name: 'Mirror'
description: 'Test and Mirror AUR Packages'

inputs:
  pkgbase:
    description: 'The pkgbase from the AUR.'
    required: false
  ssh_key:
    description: 'The base64-part of the private key to upload to the AUR.'
    required: true

runs:
  using: "composite"
  steps:
    
    - name: Test AUR package
      uses: docker://docker.io/library/archlinux:base-devel
      with:
        entrypoint: bash
        args: |
          -c 'useradd user && echo "user ALL=(ALL:ALL) NOPASSWD: ALL" >/etc/sudoers.d/user && su -c "makepkg -s" - user'
    
    - name: Ensure .SRCINFO is up to date
      uses: docker://docker.io/library/archlinux:base-devel
      with:
        entrypoint: bash
        args: -c 'makepkg --printsrcinfo >>.SRCINFO.new && diff -u .SRCINFO{,.new}'
    
    - name: Mirror to the AUR
      run: |
        printf '%s' '${{inputs.ssh_key}}' >ssh_key
        echo 'aur.archlinux.org ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIEuBKrPzbawxA/k2g6NcyV5jmqwJ2s+zpgZGZ7tpLIcN' >>~/.ssh/known_hosts

        pkgbase='${{inputs.pkgbase}}'
        [ -n "$pkgbase" ] || pkgbase="$( (. PKGBUILD && printf '%s' "$pkgbase") )"
        [ -n "$pkgbase" ] || pkgbase="$( (. PKGBUILD && printf '%s' "$pkgname") )"

        [ -n "$pkgbase" ] || \
          ( echo "Failed to determine pkgbase"; exit 1 )
        [ "${{github.ref_name}}" == "main" ] || [ "${{github.ref_name}}" == "master" ] || \
          ( echo "Git ref is neither main nor master, aborting"; exit 1 ) || exit 0

        export GIT_SSH_COMMAND='ssh -i ssh_key -o IdentitiesOnly=yes'
        git remote add aur "ssh://aur@aur.archlinux.org/$pkgbase.git"
        git push aur "${{github.ref_name}}:master"