From cd48090768b172d29c39b91efb1b611a2cc764ef Mon Sep 17 00:00:00 2001
From: LucasMZ <55422065+LucasMZReal@users.noreply.github.com>
Date: Sun, 12 Dec 2021 00:18:14 -0300
Subject: [PATCH 1/3] Add type checking, fix spelling, improve errors...

---
 AuthAPI.lua  | 19 --------------
 src/init.lua | 72 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 72 insertions(+), 19 deletions(-)
 delete mode 100644 AuthAPI.lua
 create mode 100644 src/init.lua

diff --git a/AuthAPI.lua b/AuthAPI.lua
deleted file mode 100644
index c94aa8e..0000000
--- a/AuthAPI.lua
+++ /dev/null
@@ -1,19 +0,0 @@
-local HttpService = game:GetService("HttpService")
-local authAPI = {}
-
-function authAPI.CheckPin(code, secret)
-	local requesturl = "https://www.authenticatorapi.com/Validate.aspx?Pin="..code.."&SecretCode="..secret
-	local check = HttpService:GetAsync(requesturl)
-	if check == "True" then
-		return true
-	else
-		return false
-	end
-end
-
-function authAPI.GetQRCode(secret, AppName, AppInfo)
-	local requesturl = "https://www.authenticatorapi.com/pair.aspx?AppName="..AppName.."&AppInfo="..AppInfo.."&SecretCode="..secret
-	return requesturl
-end
-
-return authAPI
diff --git a/src/init.lua b/src/init.lua
new file mode 100644
index 0000000..9ec78c6
--- /dev/null
+++ b/src/init.lua
@@ -0,0 +1,72 @@
+local HttpService = game:GetService("HttpService")
+local AuthAPI = {}
+
+local AUTHENTICATION_URL = "https://www.authenticatorapi.com/Validate.aspx?Pin=%s&SecretCode=%s"
+local QRCODE_URL = "https://www.authenticatorapi.com/pair.aspx?AppName=%s&AppInfo=%s&SecretCode=%s"
+
+function AuthAPI.CheckPinAsync(
+	code: string | number,
+	secret: string
+): boolean
+
+	assert(
+		tonumber(code) ~= nil,
+		"Code must be number"
+	)
+
+	assert(
+		typeof(secret) == 'string',
+		"Secret must be string"
+	)
+
+	local requestUrl = string.format(
+		AUTHENTICATION_URL,
+		code, secret
+	)
+
+	local wasRequestSuccessful, result = pcall(
+		HttpService.GetAsync, HttpService,
+		requestUrl
+	)
+
+	if wasRequestSuccessful then
+		if result == "True" then
+			return true
+		elseif result == "False" then
+			return false
+		else
+			error("Invalid result returned\n Result: ".. result)
+		end
+	else
+		error("Remote request failed\n Error: ".. result)
+	end
+end
+
+function AuthAPI.GetQRCodeURL(
+	appName: string,
+	appInfo: string,
+	secret: string
+): string
+
+	assert(
+		typeof(appName) == 'string',
+		"AppName must be string"
+	)
+
+	assert(
+		typeof(appInfo) == 'string',
+		"AppInfo must be string"
+	)
+
+	assert(
+		typeof(secret) == 'string',
+		"Secret must be string"
+	)
+
+	return string.format(
+		QRCODE_URL,
+		appName, appInfo, secret
+	)
+end
+
+return AuthAPI
\ No newline at end of file

From 0bcc07a93431a11cc10f55e1c04b8c30ba11a2f6 Mon Sep 17 00:00:00 2001
From: LucasMZ <55422065+LucasMZReal@users.noreply.github.com>
Date: Sun, 12 Dec 2021 00:36:39 -0300
Subject: [PATCH 2/3] Separate Services from module declaration

---
 src/init.lua | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/init.lua b/src/init.lua
index 9ec78c6..e982d5a 100644
--- a/src/init.lua
+++ b/src/init.lua
@@ -1,4 +1,5 @@
 local HttpService = game:GetService("HttpService")
+
 local AuthAPI = {}
 
 local AUTHENTICATION_URL = "https://www.authenticatorapi.com/Validate.aspx?Pin=%s&SecretCode=%s"

From 2fe7c8a063d43f84c1724904ad8848813e1396fe Mon Sep 17 00:00:00 2001
From: LucasMZ <55422065+LucasMZReal@users.noreply.github.com>
Date: Sun, 12 Dec 2021 00:40:13 -0300
Subject: [PATCH 3/3] Add author credits

---
 src/init.lua | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/init.lua b/src/init.lua
index e982d5a..fe0af5a 100644
--- a/src/init.lua
+++ b/src/init.lua
@@ -1,3 +1,9 @@
+--[[
+	Authors:
+		deprecatedbrain (co_existance) (12/11/2021), -- Creating the original file
+		LucasMZ (12/12/2021), -- Type annotation & checking, error improvements...
+]]
+
 local HttpService = game:GetService("HttpService")
 
 local AuthAPI = {}