name: Publish docs via GitHub Pages
on:
  push:
    branches:
      - docs*
      - main

jobs:
  build:
    name: Deploy docs
    runs-on: ubuntu-latest
    steps:
      - name: Checkout master
        uses: actions/checkout@v1
      - name: Copy assets
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          controller_version() {
            sed -n "s/.*$1\/archive\/\(.*\).zip.*/\1/p;n" manifests/bases/$1/kustomization.yaml
          }

          {
            # source-controller CRDs
            SOURCE_VER=$(controller_version source-controller)
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/source-controller/$SOURCE_VER/docs/api/source.md" > docs/components/source/api.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/source-controller/$SOURCE_VER/docs/spec/v1beta1/gitrepositories.md" > docs/components/source/gitrepositories.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/source-controller/$SOURCE_VER/docs/spec/v1beta1/helmrepositories.md" > docs/components/source/helmrepositories.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/source-controller/$SOURCE_VER/docs/spec/v1beta1/helmcharts.md" > docs/components/source/helmcharts.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/source-controller/$SOURCE_VER/docs/spec/v1beta1/buckets.md" > docs/components/source/buckets.md
          }

          {
            # kustomize-controller CRDs
            KUSTOMIZE_VER=$(controller_version kustomize-controller)
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/kustomize-controller/$KUSTOMIZE_VER/docs/api/kustomize.md" > docs/components/kustomize/api.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/kustomize-controller/$KUSTOMIZE_VER/docs/spec/v1beta1/kustomization.md" > docs/components/kustomize/kustomization.md
          }

          {
            # helm-controller CRDs
            HELM_VER=$(controller_version helm-controller)
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/helm-controller/$HELM_VER/docs/api/helmrelease.md" > docs/components/helm/api.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/helm-controller/$HELM_VER/docs/spec/v2beta1/helmreleases.md" > docs/components/helm/helmreleases.md
          }

          {
            # notification-controller CRDs
            NOTIFICATION_VER=$(controller_version notification-controller)
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/notification-controller/$NOTIFICATION_VER/docs/api/notification.md" > docs/components/notification/api.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/notification-controller/$NOTIFICATION_VER/docs/spec/v1beta1/event.md" > docs/components/notification/event.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/notification-controller/$NOTIFICATION_VER/docs/spec/v1beta1/alert.md" > docs/components/notification/alert.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/notification-controller/$NOTIFICATION_VER/docs/spec/v1beta1/provider.md" > docs/components/notification/provider.md
            curl -# -Lf "https://raw.githubusercontent.com/fluxcd/notification-controller/$NOTIFICATION_VER/docs/spec/v1beta1/receiver.md" > docs/components/notification/receiver.md
          }

          {
            # install script
            cp install/flux.sh docs/install.sh
          }
      - name: Deploy docs
        uses: mhausenblas/mkdocs-deploy-gh-pages@master
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          CUSTOM_DOMAIN: toolkit.fluxcd.io
