---
# yaml-language-server: $schema=https://json.schemastore.org/github-workflow.json
name: Lint and Test Charts

on:
  pull_request:
    branches:
      - develop
    paths:
      - '.github/workflows/lint-helm-charts.yml'
      - 'charts/**'
  push:
    branches: [develop]
    paths:
      - 'charts/**'

permissions:
  contents: read

concurrency:
  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true

jobs:
  lint-test:
    runs-on: ubuntu-24.04
    permissions:
      contents: read
    steps:
      - name: Checkout
        uses: actions/checkout@93cb6efe18208431cddfb8368fd83d5badbf9bfd # v5.0.1
        with:
          fetch-depth: 0
          persist-credentials: false

      - name: Set up Helm
        uses: azure/setup-helm@1a275c3b69536ee54be43f2070a358922e12c8d4 # v4.3.1

      - name: Set up chart-testing
        uses: helm/chart-testing-action@6ec842c01de15ebb84c8627d2744a0c2f2755c9f # v2.8.0

      - name: Ensure documentation is updated
        uses: docker://jnorwood/helm-docs:v1.14.2@sha256:7e562b49ab6b1dbc50c3da8f2dd6ffa8a5c6bba327b1c6335cc15ce29267979c

      - name: Run chart-testing (list-changed)
        id: list-changed
        run: |
          changed=$(ct list-changed --target-branch ${{ github.event.repository.default_branch }})
          if [[ -n "$changed" ]]; then
            echo "changed=true" >> "$GITHUB_OUTPUT"
            echo "$changed"
          fi

      - name: Run chart-testing
        if: steps.list-changed.outputs.changed == 'true'
        run: ct lint --target-branch ${{ github.event.repository.default_branch }} --validate-maintainers=false