(-)

diff --git a/.github/workflows/updates.yaml b/.github/workflows/updates.yaml
index 7c3617f..ff5b984 100644
--- a/.github/workflows/updates.yaml
+++ b/.github/workflows/updates.yaml
@@ -12,19 +12,50 @@ jobs:
   update:
     runs-on: ubuntu-latest
     env:
-      GH_TOKEN: ${{ github.token }}
+      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
     steps:
-      - uses: actions/checkout@v3
+      - name: Checkout code
+        uses: actions/checkout@v3
         with:
           fetch-depth: 0
-      - uses: coursier/cache-action@v6.4
-      - uses: VirtusLab/scala-cli-setup@v1.5
 
-      - name: Create a new branch
-        run: git checkout -b dependency-update
+      - name: Setup coursier cache
+        uses: coursier/cache-action@v6.4
 
-      - run: scala-cli --power dependency-update branch --all
+      - name: Setup Scala CLI
+        uses: VirtusLab/scala-cli-setup@v1.5
 
-      - run: | 
+      - name: Check if branch exists on remote
+        id: branch-check
+        run: |
+          if git ls-remote --exit-code --heads origin dependency-update; then
+            echo "branch_exists=true" >> $GITHUB_ENV
+          else
+            echo "branch_exists=false" >> $GITHUB_ENV
+          fi
+
+      - name: Track or create branch
+        run: |
+          if [ "$branch_exists" = "true" ]; then
+            git fetch origin dependency-update:dependency-update
+            git checkout dependency-update
+          else
+            git checkout -b dependency-update
+          fi
+
+      - name: Update dependencies
+        run: |
+          scala-cli --power dependency-update branch --all
+          git commit -am "Update dependencies" || echo "No changes to commit"
+
+      - name: Push changes
+        run: |
           git push -u origin dependency-update
-          gh pr create --title "Dependency Updates" --body "Dependency updates from scala-cli" --fill
\ No newline at end of file
+
+      - name: Create a Pull Request
+        run: |
+          gh pr create \
+            --title "Dependency Updates" \
+            --body "Dependency updates from scala-cli" \
+            --head dependency-update \
+            --base main || echo "Pull request already exists or no changes to push"
\ No newline at end of file