name: generate-chart

on:
  push:
    tags:
      - "*"

jobs:
  generate-chart-publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v7.0.0
        with:
          fetch-depth: 0

      - name: Install packages via apt
        run: |
          apt update --yes
          apt install --yes curl ca-certificates curl gnupg jq

      - name: Install helm
        env:
          # renovate: datasource=docker depName=alpine/helm
          HELM_VERSION: "3.21.3"
        run: |
          curl --fail --location --output /dev/stdout --silent --show-error https://get.helm.sh/helm-v${HELM_VERSION}-linux-$(dpkg --print-architecture).tar.gz | tar --extract --gzip --file /dev/stdin
          mv linux-$(dpkg --print-architecture)/helm /usr/local/bin/
          rm --force --recursive linux-$(dpkg --print-architecture) helm-v${HELM_VERSION}-linux-$(dpkg --print-architecture).tar.gz
          helm version

      - name: Install docker-ce via apt
        run: |
          install -m 0755 -d /etc/apt/keyrings
          curl --fail --location --silent --show-error https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o /etc/apt/keyrings/docker.gpg
          chmod a+r /etc/apt/keyrings/docker.gpg
          echo "deb [arch="$(dpkg --print-architecture)" signed-by=/etc/apt/keyrings/docker.gpg] https://download.docker.com/linux/ubuntu "$(. /etc/os-release && echo "$VERSION_CODENAME")" stable" | tee /etc/apt/sources.list.d/docker.list > /dev/null
          apt update --yes
          apt install --yes python3 python3-pip apt-transport-https docker-ce-cli

      - name: Install awscli
        run: |
          pip install awscli --break-system-packages
          aws --version

      - name: Import GPG key
        id: import_gpg
        uses: https://github.com/crazy-max/ghaction-import-gpg@v7
        with:
          gpg_private_key: ${{ secrets.GPGSIGN_KEY }}
          passphrase: ${{ secrets.GPGSIGN_PASSPHRASE }}
          fingerprint: CC64B1DB67ABBEECAB24B6455FC346329753F4B0

      - name: Add Artifacthub.io annotations
        uses: volker-raschek/ah-annotations@v0.2.0

      # Using helm gpg plugin as 'helm package --sign' has issues with gpg2: https://github.com/helm/helm/issues/2843
      - name: package chart
        run: |
          echo ${{ secrets.DOCKER_CHARTS_PASSWORD }} | docker login -u ${{ secrets.DOCKER_CHARTS_USERNAME }} --password-stdin
          # FIXME: use upstream after https://github.com/technosophos/helm-gpg/issues/1 is solved
          helm plugin install https://github.com/pat-s/helm-gpg
          helm dependency build
          helm package --version "${GITHUB_REF#refs/tags/v}" ./
          mkdir gitea
          mv gitea*.tgz gitea/
          curl --fail --location --output gitea/index.yaml --silent --show-error https://dl.gitea.com/charts/index.yaml
          helm repo index gitea/ --url https://dl.gitea.com/charts --merge gitea/index.yaml
          # push to dockerhub
          echo ${{ secrets.DOCKER_CHARTS_PASSWORD }} | helm registry login -u ${{ secrets.DOCKER_CHARTS_USERNAME }} registry-1.docker.io --password-stdin
          helm push gitea/gitea-${GITHUB_REF#refs/tags/v}.tgz oci://registry-1.docker.io/giteacharts
          helm registry logout registry-1.docker.io

      - name: Copy files to Cloudflare R2
        env:
          AWS_ACCESS_KEY_ID: ${{ secrets.CLOUDFLARE_R2_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.CLOUDFLARE_R2_SECRET_ACCESS_KEY }}
          AWS_DEFAULT_REGION: auto
          CLOUDFLARE_R2_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_R2_ACCOUNT_ID }}
          CLOUDFLARE_R2_BUCKET: ${{ secrets.CLOUDFLARE_R2_BUCKET }}
        run: |
          aws s3 sync gitea/ s3://${CLOUDFLARE_R2_BUCKET}/charts/ --endpoint-url https://${CLOUDFLARE_R2_ACCOUNT_ID}.r2.cloudflarestorage.com

  release-gitea:
    needs: generate-chart-publish
    runs-on: ubuntu-latest
    container: docker.io/thegeeklab/git-sv:2.1.3
    steps:
      - name: install tools
        run: |
          apk add -q --update --no-cache nodejs
      - uses: actions/checkout@v7.0.0
        with:
          fetch-tags: true
          fetch-depth: 0

      - name: Create changelog
        run: |
          git sv current-version
          git sv release-notes -t ${GITHUB_REF#refs/tags/} -o CHANGELOG.md
          sed -i '1,2d' CHANGELOG.md # remove version
          cat CHANGELOG.md

      - name: Release
        uses: https://github.com/akkuman/gitea-release-action@v1
        with:
          body_path: CHANGELOG.md
          token: "${{ secrets.RELEASE_TOKEN }}"