#!/bin/bash

_CR="\e[170D\e[1B"
_E1="\e[1C"
_E2="\e[2C"
_E_RIGHT="\e[70C"
_BOLD="\e[1m"
_BLACK="\e[38;5;0m"
_RED="\e[38;5;1m"
_BLUE="\e[38;5;4m"
_PURPLE="\e[38;5;5m"
_CYAN="\e[38;5;6m"
_BG_RED="\e[48;5;1m"
_RESET="\e[0m"

# _title [string:bg_color] [string:message] [bool:right]
_title() {
  printf "$_CR$_E1$_BOLD$_BLACK$1"
  [[ ! -z $3 ]] && printf "$_E_RIGHT"
  for (( i=0; i<(( 10 - ${#2} / 2 )); i++ ))
  do
    printf " "
  done
  printf "$2"
  for (( i=0; i<(( 10 - ${#2} / 2 )); i++ ))
  do
    printf " "
  done
  (( ${#2} % 2 == 0 )) && printf " "
  printf "$_RESET$_CR"
}

# _shortcut [string:modifier] [string:key] [string:message] [bool:right]
_shortcut() {
  _MODIFIER=$(sed "s|+|\\\e[38;5;1m+\\\e[38;5;5m|g" <<< $1)
  [[ ! -z $4 ]] && printf "$_E_RIGHT"
  printf "$_E2"
  printf "$_PURPLE$_MODIFIER$_RESET"
  [[ ! -z $1 ]] && printf "$_RED+$_RESET"
  printf "$_CYAN$2$_RESET"
  printf  " $3"
  printf "$_CR"
}

_move() {
  printf "\e[$1;$2H"
}

tput civis
clear

_title "\e[48;5;063m" "Windows"
_shortcut "" "-" "Decrease size"
_shortcut "" "+" "Increase size"
_shortcut "Ctrl" "Arrow" "Navigate"
_shortcut "Ctrl+w" "q" "Quit"
_shortcut "Ctrl+w" "v" "Vertical split"
_shortcut "Ctrl+w" "s" "Horizontal split"
_shortcut "Ctrl+w" "x" "Exchange withnext one"
_shortcut "Ctrl+w" "=" "Reset resizing"


_title "\e[48;5;035m" "Buffer"
_shortcut "" "Tab" "Cycle buffer"

_title "\e[48;5;191m" "tab (:tabxxx)"
_shortcut "Shift" "Tab" "Cycle tables"
_shortcut "Shift" "tn" "New Table"
_shortcut "Leader" "tc" "Close tab"

_title "\e[48;5;170m" "No Highlight"
_shortcut "Leader" "nh" "Remove search highlight"

_title "\e[48;5;092m" "Normal mode"
_shortcut "" "w" "Move by word"
_shortcut "" "0" "Move begin of line"
_shortcut "" "$" "Move end of line"
_shortcut "" "gg" "Move begin of buffer"
_shortcut "" "G" "Move end of buffer"

_title "\e[48;5;204m" "Visual mode"

_title "\e[48;5;214m" "not finished yet"

read -n 1 -s