DataStore

local self = {}
self.StarterData = nil
self.DSS = game:GetService('DataStoreService')
self.DS = self.DSS:GetDataStore("PlayerStats")
self.MainBindable = Instance.new('BindableEvent')
self.FolderName = nil
self.playersplaying = 0
self.BindableEvent = Instance.new('BindableEvent')

function self:GetFolderName(name)
	self.FolderName = name
end

function self:GetStarterData(Table)
	self.StarterData = Table
end

function self:LoadStarterData(plr)
	if self.StarterData == nil then warn("StarterData has not been set") return end
	local Stats = Instance.new('Folder',plr)
	Stats.Name = self.FolderName
	for a,b in pairs(self.StarterData) do
		if type(b) == 'number' then
			local numstat = Instance.new('IntValue',Stats)
			numstat.Name = a
			numstat.Value = b
		elseif type(b) == 'boolean' then
			local boolstat = Instance.new('BoolValue',Stats)
			boolstat.Name = a
			boolstat.Value = b
		elseif type(b) == 'string' then
			local stringstat = Instance.new('StringValue',Stats)
			stringstat.Name = a
			stringstat.Value = b
		end
	end
end

function self:LoadData(plr)
	if self.StarterData == nil then warn("StarterData has not been set") return end
	local Key = "Stats: "..plr.UserId
	local Data
	local s,e = pcall(function()
		Data = self.DS:GetAsync(Key)
	end)

	if s then
		print("Getting "..plr.Name.."'s data is successful")
	else
		warn("Something went wrong when loading "..plr.Name.."'s data")
	end
	if Data then
		for a,b in pairs(Data) do
			plr[self.FolderName][a].Value = b
		end
		print(plr.Name.."'s data has been loaded")
	else
		print(plr.Name..' has no data! Generating new data.')
	end
end

function self:SaveData(plr)
	if self.StarterData == nil then warn("StarterData has not been set") return end
	local Key = "Stats: "..plr.UserId
	local Data = {}
	for a,b in pairs(plr[self.FolderName]:GetChildren()) do
		Data[b.Name] = b.Value
	end
	local s,e = pcall(function()
		self.DS:SetAsync(Key,Data)
	end)
	if s then
		print(plr.Name.."'s data has been successfully saved")
	else
		error(e)
		warn("Something went wrong while saving "..plr.Name.."'s data")
	end
end

function self:GetStatValue(plr,statname)
	return plr[self.FolderName][statname].Value
end

function self:GetUpdatedStatSignal(plr,statname,statprop)
	if statprop then
		return plr[self.FolderName][statname]:GetPropertyChangedSignal(statprop)
	else
		return plr[self.FolderName][statname].Changed
	end
end

function self:UpdateStat(plr,statname,statvalue,ChangeType)
	if ChangeType == "add" then
		plr[self.FolderName][statname].Value = plr[self.FolderName][statname].Value + statvalue
	elseif ChangeType == "subtract" or ChangeType == "takeaway" then
		plr[self.FolderName][statname].Value = plr[self.FolderName][statname].Value - statvalue
	elseif ChangeType == "multiply" then
		plr[self.FolderName][statname].Value = plr[self.FolderName][statname].Value * statvalue
	elseif ChangeType == nil then
		plr[self.FolderName][statname].Value = statvalue
	end
end

return self