name: Update Helm Dependencies

on:
  workflow_dispatch:
    inputs:
      helmRepo:
        description: 'Helm Repository'
        required: true
        default: 'forgejo'
        type: choice
        options:
          - argocd
          - forgejo
          - ingress-nginx
      tag:
        description: 'Tag (e.g. v11.0.5)'
        required: true
        type: string

jobs:
  test:
    runs-on: docker
    steps:

      - name: Repository meta
        id: repository
        run: |
          registry=${{ github.server_url }}
          registry=${registry##http*://}
          echo "registry=${registry}" >> "$GITHUB_OUTPUT"
          echo "registry=${registry}"
          repository="$(echo "${{ github.repository }}" | tr '[:upper:]' '[:lower:]')"
          echo "repository=${repository}" >> "$GITHUB_OUTPUT"
          echo "repository=${repository}"
          organization="$(echo "${{ github.repository }}" | sed 's|/.*||')"
          echo "organization=${organization}" >> "$GITHUB_OUTPUT"
          echo "organization=${organization}"

      - name: Checkout helm repo
        uses: actions/checkout@v4
        with:
          repository: ${{ steps.repository.outputs.organization }}/${{ inputs.helmRepo }}-helm
          token: ${{ secrets.PAT }}
          ref: main
          path: helmworkspace
          fetch-depth: 0

      - name: Update repo
        run: |
          cd helmworkspace
          echo repo: ${{ inputs.helmRepo }}
          echo tag: ${{ inputs.tag }}

          git config user.name "github-actions[bot]"
          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"

          if [[ "${{ inputs.helmRepo }}" == "argocd" ]]; then
            git remote add upstream https://github.com/argoproj/argo-helm
          elif [[ "${{ inputs.helmRepo }}" == "forgejo" ]]; then
            git remote add upstream https://code.forgejo.org/forgejo-helm/forgejo-helm.git
          elif [[ "${{ inputs.helmRepo }}" == "ingress-nginx" ]]; then
            git remote add upstream https://github.com/kubernetes/ingress-nginx
          else
            echo unknown option helmRepo ${{ inputs.helmRepo }}
            exit 1
          fi
          git fetch --all
          git checkout upstream/main
          git checkout main
          git merge upstream/main || true
          git commit || true

          git push origin ${{ inputs.tag }}

          git checkout ${{ inputs.tag }}
          rm .gitignore

          if [[ "$(uname -m)" == "x86_64" ]]; then
            wget https://get.helm.sh/helm-v3.16.2-linux-amd64.tar.gz
            tar xf helm-v3.16.2-linux-amd64.tar.gz
            mv linux-amd64/helm ../helm
            rm -Rf linux-amd64 helm-v3.16.2-linux-amd64.tar.gz
          else
            wget https://get.helm.sh/helm-v3.16.2-linux-arm64.tar.gz
            tar xf helm-v3.16.2-linux-arm64.tar.gz
            mv linux-arm64/helm ../helm
            rm -Rf linux-arm64 helm-v3.16.2-linux-arm64.tar.gz
          fi

          if [[ "${{ inputs.helmRepo }}" == "argocd" ]]; then
            ../helm dependency update ./charts/argo-cd
          elif [[ "${{ inputs.helmRepo }}" == "forgejo" ]]; then
            ../helm dependency update .
            ../helm dependency build .
          elif [[ "${{ inputs.helmRepo }}" == "ingress-nginx" ]]; then
            ../helm dependency update ./charts/ingress-nginx
            ../helm dependency build ./charts/ingress-nginx
          else
            echo unknown option helmRepo ${{ inputs.helmRepo }}
            exit 1
          fi

          git add -A
          git commit -m "Added helm dependencies"
          git tag ${{ inputs.tag }}-depends
          git push origin ${{ inputs.tag }}-depends