name: 'Deploy Optar to k8s'

on: workflow_dispatch

env:
  ECR_REPOSITORY: optar
  EKS_CLUSTER_NAME: optar-dev-eks 
  AWS_REGION: eu-central-1

# ref: https://dlmade.medium.com/ci-cd-with-github-action-and-aws-eks-5fd9714010cd
jobs:
  build:
    
    name: Deployment
    runs-on: ubuntu-latest

    steps:
    - name: Set short git commit SHA
      id: commit
      uses: prompt/actions-commit-hash@v2

    - name: Check out code
      uses: actions/checkout@v4
      with: 
        submodules: true
    
    - 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: ${{env.AWS_REGION}}

    - name: Login to Amazon ECR
      id: login-ecr
      uses: aws-actions/amazon-ecr-login@v1

    - name: Build, tag, and push image to Amazon ECR
      env:
        ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}        
        IMAGE_TAG: ${{ steps.commit.outputs.short }}
      run: |
        docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:v0.$IMAGE_TAG ./optar
        docker push $ECR_REGISTRY/$ECR_REPOSITORY:v0.$IMAGE_TAG
        docker tag $ECR_REGISTRY/$ECR_REPOSITORY:v0.$IMAGE_TAG $ECR_REGISTRY/$ECR_REPOSITORY:latest
        docker push $ECR_REGISTRY/$ECR_REPOSITORY:latest

    - name: Update kube config
      run: aws eks update-kubeconfig --name $EKS_CLUSTER_NAME --region $AWS_REGION

    - name: Deploy to EKS
      env:
        ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}        
        IMAGE_TAG: ${{ steps.commit.outputs.short }}
      run: |
        kubectl apply -f ./optar/deployment.yaml