From d892cad72c1eb4ae20c1b7f1c5b9451650454c28 Mon Sep 17 00:00:00 2001
From: Ryan Mehri <ryan.mehri1@gmail.com>
Date: Mon, 11 May 2020 20:41:16 -0600
Subject: Add password check on post hash

---
 backend/hashing/hash.go | 13 +++++++++++++
 1 file changed, 13 insertions(+)

(limited to 'backend/hashing')

diff --git a/backend/hashing/hash.go b/backend/hashing/hash.go
index 93a9cf9..d8e699a 100644
--- a/backend/hashing/hash.go
+++ b/backend/hashing/hash.go
@@ -29,4 +29,17 @@ func hashString(text string) string {
 func HashPassword(password string) (string, error) {
 	hashedPassword, err := bcrypt.GenerateFromPassword([]byte(password), bcrypt.DefaultCost)
 	return string(hashedPassword), err
+}
+
+func ComparePasswords(dbPassword, gotPassword string) bool {
+	dbPassBytes := []byte(dbPassword)
+	gotPassBytes := []byte(gotPassword)
+	compErr := bcrypt.CompareHashAndPassword(dbPassBytes, gotPassBytes)
+
+	// if comparison error, the given password is not valid
+	if compErr != nil {
+		return false
+	} else {
+		return true
+	}
 }
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