How to change cursor style about zephyr HOT 1 CLOSED

function update-cursor-style {
  [[ $TERM = xterm* ]] || return

  local cur_block=$'\e[2 q'
  local cur_line=$'\e[6 q'

  if bindkey -lL main | grep viins > /dev/null; then
    # vi-mode
    case $KEYMAP in
      vicmd)      printf $cur_block;;
      viins|main) printf $cur_line;;
    esac
  else
    # emacs mode
    printf $cur_line
  fi
}
zle -N update-cursor-style

function zle-line-init {
  (( ! $+terminfo[smkx] )) || echoti smkx
  zle update-cursor-style
}
zle -N zle-line-init