Enhancement/smart contract

blockchain/contracts/Election.sol

@@ -25,6 +25,7 @@ contract Election {
         string image;
     }
     struct Voter {
+        bool registered;
         bool voted;
         uint candidateId;
     }
@@ -86,9 +87,15 @@ contract Election {
         return allCandidates;
     }
 
-    function addVoter(address _voterAddress) public onlyWhileOpen {
-        require(!voters[_voterAddress].voted, "Voter is already registered");
-        voters[_voterAddress] = Voter(false, 0);
+    function addVoters(address[] memory _voterAddresses) public onlyWhileOpen {
+        uint length = _voterAddresses.length;
+        for (uint i = 0; i < length; i++) {
+            require(
+                !voters[_voterAddresses[i]].registered,
+                "Voter is already registered"
+            );
+            voters[_voterAddresses[i]] = Voter(true, false, 0);
+        }
     }
 
     function getVoter(address _voterAddress) public view returns (bool, uint) {

blockchain/test/Election.ts

@@ -55,7 +55,7 @@ describe("Election Contract", function () {
     await hre.ethers.provider.send("evm_mine", []);
 
     await expect(
-        election.addCandidate("Invalid", "Team X", "invalid.jpg")
+      election.addCandidate("Invalid", "Team X", "invalid.jpg")
     ).to.be.revertedWithCustomError(election, "ElectionEnded");
   });
 
@@ -107,7 +107,7 @@ describe("Election Contract", function () {
     await hre.ethers.provider.send("evm_mine", []);
 
     await election.addCandidate("Alice", "Team A", "alice.jpg");
-    await election.addVoter(voter1.address);
+    await election.addVoters([voter1.address]);
 
     await expect(election.connect(voter1).castVote(999))
       .to.be.revertedWith("Invalid candidate. Please enter a valid candidate ID");
@@ -124,7 +124,7 @@ describe("Election Contract", function () {
     await hre.ethers.provider.send("evm_mine", []);
 
     await election.addCandidate("Alice", "Team A", "alice.jpg");
-    await election.addVoter(voter1.address);
+    await election.addVoters([voter1.address]);
 
     // Cast the first vote
     await election.connect(voter1).castVote(1);
@@ -144,15 +144,15 @@ describe("Election Contract", function () {
     await hre.ethers.provider.send("evm_increaseTime", [timeToAdvance]);
     await hre.ethers.provider.send("evm_mine", []);
 
-    await expect(election.addVoter(voter1.address))
+    await expect(election.addVoters([voter1.address]))
       .to.be.revertedWithCustomError(election, "ElectionEnded");
   });
 
   it("should prevent adding a voter before election starts", async function () {
     const { election, startDate, voter1 } = await loadFixture(deployElectionFixture);
 
     // Attempt to add a voter before the election starts
-    await expect(election.addVoter(voter1.address))
+    await expect(election.addVoters([voter1.address]))
       .to.be.revertedWithCustomError(election, "ElectionNotStarted");
   });
 
@@ -168,7 +168,7 @@ describe("Election Contract", function () {
 
     // Add a candidate and a voter
     await election.addCandidate("Alice", "Team A", "alice.jpg");
-    await election.addVoter(voter1.address);
+    await election.addVoters([voter1.address]);
 
     // Cast a vote
     await election.connect(voter1).castVote(1);

frontend/tailwind.config.ts

@@ -65,4 +65,4 @@ const config: Config = {
   },
 };
 
-export default config;
+export default config;