personalComputer

--[[
FILENAME: personalComputer.lua(Startup.lua)
AUTHOR: Donald R. Valverde (Cavious)
VERSION: 1.0-ALPHA
--]]
os.loadAPI("gb_os/api/api_button")

version = "2.0-ALPHA"

position_y = 2 -- for chat

local args = {...}


function drawText(text, xPos, yPos, backgroundColor, fontColor)
    term.setCursorPos(xPos, yPos)
    term.setBackgroundColor(backgroundColor)
    term.setTextColor(fontColor)
    term.write(text)
end

local function clearPart(x1, x2, y)
  term.setCursorPos(x1, y)
  term.write(string.rep(" ", (x2 - x1) + 1))
end

function chatBoxClick()
    term.setCursorPos(2, 16)
    term.setBackgroundColor(colors.gray)
    local input = read()
    clearPart(2,25, 16)
    local outgoing = args[1]..": "..input
    return outgoing
end

function sendToScreen(input)
    local lineCap = 24
    local starting_point = 1

    if(position_y > 14) then
        position_y = 2
        local image = paintutils.loadImage("gb_os/img/image_chatboard")
        paintutils.drawImage(image, 2, 2)

    end
    while(starting_point < input:len()) do
        line = string.sub(input, starting_point, lineCap)
        starting_point = lineCap + 1
        lineCap = lineCap + 24
        term.setCursorPos(2, position_y)
        if(position_y%2 == 1) then
            term.setBackgroundColor(colors.lime)
        else
            term.setBackgroundColor(colors.green)
        end
        term.write(line)
        position_y = position_y + 1
    end

end

function red()
    local buttonList = {}

    local image = paintutils.loadImage("gb_os/img/image_redstone")
    paintutils.drawImage(image, 1, 1)

    local image = paintutils.loadImage("gb_os/img/image_redstone_end")
    paintutils.drawImage(image, 25, 1)

    api_button.createButton(buttonList, "btnDF01", "DF01", colors.white, colors.orange, 4, 4, mainMenu)
    api_button.createButton(buttonList, "btnBack", "Back", colors.white, colors.orange, 2, 18, mainMenu)

    api_button.drawButtons(term, buttonList)

    api_button.runButtonEvent(buttonList, colors.lime, buttonList[id].backgroundColor, "mouse_click")
end

function chat()
    local buttonList = {}

    local image = paintutils.loadImage("gb_os/img/image_chat")
    paintutils.drawImage(image, 1, 1)

    local image = paintutils.loadImage("gb_os/img/image_chat_end")
    paintutils.drawImage(image, 25, 1)

    api_button.createButton(buttonList, "btn_back", "Back", colors.white, colors.orange, 2, 18, mainMenu)

    api_button.drawButtons(term, buttonList)

    state = true

    while(state) do

        local event = {os.pullEvent()}
        if(event[1] == "mouse_click") then
            local xPos = event[3]
            local yPos = event[4]
            for i = 1, #buttonList do
                if(yPos == buttonList[i].yPos and xPos >= buttonList[i].xPos and xPos < (buttonList[i].text:len() + buttonList[i].xPos)) then
                    buttonList[i].backgroundColor = colors.lime
                    api_button.drawButton(term, buttonList, i)
                    os.sleep(0.5)
                    buttonList[i].backgroundColor = colors.green
                    api_button.drawButton(term, buttonList, i)
                    os.sleep(0.5)
                    buttonList[i].funct()
                    if(buttonList[i].id == "btn_back") then
                        state = false
                        position_y = 2
                    end
                end
            end
        end
        if(event[1] == "key") then
            if(event[2] == 28) then
                local input = chatBoxClick()
                sendToScreen(input)
                --sendToServer(input)
            end
        end
    end
end

function mainMenu()

    local buttonList = {}

    term.clear()

    local image = paintutils.loadImage("gb_os/img/image_mainMenu")
    paintutils.drawImage(image, 1, 1)

    drawText("GotBawlz OS", 8, 4, colors.orange, colors.white)
    drawText(version, 15, 18, colors.black, colors.lightBlue)

    api_button.createButton(buttonList, "btn_redstone", "Redstone  Access", colors.lightBlue, colors.green, 5, 7, red)
    api_button.createButton(buttonList, "btn_email", "E-Mail", colors.lightBlue, colors.green, 10, 9, chat)
    api_button.createButton(buttonList, "btn_chat", "Private Chat", colors.lightBlue, colors.green, 7, 11, chat)
    api_button.createButton(buttonList, "btn_options", "Options", colors.lightBlue, colors.green, 10, 13, chat)

    api_button.drawButtons(term, buttonList)

    api_button.runButtonEvent(buttonList, colors.lime, colors.green, "mouse_click")
end

mainMenu()