apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
  name: docker-registry
spec:
  params:
    - name: subdirectory
      type: string
      description: Subdirectory within the repo where the source code is located
      default: ""

    - name: imageName
      description: Base image name with registry (e.g. registry.unbox-x.net/unbox-x-aisi-cron-app)
      type: string

    - name: tag
      description: Version tag to apply to the image (e.g. v0.2.0)
      type: string

    - name: dockerfile
      description: Path to Dockerfile
      type: string
      default: ./Dockerfile

    - name: context
      description: Build context path (relative to subdirectory)
      type: string
      default: .

  workspaces:
    - name: source
      description: Source code workspace

    - name: docker-auth
      description: Docker registry credentials (username + password)

  results:
    - name: imageUrl
      description: Final pushed image URL with tag (e.g. registry/app:v0.2.0)

  steps:
    - name: build-and-push
      image: gcr.io/kaniko-project/executor:v1.23.2
      workingDir: /workspace/source
      env:
        - name: DOCKER_CONFIG
          value: /tekton/home/.docker
      args:
        - >
          echo "📦 Using image: $(params.imageName):$(params.tag)" &&

          USERNAME=$(cat /workspace/docker-auth/username) &&
          PASSWORD=$(cat /workspace/docker-auth/password) &&
          REGISTRY=$(echo "$(params.imageName)" | cut -d/ -f1) &&

          echo "🔐 Creating Docker config..." &&
          mkdir -p /tekton/home/.docker &&
          echo '{
            "auths": {
              "'$REGISTRY'": {
                "username": "'$USERNAME'",
                "password": "'$PASSWORD'",
                "auth": "'$(echo -n $USERNAME:$PASSWORD | base64)'"
              }
            }
          }' > /tekton/home/.docker/config.json &&

          /kaniko/executor \
            --dockerfile=$(params.dockerfile) \
            --context=$(params.context) \
            --destination="$(params.imageName):$(params.tag)" \
            --skip-tls-verify \
            --reproducible \
            --verbosity=info &&

          echo -n "$(params.imageName):$(params.tag)" > /tekton/results/imageUrl