cd.yaml

name: CD

on:
  push:
    branches:
      - main
  workflow_dispatch:

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v3

    - name: Setup env
      run: echo "VERSION=$(echo ${GITHUB_SHA} | cut -c1-7)" >> $GITHUB_ENV

    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v2

    - name: Login to Docker Hub
      uses: docker/login-action@v2
      with:
        username: ${{ secrets.DOCKER_USERNAME }}
        password: ${{ secrets.DOCKER_PASSWORD }}

    - name: Set up QEMU
      uses: docker/setup-qemu-action@v2

    - name: Build and push Docker image
      uses: docker/build-push-action@v4
      with:
        context: .
        push: true
        tags: ${{ secrets.DOCKER_USERNAME }}/fast-food:${{ env.VERSION }}

  k8s-deploy:
    needs: build
    runs-on: ubuntu-latest

    steps:
    - name: Checkout repository
      uses: actions/checkout@v3

    - 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: ${{ secrets.AWS_REGION }}

    - name: Install kubectl
      run: |
        curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
        chmod +x kubectl
        sudo mv kubectl /usr/local/bin/kubectl
    
    - name: Verify kubectl version
      run: kubectl version --client

    - name: Setup kubectl
      run: aws eks --region ${{ secrets.AWS_REGION }} update-kubeconfig --name ${{ secrets.K8S_CLUSTER_NAME }}

    - name: Setup env
      run: echo "VERSION=$(echo ${GITHUB_SHA} | cut -c1-7)" >> $GITHUB_ENV

    - name: Create dir for parsed k8s templates
      run: |
        mkdir -p ./k8s-deploy

    - name: Prepare k8s resource templates
      env:
        DB_HOSTNAME: ${{ secrets.DB_HOSTNAME }}
        DB_DATABASE: ${{ secrets.DB_DATABASE }}
        DB_USERNAME: ${{ secrets.DB_USERNAME }}
        DB_PASSWORD: ${{ secrets.DB_PASSWORD }}
        MERCADOPAGO_PUBLIC_KEY: ${{ secrets.MERCADOPAGO_PUBLIC_KEY }}
        MERCADOPAGO_PRIVATE_ACCESS_TOKEN: ${{ secrets.MERCADOPAGO_PRIVATE_ACCESS_TOKEN }}
        MERCADOPAGO_APP_USER_ID: ${{ secrets.MERCADOPAGO_APP_USER_ID }}
        MERCADOPAGO_POINT_OF_SALE_ID: ${{ secrets.MERCADOPAGO_POINT_OF_SALE_ID }}
        MERCADOPAGO_NOTIFICATIONS_URL: ${{ secrets.MERCADOPAGO_NOTIFICATIONS_URL }}
        VERSION: ${{ env.VERSION }}
        ENVIRONMENT: prod
      run: |
        for file in ./k8s/*.yaml; do
          envsubst < "$file" > "./k8s-deploy/$(basename "$file")"
        done

    - name: Deploy to k8s cluster
      run: |
        kubectl apply -f ./k8s-deploy/