setup-terraform

この辺がすごい参考になる plan結果をGitHubのプルリクにコメント残したい + 同一のコメントを更新し続ける(commit pushするたびにコメントが増えない)ようにする。

- uses: actions/github-script@v6
  if: github.event_name == 'pull_request'
  env:
    PLAN: "terraform\n${{ steps.plan.outputs.stdout }}"
  with:
    github-token: ${{ secrets.GITHUB_TOKEN }}
    script: |
      // 1. Retrieve existing bot comments for the PR
      const { data: comments } = await github.rest.issues.listComments({
        owner: context.repo.owner,
        repo: context.repo.repo,
        issue_number: context.issue.number,
      })
      const botComment = comments.find(comment => {
        return comment.user.type === 'Bot' && comment.body.includes('Terraform Format and Style')
      })

      // 2. Prepare format of the comment
      const output = `#### Terraform Format and Style 🖌\`${{ steps.fmt.outcome }}\`
      #### Terraform Initialization ⚙️\`${{ steps.init.outcome }}\`
      #### Terraform Validation 🤖\`${{ steps.validate.outcome }}\`
      <details><summary>Validation Output</summary>

      \`\`\`\n
      ${{ steps.validate.outputs.stdout }}
      \`\`\`

      </details>

      #### Terraform Plan 📖\`${{ steps.plan.outcome }}\`
      
      <details><summary>Show Plan</summary>
      
      \`\`\`\n
      ${process.env.PLAN}
      \`\`\`
      
      </details>
      
      *Pusher: @${{ github.actor }}, Action: \`${{ github.event_name }}\`, Working Directory: \`${{ env.tf_actions_working_dir }}\`, Workflow: \`${{ github.workflow }}\`*`;
      
      // 3. If we have a comment, update it, otherwise create a new one
      if (botComment) {
        github.rest.issues.updateComment({
          owner: context.repo.owner,
          repo: context.repo.repo,
          comment_id: botComment.id,
          body: output
        })
      } else {
        github.rest.issues.createComment({
          issue_number: context.issue.number,
          owner: context.repo.owner,
          repo: context.repo.repo,
          body: output
        })
      }

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