name: Build and Release

on:
  push:
    tags:
      - '[0-9]+.[0-9]+.[0-9]+*'  # Trigger on version tags like 1.0.0
  workflow_dispatch:  # Allow manual trigger
    inputs:
      hotfix:
        description: 'Hotfix mode - update latest release instead of creating new one'
        required: false
        type: boolean
        default: false

jobs:
  build-and-release:
    runs-on: ubuntu-latest
    
    permissions:
      contents: write  # Required to create releases
    
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4
      
      - name: Set up Make
        run: |
          # Make is pre-installed on Ubuntu, but ensure zip is available
          sudo apt-get update
          sudo apt-get install -y zip rsync
      
      - name: Verify GitHub CLI
        if: steps.get_version.outputs.hotfix == 'true'
        run: |
          gh --version || echo "GitHub CLI not available"
      
      - name: Build zip package
        run: make zip
      
      - name: Get version from tag or use default
        id: get_version
        run: |
          if [ "${{ inputs.hotfix }}" = "true" ]; then
            echo "mode=hotfix" >> $GITHUB_OUTPUT
            echo "hotfix=true" >> $GITHUB_OUTPUT
          elif [ "${{ github.ref_type }}" = "tag" ]; then
            VERSION="${{ github.ref_name }}"
            IS_PRERELEASE="false"
            echo "version=$VERSION" >> $GITHUB_OUTPUT
            echo "tag_name=$VERSION" >> $GITHUB_OUTPUT
            echo "prerelease=$IS_PRERELEASE" >> $GITHUB_OUTPUT
            echo "hotfix=false" >> $GITHUB_OUTPUT
          else
            VERSION="dev-$(date +'%Y%m%d-%H%M%S')-${GITHUB_SHA::8}"
            IS_PRERELEASE="true"
            echo "version=$VERSION" >> $GITHUB_OUTPUT
            echo "tag_name=$VERSION" >> $GITHUB_OUTPUT
            echo "prerelease=$IS_PRERELEASE" >> $GITHUB_OUTPUT
            echo "hotfix=false" >> $GITHUB_OUTPUT
          fi
      
      - name: Get latest release for hotfix
        if: steps.get_version.outputs.hotfix == 'true'
        id: get_latest_release
        run: |
          # Get the latest release (non-draft, non-prerelease)
          LATEST_RELEASE=$(gh api repos/${{ github.repository }}/releases/latest --jq '.tag_name' 2>/dev/null || echo "")
          if [ -z "$LATEST_RELEASE" ]; then
            echo "Error: No latest release found. Cannot perform hotfix."
            exit 1
          fi
          RELEASE_ID=$(gh api repos/${{ github.repository }}/releases/latest --jq '.id')
          echo "tag_name=$LATEST_RELEASE" >> $GITHUB_OUTPUT
          echo "release_id=$RELEASE_ID" >> $GITHUB_OUTPUT
          echo "Latest release: $LATEST_RELEASE (ID: $RELEASE_ID)"
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Delete existing asset if hotfix
        if: steps.get_version.outputs.hotfix == 'true'
        run: |
          ASSET_ID=$(gh api repos/${{ github.repository }}/releases/${{ steps.get_latest_release.outputs.release_id }}/assets --jq '.[] | select(.name == "OmniNX Downloader.zip") | .id' || echo "")
          if [ -n "$ASSET_ID" ]; then
            echo "Deleting existing asset (ID: $ASSET_ID)"
            gh api repos/${{ github.repository }}/releases/assets/$ASSET_ID -X DELETE
            echo "Waiting for asset deletion to complete..."
            sleep 2
          else
            echo "No existing asset found"
          fi
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      
      - name: Prepare release info
        id: release_info
        run: |
          if [ "${{ inputs.hotfix }}" = "true" ]; then
            echo "release_name=Release ${{ steps.get_latest_release.outputs.tag_name }} (Hotfix Update)" >> $GITHUB_OUTPUT
            RELEASE_BODY="**HOTFIX UPDATE** - Updated existing release"
            echo "release_body<<EOF" >> $GITHUB_OUTPUT
            echo "$RELEASE_BODY" >> $GITHUB_OUTPUT
            echo "EOF" >> $GITHUB_OUTPUT
            echo "release_tag=${{ steps.get_latest_release.outputs.tag_name }}" >> $GITHUB_OUTPUT
            echo "is_prerelease=false" >> $GITHUB_OUTPUT
          else
            echo "release_name=Release ${{ steps.get_version.outputs.version }}" >> $GITHUB_OUTPUT
            RELEASE_BODY="Automated build of OmniNX Downloader"
            echo "release_body<<EOF" >> $GITHUB_OUTPUT
            echo "$RELEASE_BODY" >> $GITHUB_OUTPUT
            echo "EOF" >> $GITHUB_OUTPUT
            echo "release_tag=${{ steps.get_version.outputs.tag_name }}" >> $GITHUB_OUTPUT
            echo "is_prerelease=${{ steps.get_version.outputs.prerelease }}" >> $GITHUB_OUTPUT
          fi
      
      - name: Create or Update Release (Normal Mode)
        if: steps.get_version.outputs.hotfix != 'true'
        uses: softprops/action-gh-release@v1
        with:
          tag_name: ${{ steps.release_info.outputs.release_tag }}
          name: ${{ steps.release_info.outputs.release_name }}
          body: ${{ steps.release_info.outputs.release_body }}
          draft: false
          prerelease: ${{ steps.release_info.outputs.is_prerelease == 'true' }}
          files: ./output/OmniNX Downloader.zip
      
      - name: Update Release (Hotfix Mode)
        if: steps.get_version.outputs.hotfix == 'true'
        run: |
          # Update release body
          gh release edit ${{ steps.get_latest_release.outputs.tag_name }} \
            --title "${{ steps.release_info.outputs.release_name }}" \
            --notes "${{ steps.release_info.outputs.release_body }}"
          
          # Upload new asset
          gh release upload ${{ steps.get_latest_release.outputs.tag_name }} \
            "./output/OmniNX Downloader.zip" \
            --clobber
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}