name: Build & Release (Windows)

on:
  push:
    branches: [ main ]
    tags:
      - 'v*'
  workflow_dispatch: {}

permissions:
  contents: write

jobs:
  build-windows:
    runs-on: windows-latest

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

      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.12'
          cache: 'pip'

      - name: Install dependencies
        shell: pwsh
        run: |
          python -m pip install --upgrade pip
          python -m pip install -r requirements.txt
          python -m pip install pyinstaller

      - name: Build (PyInstaller spec)
        shell: pwsh
        run: |
          pyinstaller --noconfirm --clean main.spec

      - name: Upload build artifact (push/dispatch)
        if: startsWith(github.ref, 'refs/heads/') || github.event_name == 'workflow_dispatch'
        uses: actions/upload-artifact@v4
        with:
          name: image_processor-windows
          path: |
            dist/**

      - name: Create GitHub Release (tags)
        if: startsWith(github.ref, 'refs/tags/v')
        uses: softprops/action-gh-release@v2
        with:
          name: ${{ github.ref_name }}
          tag_name: ${{ github.ref_name }}
          generate_release_notes: true
          files: |
            dist/**