name: Minor Patch Diff Workflow

on:
  schedule:
    - cron: '0 7 * * *' # 11PM PST is 7AM UTC
  workflow_dispatch:

jobs:
  check-and-diff:
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pull-requests: write
    steps:
      - name: Checkout
        uses: actions/checkout@v6

      - name: Set up Python
        uses: actions/setup-python@v6
        with:
          python-version: '3.12'
          cache: 'pip'

      - name: Fetch Patch Info and Update Versions
        id: versions
        if: steps.downloader-latest.outputs.updated == 'true' || github.event_name == 'workflow_dispatch'
        run: python automation/ffxiv_info.py >> $GITHUB_OUTPUT

      - name: Download Latest ffxiv_dx11.exe
        id: downloader-latest
        uses: WorkingRobot/ffxiv-downloader@v8
        with:
          output-path: latest
          regex: '^ffxiv_dx11\.exe$'

      - name: Download Previous ffxiv_dx11.exe
        if: steps.versions.outputs.is_new == 'true'
        uses: WorkingRobot/ffxiv-downloader@v8
        with:
          version: ${{ steps.versions.outputs.thaliak_version_prev }}
          output-path: previous
          regex: '^ffxiv_dx11\.exe$'

      - name: Install Analysis Tools
        if: steps.versions.outputs.is_new == 'true'
        run: |
          curl -L -o radare2.deb https://github.com/radareorg/radare2/releases/download/6.1.0/radare2_6.1.0_amd64.deb
          sudo dpkg -i radare2.deb || sudo apt-get install -f -y
          rm radare2.deb

      - name: Install Python Dependencies
        if: steps.versions.outputs.is_new == 'true'
        run: |
          pip install -r requirements-vtable.txt

      - name: Run Diff
        if: steps.versions.outputs.is_new == 'true'
        run: |
          LATEST_EXE=$(find latest -name "ffxiv_dx11.exe" | head -n 1)
          PREVIOUS_EXE=$(find previous -name "ffxiv_dx11.exe" | head -n 1)

          cp "$LATEST_EXE" "ffxiv_dx11.${{ steps.versions.outputs.retail_new }}.exe"
          cp "$PREVIOUS_EXE" "ffxiv_dx11.${{ steps.versions.outputs.retail_prev }}.exe"

          # Run the diffing process and capture JSON output
          python vtable_diff.py "ffxiv_dx11.${{ steps.versions.outputs.retail_prev }}.exe" "ffxiv_dx11.${{ steps.versions.outputs.retail_new }}.exe" > "diffs/${{ steps.versions.outputs.retail_new }}.diff.json"

      - name: Upload Results
        if: steps.versions.outputs.is_new == 'true'
        uses: actions/upload-artifact@v6
        with:
          name: diff
          path: |
            diffs/${{ steps.versions.outputs.retail_new }}.diff.json

      - name: Create Pull Request
        if: steps.versions.outputs.is_new == 'true'
        uses: peter-evans/create-pull-request@v8
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: "Update for ${{ steps.versions.outputs.retail_new }} (${{ steps.versions.outputs.thaliak_version_new }})"
          title: "Update for ${{ steps.versions.outputs.retail_new }} (${{ steps.versions.outputs.thaliak_version_new }})"
          body: |
            This automatic update contains the following changes:
            - Updated `ffxiv_versions_global.json`
            - Generated opcode diff for retail version ${{ steps.versions.outputs.retail_new }}
          branch: "auto-update"
          branch-suffix: "short-commit-hash"
          base: "main"
          delete-branch: true