name: Generate sing-box routing rules

on:
  workflow_dispatch:
    inputs:
      PRE_RELEASE:
        description: "Set as pre-release"
        required: false
        type: boolean
        default: false
  schedule:
    - cron: "50 4 * * *"

jobs:
  build:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout Iran-sing-box-rules repository
        uses: actions/checkout@v4

      - name: Checkout sing-geoip repository
        uses: actions/checkout@v4
        with:
          repository: Chocolate4U/sing-geoip
          path: sing-geoip

      - name: Checkout sing-geosite repository
        uses: actions/checkout@v4
        with:
          repository: Chocolate4U/sing-geosite
          path: sing-geosite

      - name: Setup Go
        uses: actions/setup-go@v5
        with:
          go-version: "1.22"
          cache-dependency-path: sing-geoip/go.sum

      - name: Set ENV variables
        run: |
          echo "RELEASE_NAME=$(date +%Y%m%d%H%M)" >> $GITHUB_ENV
          echo "TAG_NAME=$(date +%Y%m%d%H%M)" >> $GITHUB_ENV
          echo "RELEASE_DATE=$(date +'%A %F %T %Z')" >> $GITHUB_ENV

      - name: Create release and rule-set directories
        run: mkdir release rule-set

      - name: Generate geoip.db file
        run: |
          cd sing-geoip
          mkdir rule-set
          go run -v .
          mv *.db ../release
          cp -a rule-set/. ../rule-set

      - name: Generate geosite.db file
        run: |
          cd sing-geosite
          mkdir rule-set
          go run -v .
          mv *.db ../release
          cp -a rule-set/. ../rule-set

      - name: Generate sha256sum
        run: |
          sha256sum release/geoip.db > release/geoip.db.sha256sum
          sha256sum release/geoip-lite.db > release/geoip-lite.db.sha256sum
          sha256sum release/geosite.db > release/geosite.db.sha256sum
          sha256sum release/geosite-lite.db > release/geosite-lite.db.sha256sum
          sha256sum release/security-ip.db > release/security-ip.db.sha256sum
          sha256sum release/security.db > release/security.db.sha256sum
          sha256sum release/geoip-services.db > release/geoip-services.db.sha256sum

      - name: Generate Release Notes
        run: |
          echo "* Updated on ${{ env.RELEASE_DATE }}" > RELEASE_NOTES

      - name: Push assets to release branch
        if: ${{ !inputs.PRE_RELEASE }}
        run: |
          cd release || exit 1
          git init
          git config --local user.name "github-actions[bot]"
          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git checkout -b release
          git add .
          git commit -m "${{ env.RELEASE_NAME }}"
          git remote add origin "https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}"
          git push -f origin release

      - name: Push rule sets to rule-set branch
        if: ${{ !inputs.PRE_RELEASE }}
        run: |
          cd rule-set || exit 1
          git init
          git config --local user.name "github-actions[bot]"
          git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
          git checkout -b rule-set
          git add .
          git commit -m "${{ env.RELEASE_NAME }}"
          git remote add origin "https://${{ github.actor }}:${{ secrets.GITHUB_TOKEN }}@github.com/${{ github.repository }}"
          git push -f origin rule-set

      - name: Purge jsDelivr CDN cache - release
        if: ${{ !inputs.PRE_RELEASE }}
        run: |
          cd release || exit 1
          for file in $(ls); do
            curl -i "https://purge.jsdelivr.net/gh/${{ github.repository }}@release/${file}"
          done
      
      - name: Purge jsDelivr CDN cache - rule-set
        if: ${{ !inputs.PRE_RELEASE }}
        run: |
          cd rule-set || exit 1
          for file in $(ls); do
            curl -i "https://purge.jsdelivr.net/gh/${{ github.repository }}@rule-set/${file}"
          done

      - name: Release and upload assets
        uses: softprops/action-gh-release@v2
        with:
          name: ${{ env.RELEASE_NAME }}
          tag_name: ${{ env.TAG_NAME }}
          body_path: RELEASE_NOTES
          draft: false
          prerelease: ${{ inputs.PRE_RELEASE }}
          files: ./release/*
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

      - name: Clean older releases
        if: ${{ !inputs.PRE_RELEASE }}
        uses: dev-drprasad/delete-older-releases@v0.3.4
        with:
          keep_latest: 7
          delete_tags: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}