on:
  workflow_dispatch:

  schedule:
    - cron: '@hourly'

jobs:
  mirror-main:
    name: Mirror main apks downstream
    runs-on: x86_64
    container:
      image: alpine:latest
    env:
      upstream: https://dl-cdn.alpinelinux.org/alpine/edge/main
      downstream: https://ayakael.net/api/packages/alpine/alpine/edge/main
    steps:
      - name: Environment setup
        run: apk add grep coreutils gawk curl
      - name: Fetch info from upstream
        run: |
          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $upstream update
          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $upstream list | grep -v installed | awk '{print $1, $2}' | sort > upstream
      - name: Fetch info from downstream
        run: |
          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $downstream update || true
          apk --allow-untrusted --update-cache --repositories-file /dev/null --repository $downstream list | grep -v installed | awk '{print $1, $2}' | sort > downstream
      - name: Missing apks detection
        run: |
          comm -23 upstream downstream | awk '{print $1}' > missing
          echo "Missing apks:"
          cat missing
      - name: Send missing packages downstream
        run: |
          while read pkgs; do
            echo "Sending $pkgs"
            wget $upstream/x86_64/$pkgs.apk
            curl --user ${{ vars.CODE_FORGEJO_USER }}:${{ secrets.CODE_FORGEJO_TOKEN }} --upload-file $pkgs.apk $downstream
            rm $pkgs.apk
          done < missing