👷 poll for cybersource changes and create PR

.github/workflows/cybersource-release-poll.yaml

@@ -0,0 +1,113 @@
+name: 'Poll for Cybersource SDK release'
+
+on:
+  schedule:
+    #        min hr day_month month day_week
+    - cron: '0   16  *         *     *'
+
+permissions:
+  contents: 'read'
+  actions: 'write'
+
+jobs:
+  check_version:
+    runs-on: 'ubuntu-latest'
+    outputs:
+      should_create_pr: '${{ steps.check.outputs.should_create_pr }}'
+      latest_version: '${{ steps.check.outputs.latest_version }}'
+      branch_name: '${{ steps.check.outputs.branch_name }}'
+    steps:
+      - name: 'Checkout Repository 🛎️'
+        uses: 'actions/checkout@v4'
+      - name: 'Check for Cybersource SDK release 🔖'
+        id: 'check'
+        working-directory: 'scripts'
+        env:
+          GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
+        run: |-
+          source "$(pwd)/lib/variables.sh"
+          source "$(pwd)/lib/check-latest-release.sh"
+
+          # update_text=$(
+          #   echo hi
+          # )
+          update_text="$(
+            check_latest_release \
+              "CyberSource/cybersource-rest-client-node" \
+              "$cybersource_rest_client_version" \
+              2>&1
+          )"
+
+
+          # if the update message exists
+          if [ -n "$update_text" ]; then
+            latest_version=$(echo "$update_text" | sed -E 's/^.+ → ([0-9.a-z -]+).*$/\1/')
+            branch_name="chore/upgrade-cybersource-sdk-v$latest_version"
+
+            # if the branch does not exist yet
+            if [ -z "$(git ls-remote --heads origin "refs/heads/$branch_name")" ]; then
+              echo "Cybersource SDK version $latest_version update available."
+
+              echo "should_create_pr=true" >> "$GITHUB_OUTPUT"
+              echo "latest_version=$latest_version" >> "$GITHUB_OUTPUT"
+              echo "branch_name=$branch_name" >> "$GITHUB_OUTPUT"
+
+              exit 0
+            fi
+          fi
+          echo "should_create_pr=false" >> "$GITHUB_OUTPUT"
+
+  create_pr:
+    runs-on: 'ubuntu-latest'
+    needs:
+      - 'check_version'
+    if: ${{ needs.check_version.outputs.should_create_pr }}
+    env:
+      latest_version: '${{ needs.check_version.outputs.latest_version }}'
+      branch_name: '${{ needs.check_version.outputs.branch_name }}'
+    steps:
+      - name: 'Checkout Repository 🛎️'
+        uses: 'actions/checkout@v4'
+      - name: 'Setup Nix ❄️'
+        uses: 'cachix/install-nix-action@v27'
+        with:
+          nix_path: 'nixpkgs=channel:nixos-unstable'
+          github_access_token: '${{ secrets.GITHUB_TOKEN }}'
+      - name: 'Create branch for PR 🔀'
+        run: |-
+          git switch -C "$branch_name"
+      - name: 'Update variables 🔧'
+        run: |-
+          vars_file=scripts/lib/variables.sh
+          # update the version file to
+          sed -i -E \
+            's/^(cybersource_rest_client_version=").+?(")$/\1'"$latest_version"'\2/gm' \
+            "$vars_file"
+      - name: 'Update Cybersource ⬆️'
+        timeout-minutes: 5
+        run: |-
+          nix develop --impure --command "scripts/develop.sh"
+      - name: 'Stage changes 📎'
+        run: |-
+          git add \
+            scripts/lib/variables.sh \
+            modules/cybersource-rest-client-node \
+            src/ \
+            ;
+          git status
+      # TODO: should we check if there are other unstaged changes (and consider that an error)
+      - name: 'Commit changes 📝'
+        run: |-
+          git commit -m "⬆️ update cybersource SDK to v$latest_version"
+      - name: 'Push changes 📤'
+        run: |-
+          git push -u origin "$branch_name"
+      - name: 'Create PR 📬'
+        env:
+          GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
+        run: |-
+          gh pr create \
+            --base "${{ github.event.repository.default_branch }}" \
+            --head "$branch_name" \
+            --title "⬆️ Update Cybersource SDK to v$latest_version" \
+            --body "Created by Github action"