name: Create Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Release version (e.g., v1.0.0)'
        required: true
        type: string
      release_notes:
        description: 'Release notes'
        required: false
        type: string
        default: 'New release'

jobs:
  build-and-release:
    runs-on: ubuntu-latest
    
    steps:
      - name: Checkout code
        uses: actions/checkout@v4
      
      - name: Set up Podman
        run: |
          sudo apt-get update
          sudo apt-get install -y podman
      
      - name: Build containers
        run: |
          echo "Building required containers..."
          # Build the main container
          scripts/build-container.sh
      
      - name: Build kernel
        run: |
          echo "Building s390x kernel..."
          scripts/build-kernel-container.sh
      
      - name: Build s390x busybox
        run: |
          echo "Building s390x busybox binary..."
          # The build-all.sh script will handle this automatically
          # but we'll call it explicitly for clarity in CI
          if [ ! -f output/busybox-s390x-static ]; then
            sudo podman run --rm \
              -v $PWD:/work \
              -v $PWD/output:/output \
              -w /work \
              s390x-archlinux-dev \
              /work/scripts/build-busybox-s390x.sh
          fi
      
      - name: Build initramfs
        run: |
          echo "Building s390x initramfs..."
          scripts/build-initramfs-final.sh
      
      - name: Prepare boot files
        run: |
          echo "Preparing boot configuration..."
          scripts/prepare-boot.sh
      
      - name: Prepare release artifacts
        run: |
          mkdir -p release-artifacts
          
          # Copy kernel
          cp output/vmlinuz-6.6.10-s390x release-artifacts/vmlinuz-linux-s390x
          
          # Copy initramfs
          cp output/initramfs-6.6.10-s390x.img release-artifacts/initramfs-linux-s390x.img
          
          # Copy boot configuration files
          cp -r boot/* release-artifacts/
          
          # Create checksums
          cd release-artifacts
          sha256sum * > SHA256SUMS
          cd ..
          
          # Create tarball of all artifacts
          tar -czf archlinux-s390x-${{ github.event.inputs.version }}.tar.gz -C release-artifacts .
          
          # Capture build information
          echo "KERNEL_VERSION=6.6.10" >> $GITHUB_ENV
          echo "MKINITCPIO_COMMIT=$(cd mkinitcpio-source && git rev-parse HEAD)" >> $GITHUB_ENV
          echo "MKINITCPIO_SHORT_COMMIT=$(cd mkinitcpio-source && git rev-parse --short HEAD)" >> $GITHUB_ENV
      
      - name: Create GitHub Release
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ github.event.inputs.version }}
          name: Arch Linux s390x ${{ github.event.inputs.version }}
          body: |
            # Arch Linux s390x Port - ${{ github.event.inputs.version }}
            
            ${{ github.event.inputs.release_notes }}
            
            ## Build Information
            
            - **Kernel Version**: ${{ env.KERNEL_VERSION }}
            - **mkinitcpio**: Built from commit [`${{ env.MKINITCPIO_SHORT_COMMIT }}`](https://github.com/archlinux/mkinitcpio/commit/${{ env.MKINITCPIO_COMMIT }})
            - **Build Date**: ${{ github.event.repository.updated_at }}
            
            ## Release Contents
            
            This release includes:
            - **vmlinuz-linux-s390x**: Linux kernel ${{ env.KERNEL_VERSION }} for s390x architecture
            - **initramfs-linux-s390x.img**: Initial RAM filesystem with s390x busybox
            - **Boot configuration files**: IPL configuration for s390x mainframes
            - **SHA256SUMS**: Checksums for all artifacts
            
            ## Quick Start
            
            ```bash
            # Download and extract
            tar -xzf archlinux-s390x-${{ github.event.inputs.version }}.tar.gz
            
            # Test with QEMU
            qemu-system-s390x \
              -machine s390-ccw-virtio \
              -cpu max \
              -m 2G \
              -kernel vmlinuz-linux-s390x \
              -initrd initramfs-linux-s390x.img \
              -append "console=ttyS0 init=/init" \
              -nographic
            ```
            
            ## Build Information
            
            - **Kernel**: Linux 6.6.10
            - **Architecture**: IBM s390x (big-endian)
            - **Build System**: Container-based cross-compilation
            - **Status**: Boots to emergency shell
          draft: false
          prerelease: false
          files: |
            archlinux-s390x-${{ github.event.inputs.version }}.tar.gz
            release-artifacts/vmlinuz-linux-s390x
            release-artifacts/initramfs-linux-s390x.img
            release-artifacts/SHA256SUMS
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}