local utils = require("utils.lua")

local LAST_USED = os.time()

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
            end
        end
    end
end

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

function 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(Cast(basalt_code))
        file.close()

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

return {
    UpdateChecker,
    GetBasalt
}