name: CI

on:
  push:
    branches: [ master, main, develop ]
    paths:
      - 'packages/**'
      - 'package.json'
      - 'pnpm-lock.yaml'
      - 'tsconfig.json'
      - 'turbo.json'
      - 'jest.config.*'
      - '.github/workflows/ci.yml'
  pull_request:
    branches: [ master, main, develop ]
    # Run on all PRs to satisfy branch protection, but skip build if no code changes

jobs:
  # Check if we need to run the full CI
  check-changes:
    runs-on: ubuntu-latest
    outputs:
      should-run: ${{ steps.filter.outputs.code }}
    steps:
      - uses: actions/checkout@v4
      - uses: dorny/paths-filter@v3
        id: filter
        with:
          filters: |
            code:
              - 'packages/**'
              - 'package.json'
              - 'pnpm-lock.yaml'
              - 'tsconfig.json'
              - 'turbo.json'
              - 'jest.config.*'

  ci:
    needs: check-changes
    if: needs.check-changes.outputs.should-run == 'true'
    runs-on: ubuntu-latest
    env:
      TURBO_TOKEN: ${{ secrets.TURBO_TOKEN }}
      TURBO_TEAM: ${{ vars.TURBO_TEAM }}

    steps:
    - name: Checkout code
      uses: actions/checkout@v4

    - name: Install pnpm
      uses: pnpm/action-setup@v4

    - name: Setup Node.js
      uses: actions/setup-node@v4
      with:
        node-version: '20.x'
        cache: 'pnpm'

    - name: Install dependencies
      run: pnpm install --no-frozen-lockfile

    # 构建 framework 包 (可独立发布的通用库，无外部依赖)
    - name: Build framework packages
      run: |
        pnpm --filter @esengine/ecs-framework build
        pnpm --filter @esengine/ecs-framework-math build
        pnpm --filter @esengine/behavior-tree build
        pnpm --filter @esengine/blueprint build
        pnpm --filter @esengine/fsm build
        pnpm --filter @esengine/timer build
        pnpm --filter @esengine/spatial build
        pnpm --filter @esengine/procgen build
        pnpm --filter @esengine/pathfinding build
        pnpm --filter @esengine/network-protocols build
        pnpm --filter @esengine/network build

    # 类型检查 (仅 framework 包)
    - name: Type check (framework packages)
      run: pnpm run type-check:framework

    # Lint 检查 (仅 framework 包)
    - name: Lint check (framework packages)
      run: pnpm run lint:framework

    # 测试 (仅 framework 包)
    - name: Run tests with coverage
      run: pnpm run test:ci:framework

    - name: Upload coverage to Codecov
      uses: codecov/codecov-action@v4
      continue-on-error: true
      with:
        file: ./coverage/lcov.info
        flags: unittests
        name: codecov-umbrella
        fail_ci_if_error: false

    # 构建 npm 包 (core 和 math)
    - name: Build npm packages
      run: |
        pnpm run build:npm:core
        pnpm run build:npm:math

    # 上传构建产物
    - name: Upload build artifacts
      uses: actions/upload-artifact@v4
      with:
        name: build-artifacts
        path: |
          packages/framework/**/dist/
          packages/framework/**/bin/
        retention-days: 7