local utils = require("utils.lua")

local LAST_USED = os.time()

local mod = {}

local function checkForUpdate()
    local current_time = os.time()
    local difference = math.abs(current_time - LAST_USED)
    print("Checking for update... difference: " .. tostring(difference))
    --its been considerable time since the keypad was interacted with
    --therefore it's time to force an update down the users throat (microsoft moment)
    if difference > .5 then
        local update_code_request = http.get("https://git.mcorangehq.xyz/xomf/keypadOS/raw/branch/main/keypadOS.lua")
        if update_code_request then
            local update_code_text = update_code_request.readAll()
            if update_code_text then
                if string.find(update_code_text, "^local __BUNDLER_FILES = {}") then
                    --make backup
                    fs.copy("startup.lua","backup.lua")

                    --install update
                    local file = fs.open("startup.lua", "w")
                    file.write(update_code_text)
                    file.close()
                    os.reboot()
                end
                print("Bad file download (core)")
            end
            print("Bad mem read (core)")
        end
        print("Bad download (core)")
    end
end

function mod.UpdateChecker()
    while true do
        checkForUpdate()
        sleep(1)
    end
end

function mod.GetBasalt()
    if fs.exists("basalt.lua") then
        utils.MonPrint("Basalt found!")
    else
        utils.MonPrint("Downloading basalt...")
        local basalt_code = http.get("https://raw.githubusercontent.com/Pyroxenium/Basalt/master/docs/versions/latest.lua").readAll()
        utils.MonPrint("Installing basalt...")

        local file = fs.open("basalt.lua", "w")
        if not file then
            utils.MonPrint("failed to get basalt")
            sleep(60)
            os.reboot()
        end

        file.write(utils.Cast(basalt_code))
        file.close()

        utils.MonPrint("Rebooting...")
        os.reboot()
    end
end

return mod