feat: assign voter slot

examples/CRISP/contracts/CRISPInputValidator.sol

@@ -29,6 +29,10 @@ contract CRISPInputValidator is IInputValidator, Clone, Ownable(msg.sender) {
     /// @notice Indicates if the the round data has been set.
     bool public isDataSet;
 
+    /// @notice Mapping to store votes. Each elegible voter has their own slot 
+    /// to store their vote. 
+    mapping (address => bytes) public voteSlots;
+
     /// @notice The error emitted when the input data is empty.
     error EmptyInputData();
     /// @notice The error emitted when the input data is invalid.
@@ -81,13 +85,18 @@ contract CRISPInputValidator is IInputValidator, Clone, Ownable(msg.sender) {
         (
             bytes memory noirProof,
             bytes32[] memory noirPublicInputs,
-            bytes memory vote
-        ) = abi.decode(data, (bytes, bytes32[], bytes));
+            bytes memory vote,
+            address slot
+        ) = abi.decode(data, (bytes, bytes32[], bytes, address));
 
         // Check if the ciphertext was encrypted correctly
         if (!noirVerifier.verify(noirProof, noirPublicInputs))
             revert InvalidNoirProof();
 
+        /// @notice Store the vote in the correct slot.
+        voteSlots[slot] = vote;
+
+        // return the vote so that it can be stored in Enclave's input merkle tree
         input = vote;
     }
 }

examples/CRISP/server/src/server/routes/voting.rs

@@ -14,7 +14,7 @@ use crate::server::{
 use actix_web::{web, HttpResponse, Responder};
 use alloy::{
     dyn_abi::DynSolValue,
-    primitives::{Bytes, U256},
+    primitives::{Bytes, U256, Address},
 };
 use e3_sdk::evm_helpers::contracts::{EnclaveContract, EnclaveWrite};
 use eyre::Error;
@@ -81,11 +81,14 @@ async fn broadcast_encrypted_vote(
         )
     };
 
+    let address: Address = vote.address.parse().expect("Invalid address");
+
     let e3_id = U256::from(vote.round_id);
     let params_value = DynSolValue::Tuple(vec![
         DynSolValue::Bytes(vote.proof),
         public_inputs_array,
         DynSolValue::Bytes(vote.enc_vote_bytes),
+        DynSolValue::Address(address),
     ]);
 
     let encoded_params = Bytes::from(params_value.abi_encode_params());
@@ -141,4 +144,4 @@ async fn handle_vote_error(
         tx_hash: None,
         message: Some("Failed to broadcast vote".to_string()),
     })
-}
+}