From e0fb91039f34204b2a5c588a95cb3f1789ad2fa7 Mon Sep 17 00:00:00 2001
From: Yigit Sever
Date: Mon, 12 Apr 2021 05:32:53 +0300
Subject: Implement proof-of-work

Using blacke2s: https://docs.rs/blake2/0.9.1/blake2/
Using this guy's hash checker https://gist.github.com/gkbrk/2e4835e3a17b3fb6e1e7

blacke2s with 5 bits 0 can mine a block between 20 seconds to 359 during
my tests, hope it'll be fun
---
 src/schema.rs | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

(limited to 'src/schema.rs')

diff --git a/src/schema.rs b/src/schema.rs
index 909b5cd..98291d7 100644
--- a/src/schema.rs
+++ b/src/schema.rs
@@ -62,17 +62,25 @@ pub struct Block {
     // somewhere
     // I want to keep this as a String vector because it makes things easier elsewhere
     pub transaction_list: Vec<String>, // hashes of the transactions (or just "source" for now)
-    pub nonce: String,
+    pub nonce: u32,
     pub timestamp: NaiveDateTime,
     pub hash: String, // future proof'd baby
 }
 
+/// For prototyping and letting serde handle everything json
+#[derive(Serialize, Deserialize, Debug)]
+pub struct NakedBlock {
+    pub transaction_list: Vec<String>,
+    pub nonce: u32,
+    pub timestamp: NaiveDateTime,
+}
+
 impl Block {
     /// Genesis block
     pub fn new() -> Block {
         Block {
             transaction_list: vec![],
-            nonce: String::from(""),
+            nonce: 0,
             timestamp: NaiveDate::from_ymd(2021, 04, 11).and_hms(20, 45, 00),
             hash: String::from(""),
         }
-- 
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