upstream.yml

# Edited https://github.com/PrismarineTeam/PrismarineManager
name: Scheduled Upstream (1.19)

on:
  push:
    branches:
      - main
  workflow_dispatch:
  schedule:
    - cron: "*/20 * * * *"

env:
  paper: PaperMC/Paper # Paper Repo
  pris: KPaperMC/KPaper  # Publish Repo

  papb: master # Paper Branch
  prib: main # Publish Branch

jobs:
  check:
    name: Check Upstreams
    if: "!startsWith(github.event.commits[0].message, '[CI-Skip]')"
    runs-on: ubuntu-20.04
    outputs:
      upstream: ${{ steps.check-paper.outputs.upstream }}
      paper: ${{ steps.check-paper.outputs.paper }}
      before: ${{ steps.check-paper.outputs.before }}

    steps:
      - name: Checkout action
        uses: actions/checkout@main

      - name: Clone Repository
        run: |
          git clone --recursive -b ${{ env.prib }} https://github.com/${{ env.pris }}.git

      - name: Check Paper commit
        id: check-paper
        run: |
          upstream=$(git ls-remote https://github.com/${{ env.paper }} | grep heads/${{ env.papb }} | cut -f 1)
          current=$(cat KPaper/gradle.properties | grep paperRef | sed 's/paperRef=//')
          if [ "$current" != "$upstream" ]; then paper=true; else paper=false; fi
          echo "::set-output name=paper::$paper"
          echo "::set-output name=before::$current"
          echo "::set-output name=upstream::$upstream"
          echo "Current Paper commit: $current / Latest Paper commit: $upstream"
          echo "Need upstream: $paper"

  upstream-paper:
    name: Upstream Paper
    runs-on: ubuntu-20.04
    needs: [check]
    if: needs.check.outputs.paper == 'true'
    steps:
      - name: Checkout action
        uses: actions/checkout@main

      - name: Setup java
        uses: actions/setup-java@main
        with:
          distribution: temurin
          java-version: 17.0.3

      - name: Configure Git
        run: git config --global user.email "norhu1130@naver.com" && git config --global user.name "norhu1130"
        
      - name: Clone Repository
        run: git clone --recursive -b ${{ env.prib }} https://github.com/${{ env.pris }}.git

      - name: Update Upstream
        run: |
          cd KPaper
          sed -i 's/paperRef=.*/paperRef='"${{ needs.check.outputs.upstream }}"'/' gradle.properties
          ./gradlew applyPatches --stacktrace
      
      - name: Rebuild Patches
        run: | 
          cd KPaper
          ./gradlew rebuildPatches

      - name: Commit Changes
        run: |
          cd KPaper
          git config --global user.email "actions@github.com" && git config --global user.name "Github Actions"

          commit=$(curl -H "Accept: application/vnd.github.v3+json" https://api.github.com/repos/${{ env.paper }}/compare/${{ needs.check.outputs.before }}...HEAD | jq -r '.commits[] | "\n${{ env.paper }}@\(.sha[:7]) \(.commit.message | split("\r\n")[0] | split("\n")[0])"')

          log="Updated Upstream (Paper)\n\nUpstream has released updates that appear to apply and compile correctly\n\nPaper Changes:\n$commit"
          git add .
          echo -e "$log" | git commit -F -

      - name: Push changes
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.PUSH_TOKEN }}
          directory: ./KPaper
          repository: KPaperMC/KPaper