---
name: "Package charts"
description: "Package charts for release"
inputs:
  rootFolder:
    description: "Root folder containing the charts to package"
    required: true
  chartFolder:
    description: "Folder containing the chart to package relative to the base folder"
    required: true
  destinationFolder:
    description: "Folder where the chart packages should be stored"
    required: true
    default: "out"
  artifactPrefix:
    description: "Prefix for the artifact name"
    required: false
    default: ""
  retentionDays:
    description: "Duration after which artifacts will expire in days."
    required: true
    default: "1"
  helmVersion:
    description: "Helm version to use for packaging"
    required: true
    default: 3.17.0

runs:
  using: "composite"
  steps:
    - name: Install Kubernetes tools
      uses: yokawasa/action-setup-kube-tools@v0.11.2
      with:
        setup-tools: |
          helmv3
        helm: "${{ inputs.helmVersion }}"

    - name: Grab chart details
      id: chart-details
      shell: bash
      env:
        ROOT_DIR: "${{ inputs.rootFolder }}"
        CHART_DIR: "${{ inputs.chartFolder }}"
      run: |
        PARENT_DIR=$(basename $(dirname "${ROOT_DIR}/${CHART_DIR}"))
        echo "parentdir=${PARENT_DIR}" >> "$GITHUB_OUTPUT"
        echo "name=$(yq '.name' ${ROOT_DIR}/${CHART_DIR}/Chart.yaml)" >> "$GITHUB_OUTPUT"
        echo "version=$(yq '.version' ${ROOT_DIR}/${CHART_DIR}/Chart.yaml)" >> "$GITHUB_OUTPUT"

    - name: Dereference JSON schema before packaging
      uses: bjw-s/helm-charts-actions/dereference-json-schema@main
      with:
        schemaFile: "${{ inputs.rootFolder }}/${{ inputs.chartFolder }}/values.schema.json"
        outputFile: "${{ inputs.rootFolder }}/${{ inputs.chartFolder }}/values.schema.json"
        allowFileNotFound: true

    - name: Package Helm Chart
      shell: bash
      env:
        ROOT_DIR: "${{ inputs.rootFolder }}"
        CHART_DIR: "${{ inputs.chartFolder }}"
        PARENT_DIR: "${{ steps.chart-details.outputs.parentdir }}"
        TARGET_DIR: "${{ inputs.destinationFolder }}"
      run: |
        helm package "${ROOT_DIR}/${CHART_DIR}" --dependency-update --destination "${TARGET_DIR}/${PARENT_DIR}"

    - name: Upload artifact
      uses: actions/upload-artifact@v4
      env:
        PARENT_DIR: "${{ steps.chart-details.outputs.parentdir }}"
        CHART_NAME: "${{ steps.chart-details.outputs.name }}"
        CHART_VERSION: "${{ steps.chart-details.outputs.version }}"
        TARGET_DIR: "${{ inputs.destinationFolder }}"
      with:
        name: "${{ inputs.artifactPrefix }}${{ env.PARENT_DIR }}__${{ env.CHART_NAME }}__${{ env.CHART_VERSION }}"
        path: "${{ env.TARGET_DIR }}/${{ env.PARENT_DIR }}/${{ env.CHART_NAME }}-${{ env.CHART_VERSION }}.tgz"
        retention-days: ${{ inputs.retentionDays }}