release.yml

name: Release

on:
  workflow_dispatch:
    inputs:
      version:
        description: "Release tag, for example v0.6.3 or v0.6.3-preview"
        required: true
        default: "v0.6.3"
      create_release:
        description: "Create or update the GitHub release"
        required: true
        default: true
        type: boolean
      draft_release:
        description: "Create a draft release when manually triggered"
        required: true
        default: true
        type: boolean
  push:
    tags:
      - "v*"

permissions:
  contents: write

jobs:
  build-macos-universal:
    name: Build macOS universal DMG
    runs-on: macos-15

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set release tag
        id: release_tag
        shell: bash
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            tag="${{ inputs.version }}"
          else
            tag="${GITHUB_REF_NAME}"
          fi
          echo "RELEASE_TAG=${tag}" >> "$GITHUB_ENV"
          echo "value=${tag}" >> "$GITHUB_OUTPUT"

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23.x"
          cache: true

      - name: Verify version consistency
        run: go run scripts/check-version.go "$RELEASE_TAG"

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: npm
          cache-dependency-path: frontend/package-lock.json

      - name: Install frontend dependencies
        run: npm ci --prefix frontend

      - name: Install Wails CLI
        run: go install github.com/wailsapp/wails/v2/cmd/wails@v2.12.0

      - name: Build DMG
        run: scripts/build-macos.sh "$RELEASE_TAG"

      - name: Verify artifacts
        shell: bash
        run: |
          lipo -archs build/bin/CatScope.app/Contents/MacOS/CatScope
          cd dist
          shasum -a 256 -c "CatScope-${RELEASE_TAG}-macos-universal.dmg.sha256"

      - name: Upload workflow artifact
        uses: actions/upload-artifact@v4
        with:
          name: "CatScope-${{ steps.release_tag.outputs.value }}-macos-universal"
          path: |
            dist/CatScope-${{ steps.release_tag.outputs.value }}-macos-universal.dmg
            dist/CatScope-${{ steps.release_tag.outputs.value }}-macos-universal.dmg.sha256
          if-no-files-found: error

  build-windows-amd64:
    name: Build Windows amd64 EXE
    runs-on: windows-latest

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set release tag
        id: release_tag
        shell: pwsh
        run: |
          if ("${{ github.event_name }}" -eq "workflow_dispatch") {
            $tag = "${{ inputs.version }}"
          } else {
            $tag = "${env:GITHUB_REF_NAME}"
          }
          "RELEASE_TAG=$tag" | Out-File -FilePath $env:GITHUB_ENV -Encoding utf8 -Append
          "value=$tag" | Out-File -FilePath $env:GITHUB_OUTPUT -Encoding utf8 -Append

      - name: Set up Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.23.x"
          cache: true

      - name: Verify version consistency
        shell: pwsh
        run: go run scripts/check-version.go "$env:RELEASE_TAG"

      - name: Set up Node
        uses: actions/setup-node@v4
        with:
          node-version: "22"
          cache: npm
          cache-dependency-path: frontend/package-lock.json

      - name: Install frontend dependencies
        run: npm ci --prefix frontend

      - name: Install Wails CLI
        run: go install github.com/wailsapp/wails/v2/cmd/wails@v2.12.0

      - name: Build EXE
        shell: pwsh
        run: scripts\build-windows.ps1

      - name: Package Windows artifact
        shell: pwsh
        run: |
          $artifactName = "CatScope-$env:RELEASE_TAG-windows-amd64.exe"
          New-Item -ItemType Directory -Force -Path dist | Out-Null
          Copy-Item -Path build\bin\CatScope.exe -Destination "dist\$artifactName"
          $hash = (Get-FileHash "dist\$artifactName" -Algorithm SHA256).Hash.ToLowerInvariant()
          "$hash  $artifactName" | Set-Content -Path "dist\$artifactName.sha256" -NoNewline -Encoding ascii

      - name: Verify artifact
        shell: pwsh
        run: |
          $artifactName = "CatScope-$env:RELEASE_TAG-windows-amd64.exe"
          if (-not (Test-Path "dist\$artifactName")) {
            throw "Missing dist\$artifactName"
          }
          Get-FileHash "dist\$artifactName" -Algorithm SHA256

      - name: Upload workflow artifact
        uses: actions/upload-artifact@v4
        with:
          name: "CatScope-${{ steps.release_tag.outputs.value }}-windows-amd64"
          path: |
            dist/CatScope-${{ steps.release_tag.outputs.value }}-windows-amd64.exe
            dist/CatScope-${{ steps.release_tag.outputs.value }}-windows-amd64.exe.sha256
          if-no-files-found: error

  create-github-release:
    name: Create GitHub release
    runs-on: ubuntu-latest
    needs:
      - build-macos-universal
      - build-windows-amd64
    if: github.event_name == 'push' || inputs.create_release

    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Set release tag
        shell: bash
        run: |
          if [[ "${{ github.event_name }}" == "workflow_dispatch" ]]; then
            tag="${{ inputs.version }}"
            draft="${{ inputs.draft_release }}"
          else
            tag="${GITHUB_REF_NAME}"
            if [[ "$tag" == *"-preview"* ]]; then
              draft="true"
            else
              draft="false"
            fi
          fi
          if [[ "$tag" == *"-preview"* ]]; then
            preview="true"
          else
            preview="false"
          fi
          echo "RELEASE_TAG=${tag}" >> "$GITHUB_ENV"
          echo "IS_PREVIEW=${preview}" >> "$GITHUB_ENV"
          echo "IS_DRAFT=${draft}" >> "$GITHUB_ENV"

      - name: Download release artifacts
        uses: actions/download-artifact@v4
        with:
          pattern: "CatScope-*"
          path: dist
          merge-multiple: true

      - name: Prepare release notes
        shell: bash
        run: |
          notes_file="docs/releases/${RELEASE_TAG}.md"
          if [[ -f "$notes_file" ]]; then
            echo "RELEASE_NOTES=$notes_file" >> "$GITHUB_ENV"
          else
            mkdir -p .github/generated
            generated=".github/generated/${RELEASE_TAG}.md"
            {
              echo "# CatScope ${RELEASE_TAG}"
              echo
              if [[ "$IS_PREVIEW" == "true" ]]; then
                echo "Preview release assets generated by GitHub Actions."
              else
                echo "Release assets generated by GitHub Actions."
              fi
            } > "$generated"
            echo "RELEASE_NOTES=$generated" >> "$GITHUB_ENV"
          fi

      - name: Create or update GitHub release
        env:
          GH_TOKEN: ${{ github.token }}
        shell: bash
        run: |
          if gh release view "$RELEASE_TAG" >/dev/null 2>&1; then
            gh release upload "$RELEASE_TAG" \
              dist/CatScope-"${RELEASE_TAG}"-* \
              --clobber
          else
            release_flags=()
            if [[ "$IS_DRAFT" == "true" ]]; then
              release_flags+=(--draft)
            fi
            if [[ "$IS_PREVIEW" == "true" ]]; then
              release_flags+=(--prerelease --latest=false)
            else
              release_flags+=(--latest)
            fi
            gh release create "$RELEASE_TAG" \
              dist/CatScope-"${RELEASE_TAG}"-* \
              "${release_flags[@]}" \
              --title "CatScope ${RELEASE_TAG}" \
              --notes-file "$RELEASE_NOTES"
          fi