mainaction.yml

name: Download and Merge Zip Files

on:
  workflow_dispatch:
  schedule:
    - cron: '0 0 * * 0'  # Runs every week

jobs:
  download-and-merge:
    runs-on: ubuntu-latest
    permissions:
      contents: write
    env:
      GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
    steps:
    - name: Checkout repository
      uses: actions/checkout@v2

    - name: Get current date
      id: date
      run: echo "::set-output name=date::$(date +'%Y-%m-%d')"

    - name: Download first zip file
      run: |
        curl -L -o trid.zip https://mark0.net/download/trid_w32.zip
    
    - name: Download second zip file
      run: |
        curl -L -o triddefs.zip https://mark0.net/download/triddefs.zip

    - name: Unzip first file
      run: |
        unzip trid.zip -d extracted1

    - name: Unzip second file
      run: |
        unzip triddefs.zip -d extracted2

    - name: Merge directories
      run: |
        mkdir -p merged
        cp -r extracted1/* merged/
        cp -r extracted2/* merged/
        
    - name: Create merged zip file
      run: |
        zip -r trid-bundled_${{ steps.date.outputs.date }}.zip merged

    - name: Generate checksum for new zip
      id: generate_new_checksum
      run: |
        sha256sum trid-bundled_${{ steps.date.outputs.date }}.zip > new_checksum.txt

    - name: Download previous release
      uses: actions/download-release-asset@v1
      with:
        owner: ${{ github.repository_owner }}
        repo: ${{ github.event.repository.name }}
        tag: latest
        asset_name: last.zip
      continue-on-error: true

    - name: Generate checksum for previous zip
      id: generate_previous_checksum
      run: |
        if [ -f last.zip ]; then
          sha256sum merged.zip > previous_checksum.txt
        else
          echo "No previous release found" > previous_checksum.txt
        fi

    - name: Upload artifact
      uses: actions/upload-artifact@v4
      with:
        name: trid-bundled_${{ steps.date.outputs.date }}
        path: trid-bundled_${{ steps.date.outputs.date }}.zip

    - name: Compare checksums
      id: compare_checksums
      run: |
        if [ -f previous_checksum.txt ] && cmp -s new_checksum.txt previous_checksum.txt; then
          echo "Checksums match. No new release needed."
          echo "checksums_match=true" >> $GITHUB_ENV
        else
          echo "Checksums do not match. Proceeding with release."
          echo "checksums_match=false" >> $GITHUB_ENV

    - name: Create GitHub Release
      id: create_release
      if: env.checksums_match == 'false'
      uses: actions/create-release@v1
      with:
        tag_name: v1.0.${{ github.run_number }}
        release_name: trid-bundled_${{ steps.date.outputs.date }}
        draft: false
        prerelease: false

    - name: Upload Release Asset
      if: env.checksums_match == 'false'
      uses: actions/upload-release-asset@v1
      with:
        upload_url: ${{ steps.create_release.outputs.upload_url }}
        asset_path: trid-bundled_${{ steps.date.outputs.date }}.zip
        asset_name: trid-bundled_${{ steps.date.outputs.date }}.zip
        asset_content_type: application/zip