init

programs/bets/src/instructions/close_bet.rs

@@ -22,6 +22,10 @@ pub fn close(ctx: Context<CloseBet>, winner:Pubkey, userid:String)->Result<()>{
     msg!("Total lamports: {}", total_lamports);
     
     let fee = total_lamports / 40; // 2.5%
+    // Calculate rent-exempt minimum balance
+    let rent_exempt_minimum = Rent::get()?.minimum_balance(bet_vault.to_account_info().data_len());
+    msg!("Rent exempt minimum: {}", rent_exempt_minimum);
+
     let referrer_fee = total_lamports / 80; //1.25% for each referrer
     msg!("Fee: {}, Referrer fee: {}", fee, referrer_fee);
     msg!("Total to be sent: {}", fee + referrer_fee + referrer_fee);
@@ -59,6 +63,12 @@ pub fn close(ctx: Context<CloseBet>, winner:Pubkey, userid:String)->Result<()>{
     // Remove the bet_vault public key from the list
     bets_list.bets.retain(|&bet| bet != bet_vault.key());
 
+    // Close the bet vault account
+    let bet_vault_account = bet_vault.to_account_info();
+    let rent_lamports = bet_vault_account.lamports();
+    **bet_vault_account.try_borrow_mut_lamports()? = 0;
+    **ctx.accounts.payer.try_borrow_mut_lamports()? += rent_lamports;
+
     msg!("Bet {} closed by {}", bet_vault.key(), winner);
     
     Ok(())

programs/bets/src/instructions/deduct_fees.rs

@@ -0,0 +1,4 @@
+use std::str::FromStr;
+
+use anchor_lang::prelude::*;
+use crate::{error::BettingError, *};

programs/bets/src/instructions/mod.rs

@@ -11,4 +11,7 @@ pub mod close_bet;
 pub use close_bet::*;
 
 pub mod refund_bet;
-pub use refund_bet::*; 
+pub use refund_bet::*; 
+
+pub mod deduct_fees;
+pub use deduct_fees::*;