From c2b00d60193b3ba25c5b20121c586ea94970fe6d Mon Sep 17 00:00:00 2001
From: SourinKar <102315903+SourinKar@users.noreply.github.com>
Date: Mon, 31 Oct 2022 23:00:30 +0530
Subject: [PATCH] total amount claimed functionality added

---
 contracts/Grant.sol | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/contracts/Grant.sol b/contracts/Grant.sol
index 9d6149c..ae7187e 100644
--- a/contracts/Grant.sol
+++ b/contracts/Grant.sol
@@ -9,6 +9,7 @@ contract Grant is Ownable, ERC20 {
     struct addressDetail {
         uint256 tokens;
         uint256 lastClaimed;
+        uint256 totalClaimed;
     }
 
     mapping(address => addressDetail) public tokensPerAddress;
@@ -48,7 +49,8 @@ contract Grant is Ownable, ERC20 {
             uint rewardTime = block.timestamp - tokensPerAddress[msg.sender].lastClaimed;
             claimAmount = (rewardTime * tokensPerAddress[msg.sender].tokens) / grantingPeriod; 
         }
-
+        
+        tokensPerAddress[msg.sender].totalClaimed += claimAmount;
         tokensPerAddress[msg.sender].lastClaimed = block.timestamp;
         _mint(msg.sender, claimAmount);
     }