name: CI

on:
  pull_request:
  push:
    branches: [main]

jobs:
  run-x86_64-linux:
    name: Run x86_64 Linux
    runs-on: ubuntu-22.04
    steps:
      - uses: actions/checkout@v3
      - run: sudo apt install fish zsh
      - uses: actions/download-artifact@v3
        with:
          name: nix-installer-x86_64-linux
      - name: Move & set executable
        run: |
          chmod +x ./nix-installer
          mkdir install-root
          cp nix-installer.sh install-root/nix-installer.sh
          mv nix-installer install-root/nix-installer-x86_64-linux
      - name: Initial install
        uses: ./
        with:
          local-root: install-root/
          logger: pretty
          log-directives: nix_installer=trace
          backtrace: full
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Initial uninstall (without a `nix run` first)
        run: sudo -E /nix/nix-installer uninstall
        env:
          NIX_INSTALLER_NO_CONFIRM: true
          NIX_INSTALLER_LOGGER: pretty
          NIX_INSTALLER_LOG_DIRECTIVES: nix_installer=trace
          RUST_BACKTRACE: full
      - name: Ensure `nix` is removed
        run: |
          if systemctl is-active nix-daemon.socket; then
            echo "nix-daemon.socket was still running"
            exit 1
          fi
          if systemctl is-active nix-daemon.service; then
            echo "nix-daemon.service was still running"
            exit 1
          fi
          if [ -e /nix ]; then
            echo "/nix exists"
            exit 1
          fi
      - name: Repeated install
        uses: ./
        with:
          local-root: install-root/
          logger: pretty
          log-directives: nix_installer=trace
          backtrace: full
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: echo $PATH
        run: echo $PATH
      - name: Test `nix` with `$GITHUB_PATH`
        if: success() || failure()
        run: |
          nix run nixpkgs#fortune
          nix profile install nixpkgs#fortune
          fortune
          nix store gc
          nix run nixpkgs#fortune
      - name: Test bash
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: bash --login {0}
      - name: Test sh
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: sh -l {0}
      - name: Test zsh
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: zsh --login --interactive {0}
      - name: Test fish
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: fish --login {0}
      - name: Repeated uninstall
        run: sudo -E /nix/nix-installer uninstall
        env:
          NIX_INSTALLER_NO_CONFIRM: true
          NIX_INSTALLER_LOGGER: pretty
          NIX_INSTALLER_LOG_DIRECTIVES: nix_installer=trace
          RUST_BACKTRACE: full
      - name: Ensure `nix` is removed
        run: |
          if systemctl is-active nix-daemon.socket; then
            echo "nix-daemon.socket was still running"
            exit 1
          fi
          if systemctl is-active nix-daemon.service; then
            echo "nix-daemon.service was still running"
            exit 1
          fi
          if [ -e /nix ]; then
            echo "/nix exists"
            exit 1
          fi


  run-x86_64-darwin:
    name: Run x86_64 Darwin
    runs-on: macos-12
    steps:
      - uses: actions/checkout@v3
      - run: brew install fish coreutils
      - uses: actions/download-artifact@v3
        with:
          name: nix-installer-x86_64-darwin
      - name: Move & set executable
        run: |
          chmod +x ./nix-installer
          mkdir install-root
          cp nix-installer.sh install-root/nix-installer.sh
          mv nix-installer install-root/nix-installer-x86_64-darwin
      - name: Initial install
        uses: ./
        with:
          local-root: install-root/
          logger: pretty
          log-directives: nix_installer=trace
          backtrace: full
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Initial uninstall (without a `nix run` first)
        run: sudo -E /nix/nix-installer uninstall
        env:
          NIX_INSTALLER_NO_CONFIRM: true
          NIX_INSTALLER_LOGGER: pretty
          NIX_INSTALLER_LOG_DIRECTIVES: nix_installer=trace
          RUST_BACKTRACE: full
      - name: Repeated install
        uses: ./
        with:
          local-root: install-root/
          logger: pretty
          log-directives: nix_installer=trace
          backtrace: full
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: echo $PATH
        run: echo $PATH
      - name: Test `nix` with `$GITHUB_PATH`
        if: success() || failure()
        run: |
          nix run nixpkgs#fortune
          nix profile install nixpkgs#fortune
          fortune
          nix store gc
          nix run nixpkgs#fortune
      - name: Test bash
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: bash --login {0}
      - name: Test sh
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: sh -l {0}
      - name: Test zsh
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: zsh --login --interactive {0}
      - name: Test fish
        run: nix-instantiate -E 'builtins.currentTime' --eval
        if: success() || failure()
        shell: fish --login {0}
      - name: Repeated uninstall
        run: sudo -E /nix/nix-installer uninstall
        env:
          NIX_INSTALLER_NO_CONFIRM: true
          NIX_INSTALLER_LOGGER: pretty
          NIX_INSTALLER_LOG_DIRECTIVES: nix_installer=trace
          RUST_BACKTRACE: full