CC InvPaste

local pim = peripheral.wrap("pim_1")
local mon = peripheral.wrap("monitor_71")

--Don't change anything below this line

if (not fs.exists("invjson")) then
    shell.run("pastebin", "get", "4nRg9CHU", "invjson")
end
os.loadAPI("invjson")

local lastPlayer

function renderBottom(_color)
    mon.setBackgroundColor(_color)
    _x, _y = mon.getSize()
    for x = 1, _x, 1 do
        mon.setCursorPos(x, _y)
        mon.write(" ")
    end
    mon.setBackgroundColor(colors.black)
end

function playerOn()
    event, lastPlayer, side = os.pullEvent("player_on")
end

function playerOff()
    event, side = os.pullEvent("player_off")
    lastPlayer = nil
end

function paste()
    pasteObject = {}
    pasteObject.player = lastPlayer
    pasteObject.items = {}
    for i = 1, pim.getInventorySize(), 1 do
        pasteObject.items[""..i] = pim.getStackInSlot(i)
        if (i % 2 == 1) then
            renderBottom(colors.cyan)
        else
            renderBottom(colors.blue)
        end
    end
    --print(invjson.encode(pasteObject.items[""..1]))
    --print(invjson.encode(pasteObject))
    sName = "invpaste"
    sText = invjson.encode(pasteObject)
    key = "0ec2eb25b6166c0c27a394ae118ad829"
    response, arg0, arg1 = http.post(
        "https://pastebin.com/api/api_post.php",
        "api_option=paste&"..
        "api_dev_key="..key.."&"..
        "api_paste_format=lua&"..
        "api_paste_name="..textutils.urlEncode(sName).."&"..
        "api_paste_code="..textutils.urlEncode(sText)
    )
    if response then
        print("Success")
        sResponse = response.readAll()
        response.close()

        sCode = string.match(sResponse, "[^/]+$")
        print(sCode)
        mon.setCursorPos(1,1)
        mon.write(sCode)
        renderBottom(colors.lime)
    else
        printError("Failed")
        mon.setCursorPos(1,1)
        mon.write("Upload failed")
        renderBottom(colors.red)
    end
end

mon.setTextScale(2)
mon.clear()
renderBottom(colors.red)
while (true) do
    if (parallel.waitForAny(playerOn, playerOff) == 1) then
        mon.clear()
        renderBottom(colors.cyan)
        if (parallel.waitForAny(playerOff, paste) == 1) then
            mon.setCursorPos(1,1)
            mon.write("Don't step off")
            renderBottom(colors.red)
        end
    else
        renderBottom(colors.red)
    end
end