feature: Removed unneeded slot state variable.

Author: rado0x54

packages/client/idl/src/cryptid.ts

@@ -586,14 +586,6 @@ export type Cryptid = {
               "option": "publicKey"
             }
           },
-          {
-            "name": "slot",
-            "docs": [
-              "The slot in which the transaction was proposed",
-              "This is used to prevent replay attacks"
-            ],
-            "type": "u8"
-          },
           {
             "name": "state",
             "docs": [
@@ -853,7 +845,7 @@ export type Cryptid = {
     {
       "code": 6017,
       "name": "AlreadyAuthorizedTransactionAccount",
-      "msg": "Already authorized Transaction Account."
+      "msg": "Transaction Account is already authorized and cannot be authorized again."
     }
   ]
 };
@@ -1446,14 +1438,6 @@ export const IDL: Cryptid = {
               "option": "publicKey"
             }
           },
-          {
-            "name": "slot",
-            "docs": [
-              "The slot in which the transaction was proposed",
-              "This is used to prevent replay attacks"
-            ],
-            "type": "u8"
-          },
           {
             "name": "state",
             "docs": [
@@ -1713,7 +1697,7 @@ export const IDL: Cryptid = {
     {
       "code": 6017,
       "name": "AlreadyAuthorizedTransactionAccount",
-      "msg": "Already authorized Transaction Account."
+      "msg": "Transaction Account is already authorized and cannot be authorized again."
     }
   ]
 };

programs/cryptid/src/instructions/propose_transaction.rs

@@ -122,8 +122,6 @@ pub fn propose_transaction<'info>(
     // despite being index 0 in the remaining accounts.
     ctx.accounts.transaction_account.accounts = all_accounts.iter().map(|a| *a.key).collect();
 
-    // TODO: Set slot OR move any Slot / Expiry constraints to middleware
-    // ctx.accounts.transaction_account.slot = Clock::get()?.slot;
     ctx.accounts.transaction_account.did = *ctx.accounts.did.key;
     ctx.accounts.transaction_account.instructions = instructions;
     ctx.accounts.transaction_account.cryptid_account = *ctx.accounts.cryptid_account.key;

programs/cryptid/src/state/transaction_account.rs

@@ -20,9 +20,6 @@ pub struct TransactionAccount {
     pub instructions: Vec<AbbreviatedInstructionData>,
     /// The most recent middleware PDA that approved the transaction
     pub approved_middleware: Option<Pubkey>,
-    /// The slot in which the transaction was proposed
-    /// This is used to prevent replay attacks
-    pub slot: u8,
     /// The transaction state, to prevent replay attacks
     /// in case an executed transaction account is not immediately
     /// garbage-collected by the runtime
@@ -46,7 +43,6 @@ impl TransactionAccount {
             + 4 + 32 * (num_accounts + 4) //accounts (+4 for the named accounts)
             + 4 + instruction_sizes.into_iter().map(AbbreviatedInstructionData::calculate_size).sum::<usize>() //transaction_instructions
             + 1 + 32 // approved_middleware
-            + 1 // slot
             + 1 // state
             + 1 + 32 // unauthorized signer
             + 1 // authorized
@@ -104,7 +100,6 @@ mod test {
                 data: vec![0],
             }],
             approved_middleware: None,
-            slot: 0,
             state: TransactionState::Ready,
             unauthorized_signer: None,
             authorized: true,