From 6d95807e64ab0e16d5fae9a6fe45346aede7660a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=EC=9B=90=EB=8D=94?= <wonderbotsupport@naver.com>
Date: Thu, 14 Jan 2021 17:04:05 +0900
Subject: [PATCH] feat: added checkBrowser method

---
 utils/Tools.ts | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/utils/Tools.ts b/utils/Tools.ts
index 5fd9c14..fbfa9d8 100644
--- a/utils/Tools.ts
+++ b/utils/Tools.ts
@@ -30,4 +30,21 @@ export function supportsWebP() {
 	}
 	// very old browser like IE 8, canvas not supported
 	return false
+}
+
+export function checkBrowser(){
+	const ua = navigator.userAgent
+	let tem
+	let M= ua.match(/(opera|chrome|safari|firefox|msie|trident(?=\/))\/?\s*(\d+(\.\d+)?(\.\d+)?)/i) || []
+	if(/trident/i.test(M[1])){
+		tem=/\brv[ :]+(\d+)/g.exec(ua) || []
+		return 'IE '+(tem[1] || '')
+	}
+	if(M[1]=== 'Chrome'){
+		tem= ua.match(/\b(OPR|Edge|Whale)\/(\d+)/)
+		if(tem!= null) return tem.slice(1).join(' ').replace('OPR', 'Opera')
+	}
+	M= M[2]? [M[1], M[2]]: [navigator.appName, navigator.appVersion, '-?']
+	if((tem= ua.match(/version\/(\d+)/i))!= null) M.splice(1, 1, tem[1])
+	return M.join(' ')
 }
\ No newline at end of file