local comp = require("component"); local event = require("event"); local thread = require("thread"); local uc = require("unicode")
local utility = {}

function utility.machine(address)
    machineAddress = comp.get(address)
    if(machineAddress ~= nil) then
        return comp.proxy(machineAddress)
    else
        return nil
    end
end

function utility.getPercent(number)
    return (math.floor(number*1000)/10).."%"
end
  
function utility.time(number) --Returns a given number formatted as  Hours Minutes Seconds
    if number == 0 then return 0 else return math.floor(number/3600).."h "..math.floor((number - math.floor(number/3600)*3600)/60).."min "..(number%60).."s" end
end

function utility.splitNumber(number) --Returns given number formatted as XXX,XXX,XXX
    local formattedNumber = {}
    local string = tostring(math.abs(number))
    local sign = number/math.abs(number)
    for i = 1, #string do
      n = string:sub(i, i)
      formattedNumber[i] = n
      if ((#string-i) % 3 == 0) and (#string-i > 0) then
        formattedNumber[i] = formattedNumber[i] .. ","
      end
    end
    if(sign < 0) then table.insert(formattedNumber, 1, "-") end
    return table.concat(formattedNumber, "")
end

function utility.tier(number)
    local values = {[1] = "LV",
    [2] = "MV",
    [3] = "HV",
    [4] = "EV",
    [5] = "IV",
    [6] = "LuV",
    [7] = "ZPM",
    [8] = "UV",
    [9] = "UHV",
}
return values[number]
end

function utility.exit(key)
    local function processKey(event, address, key, code, player)
        local value = uc.char(key)
        if value == "e" then run = false end
        return false
    end
    event.listen("key_up", processKey)
end

function utility.componentChange(broadcastPort)
    local function sendAddress(event, address, type)
        modem.broadcast(broadcastPort, event, address, type)
    end
    event.listen("component_added", sendAddress)
end

function utility.progressText(current, max)
    return current.."/"..max.."s"
end

function utility.tps()
    local function time()
      local f = io.open("/tmp/TPS","w")
      f:write("test")
      f:close()
      return(require("filesystem").lastModified("/tmp/TPS"))
    end
    local realTimeOld = time()
    os.sleep(1)
    return 20000 / (time() - realTimeOld)
  end

return utility