name: Regenerate Nix Nuget Dependencies

on:
  pull_request_target:
    paths:
      - '**.csproj'
      - '**.props'
      - '**.yml'
    branches:
      - dev
      - master
      - V7

concurrency:
  group: "regenerate-nix-dependencies-${{ github.head_ref || github.run_id }}-${{ github.event_name }}"
  cancel-in-progress: true

jobs:
  regenerate-nix-dependencies:
    name: Regenerate Nix Dependencies
    runs-on: ubuntu-latest
    if: github.event.pull_request.head.repo.id == github.event.pull_request.base.repo.id
    steps:
      - name: Setup Nix
        uses: cachix/install-nix-action@v31
        with:
          nix_path: nixpkgs=channel:nixos-unstable

      - name: Generate App Token
        id: app-token-generation
        uses: actions/create-github-app-token@v1
        with:
          app-id: ${{ secrets.APP_ID }}
          private-key: ${{ secrets.APP_PRIVATE_KEY }}

      - name: Clone PR Branch
        run: git clone -b ${{ github.event.pull_request.head.ref }} --depth 1 "https://tgstation-server-ci:${{ steps.app-token-generation.outputs.token }}@github.com/tgstation/tgstation-server" .

      - name: Regenerate Dependencies
        run: |
          cd build/package/nix
          nix shell nixpkgs#nuget-to-json nixpkgs#dotnetCorePackages.sdk_8_0 -c "./GenDeps.sh"

      - name: Commit
        run: |
          git config user.name "tgstation-server-ci[bot]"
          git config user.email "161980869+tgstation-server-ci[bot]@users.noreply.github.com"
          git add build/package/nix/deps.json
          git diff-index --quiet HEAD || git commit -m "Regenerate Nix Hashes based on Nuget Packages"

      - name: Push
        run: |
          git config --global push.default simple
          git push -u origin ${{ github.event.pull_request.head.ref }} 2>&1