name: Hexo Theme Release

on:
  push:
    branches: [ main ]

jobs:
  publish:
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '18'
        registry-url: 'https://registry.npmjs.org'

    - name: Install dependencies
      run: |
        npm install --ignore-scripts

    - name: Smart version management and publish
      run: |
        COMMIT_MSG=$(git log -1 --pretty=%B)
        echo "Commit: $COMMIT_MSG"
        
        # 1. 检查包是否存在并获取最新版本
        if npm view hexo-theme-materialis version >/dev/null 2>&1; then
          LATEST_NPM_VERSION=$(npm view hexo-theme-materialis version)
          echo "📦 Latest version on npm: $LATEST_NPM_VERSION"
          PACKAGE_EXISTS=true
        else
          echo "🆕 Package not found on npm (first publish or access issue)"
          LATEST_NPM_VERSION="0.0.0"
          PACKAGE_EXISTS=false
        fi
        
        CURRENT_VERSION=$(node -p "require('./package.json').version")
        echo "📁 Current version in repo: $CURRENT_VERSION"
        
        # 2. 确定目标版本逻辑
        if [ "$PACKAGE_EXISTS" = false ]; then
          # 首次发布：直接使用仓库版本
          echo "🚀 First publish scenario! Using repo version: $CURRENT_VERSION"
          TARGET_VERSION="$CURRENT_VERSION"
        elif [ "$(printf '%s\n' "$LATEST_NPM_VERSION" "$CURRENT_VERSION" | sort -V | tail -n1)" = "$CURRENT_VERSION" ] && [ "$CURRENT_VERSION" != "$LATEST_NPM_VERSION" ]; then
          # 仓库版本较新：使用仓库版本
          echo "✅ Using newer repo version: $CURRENT_VERSION"
          TARGET_VERSION="$CURRENT_VERSION"
        else
          # 基于Commit Message计算新版本
          if [[ "$COMMIT_MSG" =~ .*BREAKING\ CHANGE.* ]] || \
             [[ "$COMMIT_MSG" =~ .*BREAKING\ CHANGES.* ]] || \
             [[ "$COMMIT_MSG" =~ ^feat! ]] || \
             [[ "$COMMIT_MSG" =~ ^refactor! ]] || \
             [[ "$COMMIT_MSG" =~ ^(major|release|version)[[:space:]]+[0-9] ]] || \
             [[ "$COMMIT_MSG" =~ .*不兼容.* ]] || \
             [[ "$COMMIT_MSG" =~ .*重大更新.* ]] || \
             [[ "$COMMIT_MSG" =~ .*重大变更.* ]]; then
            BUMP="major"
            echo "🎯 Bump type: major (breaking change detected)"
          elif [[ "$COMMIT_MSG" =~ ^feat: ]]; then
            BUMP="minor"
            echo "✨ Bump type: minor (feature)"
          else
            BUMP="patch"
            echo "🔧 Bump type: patch (fix/other)"
          fi
          
          # 基于线上真实版本号计算
          MAJOR=$(echo $LATEST_NPM_VERSION | cut -d. -f1)
          MINOR=$(echo $LATEST_NPM_VERSION | cut -d. -f2)
          PATCH=$(echo $LATEST_NPM_VERSION | cut -d. -f3)
          
          case "$BUMP" in
            "major")
              TARGET_VERSION="$((MAJOR + 1)).0.0"
              echo "🚀 MAJOR version update: $LATEST_NPM_VERSION -> $TARGET_VERSION"
              ;;
            "minor")
              TARGET_VERSION="$MAJOR.$((MINOR + 1)).0"
              echo "🔄 MINOR version update: $LATEST_NPM_VERSION -> $TARGET_VERSION"
              ;;
            "patch")
              TARGET_VERSION="$MAJOR.$MINOR.$((PATCH + 1))"
              echo "🔧 PATCH version update: $LATEST_NPM_VERSION -> $TARGET_VERSION"
              ;;
          esac
        fi
        
        echo "🎯 Target version: $TARGET_VERSION"
        
        # 3. 更新本地package.json版本（仅当版本变化时）
        if [ "$CURRENT_VERSION" != "$TARGET_VERSION" ]; then
          echo "📝 Updating package.json version from $CURRENT_VERSION to $TARGET_VERSION..."
          npm version $TARGET_VERSION --no-git-tag-version --allow-same-version --ignore-scripts
          echo "✅ package.json updated"
        else
          echo "📝 Version unchanged, no need to update package.json"
        fi
        
        # 4. 发布到npm（带更详细的错误处理）
        echo "🔍 Checking if version $TARGET_VERSION already exists..."
        if npm view hexo-theme-materialis@$TARGET_VERSION version >/dev/null 2>&1; then
          echo "✅ Version $TARGET_VERSION already published, skipping publish"
        else
          echo "🚀 Publishing version $TARGET_VERSION to npm..."
          if npm publish; then
            echo "✅ Successfully published hexo-theme-materialis@$TARGET_VERSION to npm!"
          else
            echo "❌ npm publish failed with exit code $?"
            # 检查可能的具体错误
            if [ $? -eq 128 ] || [ $? -eq 1 ]; then
              echo "⚠️  This might be a permission issue. Please verify:"
              echo "   1. Your NPM_TOKEN has write access to this package"
              echo "   2. Package 'hexo-theme-materialis' actually exists and you're a maintainer"
            fi
            exit 1
          fi
        fi
      env:
        NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}