name: Release Build

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      tag:
        description: "Release tag to upload to (e.g. 0.1.0)"
        required: false
        type: string

jobs:
  build:
    name: Build (${{ matrix.os }})
    runs-on: ${{ matrix.os }}

    strategy:
      fail-fast: false
      matrix:
        os: [windows-latest, ubuntu-latest, macos-latest]

    permissions:
      contents: write

    steps:
      - uses: actions/checkout@v4

      - uses: dtolnay/rust-toolchain@stable

      - name: Build release binary
        run: cargo build --release

      # --- Get release tag ---
      - name: Get release tag
        id: get_tag
        shell: bash
        run: |
          TAG="${{ inputs.tag }}"

          if [ "${{ github.event_name }}" = "release" ]; then
            TAG="${{ github.event.release.tag_name }}"
          elif [ -z "$TAG" ]; then
            TAG=$(git describe --tags $(git rev-list --tags --max-count=1))
          fi

          echo "tag=$TAG" >> $GITHUB_OUTPUT

      - name: Upload to GitHub Release
        uses: softprops/action-gh-release@v2
        with:
          tag_name: ${{ steps.get_tag.outputs.tag }}
          files: |
            target/release/mist*
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}