name: Plugin Library CI (Optimized)

on:
  push:
    branches: [master, main]
    paths:
      - 'Assets/**/package.json'  # 只在版本文件变更时触发
      - '.gitea/workflows/**'
  workflow_dispatch:

env:
  SERVER_HOST: ${{ vars.SERVER_HOST }}
  AuthToken: ${{ vars.AUTH_TOKEN }}

jobs:
  # ========== 阶段1：检测变更模块 ==========
  detect-changes:
    runs-on: dev
    container:
      image: node:18-alpine  # 建议替换为包含git的自定义镜像
    outputs:
      modules: ${{ steps.filter.outputs.modules }}
      matrix-empty: ${{ steps.filter.outputs.empty }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 2  # 需要对比上一个commit
      
      - name: Detect Changed Modules
        id: filter
        run: |
          # 获取变更的文件
          CHANGED_FILES=$(git diff --name-only HEAD~1 HEAD)
          
          # 检测哪些模块的package.json变更了
          MODULES=()
          for module in $(ls -d Assets/*/); do
            MODULE_NAME=$(basename $module)
            if echo "$CHANGED_FILES" | grep -q "^${module}package.json"; then
              MODULES+=("\"$MODULE_NAME\"")
            fi
          done
          
          # 输出JSON数组给矩阵使用
          if [ ${#MODULES[@]} -eq 0 ]; then
            echo "empty=true" >> $GITHUB_OUTPUT
            echo "modules=[]" >> $GITHUB_OUTPUT
            echo "📭 无模块版本变更，跳过发布"
          else
            echo "empty=false" >> $GITHUB_OUTPUT
            echo "modules=[${MODULES[*]}]" >> $GITHUB_OUTPUT
            echo "📦 待发布模块: ${MODULES[*]}"
          fi

  # ========== 阶段2：准备代码（仅当有变更时） ==========
  prepare:
    needs: detect-changes
    if: needs.detect-changes.outputs.matrix-empty == 'false'
    runs-on: dev
    container:
      image: node:18-alpine
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 1
      
      - name: Upload Artifact
        uses: actions/upload-artifact@v3
        with:
          name: source-${{ github.sha }}
          path: ./Assets/
          retention-days: 1

  # ========== 阶段3：并行发布（仅发布变更的模块） ==========
  publish:
    needs: [detect-changes, prepare]
    if: needs.detect-changes.outputs.matrix-empty == 'false'
    runs-on: dev
    container:
      image: node:18-alpine
    strategy:
      fail-fast: false
      # max-parallel: 4  # 根据你的Runner资源调整，4-6通常安全
      matrix:
        module: ${{ fromJSON(needs.detect-changes.outputs.modules) }}  # 动态矩阵，只跑变更的模块
    
    steps:
      # 直接下载artifact，无需tar/untar
      - name: Download Source
        uses: actions/download-artifact@v3
        with:
          name: source-${{ github.sha }}
          path: ./Assets/

      # 使用setup-node缓存（如果Gitea支持）
      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '18'
          registry-url: 'http://${{ env.SERVER_HOST }}/npm'
          cache: 'npm'
          cache-dependency-path: './Assets/${{ matrix.module }}/package.json'

      # 配置npm认证
      - name: Configure NPM
        working-directory: ./Assets/${{ matrix.module }}
        run: |
          echo "//${{ env.SERVER_HOST }}/:_authToken=${{ env.AuthToken }}" > .npmrc
          echo "registry=http://${{ env.SERVER_HOST }}/npm" >> .npmrc

      - name: Publish ${{ matrix.module }}
        working-directory: ./Assets/${{ matrix.module }}
        run: |
          CURRENT_VERSION=$(node -p "require('./package.json').version")
          echo "🚀 发布 ${{ matrix.module }}@$CURRENT_VERSION"
          
          # 先检查是否已存在该版本，避免重复发布错误
          if npm view ${{ matrix.module }}@$CURRENT_VERSION version &>/dev/null; then
            echo "⚠️ 版本 $CURRENT_VERSION 已存在，跳过"
            exit 0
          fi
          
          npm publish --access public || echo "❌ 发布失败"

  # ========== 阶段4：清理 ==========
  cleanup:
    needs: [publish, detect-changes]
    if: always()
    runs-on: dev
    steps:
      - name: Delete Artifact
        uses: actions/delete-artifact@v3
        with:
          name: source-${{ github.sha }}
          failOnError: false