name: Helm Package and Push
description: Inject image tag, package helm chart and push to git.sebse.de helm registry

inputs:
  chart-path:
    description: Path to helm chart directory, e.g. web/charts/my-app
    required: true
  version:
    description: Helm chart version, e.g. 0.0.0-abc1234
    required: true
  app-version:
    description: App version / image tag, e.g. abc1234
    required: true
  username:
    description: Registry username
    required: true
  password:
    description: Registry password or token
    required: true

runs:
  using: composite
  steps:
    - name: Inject image tag into chart values
      shell: bash
      run: |
        CHART_PATH=${{ inputs.chart-path }}
        sed -i "s|^\(\s*tag:\).*|\1 ${{ inputs.app-version }}|" \
          "$CHART_PATH/values.yaml"

    - name: Package and push helm chart (SHA)
      shell: bash
      run: |
        CHART_PATH=${{ inputs.chart-path }}
        CHART_NAME=$(basename "$CHART_PATH")
        VERSION=${{ inputs.version }}
        APP_VERSION=${{ inputs.app-version }}

        sed -i "s/^version:.*/version: $VERSION/" "$CHART_PATH/Chart.yaml"
        sed -i "s/^appVersion:.*/appVersion: \"$APP_VERSION\"/" "$CHART_PATH/Chart.yaml"

        tar czf "${CHART_NAME}-${VERSION}.tgz" -C "$CHART_PATH" .

        curl -u ${{ inputs.username }}:${{ inputs.password }} \
          -X POST \
          https://git.sebse.de/api/packages/sebse/helm/api/charts \
          -F "chart=@${CHART_NAME}-${VERSION}.tgz" \
          --fail-with-body

    - name: Package and push helm chart (latest)
      shell: bash
      run: |
        CHART_PATH=${{ inputs.chart-path }}
        CHART_NAME=$(basename "$CHART_PATH")
        APP_VERSION=${{ inputs.app-version }}

        sed -i "s/^version:.*/version: 0.0.0-latest/" "$CHART_PATH/Chart.yaml"
        sed -i "s/^appVersion:.*/appVersion: \"$APP_VERSION\"/" "$CHART_PATH/Chart.yaml"

        tar czf "${CHART_NAME}-0.0.0-latest.tgz" -C "$CHART_PATH" .

        curl -u ${{ inputs.username }}:${{ inputs.password }} \
          -X POST \
          https://git.sebse.de/api/packages/sebse/helm/api/charts \
          -F "chart=@${CHART_NAME}-0.0.0-latest.tgz" \
          --fail-with-body