name: Unreal Engine Build

on:
  workflow_dispatch:
  push:
    branches: [ozgur/build]

jobs:
  windows-build:
    runs-on: windows
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          lfs: true
          fetch-depth: 0

      - name: Setup environment
        run: |
          # Set environment variables for Unreal Engine
          echo "UE_ROOT=E:/Games/UE_5.5" >> $GITHUB_ENV
          
          # Create directories for builds
          if (!(Test-Path "Builds/Windows")) { New-Item -ItemType Directory -Path "Builds/Windows" -Force }
          if (!(Test-Path "PackagedReleases")) { New-Item -ItemType Directory -Path "PackagedReleases" -Force }

      - name: Build for Windows
        run: |
          # Chmod command doesn't exist in Windows, use PowerShell to run the bash script
          & 'C:\Program Files\Git\bin\bash.exe' -c "./scripts/win_build.sh"
      
      - name: Package Windows build
        run: |
          echo "Packaging Windows build..."
          if [ -d "Builds/Windows" ]; then
            cd Builds/Windows
            zip -r ../../PackagedReleases/LuckyRobots-Windows.zip .
            cd ../..
          fi
          
          echo "=== Packaged Windows release ==="
          ls -la PackagedReleases/
      
      - name: Upload Windows Build Artifact
        uses: actions/upload-artifact@v3
        if: success() && hashFiles('PackagedReleases/LuckyRobots-Windows.zip') != ''
        with:
          name: LuckyRobots-Windows
          path: PackagedReleases/LuckyRobots-Windows.zip
          retention-days: 365

  linux-build:
    runs-on: windows
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          lfs: true
          fetch-depth: 0

      - name: Setup environment
        run: |
          # Set environment variables for Unreal Engine
          echo "UE_ROOT=E:/Games/UE_5.5" >> $GITHUB_ENV
          
          # Set environment variables for Linux toolchain (needed for cross-compilation)
          $env:LINUX_MULTIARCH_ROOT="C:/UnrealToolchains/v23_clang-18.1.0-rockylinux8"
          echo "LINUX_MULTIARCH_ROOT=${LINUX_MULTIARCH_ROOT}" >> $GITHUB_ENV
          
          # Create directories for builds
          if (!(Test-Path "Builds/Linux")) { New-Item -ItemType Directory -Path "Builds/Linux" -Force }
          if (!(Test-Path "PackagedReleases")) { New-Item -ItemType Directory -Path "PackagedReleases" -Force }

      - name: Build for Linux
        run: |
          # Chmod command doesn't exist in Windows, use PowerShell to run the bash script
          & 'C:\Program Files\Git\bin\bash.exe' -c "./scripts/linux_build.sh"
      
      - name: Package Linux build
        run: |
          echo "Packaging Linux build..."
          if [ -d "Builds/Linux" ]; then
            cd Builds/Linux
            zip -r ../../PackagedReleases/LuckyRobots-Linux.zip .
            cd ../..
          fi
          
          echo "=== Packaged Linux release ==="
          ls -la PackagedReleases/
      
      - name: Upload Linux Build Artifact
        uses: actions/upload-artifact@v3
        if: success() && hashFiles('PackagedReleases/LuckyRobots-Linux.zip') != ''
        with:
          name: LuckyRobots-Linux
          path: PackagedReleases/LuckyRobots-Linux.zip
          retention-days: 365

  macos-build:
    runs-on: macos
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          lfs: true
          fetch-depth: 0

      - name: Setup environment
        run: |
          # Use the correct path where Unreal Engine is installed
          UE_PATH="/Users/Shared/Epic Games/UE_5.5"
          
          if [ ! -d "$UE_PATH" ]; then
            echo "Error: Unreal Engine is not installed in the expected location"
            echo "Please ensure Unreal Engine is installed at $UE_PATH"
            exit 1
          fi
          
          # Create directories for builds
          mkdir -p Builds/Mac
          mkdir -p PackagedReleases
          
          echo "Using Unreal Engine 5.5"
        
      - name: Build for macOS
        run: |
          chmod +x ./scripts/mac_build.sh
          ./scripts/mac_build.sh
        
      - name: Package macOS build
        run: |
          echo "Preparing packaged files for release..."
          
          # Find the app bundle in the Builds directory
          APP_PATH=$(find Builds -type d -name "*.app" | head -1)
          
          if [ -n "$APP_PATH" ]; then
            echo "Found app bundle: $APP_PATH"
            # Get the app name
            APP_NAME=$(basename "$APP_PATH")
            # Create zip file of the app bundle
            (cd $(dirname "$APP_PATH") && zip -r "../../PackagedReleases/LuckyRobots-macOS.zip" "$APP_NAME")
            echo "Created packaged release: PackagedReleases/LuckyRobots-macOS.zip"
          else
            echo "No .app bundle found in Builds directory"
            
            # Look for a directory that might be a bundle but not named .app
            MAIN_BUILD_DIR=$(find Builds -mindepth 1 -maxdepth 1 -type d | head -1)
            if [ -n "$MAIN_BUILD_DIR" ]; then
              echo "Found main build directory: $MAIN_BUILD_DIR"
              DIR_NAME=$(basename "$MAIN_BUILD_DIR")
              # Package this directory as if it were the app
              (cd $(dirname "$MAIN_BUILD_DIR") && zip -r "../../PackagedReleases/LuckyRobots-macOS.zip" "$DIR_NAME")
              echo "Created packaged release from main directory: PackagedReleases/LuckyRobots-macOS.zip"
            else
              # Package the entire Builds directory as a fallback
              echo "No main directory found, packaging everything"
              zip -r "PackagedReleases/LuckyRobots-macOS.zip" Builds
              echo "Created fallback package: PackagedReleases/LuckyRobots-macOS.zip"
            fi
          fi
          
          echo "Packaged releases:"
          ls -la PackagedReleases/
      
      - name: Upload macOS Build Artifact
        uses: actions/upload-artifact@v3
        if: success()
        with:
          name: LuckyRobots-macOS
          path: PackagedReleases/LuckyRobots-macOS.zip
          retention-days: 365

  create-release:
    needs: [windows-build, linux-build, macos-build]
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main' || github.ref == 'refs/heads/develop'
    steps:
      - name: Checkout repository
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
          
      - name: Create Tag
        run: |
          # Fetch all tags
          git fetch --tags
          
          # Get the latest version tag, if any
          LATEST_TAG=$(git tag -l "v[0-9]*.[0-9]*.[0-9]*" | sort -V | tail -n1)
          
          if [ -z "$LATEST_TAG" ]; then
            # No previous version tag, start with 1.0.0
            NEW_VERSION="1.0.0"
            echo "No previous version tags found, starting with 1.0.0"
          else
            # Strip 'v' prefix if it exists
            VERSION=${LATEST_TAG#v}
            
            # Split version into parts
            MAJOR=$(echo $VERSION | cut -d. -f1)
            MINOR=$(echo $VERSION | cut -d. -f2)
            PATCH=$(echo $VERSION | cut -d. -f3)
            
            # Auto-increment patch version
            PATCH=$((PATCH + 1))
            NEW_VERSION="${MAJOR}.${MINOR}.${PATCH}"
            echo "Auto-incremented patch version from ${VERSION} to ${NEW_VERSION}"
          fi
          
          # Final tag with v prefix
          TAG="v${NEW_VERSION}"
          echo "Creating git tag: $TAG"
          
          # Configure git with token authentication
          git config --global user.email "actions@gitea.com"
          git config --global user.name "Gitea Actions"
          
          # Direct token approach
          git remote set-url origin "https://runner:${{ secrets.GITEATOKEN }}@luckyrobots.com/luckyrobots/luckyworld.git"
          
          # Check if tag exists
          if ! git rev-parse "$TAG" >/dev/null 2>&1; then
            # Create tag
            git tag -a "$TAG" -m "Release $TAG"
            
            # Push tag
            git push origin "$TAG"
            echo "Successfully created and pushed tag: $TAG"
          else
            echo "Tag $TAG already exists, skipping tag creation"
          fi
          echo "RELEASE_TAG=$TAG" >> $GITHUB_ENV
      
      - name: Download all artifacts
        uses: actions/download-artifact@v3
        with:
          path: releases
      
      - name: Create Build Info
        run: |
          # Create a build info JSON file
          echo '{
            "version": "${{ env.RELEASE_TAG }}",
            "buildNumber": "${{ github.run_number }}",
            "commit": "${{ github.sha }}",
            "branch": "${{ github.ref_name }}",
            "buildDate": "'$(date -u +"%Y-%m-%dT%H:%M:%SZ")'",
            "artifacts": {
              "windows": "https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Windows",
              "linux": "https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Linux",
              "macos": "https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-macOS"
            }
          }' > build-info.json
          
          # Create a simple HTML download page
          echo '<!DOCTYPE html>
          <html lang="en">
          <head>
            <meta charset="UTF-8">
            <meta name="viewport" content="width=device-width, initial-scale=1.0">
            <title>LuckyRobots ${{ env.RELEASE_TAG }} Downloads</title>
            <style>
              body { font-family: Arial, sans-serif; max-width: 800px; margin: 0 auto; padding: 20px; }
              h1 { color: #333; }
              .download-btn { 
                display: inline-block; 
                background-color: #4CAF50; 
                color: white; 
                padding: 10px 20px; 
                text-decoration: none; 
                border-radius: 4px; 
                margin: 10px 5px;
              }
              .download-btn:hover { background-color: #45a049; }
              .platform { margin-bottom: 30px; }
            </style>
          </head>
          <body>
            <h1>LuckyRobots Game - ${{ env.RELEASE_TAG }}</h1>
            <p>Build #${{ github.run_number }} - Built from commit: ${{ github.sha }}</p>
            
            <div class="platform">
              <h2>Windows</h2>
              <p><a href="https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Windows" class="download-btn">Download Windows Build</a></p>
            </div>
            
            <div class="platform">
              <h2>Linux</h2>
              <p><a href="https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Linux" class="download-btn">Download Linux Build</a></p>
            </div>
            
            <div class="platform">
              <h2>macOS</h2>
              <p><a href="https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-macOS" class="download-btn">Download macOS Build</a></p>
            </div>
            
            <footer>
              <p>Generated on '$(date -u +"%Y-%m-%d %H:%M:%S UTC")'</p>
            </footer>
          </body>
          </html>' > downloads.html
      
      - name: Create Release
        uses: https://gitea.com/actions/gitea-release-action@main
        with:
          files: |-
            build-info.json
            downloads.html
          token: '${{ secrets.GITEATOKEN }}'
          title: 'Release ${{ env.RELEASE_TAG }}'
          body: |
            ## LuckyRobots Game Release ${{ env.RELEASE_TAG }}
            
            ### Download Links
            
            Download builds from our CI artifacts:
            
            - [Windows Build](https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Windows)
            - [Linux Build](https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-Linux)
            - [macOS Build](https://luckyrobots.com/luckyrobots/luckyworld/actions/runs/${{ github.run_id }}/artifacts/LuckyRobots-macOS)
            
            ### Build Information
            
            - Build Number: #${{ github.run_number }}
            - Commit: ${{ github.sha }}
            - Branch: ${{ github.ref_name }}
            - Build Date: $(date -u +"%Y-%m-%d %H:%M:%S UTC")
          prerelease: ${{ github.ref != 'refs/heads/main' }}
          tag_name: '${{ env.RELEASE_TAG }}'