integration.yml

name: 'Continuous Integration GitHub Actions Workflow'

on:
  push:
  pull_request:
  workflow_dispatch:

jobs:
  test:
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-latest]
        node: [20, 22]
    name: Run tests on ${{ matrix.os }} with Node ${{ matrix.node }}
    runs-on: ${{ matrix.os }}
    steps:
      - name: Checkout Codebase
        uses: actions/checkout@v4
      - name: Setup Node ${{ matrix.node }}
        uses: actions/setup-node@v4
        with:
          node-version: ${{ matrix.node }}

  scans:
    # do code scanning stuff here
    needs: test
    name: Code Scanning
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Codebase
        uses: actions/checkout@v4

  build-staging:
    # build stuff here
    needs: test
    environment: staging
    name: Build and Deploy Staging Environment
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Codebase
        uses: actions/checkout@v4
      - name: Setup Node 20
        uses: actions/setup-node@v4
        with:
          node-version: 20
      - 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: Build and Deploy Frontend
        working-directory: peer-prep
        run: |
          npm i
          npm run build
      - name: Upload to S3
        working-directory: peer-prep/dist
        run: |
          aws s3 sync . s3://peerprep-frontend-bucket

  build-production:
    # build stuff here
    needs: build-staging
    environment: production
    name: Build for Production Environment
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Codebase
        uses: actions/checkout@v4
      - name: Setup Node 20
        uses: actions/setup-node@v4
        with:
          node-version: 20
      - name: Configure AWS Credentials
        uses: aws-actions/configure-aws-credentials@v4
        env:
          AWS_REGION: 'ap-southeast-1'
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ${{  env.AWS_REGION }}
      - name: Build and Deploy Frontend
        working-directory: peer-prep
        run: |
          npm i
          npm run build
      - name: Upload to S3
        working-directory: peer-prep/dist
        run: |
          aws s3 sync . s3://peerprep-frontend-bucket

  images:
    # build images here
    needs:
      - build-staging
      - build-production
    name: Build Staging Images
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Codebase
        uses: actions/checkout@v4

  # deploy:
  #   # deploy stuff here
  #   needs: images
  #   name: Deploy images and infrastructure here
  #   strategy:
  #     matrix:
  #       providers:
  #         [
  #           {
  #             init: './terraform/init/aws',
  #             deploy: './terraform/env/aws',
  #             csp: 'AWS',
  #           },
  #           {
  #             init: './terraform/init/aws',
  #             deploy: './terraform/env/aws',
  #             csp: 'GCP',
  #           },
  #         ]
  #   runs-on: ubuntu-latest
  #   steps:
  #     - name: Checkout Codebase
  #       uses: actions/checkout@v4

  #     - name: Setup Terraform for ${{ matrix.providers.csp }}
  #       uses: hashicorp/setup-terraform@v3

  #     - name: Ensure Provision of Remote State Backends on ${{ matrix.providers.csp }}
  #       working-directory: ${{ matrix.providers.init }}
  #       run: terraform init

  #     - name: Check and Deploy State Backends on ${{ matrix.providers.csp }}
  #       working-directory: ${{ matrix.providers.init }}
  #       run: terraform apply -auto-approve
  #       continue-on-error: true # assumes that the buckets are already provisioned

  #     # commands taken from https://github.com/gruntwork-io/terragrunt-action
  #     - name: Initialise Terraform Infrastructure with Terragrunt on ${{ matrix.providers.csp }}
  #       uses: gruntwork-io/terragrunt-action@v2
  #       with:
  #         tf_version: ''
  #         tg_version: ''
  #         tg_dir: ${{ matrix.providers.deploy }}
  #         tg_command: 'plan'

  #     - name: Setup Infrastructure with Terragrunt on ${{ matrix.providers.csp }}
  #       uses: gruntwork-io/terragrunt-action@v2
  #       with:
  #         tf_version: ''
  #         tg_version: ''
  #         tg_dir: ${{ matrix.providers.deploy }}
  #         tg_command: 'apply'