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name: do-the-job
on:
  push:
    branches:
      - master

  workflow_dispatch:

jobs:
  start-runner:
    name: Start self-hosted EC2 runner
    runs-on: ubuntu-latest
    outputs:
      label: ${{ steps.start-ec2-runner.outputs.label }}
      ec2-instance-id: ${{ steps.start-ec2-runner.outputs.ec2-instance-id }}
    steps:
      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ secrets.AWS_REGION }}
      - name: Start EC2 runner
        id: start-ec2-runner
        uses: machulav/ec2-github-runner@v2
        with:
          mode: start
          github-token: ${{ secrets.GH_PERSONAL_ACCESS_TOKEN }}
          ec2-image-id: ami-044b0717aadbc9dfa
          ec2-instance-type: t2.xlarge
          subnet-id: subnet-024811dee81325f1c
          security-group-id: sg-0646c2a337a355a31

  do-the-job:
    name: Do the job on the runner
    needs: start-runner
    runs-on: ${{ needs.start-runner.outputs.label }}
    steps:
      - name: Clone the repository
        uses: actions/checkout@v4
        with:
          fetch-depth: 0
      - name: Run custom command
        run: echo 'Hello World!'

  stop-runner:
    name: Stop self-hosted EC2 runner
    needs: 
      - start-runner
      - do-the-job
    runs-on: ubuntu-latest
    if: ${{ always() }}
    steps:
      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{ secrets.AWS_REGION }}
      - name: Stop EC2 runner
        uses: machulav/ec2-github-runner@v2
        with:
          mode: stop
          github-token: ${{ secrets.GH_PERSONAL_ACCESS_TOKEN }}
          label: ${{ needs.start-runner.outputs.label }}
          ec2-instance-id: ${{ needs.start-runner.outputs.ec2-instance-id }}