pr-deploy.yml

name: Website PR deployment - Sync

on:
  pull_request:
    types:
      - opened
      - synchronize

jobs:
  build:
    timeout-minutes: 20
    env:
      APP_NAME: 'webuild website'
      DEPLOY_PREVIEW_URL: ''
      BRANCH_NAME: ''
      BOT_NAME: 'github-actions[bot]'
      BOT_TYPE: Bot
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Get yarn cache
        id: yarn-cache
        run: 'echo "::set-output name=dir::$(yarn cache dir)"'
      - uses: actions/cache@v1
        with:
          path: '${{ steps.yarn-cache.outputs.dir }}'
          key: "${{ runner.os }}-yarn-${{ hashFiles('yarn.lock') }}"
          restore-keys: |
            ${{ runner.os }}-yarn-
      - name: Get BRANCH_NAME
        run: |
          echo "BRANCH_NAME=$(echo $GITHUB_HEAD_REF |  tr / -)" >> $GITHUB_ENV
      - name: Install dependencies
        run: |
          yarn
      - name: Netlify deployment
        env:
          NETLIFY_SITE_ID: ${{ secrets.NETLIFY_APP_ID }}
          NETLIFY_AUTH_TOKEN: '${{ secrets.NETLIFY_AUTH_TOKEN }}'

        run: >
          yarn build

          echo "DEPLOY_PREVIEW_URL=$(npx netlify-cli deploy --dir=public --message='Pull Request
          $GITHUB_HEAD_REF'| grep "Website Draft URL" |  grep -o -E 'https?://[^
          ]+' )" >> $GITHUB_ENV
      - uses: actions/github-script@0.3.0
        with:
          github-token: '${{secrets.GITHUB_TOKEN}}'
          script: >
            const comments = await github.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number
            })

            const commitLink =
            `https://github.com/webuild-community/webuild.community/commit/${context.sha}`

            const regex = new RegExp('<!--\\s\\[${{ env.APP_NAME
            }}-'+context.payload.pull_request.number+'\\]\\s-->\\n')

            const commentsOfGithubBot = comments.data.filter(c => c.user.login
            === '${{ env.BOT_NAME }}' && c.user.type === '${{ env.BOT_TYPE }}'
            && regex.test(c.body))

            if(commentsOfGithubBot.length === 0) {
              const newComment = await github.issues.createComment({
                issue_number: context.issue.number,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: '<!-- [${{ env.APP_NAME }}-' + `${context.payload.pull_request.number}` + '] -->\n' + 'Deploy preview for _${{ env.APP_NAME }}_ ready!<br/><br/>Built with commit ' + `${context.sha}<br/><br/>` + '${{ env.DEPLOY_PREVIEW_URL }}'
              })
              return JSON.stringify({commitLink, pullRequestLink: newComment.data.html_url})
            } else {
              const latestCommentId = commentsOfGithubBot.pop().id
              const updatedComment = await github.issues.updateComment({
                comment_id: latestCommentId,
                owner: context.repo.owner,
                repo: context.repo.repo,
                body: '<!-- [${{ env.APP_NAME }}-' + `${context.payload.pull_request.number}` + '] -->\n' + 'Deploy preview for _${{ env.APP_NAME }}_ ready!<br/><br/>Built with commit ' + `${context.sha}<br/><br/>` + '${{ env.DEPLOY_PREVIEW_URL }}'
              })
              return JSON.stringify({commitLink, pullRequestLink: updatedComment.data.html_url})
            }
        id: githubComment