0.0.1

resources/[esx_addons]/esx_vehicleshop/client/utils.lua

@@ -0,0 +1,41 @@
+local NumberCharset = {}
+local Charset = {}
+
+for i = 48,  57 do table.insert(NumberCharset, string.char(i)) end
+
+for i = 65,  90 do table.insert(Charset, string.char(i)) end
+for i = 97, 122 do table.insert(Charset, string.char(i)) end
+
+function GeneratePlate()
+	math.randomseed(GetGameTimer())
+
+	local generatedPlate = string.upper(GetRandomLetter(Config.PlateLetters) .. (Config.PlateUseSpace and ' ' or '') .. GetRandomNumber(Config.PlateNumbers))
+
+	local isTaken = IsPlateTaken(generatedPlate)
+	if isTaken then 
+		return GeneratePlate()
+	end
+
+	return generatedPlate
+end
+
+-- mixing async with sync tasks
+function IsPlateTaken(plate)
+	local p = promise.new()
+	
+	ESX.TriggerServerCallback('esx_vehicleshop:isPlateTaken', function(isPlateTaken)
+		p:resolve(isPlateTaken)
+	end, plate)
+
+	return Citizen.Await(p)
+end
+
+function GetRandomNumber(length)
+	Wait(0)
+	return length > 0 and GetRandomNumber(length - 1) .. NumberCharset[math.random(1, #NumberCharset)] or ''
+end
+
+function GetRandomLetter(length)
+	Wait(0)
+	return length > 0 and GetRandomLetter(length - 1) .. Charset[math.random(1, #Charset)] or ''
+end