function CheckNumber(value, base)
  return tonumber(value, base) or 0
end



function Checkint(value)
  return math.round(CheckNumber(value, 10))
end


function Checkbool(value)
  return(value ~= nil and value ~= false)
end


function Checkta2ble(value)
  if type(value) ~= "table" then value = { } end
  return value
end


function Print_r(root)
  if root == nil then return end
  local cache = { [root] = "." }
  local function _dump(t, space, name)
    local temp = { }
    if type(t) == "table" then
      for k, v in pairs(t) do
        local key = tostring(k)
        if cache[v] then
          table.insert(temp, "+" .. key .. " {" .. cache[v] .. "}")
        elseif type(v) == "table" then
          local new_key = name .. "." .. key
          cache[v] = new_key
          table.insert(temp, "+" .. key .. _dump(v, space ..(next(t, k) and "|" or " ") .. string.rep(" ", #key), new_key))
        else
          table.insert(temp, "+" .. key .. " [" .. tostring(v) .. "]")
        end
      end
    end
    return table.concat(temp, "\n" .. space)
  end
  print(_dump(root, "", ""))
end


function FindChildByPath(transform, path)
  
  local childList = string.split(path,"/")
  local result = transform
  for  _,v in pairs(childList) do
    result = CS.Torappu.Lua.Util.FindChild(result,v)
    if (result == nil) then
      return nil
    end
  end
  return result
end



function ToLuaArray(list)
  local array = {};
  for _, v in pairs(list) do
    table.insert(array, v);
  end
  return array;
end





function ToCSArray(table, CSType)
  if table == nil or CSType == nil then
    return nil
  end
  local csArray = CS.System.Array.CreateInstance(CSType, #table);
  for i, v in ipairs(table) do
    csArray[i - 1] = v;
  end
  return csArray;
end

function CheckTimeAvailWithTimeStamp(startTime, endTime)
  local currentTime = CS.Torappu.DateTimeUtil.timeStampNow
  if (startTime ~= -1) and (currentTime < startTime) then
    return false
  end
  if (endTime ~= -1) and (currentTime > endTime) then
    return false
  end
  return true
end

function SetGameObjectActive(go, active)
  CS.Torappu.Lua.Util.SetActiveIfNecessary(go, active);
end




function RemoveIf(array, func)
  local cnt = #array;
  if cnt <= 0 then
    return;
  end

  local validPos = 0;
  for idx = 1, cnt do
    if not func(array[idx]) then
      validPos = validPos + 1;
      array[validPos] = array[idx];
    end
  end
  for idx = validPos+1, cnt do
    table.remove(array);
  end
end





function FindIndex(array, element)
  for idx, value in ipairs(array) do
    if value == element then
      return idx;
    end
  end
  return -1;
end

function YieldWaitForSeconds(seconds)
  local startTime = CS.UnityEngine.Time.time;
  while CS.UnityEngine.Time.time < startTime + seconds do
    coroutine.yield();
  end
end



function AsignItemCardClickDelegate(uibase, itemCard)
  if itemCard:GetComponent("Torappu.UI.UIItemCard") ~= nil then
    uibase:AsignDelegate(itemCard, "onItemClick", function(this, index)
      CS.Torappu.UI.UIItemDescFloatController.ShowItemDesc(itemCard.gameObject, itemCard.model)
    end)
  else
    LogError("input gameobject should have UIItemCard Component")
  end
end

function IsFieldNotNil(obj, fieldName)
  local ok, result = xpcall(_IsFieldNotNilImpl, debug.traceback, obj, fieldName);
  if ok then
    return result;
  end
  return false;
end
function _IsFieldNotNilImpl(obj, fieldName)
  return obj[fieldName] ~= nil;
end










KeepWaiting = Class("KeepWaiting")



function KeepWaiting:ctor()
  self.m_keepWaiting = true
end



function KeepWaiting:Finish()
  self.m_keepWaiting = false
end




function KeepWaiting:KeepWaiting()
  return self.m_keepWaiting
end