72 lines
No EOL
1.8 KiB
Lua
72 lines
No EOL
1.8 KiB
Lua
Ids = Ids or {}
|
|
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table | nil
|
|
---@param len number | nil
|
|
---@param pattern string | nil
|
|
---@return string
|
|
Ids.CreateUniqueId = function(tbl, len, pattern) -- both optional
|
|
tbl = tbl or {} -- table to check uniqueness. Ids to check against must be the key to the tables value
|
|
len = len or 8
|
|
|
|
local id = ""
|
|
for i = 1, len do
|
|
local char = ""
|
|
if pattern then
|
|
local charIndex = math.random(1, #pattern)
|
|
char = pattern:sub(charIndex, charIndex)
|
|
else
|
|
char = math.random(1, 2) == 1 and string.char(math.random(65, 90)) or math.random(0, 9) -- CAP letter and number
|
|
end
|
|
id = id .. char
|
|
end
|
|
if tbl[id] then
|
|
return Ids.CreateUniqueId(tbl, len, pattern)
|
|
end
|
|
return id
|
|
end
|
|
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table
|
|
---@param len number
|
|
---@return string
|
|
Ids.RandomUpper = function(tbl, len)
|
|
return Ids.CreateUniqueId(tbl, len, "ABCDEFGHIJKLMNOPQRSTUVWXYZ")
|
|
end
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table
|
|
---@param len number
|
|
---@return string
|
|
Ids.RandomLower = function(tbl, len)
|
|
return Ids.CreateUniqueId(tbl, len, "abcdefghijklmnopqrstuvwxyz")
|
|
end
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table
|
|
---@param len number
|
|
---@return string
|
|
Ids.RandomString = function(tbl, len)
|
|
return Ids.CreateUniqueId(tbl, len, "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ")
|
|
end
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table
|
|
---@param len number
|
|
---@return string
|
|
Ids.RandomNumber = function(tbl, len)
|
|
return Ids.CreateUniqueId(tbl, len, "0123456789")
|
|
end
|
|
|
|
---This will generate a unique id.
|
|
---@param tbl table
|
|
---@param len number
|
|
---@return string
|
|
Ids.Random = function(tbl, len)
|
|
return Ids.CreateUniqueId(tbl, len)
|
|
end
|
|
|
|
exports("Ids", Ids)
|
|
return Ids |