#!/bin/sh

gcb() {
  result=$(git branch -a --color=always | grep -v '/HEAD\s' | sort |
    fzf --height 50% --border --ansi --tac --preview-window right:70% \
      --preview 'git log --oneline --graph --date=short --pretty="format:%C(auto)%cd %h%d %s" $(sed s/^..// <<< {} | cut -d" " -f1) | head -'$LINES |
    sed 's/^..//' | cut -d' ' -f1)

  if [[ $result != "" ]]; then
    if [[ $result == remotes/* ]]; then
      git checkout --track $(echo $result | sed 's#remotes/##')
    else
      git checkout "$result"
    fi
  fi
}

gcb