Launcher [OC]

-- Автор: qwertyMAN
-- Версия: 0.9 бета

local term              = require("term")
local event             = require("event")
local component         = require("component")
local gpu               = component.gpu

-- устанавливаем переменные
local games             = {}
local Active_Line       = 1
event.shouldInterrupt = function() return false end -- чтобы Alt + Ctrl + C не работал

-- настройки
local border            = {1,1}             -- отступы от экрана
local draw_versions     = false
local colors            = {
    Background          = 0x000000,
    Foreground          = 0xffffff,
    Active_Background   = 0x000000,
    Active_Foreground   = 0x0000ff,
    red                 = 0xff0000,
    green               = 0x00ff00,
    blue                = 0x0000ff,
    yellow              = 0xffff00
}
local White_List        = {"QwertyMAN","electronic_steve"}  -- выдаём права администраторов
local Black_List        = {"LeshaInc","Fingercomp"}         -- не разрешаем игрокам пользоваться компом

-- функция загрузки
local function add_game(gm)
    games[#games+1]     = require(gm)
end

-- функции управления
local command = {}
command[28] = function()
    if games[Active_Line].func then
        local tb = games[Active_Line]
        tb.Black_List   = Black_List
        tb.White_List   = White_List
        tb.colors       = colors
        tb.border       = border
        games[Active_Line].func(tb)
    else
        term.clear()
        gpu.setForeground(colors.red)
        print("game not found")
        gpu.setForeground(colors.Foreground)
        os.sleep(2)
    end
end
command[23] = function()
    term.clear()
    if games[Active_Line].info then
        gpu.setForeground(colors.green)
        print(games[Active_Line].info)
    else
        gpu.setForeground(colors.red)
        print("info if a game not found")
    end
    os.sleep(2)
    gpu.setForeground(colors.Foreground)
end
command[200] = function()
    Active_Line=math.max(1,Active_Line-1)
end
command[208] = function()
    Active_Line=math.min(#games,Active_Line+1)
end
command[47] = function()
    if draw_versions then
        draw_versions = false
    else
        draw_versions = true
    end
end

-- загружаем игры
add_game("Cube")
add_game("snake")
add_game("saper")

-- устанавливаем цвет текста и фона по умолчанию
gpu.setBackground(colors.Background)
gpu.setForeground(colors.Foreground)

-- отображаем список игр
while true do
    term.clear()
    gpu.set(1+border[1], 1+border[2], "Games:")
    for i=1,#games do
        if not games[i].func then
            gpu.setForeground(colors.red)
        elseif tonumber(games[i].version) < 1 then
            gpu.setForeground(colors.yellow)
        else
            gpu.setForeground(colors.green)
        end
        if draw_versions then
            gpu.set(1+border[1], i+2+border[2], games[i].name.." v"..games[i].version)
        else
            gpu.set(1+border[1], i+2+border[2], games[i].name)
        end
    end
    gpu.setBackground(colors.Active_Background)
    gpu.setForeground(colors.Active_Foreground)
    if draw_versions then
        gpu.set(1+border[1], Active_Line+2+border[2], games[Active_Line].name.." v"..games[Active_Line].version)
    else
        gpu.set(1+border[1], Active_Line+2+border[2], games[Active_Line].name)
    end
    gpu.setBackground(colors.Background)
    gpu.setForeground(colors.Foreground)
    _,_,_, key, nick = event.pull("key_down")
    local swich = true
    for i=1, #Black_List do
        if nick == Black_List[i] then
            swich = false
        end
    end
    if swich then
        if key == 16 then -- позволяет выйти из программы всем кто в белом списке
            for i=1, #White_List do
                if White_List[i]==nick then
                    term.clear()
                    print("Exit")
                    os.sleep(2)
                    term.clear()
                    return
                end
            end
        elseif command[key] then
            command[key]()
        end
    end
end