From 0599e005daa03e1cf4dc8e238c1c803c1970beb2 Mon Sep 17 00:00:00 2001 From: Yigit Sever Date: Wed, 14 Apr 2021 21:48:49 +0300 Subject: Implement coinbase reward --- src/handlers.rs | 24 ++++++++++++++++-------- 1 file changed, 16 insertions(+), 8 deletions(-) (limited to 'src') diff --git a/src/handlers.rs b/src/handlers.rs index 420e82a..0dfea15 100644 --- a/src/handlers.rs +++ b/src/handlers.rs @@ -19,6 +19,7 @@ use warp::{http::StatusCode, reply}; use crate::PRIVATE_KEY; const BLOCK_TRANSACTION_COUNT: u8 = 10; +const BLOCK_REWARD: u8 = 3; // Encryption primitive type Aes128Cbc = Cbc; @@ -360,19 +361,26 @@ pub async fn authorized_propose_block( let pending_transactions = db.pending_transactions.read(); let mut users = db.users.write(); + let coinbase_fingerprint = new_block.transaction_list.get(0).unwrap(); + for fingerprint in new_block.transaction_list.iter() { - let transaction = pending_transactions.get(fingerprint).unwrap(); - let source = &transaction.source; - let target = &transaction.target; + if let Some(transaction) = pending_transactions.get(fingerprint) { + let source = &transaction.source; + let target = &transaction.target; - if let Some(from) = users.get_mut(source) { - from.balance -= transaction.amount; - } + if let Some(from) = users.get_mut(source) { + from.balance -= transaction.amount; + } - if let Some(to) = users.get_mut(target) { - to.balance += transaction.amount; + if let Some(to) = users.get_mut(target) { + to.balance += transaction.amount; + } } } + + if let Some(coinbase_user) = users.get_mut(coinbase_fingerprint) { + coinbase_user.balance += BLOCK_REWARD as i32; + } } { -- cgit v1.2.3-70-g09d2