update_submodules.yml

name: Update Submodules

on:
  schedule:
    - cron: '0 0 * * *'  # runs every day at midnight UTC
  workflow_dispatch:     # manual trigger

jobs:
  update-submodules:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout repository (with submodules)
        uses: actions/checkout@v4
        with:
          submodules: recursive
          token: ${{ secrets.GITHUB_TOKEN }}

      - name: Configure Git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"

      - name: Update submodules
        run: |
          git submodule update --remote
          git add -A

      - name: Check if there are changes
        id: changes
        run: |
          if git diff --cached --quiet; then
            echo "No changes."
            echo "changed=false" >> $GITHUB_ENV
          else
            echo "Submodules updated."
            echo "changed=true" >> $GITHUB_ENV
          fi

      - name: Install NuGet CLI
        if: env.changed == 'true'
        uses: nuget/setup-nuget@v2

      - name: Install Mono
        if: env.changed == 'true'
        run: sudo apt install mono-complete

      - name: Download and Extract NuGet packages
        if: env.changed == 'true'
        run: |
          # Download NuGet packages
          nuget install libClang.runtime.linux-x64 -OutputDirectory ${{ github.workspace }}/nuget-packages
          nuget install libClangSharp.runtime.linux-x64 -OutputDirectory ${{ github.workspace }}/nuget-packages

          # Unzip the packages
          mkdir -p ${{ github.workspace }}/nuget-packages/bin
          files=($(find ${{ github.workspace }}/nuget-packages -maxdepth 1 -type f))
          for file in "${files[@]}"; do
            echo "Unzipping $file"
            unzip "$file" '*.so' -o -j -d ${{ github.workspace }}/nuget-packages/bin
          done

          # Make files executable
          chmod +x ${{ github.workspace }}/nuget-packages/bin/*.so

          # Add to system path
          echo "${{ github.workspace }}/nuget-packages/bin" >> $GITHUB_ENV

      - name: Setup .NET
        if: env.changed == 'true'
        uses: actions/setup-dotnet@v4
        with:
          dotnet-version: 9.0.x

      - name: Run generator
        if: env.changed == 'true'
        run: |
          bash ./generate.bat
          git add -A

      - name: Check if it can build
        if: env.changed == 'true'
        run: dotnet build

      - name: Commit and push changes
        if: env.changed == 'true'
        run: |
          BRANCH_NAME="update-submodules-$(date +%Y%m%d%H%M%S)"
          git checkout -b $BRANCH_NAME
          git commit -m "Update submodules"
          git push origin $BRANCH_NAME
          echo "branch_name=$BRANCH_NAME" >> $GITHUB_ENV

      - name: Create Pull Request
        if: env.changed == 'true'
        uses: peter-evans/create-pull-request@v6
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ env.branch_name }}
          title: "Update Git submodules"
          body: |
            This PR updates the Git submodules to their latest commits.
            - Auto-generated by GitHub Actions