name: release

on:
  push:
    branches:
      - "release/**"

jobs:
  get-version:
    name: Get version
    runs-on: ubuntu-latest
    outputs:
      version: ${{ steps.version.outputs.version }}
    steps:
      - uses: actions/checkout@v4
      - name: Get version from Cargo.toml
        id: version
        run: |
          VERSION=$(grep '^version =' Cargo.toml | cut -d '"' -f2)
          echo "version=$VERSION" >> $GITHUB_OUTPUT

  build:
    name: Build ${{ matrix.os_target }} on ${{ matrix.os }}
    needs: get-version
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        include:
          - os: ubuntu-latest
            os_target: linux
            binary_name: timr-tui
            arch: x86_64 # based on target 'x86_64-unknown-linux-musl' defined by `CARGO_BUILD_TARGET` in flake.nix
          - os: ubuntu-latest
            os_target: windows
            binary_name: timr-tui.exe
            arch: x86_64 # based on target 'x86_64-pc-windows-gnu' defined by `CARGO_BUILD_TARGET` in flake.nix
          - os: macOS-latest
            os_target: macos
            binary_name: timr-tui
            arch: x86_64 # `x86_64` by default
    steps:
      - uses: actions/checkout@v4
      - uses: DeterminateSystems/nix-installer-action@main

      - name: Build (windows)
        if: matrix.os_target == 'windows'
        run: nix build .#windows

      - name: Build (linux)
        if: matrix.os_target == 'linux'
        run: nix build .#linuxStatic

      - name: Build (macos)
        if: matrix.os_target == 'macos'
        run: nix build

      - name: Copy artifact
        run: |
          mkdir artifacts
          cp result/bin/${{ matrix.binary_name }} artifacts/

      - name: Install zip
        if: matrix.os_target == 'windows'
        run: sudo apt-get install -y zip

      - name: Archive (windows)
        if: matrix.os_target == 'windows'
        run: |
          cd artifacts
          zip ${{ matrix.binary_name }}-${{ needs.get-version.outputs.version }}-${{ matrix.os_target }}_${{ matrix.arch }}.zip ${{ matrix.binary_name }}

      - name: Archive (linux/macos)
        if: matrix.os_target != 'windows'
        run: |
          cd artifacts
          tar -czf ${{ matrix.binary_name }}-${{ needs.get-version.outputs.version }}-${{ matrix.os_target }}_${{ matrix.arch }}.tar.gz ${{ matrix.binary_name }}

      - name: Upload archive
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.os_target }}-build
          path: |
            artifacts/*.tar.gz
            artifacts/*.zip
          overwrite: true

  create-release:
    name: Create draft release
    needs: [get-version, build]
    runs-on: ubuntu-latest
    steps:
      - name: Download all artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts
          merge-multiple: true

      - name: Create draft release
        uses: softprops/action-gh-release@v2
        with:
          draft: true
          tag_name: "v${{ needs.get-version.outputs.version }}"
          name: "v${{ needs.get-version.outputs.version }}"
          body: Draft release generated by CI.
          files: artifacts/**/*