name: Sync maintainers

# Script connects to the contacts database once per hour and updates BOARD_MAINTAINER property in the board config files.
# If there are any changes, it opens a Pull Request
#
# spdx-id: GPL-2.0-or-later
# copyright-owner: @igorpecovnik

on:
  schedule:
    - cron: "0 * * * *"
  workflow_dispatch:

jobs:

  Build:
    name: "Maintainers sync"
    runs-on: ubuntu-latest
    if: ${{ github.repository_owner == 'armbian' }}
    steps:

      - name: "Checkout build repo"
        uses: actions/checkout@v6
        with:
          repository: armbian/build
          ref:  main
          fetch-depth: 0
          clean: false

      - name: "Install SSH key for storage"
        uses: shimataro/ssh-key-action@v2
        with:
          key: ${{ secrets.KEY_UPLOAD }}
          known_hosts: ${{ secrets.KNOWN_HOSTS_ARMBIAN_UPLOAD }}
          if_key_exists: replace

      - name: "Download JSON file"
        run: |

          # download json that is prepared in https://github.com/armbian/armbian.github.io
          curl -o /tmp/armbian_maintainers.json https://github.armbian.com/maintainers.json

      - name: "Update maintainers"
        run: |

          # reset all maintainers so we generate from scratch
          sed -i "s/BOARD_MAINTAINER.*/BOARD_MAINTAINER=\"\"/" config/boards/*.{conf,wip,eos,tvb}

          # extract values fron JSON
          declare -A MAINTAINERS
          {
            # By default, bash run the pipe command in subshells
            # which make variable can't be assigned to.
            # And yes, lastpipe can solve it
            # But this is better.
            while read -r i; do
              NAME="$(echo "$i" | jq --raw-output '.First_Name')"
              BOARD="$(echo "$i" | jq --raw-output '.Maintaining')"
              MAINTAINER_GITHUB="$(echo "$i" | jq --raw-output '.Github' | cut -d"/" -f4)"
              if [[ "$BOARD" != null && "$MAINTAINER_GITHUB" != null ]]; then
                echo "- [$NAME](https://github.com/${MAINTAINER_GITHUB})"
                while read -r i; do
                  echo -e "  - $i"
                  MAINTAINERS["$i"]+="$MAINTAINER_GITHUB "
                done < <( echo "$BOARD" | sed "s/,/\n/g" | sort -u )
              fi
            done < <(jq -c '.[]' /tmp/armbian_maintainers.json)

            for cfg in config/boards/*.{conf,wip,csc,eos,tvb}; do
              board_name="$(echo "${cfg##*/}" | sed -E 's/\..*//')"
              declare -a maintainers
              readarray -t maintainers < <(echo "${MAINTAINERS[${board_name}]}" | xargs -n1 | sort -u)
              sed -i "s/BOARD_MAINTAINER=.*/BOARD_MAINTAINER=\"${maintainers[*]}\"/" "${cfg}"
            done
          } >> "$GITHUB_STEP_SUMMARY"

      - name: "Mark csc for no maintainer"
        run: |

          grep BOARD_MAINTAINER=\"\" config/boards/*.{wip,conf} | cut -d":" -f1 |
            while read -r line; do
              if [[ "${line}" != "${line/.conf/.csc}" ]]; then
                mv -v "$line" "${line/.conf/.csc}"
              fi
              if [[ "${line}" != "${line/.wip/.csc}" ]]; then
                mv -v "$line" "${line/.wip/.csc}"
              fi
            done

      - name: "Re-generate CODEOWNERS"
        run: |

          ./.github/generate_CODEOWNERS.sh

      - name: Create Pull Request
        id: cpr
        uses: peter-evans/create-pull-request@v8
        with:
          token: ${{ secrets.GITHUB_TOKEN }}
          commit-message: '`Automatic` board configs status synchronise'
          signoff: false
          branch: update-maintainers
          delete-branch: true
          title: '`Automatic` board configs status synchronise'
          body: |
            Update maintainers and board status

            - synced status from the database
            - rename to .`csc` where we don't have anyone

            If you want to become a board maintainer, [adjust data here](https://www.armbian.com/update-data/).

            Ref:
              - [Board Maintainers Procedures and Guidelines](https://docs.armbian.com/Board_Maintainers_Procedures_and_Guidelines/)
              - [Contribute](https://docs.armbian.com/Process_Contribute/)

          labels: |
            Work in progress
          #assignees: igorpecovnik
          #reviewers: Must be org collaborator
          draft: false