name: Build NixOS (on demand)

# TODO: accept , style sep in hwylcli
on:
  workflow_dispatch:
    inputs:
      hosts:
        description: 'list of hosts to build'
        required: true
        default: ',othalan,algiz'
        type: string
      lockFile:
        description: 'flake.lock file'
        type: string

  workflow_call:
    inputs:
      hosts:
        description: 'list of hosts to build'
        default: ',othalan,algiz'
        type: string

# concurrency:
#   group: ${{ github.workflow }}-${{ github.ref }}-${{ inputs.host }}
#   cancel-in-progress: true

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      # needed to access ghostty repo for now
      - name: Setup SSH
        uses: MrSquaare/ssh-setup-action@v3
        with:
            host: github.com
            private-key: ${{ secrets.SSH_PRIVATE_KEY }}

      - uses: ./.github/actions/nix
        with:
          attic_token: ${{ secrets.ATTIC_TOKEN }}
          # clean: true
          btrfs: true

      - name: write lock file
        if: "${{ inputs.lockFile != '' }}"
        run: |
          echo '${{ inputs.lockFile }}' > flake.lock
          git diff

      - name: Pre-build Oizys
        run: nix build . --print-build-logs

      - name: Build
        run: >
          nix run .
          --
          cache
          --host,="${{ inputs.hosts }}"
          --flake .
          --debug
          --
          --keep-going