name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: 'Release version'
        required: true
        type: string
      title:
        description: 'Release title'
        required: true
        type: string

env:
  DEVELOPER_DIR: /Applications/Xcode_16.2.app
  MACOS_BUILD_DIR: .build/universal
  LINUX_BUILD_DIR: .build/linux
  RELEASE_BRANCH: release/${{ inputs.version }}

jobs:
  setup-credentials:
    name: Setup Actor Credentials
    uses: ./.github/workflows/actor-credentials.yml
    with:
      actor: ${{ github.actor }}
    permissions:
      contents: write
    secrets: inherit

  prepare-release:
    name: Prepare Release
    runs-on: ubuntu-24.04
    needs: setup-credentials
    permissions:
      contents: write
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Checkout or create release branch
        run: |
          if git ls-remote --exit-code --heads origin ${{ env.RELEASE_BRANCH }}; then
            git fetch origin ${{ env.RELEASE_BRANCH }}:${{ env.RELEASE_BRANCH }}
            git checkout ${{ env.RELEASE_BRANCH }}
          else
            git checkout -b ${{ env.RELEASE_BRANCH }}
          fi
      - name: Update changelog
        run: "sed -i 's/## Main/## ${{ inputs.version }}: ${{ inputs.title }}/g' CHANGELOG.md"
      - name: Update built-in versions
        run: |
          sed 's/__VERSION__/${{ inputs.version }}/g' tools/Version.swift.template > Source/SwiftLintFramework/Models/Version.swift
          sed -i -e '3s/.*/    version = "${{ inputs.version }}",/' MODULE.bazel
          sed -i -e "s/^\(\s*s\.version\s*=\s*'\)[^']*'/\1${{ inputs.version }}'/" SwiftLint.podspec
      - name: Configure Git author
        uses: Homebrew/actions/git-user-config@master
        with:
          token: ${{ secrets[format('PERSONAL_GITHUB_TOKEN_{0}', needs.setup-credentials.outputs.author_uppercase)] }}
      - name: Commit changes
        id: pre_release
        run: |
          git commit -a -m "Prepare ${{ inputs.version }} release"
          git push origin HEAD

  verify-podspec:
    name: Verify Podspec
    runs-on: macOS-14
    permissions:
      contents: read
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      - name: Set up Ruby and Bundler
        uses: ruby/setup-ruby@v1
        with:
          bundler-cache: true
      - name: Lint Podspec # Make sure Podspec still builds okay on CI with old release.
        run: |
          if ! grep -q 'DEVELOPER_DIR: ${{ env.DEVELOPER_DIR }}' .github/workflows/post-release.yml; then
            echo "ERROR: Xcode version not in sync with post-release workflow"
            exit 1
          fi
          make pod_lint
        env:
          DEVELOPER_DIR: /Applications/Xcode_15.0.1.app # Supports iOS 17.0 simulator selected by CocoaPods.

  build-docker:
    name: Build Linux Binaries
    needs: prepare-release
    uses: ./.github/workflows/docker.yml
    permissions:
      contents: read
      packages: write
    secrets: inherit
    with:
      ref: release/${{ inputs.version }}
      tag: ${{ inputs.version }}

  build-macos:
    name: Build macOS Binaries
    needs: prepare-release
    runs-on: macOS-14
    permissions:
      contents: read
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ env.RELEASE_BRANCH }}
      - name: Build SwiftLint for macOS
        run: make --debug bazel_release
      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: swiftlint
          path: |
            swiftlint
            bazel.tar.gz
            bazel.tar.gz.sha256
          retention-days: 2
          if-no-files-found: error

  create-release:
    name: Create Release
    needs:
      - setup-credentials
      - prepare-release
      - build-docker
      - build-macos
    runs-on: macOS-14
    permissions:
      actions: read
      contents: write
    steps:
      - uses: actions/checkout@v4
        with:
          ref: ${{ env.RELEASE_BRANCH }}
      - name: Configure author
        uses: Homebrew/actions/git-user-config@master
        with:
          token: ${{ secrets[format('PERSONAL_GITHUB_TOKEN_{0}', needs.setup-credentials.outputs.author_uppercase)] }}
      - name: Create build folders
        run: mkdir -p ${{ env.MACOS_BUILD_DIR }} ${{ env.LINUX_BUILD_DIR }}
      - name: Download binary artifact for macOS
        uses: actions/download-artifact@v4
        with:
          name: swiftlint
          path: ${{ env.MACOS_BUILD_DIR }}
      - name: Download binary artifact for Linux
        uses: actions/download-artifact@v4
        with:
          name: swiftlint_linux_amd64
          path: ${{ env.LINUX_BUILD_DIR }}
      - name: Move Bazel release
        run: mv -f ${{ env.MACOS_BUILD_DIR }}/bazel.tar.gz ${{ env.MACOS_BUILD_DIR }}/bazel.tar.gz.sha256 .
      - name: Make binaries executable
        run: chmod +x ${{ env.MACOS_BUILD_DIR }}/swiftlint ${{ env.LINUX_BUILD_DIR }}/swiftlint_linux_amd64
      - name: Create artifacts
        run: |
          make --debug spm_artifactbundle
          make --debug package
          make --debug portable_zip
          make --debug zip_linux_release
      - name: Update binary target in Swift package
        run: ./tools/update-artifact-bundle.sh "${{ inputs.version }}"
      - name: Create tag and release commit
        run: |
          git commit -a -m "Release ${{ inputs.version }}"
          git tag -a "${{ inputs.version }}" -m "${{ inputs.title }}"
          git push origin HEAD
          git push origin "${{ inputs.version }}"
      - name: Create release
        run: ./tools/create-github-release.sh "${{ inputs.version }}"
        env:
          GITHUB_TOKEN: ${{ secrets[format('PERSONAL_GITHUB_TOKEN_{0}', needs.setup-credentials.outputs.author_uppercase)] }}
      - name: Add new changelog section
        run: |
          ./tools/add-new-changelog-section.sh
          git commit -a -m "Add new changelog section"
          git push origin HEAD