#!/usr/bin/env ruby

# https://developer.valvesoftware.com/wiki/Bind
# https://developer.valvesoftware.com/wiki/List_of_L4D2_Cvars

keys = [
  {
    ingame: 'escape',
    short: 'ESC',
    title: 'Escape',
    keycap: 'ESC',
  },
  {
    ingame: 'tab',
    short: 'TAB',
    title: 'Tabulator',
    keycap: '↹',
  },
  {
    ingame: 'capslock',
    short: 'CAPS',
    title: 'Capslock',
    keycap: '⇪',
  },
  {
    ingame: 'shift',
    short: 'SFT',
    title: 'Shift',
    keycap: '⇧',
  },
  {
    ingame: 'ctrl',
    short: 'CTL',
    title: 'Control',
    keycap: 'CTL',
  },
  {
    ingame: 'alt',
    short: 'ALT',
    title: 'ALT',
    keycap: 'ALT',
  },
  {
    ingame: 'space',
    short: 'SPC',
    title: 'Space',
    keycap: 'SPACE',
  },
  {
    ingame: 'backspace',
    short: 'BSP',
    title: 'Backspace',
    keycap: '⇦',
  },
  {
    ingame: 'enter',
    short: 'ENT',
    title: 'Enter',
    keycap: '↵',
  },
  {
    ingame: 'semicolon',
    short: ';',
    title: 'Semicolon',
    keycap: ';',
  },
  {
    ingame: 'lwin',
    short: 'LWIN',
    title: 'Left Super',
    keycap: '⊞',
  },
  {
    ingame: 'rwin',
    short: 'RWIN',
    title: 'Right Super',
    keycap: '⊞',
  },
  {
    ingame: 'apps',
    short: 'MENU',
    title: 'Menu',
    keycap: '≡',
  },
  {
    ingame: 'numlock',
    short: 'NUM',
    title: 'Numlock',
    keycap: 'NUM',
  },
  {
    ingame: 'scrolllock',
    short: 'SCR',
    title: 'Scrollock',
    keycap: 'SCR',
  },
  {
    ingame: 'uparrow',
    short: 'ARU',
    title: 'Arrow Up',
    keycap: '↑',
  },
  {
    ingame: 'downarrow',
    short: 'ARD',
    title: 'Arrow Down',
    keycap: '↓',
  },
  {
    ingame: 'leftarrow',
    short: 'ARL',
    title: 'Arrow Left',
    keycap: '←',
  },
  {
    ingame: 'rightarrow',
    short: 'ARR',
    title: 'Arrow Right',
    keycap: '→',
  },
  {
    ingame: 'ins',
    short: 'INS',
    title: 'Insert',
    keycap: 'INS',
  },
  {
    ingame: 'del',
    short: 'DEL',
    title: 'Delete',
    keycap: 'DEL',
  },
  {
    ingame: 'pgdn',
    short: 'PGD',
    title: 'Page Down',
    keycap: '⇣',
  },
  {
    ingame: 'pgup',
    short: 'PGU',
    title: 'Page Up',
    keycap: '⇡',
  },
  {
    ingame: 'home',
    short: 'HOM',
    title: 'Home',
    keycap: '⌂',
  },
  {
    ingame: 'end',
    short: 'END',
    title: 'End',
    keycap: '⇥',
  },
  {
    ingame: 'pause',
    short: 'PAU',
    title: 'Pause',
    keycap: '⏸',
  },
  {
    ingame: 'kp_end',
    short: 'N1',
    title: 'Keypad 1 (End)',
    keycap: '1',
  },
  {
    ingame: 'kp_downarrow',
    short: 'N2',
    title: 'Keypad 2 (Arrow Down)',
    keycap: '2',
  },
  {
    ingame: 'kp_pgdn',
    short: 'N3',
    title: 'Keypad 3 (Page Down)',
    keycap: '3',
  },
  {
    ingame: 'kp_leftarrow',
    short: 'N4',
    title: 'Keypad 4 (Arrow Left)',
    keycap: '4',
  },
  {
    ingame: 'kp_5',
    short: 'N5',
    title: 'Keypad 5',
    keycap: '5',
  },
  {
    ingame: 'kp_rightarrow',
    short: 'N6',
    title: 'Keypad 6 (Arrow Right)',
    keycap: '6',
  },
  {
    ingame: 'kp_home',
    short: 'N7',
    title: 'Keypad 7 (Home)',
    keycap: '7',
  },
  {
    ingame: 'kp_uparrow',
    short: 'N8',
    title: 'Keypad 8 (Arrow Up)',
    keycap: '8',
  },
  {
    ingame: 'kp_pgup',
    short: 'N9',
    title: 'Keypad 9 (Page Up)',
    keycap: '9',
  },
  {
    ingame: 'kp_enter',
    short: 'NENT',
    title: 'Keypad Enter',
    keycap: '↵',
  },
  {
    ingame: 'kp_ins',
    short: 'NINS',
    title: 'Keypad 0',
    keycap: '0',
  },
  {
    ingame: 'kp_del',
    short: 'NDEL',
    title: 'Keypad .',
    keycap: '.',
  },
  {
    ingame: 'kp_slash',
    short: 'NSL',
    title: 'Keypad /',
    keycap: '/',
  },
  {
    ingame: 'kp_multiply',
    short: 'NMUL',
    title: 'Keypad *',
    keycap: '*',
  },
  {
    ingame: 'kp_minus',
    short: 'NMIN',
    title: 'Keypad -',
    keycap: '-',
  },
  {
    ingame: 'kp_plus',
    short: 'NPLS',
    title: 'Keypad +',
    keycap: '+',
  },
  {
    ingame: 'mwheeldown',
    short: 'WLD',
    title: 'Mousewheel Down',
    keycap: '⇟',
  },
  {
    ingame: 'mwheelup',
    short: 'WLU',
    title: 'Mousewheel Up',
    keycap: '⇞',
  },
  {
    ingame: 'mouse1',
    short: 'M1',
    title: 'Mouse 1',
    keycap: '🖱️1',
  },
  {
    ingame: 'mouse2',
    short: 'M2',
    title: 'Mouse 2',
    keycap: '🖱️2',
  },
  {
    ingame: 'mouse3',
    short: 'M3',
    title: 'Mouse 3',
    keycap: '🖱️3',
  },
  {
    ingame: 'mouse4',
    short: 'M4',
    title: 'Mouse 4',
    keycap: '🖱️4',
  },
  {
    ingame: 'mouse5',
    short: 'M5',
    title: 'Mouse 5',
    keycap: '🖱️5',
  },
]
%(0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZÄÖÜß,.+-*/#^´<>).each_char do |char|
  keys.append({
    ingame: char,
    short: char,
    title: char,
    keycap: char,
  })
end
(1..12).each do |num|
  keys.append({
    ingame: "F#{num}",
    short: "F#{num}",
    title: "Function #{num}",
    keycap: "F#{num}",
  })
end

keycaps = {
  'h1': {
    width: 1,
    points: '-0.44,-0.44 0.44,-0.44 0.44,0.44 -0.44,0.44',
  },
  'h1.25': {
    width: 1.25,
    points: '-0.565,-0.44 0.565,-0.44 0.565,0.44 -0.565,0.44',
  },
  'h1.5': {
    width: 1.5,
    points: '-0.69,-0.44 0.69,-0.44 0.69,0.44 -0.69,0.44',
  },
  'h1.75': {
    width: 1.75,
    points: '-0.815,-0.44 0.815,-0.44 0.815,0.44 -0.815,0.44',
  },
  'h2': {
    width: 2,
    points: '-0.94,-0.44 0.94,-0.44 0.94,0.44 -0.94,0.44',
  },
  'h2.5': {
    width: 2.5,
    points: '-1.19,-0.44 1.19,-0.44 1.19,0.44 -1.19,0.44',
  },
  'h2.75': {
    width: 2.75,
    points: '-1.315,-0.44 1.315,-0.44 1.315,0.44 -1.315,0.44',
  },
  'h6.5': {
    width: 6.5,
    points: '-3.19,-0.44 3.19,-0.44 3.19,0.44 -3.19,0.44',
  },
  'v2': {
    width: 1,
    points: '-0.44,-0.44 0.44,-0.44 0.44,1.44 -0.44,1.44',
  },
  'enter_iso': {
    width: 1.5,
    points: '-0.69,-0.44 0.69,-0.44 0.69,1.44 -0.44,1.44 -0.44,0.44  -0.69,0.44',
  },
}

keyboard = {
  0    => 'ESC :1 F1 F2 F3 F4 :.5 F5 F6 F7 F8 :.5 F9 F10 F11 F12                         :.25 PNT ROL PAU',
  1.25 => '^ 1 2 3 4 5 6 7 8 9 0 ß ´ BSP:h2                                              :.25 INS HOM PGU :.25 NUM / * -',
  2.25 => 'TAB:h1.5 Q W E R T Z U I O P Ü + ENT:enter_iso                                :.25 DEL END PGD :.25   7 8 9 +:v2',
  3.25 => 'CAPS:h1.75 A S D F G H J K L Ö Ä # :1.25                                      :.25 :1  :1  :1  :.25   4 5 6',
  4.25 => 'SFT:h1.25 < Y X C V B N M , . - SFT:h2.75                                     :.25 :1  ARU :1  :.25   1 2 3 ENT:v2',
  5.25 => 'CTL:h1.25 LWIN:h1.25 ALT:h1.25 SPC:h6.5 AGR:h1.25 RWIN:h1.25 MENU CTL:h1.25   :.25 ARL ARD ARR :.25   0:h2 DEL'
}

keyboard_keys = []
total_h = 0
total_v = 0

keyboard.each do |row_v, row_text|
  row_h = 0
  row_text.split.each do |element|
    if element.start_with? ':'
      row_h += element[1..].to_f
    else
      short, keycap = element.split(':')
      key = keys.find{|k| k[:short] == short}
      keycap ||= :h1
      keyboard_keys.append({
        is_known: !!key,
        label: key ? key[:keycap] : short,
        keycap: keycap,
        x: row_h + keycaps[keycap.to_sym][:width]/2.0,
        y: 0.5 + row_v,
      })
      row_h += keycaps[keycap.to_sym][:width]
    end
  end
  total_h = [total_h, row_h].max
  total_v = [total_v, row_v].max
end

require "erb"
html = ERB.new(File.read(File.join(__dir__, 'keyboard.erb'))).result_with_hash({keys: keyboard_keys, total_h: total_h, total_v: total_v+1})
File.write(File.join(__dir__, 'keyboard.html'), html)