name: Release (Windows)

on:
  push:
    tags:
      - "v*"

permissions:
  contents: write

jobs:
  build-windows-installer:
    runs-on: windows-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Derive version from tag
        shell: pwsh
        run: |
          $tag = "${{ github.ref_name }}"
          $version = $tag -replace '^v', ''
          if ([string]::IsNullOrWhiteSpace($version)) {
            throw "Invalid tag: '$tag' (expected like v1.0.0)"
          }
          "TAG_NAME=$tag" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8
          "VERSION=$version" | Out-File -FilePath $env:GITHUB_ENV -Append -Encoding utf8

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: "20"
          cache: "npm"
          cache-dependency-path: |
            frontend/package-lock.json
            desktop/package-lock.json

      - name: Setup Python
        uses: actions/setup-python@v5
        with:
          python-version-file: ".python-version"

      - name: Install uv
        shell: pwsh
        run: |
          python -m pip install --upgrade pip
          python -m pip install uv

      - name: Install frontend deps
        working-directory: frontend
        run: npm ci

      - name: Install desktop deps
        working-directory: desktop
        run: npm ci

      - name: Set desktop app version (electron-builder)
        working-directory: desktop
        shell: pwsh
        run: |
          npm version $env:VERSION --no-git-tag-version --allow-same-version

      - name: Build Windows installer
        working-directory: desktop
        run: npm run dist

      - name: Create GitHub Release and upload installer
        uses: softprops/action-gh-release@v2
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        with:
          tag_name: ${{ env.TAG_NAME }}
          name: ${{ env.TAG_NAME }}
          generate_release_notes: true
          files: |
            desktop/dist/*Setup*.exe
            desktop/dist/*Setup*.exe.blockmap