.functions

is_in_git_repo() {
  git rev-parse HEAD > /dev/null 2>&1
}

glh() {
  is_in_git_repo || return
  git log --date=short --format="%C(green)%C(bold)%cd %C(auto)%h%d %s (%an)" --graph --color=always -- $1 |
  fzf --ansi --no-sort --reverse --multi --bind 'ctrl-s:toggle-sort' \
    --header 'Press CTRL-S to toggle sort' \
    --preview 'grep -o "[a-f0-9]\{7,\}" <<< {} | xargs git show --color=always | head -'$LINES |
  grep -o "[a-f0-9]\{7,\}"
}

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

_fzf_compgen_dir() {
  fd --type d --hidden --follow --exclude ".git" . "$1"
}

_fzf_compgen_path() {
  fd --hidden --follow --exclude ".git" . "$1"
}

gg() {
  if [ -n "$1" ]; then
     STEELVIM_MODE=git STEELVIM_GIT_CWD="$1" nvim
  else
     STEELVIM_MODE=git nvim
  fi
}

n() {
    # Block nesting of nnn in subshells
    [ "${NNNLVL:-0}" -eq 0 ] || {
        echo "nnn is already running"
        return
    }

    # The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
    # If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
    # see. To cd on quit only on ^G, remove the "export" and make sure not to
    # use a custom path, i.e. set NNN_TMPFILE *exactly* as follows:
    #      NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"
    export NNN_TMPFILE="${XDG_CONFIG_HOME:-$HOME/.config}/nnn/.lastd"

    # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
    # stty start undef
    # stty stop undef
    # stty lwrap undef
    # stty lnext undef

    # The command builtin allows one to alias nnn to n, if desired, without
    # making an infinitely recursive alias
    command nnn -eHao "$@"

    [ ! -f "$NNN_TMPFILE" ] || {
        . "$NNN_TMPFILE"
        rm -f "$NNN_TMPFILE" > /dev/null
    }
}