From 44cc9a1bd8a819f4e039bb86320893915b1a9ac2 Mon Sep 17 00:00:00 2001
From: Hermi <hermitimtim23@gmail.com>
Date: Tue, 15 Jul 2025 00:48:35 +0800
Subject: [PATCH 1/2] chore: update dependency to latest version

---
 package.json   |  5 ++++-
 src/cardano.ts | 26 +++++++++++++++++++++++---
 2 files changed, 27 insertions(+), 4 deletions(-)

diff --git a/package.json b/package.json
index 4ea136b..87ed115 100644
--- a/package.json
+++ b/package.json
@@ -34,10 +34,13 @@
     "vitest": "^3.2.4"
   },
   "dependencies": {
+    "@blaze-cardano/core": "^0.6.4",
+    "@blaze-cardano/sdk": "^0.2.34",
     "@connectrpc/connect": "1.4",
     "@connectrpc/connect-node": "1.4",
     "@connectrpc/connect-web": "1.4",
-    "@utxorpc/spec": "0.16.0",
+    "@utxorpc/blaze-provider": "^0.3.6",
+    "@utxorpc/spec": "0.17.0",
     "buffer": "^6.0.3"
   },
   "exports": {
diff --git a/src/cardano.ts b/src/cardano.ts
index fa02ed8..8b727c7 100644
--- a/src/cardano.ts
+++ b/src/cardano.ts
@@ -62,14 +62,14 @@ function anyChainToBlock(msg: sync.AnyChainBlock) {
 
 function pointToBlockRef(p: ChainPoint) {
   return new sync.BlockRef({
-    index: BigInt(p.slot),
+    slot: BigInt(p.slot),
     hash: new Uint8Array(Buffer.from(p.hash, "hex")),
   });
 }
 
 function blockRefToPoint(r: sync.BlockRef) {
   return {
-    slot: r.index.toString(),
+    slot: r.slot.toString(),
     hash: Buffer.from(r.hash).toString("hex"),
   };
 }
@@ -155,7 +155,7 @@ export class SyncClient {
   async fetchHistory(p: ChainPoint | undefined, maxItems = 1): Promise<cardano.Block> {
     const req = new sync.DumpHistoryRequest({
       startToken: p ? new sync.BlockRef({
-        index: BigInt(p.slot),
+        slot: BigInt(p.slot),
         hash: Buffer.from(p.hash, "hex"),
       }) : undefined,
       maxItems: maxItems,
@@ -293,6 +293,26 @@ export class QueryClient {
       asset: (policyId && name) ? { policyId: policyId, assetName: name } : policyId ? { policyId } : { assetName: name },
     });
   }
+
+  async readGenesis(): Promise<cardano.Genesis> {
+    const res = await this.inner.readGenesis({});
+    
+    if (!res.config || res.config.case !== "cardano") {
+      throw new Error("Genesis config is not Cardano data");
+    }
+    
+    return res.config.value;
+  }
+
+  async readErasummary(): Promise<cardano.EraSummary[]> {
+    const res = await this.inner.readEraSummary({});
+    
+    if (!res.summary || res.summary.case !== "cardano") {
+      throw new Error("Era summary is not Cardano data");
+    }
+    
+    return res.summary.value.summaries;
+  }
 }
 
 export class SubmitClient {

From 1f475ad0cb796496f79e9ce7d259d4b15694ee79 Mon Sep 17 00:00:00 2001
From: Hermi <hermitimtim23@gmail.com>
Date: Tue, 15 Jul 2025 00:58:02 +0800
Subject: [PATCH 2/2] chore: remove unused dependencies from package.json

---
 package.json | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/package.json b/package.json
index 87ed115..52c6423 100644
--- a/package.json
+++ b/package.json
@@ -34,12 +34,9 @@
     "vitest": "^3.2.4"
   },
   "dependencies": {
-    "@blaze-cardano/core": "^0.6.4",
-    "@blaze-cardano/sdk": "^0.2.34",
     "@connectrpc/connect": "1.4",
     "@connectrpc/connect-node": "1.4",
     "@connectrpc/connect-web": "1.4",
-    "@utxorpc/blaze-provider": "^0.3.6",
     "@utxorpc/spec": "0.17.0",
     "buffer": "^6.0.3"
   },