release.yml

name: Release

on:
  push:
    tags:
      - "v*.*.*"
  workflow_dispatch:
    inputs:
      tag:
        description: Existing git tag to release (for example v0.1.0)
        required: true
        type: string
      draft:
        description: Create a draft release instead of publishing
        required: false
        type: boolean
        default: true

permissions:
  contents: write

concurrency:
  group: release-${{ inputs.tag || github.ref }}
  cancel-in-progress: false

jobs:
  meta:
    name: Check version
    runs-on: ubuntu-latest
    outputs:
      tag: ${{ steps.meta.outputs.tag }}
      version: ${{ steps.meta.outputs.version }}
      ref: ${{ steps.meta.outputs.ref }}
      prerelease: ${{ steps.meta.outputs.prerelease }}
      draft: ${{ steps.draft.outputs.draft }}
    steps:
      - name: Resolve tag
        id: resolve
        env:
          EVENT_NAME: ${{ github.event_name }}
          DISPATCH_TAG: ${{ inputs.tag }}
          REF_NAME: ${{ github.ref_name }}
        run: |
          if [ "$EVENT_NAME" = "workflow_dispatch" ]; then
            TAG="$DISPATCH_TAG"
          else
            TAG="$REF_NAME"
          fi
          TAG="${TAG#refs/tags/}"
          if [[ ! "$TAG" =~ ^v[0-9]+\.[0-9]+\.[0-9]+([.-].*)?$ ]]; then
            echo "Tag must look like vX.Y.Z, got: $TAG"
            exit 1
          fi
          echo "tag=$TAG" >> "$GITHUB_OUTPUT"

      - uses: actions/checkout@v7
        with:
          ref: ${{ steps.resolve.outputs.tag }}

      - uses: actions/setup-python@v7
        with:
          python-version: "3.12"

      - name: Check package versions
        id: meta
        env:
          TAG: ${{ steps.resolve.outputs.tag }}
        run: python packaging/release_meta.py --tag "$TAG" --github-output

      - name: Draft flag
        id: draft
        env:
          EVENT_NAME: ${{ github.event_name }}
          DRAFT_INPUT: ${{ inputs.draft }}
        run: |
          if [ "$EVENT_NAME" = "workflow_dispatch" ] && [ "$DRAFT_INPUT" = "true" ]; then
            echo "draft=true" >> "$GITHUB_OUTPUT"
          else
            echo "draft=false" >> "$GITHUB_OUTPUT"
          fi

  desktop:
    needs: meta
    uses: ./.github/workflows/desktop.yml
    with:
      ref: ${{ needs.meta.outputs.ref }}

  python:
    name: Python package
    needs: meta
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7
        with:
          ref: ${{ needs.meta.outputs.ref }}

      - uses: actions/setup-python@v7
        with:
          python-version: "3.12"

      - name: Build wheel and sdist
        run: |
          python -m pip install --upgrade pip build
          python -m build

      - uses: actions/upload-artifact@v7
        with:
          name: loadpath-python
          if-no-files-found: error
          path: dist/*

  publish:
    name: GitHub Release
    needs: [meta, desktop, python]
    runs-on: ubuntu-latest
    steps:
      - uses: actions/download-artifact@v7
        with:
          path: artifacts

      - name: Collect assets
        run: |
          mkdir -p release-assets
          find artifacts -type f \( \
            -name '*.AppImage' -o \
            -name '*.deb' -o \
            -name '*.dmg' -o \
            -name '*.zip' -o \
            -name '*.exe' -o \
            -name '*.whl' -o \
            -name '*.tar.gz' \
          \) -exec cp -v {} release-assets/ \;
          ls -la release-assets
          test -n "$(ls -A release-assets)"

      - name: Publish GitHub Release
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          TAG: ${{ needs.meta.outputs.tag }}
          VERSION: ${{ needs.meta.outputs.version }}
          DRAFT: ${{ needs.meta.outputs.draft }}
          PRERELEASE: ${{ needs.meta.outputs.prerelease }}
        run: |
          ARGS=(--title "Loadpath ${VERSION}" --generate-notes --verify-tag)
          if [ "$DRAFT" = "true" ]; then
            ARGS+=(--draft)
          fi
          if [ "$PRERELEASE" = "true" ]; then
            ARGS+=(--prerelease)
          fi
          if gh release view "$TAG" >/dev/null 2>&1; then
            gh release upload "$TAG" release-assets/* --clobber
          else
            gh release create "$TAG" release-assets/* "${ARGS[@]}"
          fi