name: PR Docs Build

on: pull_request

concurrency:
  group: ${{ github.workflow }}-${{ github.event.number || github.sha }}
  cancel-in-progress: true

jobs:
  build:
    name: Build ${{ matrix.os }} ${{ matrix.node-name }}
    runs-on: ${{ matrix.os }}

    strategy:
      matrix:
        node-version: [16, 18]
        os: [ubuntu-latest, windows-latest]
        include:
          - node-version: 16
            node-name: LTS
          - node-version: 18
            node-name: Current

      fail-fast: false

    env:
      PULL_REQUEST_NUMBER: ${{ github.event.number }}

    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Setup pnpm
        uses: pnpm/action-setup@v2

      - name: Setup node
        uses: actions/setup-node@v3
        with:
          node-version: ${{ matrix.node-version }}

      - name: Get pnpm store directory
        id: pnpm-cache
        run: |
          echo "pnpm_cache_dir=$(pnpm store path)" >> $GITHUB_OUTPUT
          echo "pnpm_cache_dir=$(pnpm store path)" >> $env:GITHUB_OUTPUT

      - uses: actions/cache@v3
        name: Setup pnpm cache
        with:
          path: ${{ steps.pnpm-cache.outputs.pnpm_cache_dir }}
          key: ${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
          restore-keys: |
            ${{ runner.os }}-pnpm-store-

      - name: Install dependencies
        run: pnpm i --frozen-lockfile

      - name: Generate common locale
        run: pnpm docs:gen-locale

      - name: Build Element Plus
        run: pnpm build
        env:
          FORCE_COLOR: 2
          NODE_OPTIONS: --max-old-space-size=4096

      - name: Build website
        run: pnpm docs:build
        env:
          DOC_ENV: preview
          NODE_OPTIONS: --max-old-space-size=4096

      - name: Move bundle to docs dist
        if: matrix.os == 'ubuntu-latest'
        run: mkdir docs/.vitepress/dist/bundle && mv dist/element-plus/dist/*.* docs/.vitepress/dist/bundle

      # share website dist
      - name: Upload artifact
        if: matrix.os == 'ubuntu-latest'
        uses: actions/upload-artifact@v3
        with:
          name: docs
          path: docs/.vitepress/dist/
          retention-days: 1

      # write pr.txt for share
      - name: Save pr number
        if: matrix.os == 'ubuntu-latest'
        run: echo ${PULL_REQUEST_NUMBER} > ./pr.txt

      # share pr number
      - name: Upload pr number
        if: matrix.os == 'ubuntu-latest'
        uses: actions/upload-artifact@v3
        with:
          name: pr
          path: ./pr.txt
          retention-days: 1