deploy.yml

name: Deploy Application

on:
  workflow_run:
    workflows: ["Build Pipeline"]
    types: [completed]
    branches: [main]

jobs:
  setup:
    runs-on: ubuntu-latest
    outputs:
      DB_USERNAME: ${{ steps.get-secrets.outputs.db_username }}
      DB_PASSWORD: ${{ steps.get-secrets.outputs.db_password }}
      DB_HOST: ${{ steps.get-secrets.outputs.db_host }}
      DB_NAME: ${{ steps.get-secrets.outputs.db_name }}
      DJANGO_KEY: ${{ steps.get-secrets.outputs.django_key }}
      AWS_STORAGE_BUCKET_NAME: ${{ steps.get-secrets.outputs.aws_storage_bucket_name }}
      AWS_S3_REGION_NAME: ${{ steps.get-secrets.outputs.aws_s3_region_name }}
      COGNITO_USER_POOL_ID: ${{ steps.get-secrets.outputs.cognito_user_pool_Id }}
      COGNITO_APP_CLIENT_ID: ${{ steps.get-secrets.outputs.cognito_app_client_id }}
      COGNITO_APP_CLIENT_SECRET: ${{ steps.get-secrets.outputs.congito_app_client_secret }}
    steps:
      - name: Configure AWS credentials
        uses: aws-actions/configure-aws-credentials@v1
        with:
          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
          aws-region: ap-southeast-1

      - name: Retrieve secrets from AWS Secrets Manager
        id: get-secrets
        run: |
          DB_SECRET_STRING=$(aws secretsmanager get-secret-value --secret-id db_credentials --query SecretString --output text)
          echo "db_username=$(echo $DB_SECRET_STRING | jq -r .username)" >> $GITHUB_OUTPUT
          echo "db_password=$(echo $DB_SECRET_STRING | jq -r .password)" >> $GITHUB_OUTPUT
          echo "db_host=$(echo $DB_SECRET_STRING | jq -r .host)" >> $GITHUB_OUTPUT
          echo "db_name=$(echo $DB_SECRET_STRING | jq -r .dbname)" >> $GITHUB_OUTPUT

          SECRET_STRING=$(aws secretsmanager get-secret-value --secret-id secrets --query SecretString --output text)
          echo "django_key=$(echo $SECRET_STRING | jq -r .DJANGO_KEY)" >> $GITHUB_OUTPUT
          echo "aws_storage_bucket_name=$(echo $SECRET_STRING | jq -r .AWS_STORAGE_BUCKET_NAME)" >> $GITHUB_OUTPUT
          echo "aws_s3_region_name=$(echo $SECRET_STRING | jq -r .AWS_S3_REGION_NAME)" >> $GITHUB_OUTPUT
          echo "cognito_user_pool_Id=$(echo $SECRET_STRING | jq -r .COGNITO_USER_POOL_ID)" >> $GITHUB_OUTPUT
          echo "cognito_app_client_id=$(echo $SECRET_STRING | jq -r .COGNITO_APP_CLIENT_ID)" >> $GITHUB_OUTPUT
          echo "congito_app_client_secret=$(echo $SECRET_STRING | jq -r .COGNITO_APP_CLIENT_SECRET)" >> $GITHUB_OUTPUT

  terraform:
    env:
      TF_CLOUD_ORGANIZATION: "microvan"
      TF_API_TOKEN: "${{ secrets.TF_API_TOKEN }}"
      TF_WORKSPACE: "microvan"
      CONFIG_DIRECTORY: "./terraform"

    name: "Terraform Apply"
    runs-on: ubuntu-latest
    permissions:
      contents: read
    steps:
      - name: Checkout
        uses: actions/checkout@v3

      - name: Upload Configuration
        uses: hashicorp/tfc-workflows-github/actions/upload-configuration@v1.0.0
        id: apply-upload
        with:
          workspace: ${{ env.TF_WORKSPACE }}
          directory: ${{ env.CONFIG_DIRECTORY }}

      - name: Create Apply Run
        uses: hashicorp/tfc-workflows-github/actions/create-run@v1.0.0
        id: apply-run
        with:
          workspace: ${{ env.TF_WORKSPACE }}
          configuration_version: ${{ steps.apply-upload.outputs.configuration_version_id }}

      - name: Apply
        uses: hashicorp/tfc-workflows-github/actions/apply-run@v1.0.0
        if: fromJSON(steps.apply-run.outputs.payload).data.attributes.actions.IsConfirmable
        id: apply
        with:
          run: ${{ steps.apply-run.outputs.run_id }}
          comment: "Apply Run from GitHub Actions CI ${{ github.sha }}"
  
  deploy_backend:
    needs: ["terraform", "setup"]
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./backend

    env:
      AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
      AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
      AWS_DEFAULT_REGION: ${{ needs.setup.outputs.AWS_S3_REGION_NAME }}
      DB_USERNAME: ${{ needs.setup.outputs.DB_USERNAME }}
      DB_PASSWORD: ${{ needs.setup.outputs.DB_PASSWORD }}
      DB_HOST: ${{ needs.setup.outputs.DB_HOST }}
      DB_NAME: ${{ needs.setup.outputs.DB_NAME }}
      SECRET_KEY: ${{ needs.setup.outputs.DJANGO_KEY }}
      AWS_STORAGE_BUCKET_NAME: ${{ needs.setup.outputs.AWS_STORAGE_BUCKET_NAME }}
      AWS_S3_REGION_NAME: ${{ needs.setup.outputs.AWS_S3_REGION_NAME }}
      COGNITO_USER_POOL_ID: ${{ needs.setup.outputs.COGNITO_USER_POOL_ID }}
      COGNITO_APP_CLIENT_ID: ${{ needs.setup.outputs.COGNITO_APP_CLIENT_ID }}
      COGNITO_APP_CLIENT_SECRET: ${{ needs.setup.outputs.COGNITO_APP_CLIENT_SECRET }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Python
        uses: actions/setup-python@v3
        with:
          python-version: '3.10'

      - name: Install dependencies
        run: |
          pip install pipenv
          pipenv install --dev

      - name: Zappa Deploy or Update
        run: |
          pipenv run zappa update production
  
      - name: Apply Django migrations
        run: |
          pipenv run zappa manage production "migrate"

  deploy_frontend:
    needs: ["terraform", "setup"]
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v3
        with:
          node-version: '20.x'

      - name: Install dependencies
        run: |
          npm install

      - name: Build
        run: |
          npm run build

      - name: Install Railway
        run: npm i -g @railway/cli

      - name: Deploy
        run: railway up --service "microvan"
        env:
          RAILWAY_TOKEN: ${{ secrets.RAILWAY_TOKEN }}