refactor: increase mining difficulty and log verbosity

stinkymonkeyph · Jul 25, 2024 · 5c8a881 · 5c8a881
1 parent d1e4667
commit 5c8a881
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Showing 2 changed files with 7 additions and 2 deletions.
diff --git a/blockchain/blockchain.go b/blockchain/blockchain.go
@@ -55,6 +55,7 @@ func (bc *Blockchain) AddBlock(b *Block) {
 
 func (bc *Blockchain) ProofOfWorkMining(minerAddress string) {
 	nonce := 0
+	log.Println("Starting Proof of Work")
 	for {
 		prevHash := bc.Blocks[len(bc.Blocks)-1].Hash()
 		guessBlock := NewBlock(prevHash, nonce)
@@ -68,10 +69,14 @@ func (bc *Blockchain) ProofOfWorkMining(minerAddress string) {
 		guessHash := guessBlock.Hash()
 
 		if zeroes == guessHash[2:2+constants.MINING_DIFFICULTY] {
+			log.Println("Found solution")
+			log.Printf("Mining Difficulty is %d", constants.MINING_DIFFICULTY)
+			log.Printf("Hash Solution: %s", guessHash)
 			rewardTxn := NewTransaction(constants.BLOCKCHAIN_REWARD_ADDRESS, minerAddress, constants.MINING_REWARD, []byte{})
+			rewardTxn.Status = constants.STATUS_SUCCESS
 			guessBlock.Transactions = append(guessBlock.Transactions, rewardTxn)
 			bc.AddBlock(guessBlock)
-			log.Printf(bc.ToJSON(), "\n\n")
+			log.Printf("%s \n\n", bc.ToJSON())
 			nonce = 0
 			continue
 		}

diff --git a/constants/constants.go b/constants/constants.go
@@ -6,7 +6,7 @@ const (
 	STATUS_SUCCESS            = "success"
 	STATUS_FAILED             = "failed"
 	STATUS_PENDING            = "pending"
-	MINING_DIFFICULTY         = 4
+	MINING_DIFFICULTY         = 5
 	MINING_REWARD             = 1200 * DECIMAL
 	CURRENCY_NAME             = "gopher"
 	DECIMAL                   = 100