name: Update repo
on:
  push:
    branches:
    - master
    paths:
    - '.github/workflows/repo-update.yml'
  schedule:
    - cron:  '0,30 0-23 * * *'

jobs:
  update-repo:
    runs-on: ubuntu-latest
    steps:
    - name: Clone repository
      run: |
        git clone https://github.com/termux-pacman/termux-packages.git
        mv termux-packages termux-packages-pacman
    - name: Clone root repository
      run: git clone https://github.com/termux/termux-packages.git
    - name: Update repo
      run: |
        info() {
          echo "==> $1"
        }
        commit() {
          echo "-> $1"
        }
        
        # Edit
        info "Edit"
        cd termux-packages-pacman
        rm -fr */
        cd ../termux-packages
        cp -r * ../termux-packages-pacman
        
        # Get list pkg
        info "Get list pkg"
        cd ../termux-packages-pacman
        list_files=" "
        for i in $(git status -s packages root-packages x11-packages | awk '{print $2}'); do
          dir_sp=(${i//// })
          if [[ ! $(echo "$list_files" | grep " ${dir_sp[0]}/${dir_sp[1]} ") ]]; then
            list_files+="${dir_sp[0]}/${dir_sp[1]} "
          fi
        done
        list_files=($list_files)
        
        # Sort list pkg
        info "Sort list pkg"
        cd ../termux-packages
        declare -A list_values
        list_sort=""
        list_sha=""
        for i in ${list_files[@]}; do
          sha_file=$(git log -n 1 --pretty=format:%H -- $i)
          value="$(git rev-list --count $sha_file)"
          list_values[${value}]=$((${list_values[${value}]}+1))
          list_sort+="${value}-${list_values[${value}]} "
          list_sha+="${sha_file} "
        done
        list_sort=($list_sort)
        list_sha=($list_sha)
        copy_list_sort=($(sort -n <(printf "%s\n" "${list_sort[@]}")))
        search_index() {
          for i in "${!list_sort[@]}"; do
            if [[ "${list_sort[$i]}" = "${1}" ]]; then
              echo "${i}";
            fi
          done
        }
        sort_list_files=""
        for i in ${copy_list_sort[@]}; do
          index=$(search_index "$i")
          if [[ "${i#*-}" = "1" ]]; then
            sort_list_files+=" ${list_sha[$index]}###"
          else
            sort_list_files+="&&"
          fi
          sort_list_files+="${list_files[$index]}"
        done
        
        # Start upload
        info "Start upload"
        cd ../termux-packages-pacman
        needbuild=false
        if $(git log -1 --pretty=%B | grep -q '%needbuild'); then
          needbuild=true
        fi
        git config --global user.name "termux-pacman-bot"
        git config --global user.email "termux-pacman-bot@outlook.com"
        git remote set-url origin "https://termux-pacman-bot:${{ secrets.TOKEN }}@github.com/termux-pacman/termux-packages-pacman.git"
        commit "Update system repo"
        git add .
        git reset packages root-packages x11-packages README.md SECURITY.md repo.json
        {
          git commit -m "Update repo"
          git push origin master
        } || true
        commit "Update repo packages"
        for i in $sort_list_files; do
          i_sp=(${i//###/ })
          commit "    ${i_sp[1]}"
          cd ../termux-packages
          commit_file="$(git show -s --format=%B ${i_sp[0]})"
          cd ../termux-packages-pacman
          git add $(echo ${i_sp[1]} | sed 's/&&/ /g')
          {
            if $needbuild; then
              git commit -m "$(echo $commit_file | sed '/%ci:no-build/d; /\[skip ci\]/d')"
            else
              git commit -m "$commit_file"
            fi
            git push origin master
          } || true
        done