From f4172ac1fb8f910792b3010865e970c9b54d7492 Mon Sep 17 00:00:00 2001
From: littleblack111 <littleblack11111@gmail.com>
Date: Tue, 21 Oct 2025 12:16:29 +0800
Subject: fix(bc): IBD

---
 src/blocks.rs  |  2 +-
 src/network.rs | 20 +++++++++++++++++++-
 2 files changed, 20 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/blocks.rs b/src/blocks.rs
index 84f6c92..1fa8486 100644
--- a/src/blocks.rs
+++ b/src/blocks.rs
@@ -74,7 +74,7 @@ impl Hash for Block {
 
 #[derive(Default, Deserialize, Serialize, Clone, PartialEq)]
 pub struct BlockChain {
-    blocks: Vec<Block>,
+    pub blocks: Vec<Block>,
 }
 
 impl BlockChain {
diff --git a/src/network.rs b/src/network.rs
index 0a49ded..f9b6355 100644
--- a/src/network.rs
+++ b/src/network.rs
@@ -231,7 +231,25 @@ impl Peer {
                     let parent = parent
                         .lock()
                         .await;
-                    if *parent
+                    let mut self_bc = parent
+                        .blockchain
+                        .lock()
+                        .await;
+                    if self_bc.is_empty()
+                        || (self_bc
+                            .blocks
+                            .iter()
+                            .fold(true, |i, b| {
+                                if i {
+                                    b.pow
+                                        .is_none()
+                                } else {
+                                    false
+                                }
+                            }))
+                    {
+                        *self_bc = bc;
+                    } else if *parent
                         .blockchain
                         .lock()
                         .await
-- 
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