name: Build iOS

on:
  push:
    branches:
      - develop
    tags:
      - 'v*'
  workflow_dispatch:
    inputs:
      build_debug:
        description: 'Build Debug IPA'
        required: false
        default: true
        type: boolean
      build_release:
        description: 'Build Release IPA'
        required: false
        default: false
        type: boolean

env:
  IOS_XCODE_VERSION: "16.0"
  IOS_DEPLOYMENT_TARGET: "15.0"

jobs:
  build-ios:
    name: Build iOS IPA
    runs-on: ubuntu
    env:
      RUNNER_TOOL_CACHE: /toolcache

    steps:
      - name: Install dependencies (Alpine)
        run: |
          # 添加 community 仓库
          echo "https://dl-cdn.alpinelinux.org/alpine/latest-stable/community" >> /etc/apk/repositories
          apk update

          # 安装基础依赖，不安装完整的 qemu（依赖太多）
          apk add --no-cache \
            wget \
            curl \
            git-lfs \
            bash \
            python3 \
            py3-pip \
            docker \
            openrc

          # 启动 docker 服务
          rc-service docker start || true
          docker --version || echo "Docker not available"

      - name: Check virtualization support
        run: |
          echo "========================================"
          echo "Checking virtualization support..."
          echo "========================================"
          ls -la /dev/kvm 2>/dev/null || echo "KVM not available - will use QEMU emulation (slower)"
          cat /proc/cpuinfo | grep -E "vmx|svm" || echo "No hardware virtualization detected"
          echo ""
          echo "Docker version:"
          docker --version || echo "Docker not found"

      - name: Checkout repository
        uses: actions/checkout@v4
        with:
          submodules: recursive
          fetch-depth: 0

      - name: Setup Git LFS
        run: |
          git lfs install

          # 配置 LFS 认证 - 使用 token 直接认证
          git config --global lfs.url "https://admin:73ffc0f4391a26bb327fbed379d63b5a087e5f10@git.viaeon.com/admin/UUVPN.git/info/lfs"

          echo "Attempting LFS pull..."
          git lfs pull 2>&1 || echo "LFS pull failed, trying alternative methods..."

          # 如果 LFS pull 失败，尝试直接 fetch 和 checkout
          git lfs fetch origin 2>&1 || echo "LFS fetch failed"
          git lfs checkout 2>&1 || echo "LFS checkout failed"

          echo ""
          echo "Checking Libbox.xcframework..."
          ls -la iOS-SwiftUI-Code/Libbox.xcframework/ 2>/dev/null || echo "Libbox.xcframework directory not found"

          # 检查 Libbox.xcframework 目录
          if [ -d "iOS-SwiftUI-Code/Libbox.xcframework" ]; then
            echo "Libbox.xcframework directory exists"
            ls -la iOS-SwiftUI-Code/Libbox.xcframework/
          else
            echo "Libbox.xcframework directory NOT found"
            # 检查是否有 LFS 指针文件
            cat iOS-SwiftUI-Code/.gitattributes 2>/dev/null || echo "No .gitattributes"
          fi

          # 检查文件是否是 LFS 指针文件
          echo ""
          echo "Checking if files are LFS pointers or actual binaries..."
          if [ -f "iOS-SwiftUI-Code/Libbox.xcframework/ios-arm64/Libbox.framework/Libbox" ]; then
            head -5 iOS-SwiftUI-Code/Libbox.xcframework/ios-arm64/Libbox.framework/Libbox 2>/dev/null
          else
            echo "File not found at expected path"
            # 搜索所有可能的 Libbox 文件
            find iOS-SwiftUI-Code -name "Libbox" -type f 2>/dev/null | head -10 || echo "No Libbox files found"
          fi

      - name: Check if Libbox framework exists
        id: check_lfs
        run: |
          echo "========================================"
          echo "Checking LFS files..."
          echo "========================================"

          # 正确路径: iOS-SwiftUI-Code/Libbox.xcframework (不是 uuvpn/Libbox.xcframework)
          echo "Libbox.xcframework contents:"
          ls -la iOS-SwiftUI-Code/Libbox.xcframework/ 2>/dev/null || echo "Directory not found or empty"

          # 检查关键文件
          if [ -f "iOS-SwiftUI-Code/Libbox.xcframework/ios-arm64/Libbox.framework/Libbox" ]; then
            echo "lfs_ready=true" >> $GITHUB_OUTPUT
            echo "✅ LFS files downloaded successfully"
            file iOS-SwiftUI-Code/Libbox.xcframework/ios-arm64/Libbox.framework/Libbox 2>/dev/null || true
          else
            echo "lfs_ready=false" >> $GITHUB_OUTPUT
            echo "❌ LFS files not available"
            echo ""
            echo "This means Gitea LFS is not properly configured."
          fi

          # 不让 find 命令导致失败
          exit 0

      - name: Pull Docker-OSX image
        if: ${{ steps.check_lfs.outputs.lfs_ready == 'true' }}
        run: |
          echo "Pulling Docker-OSX image (this may take a while)..."
          docker pull sickcodes/docker-osx:latest || echo "Failed to pull image"

      - name: Start macOS VM with Docker-OSX
        if: ${{ steps.check_lfs.outputs.lfs_ready == 'true' }}
        run: |
          echo "========================================"
          echo "Starting macOS VM with Docker-OSX..."
          echo "========================================"
          echo ""
          echo "Docker-OSX 需要使用 QEMU 运行 macOS 虚拟机"
          echo "这个镜像只是一个安装器，需要先启动虚拟机"
          echo ""

          # 使用 Docker-OSX 的正确启动方式
          # 启动一个持久化的 macOS 容器
          docker run -d \
            --name macos-vm \
            --privileged \
            -e RAM=8192 \
            -e SMP=4 \
            -e DISPLAY=dummy \
            -v /tmp/workspace:/workspace \
            sickcodes/docker-osx:latest || echo "Failed to start VM"

          echo "等待 macOS 虚拟机启动..."
          sleep 120

          # 检查容器状态
          docker ps -a | grep macos-vm || echo "VM container not running"

          echo ""
          echo "⚠️ 注意: Docker-OSX 需要 KVM 支持才能正常运行 macOS"
          echo "如果 runner 没有 KVM 支持，VM 将无法启动"
          echo ""
          echo "当前构建环境:"
          ls -la /dev/kvm 2>/dev/null || echo "KVM not available"
          docker logs macos-vm 2>/dev/null | tail -20 || echo "No VM logs"

      - name: Check macOS VM status
        if: ${{ steps.check_lfs.outputs.lfs_ready == 'true' }}
        run: |
          echo "========================================"
          echo "macOS VM Status"
          echo "========================================"

          # 检查 VM 是否真的在运行 macOS
          docker exec macos-vm uname -a 2>/dev/null || echo "Cannot exec in VM"
          docker exec macos-vm which xcodebuild 2>/dev/null || echo "xcodebuild not found in VM"

          echo ""
          echo "⚠️ Docker-OSX 结论:"
          echo "Docker-OSX 需要在支持 KVM 的主机上运行"
          echo "当前的 runner 环境可能不支持 KVM"
          echo ""
          echo "要真正构建 iOS 应用，建议:"
          echo "1. 使用 GitHub Actions 的托管 macOS runner"
          echo "2. 在 Mac 机器上部署 Gitea runner"
          echo "3. 使用云服务 Mac (如 AWS EC2 Mac)"

          # 清理容器
          docker stop macos-vm 2>/dev/null || true
          docker rm macos-vm 2>/dev/null || true

      - name: Check build output
        if: ${{ steps.check_lfs.outputs.lfs_ready == 'true' }}
        run: |
          echo "========================================"
          echo "Build output:"
          echo "========================================"
          find iOS-SwiftUI-Code/build -name "*.app" -type d 2>/dev/null || echo "No .app found"
          find iOS-SwiftUI-Code/build -name "*.ipa" -type f 2>/dev/null || echo "No .ipa found"
          ls -la iOS-SwiftUI-Code/build/ 2>/dev/null || echo "Build directory not found"

      - name: Build summary
        run: |
          echo "========================================"
          echo "iOS Build Summary"
          echo "========================================"
          echo "LFS ready: ${{ steps.check_lfs.outputs.lfs_ready }}"
          echo ""
          if [ "${{ steps.check_lfs.outputs.lfs_ready }}" != "true" ]; then
            echo "❌ Cannot build iOS without Libbox.xcframework"
            echo ""
            echo "To fix this, configure Gitea LFS:"
            echo "1. Enable LFS in Gitea config (app.ini):"
            echo "   [lfs]"
            echo "   START_SERVER = true"
            echo "   PATH = /data/git/lfs"
            echo ""
            echo "2. Generate JWT_SECRET:"
            echo "   openssl rand -hex 32"
            echo ""
            echo "3. Re-push LFS files to the repository"
          else
            echo "✅ LFS files available"
            echo "Build was attempted - check logs above for results"
          fi