git-polite

#!/usr/bin/env bash

findconvicts() {
    echo "Choose your co-authors:"
    usualsuspects=~/.gitco_suspects
    suspects="$PWD/.suspects"
    convicts=$(cat $usualsuspects "$suspects" <(git shortlog -sne --all | cut  -f 2 | grep -v "$(git config user.name) <$(git config user.email)>" | head -n 5) 2>/dev/null | grep "\S" | sort -dut\< -k2,2 | sort | gum choose --no-limit | sed 's/^/Co-authored-by: /')
}
  # Check provided arguments
  while getopts "am:" flag; do
    case "$flag" in
      a) git add --all ;;
      m) summary="$OPTARG" ;;
      *) exit 0 ;;
    esac
  done

  # If no summary has been provied assume interactive mode
  if [ -z "$summary" ]; then
    summary=$(gum input --prompt "Summary > " --placeholder "Summary of this change")
    echo "Description of changes (CTRL+D to finish)"
    description=$(gum write --placeholder "Details of this change (CTRL+D to finish)" --show-line-numbers)
  fi

  # Always suggest adding co-authors
  findconvicts
 
  # Confirm the commit
  gum confirm "Commit the changes?" && git commit -m "$summary

$description

$convicts"

exit 0