From 268d5af4771d2c5c39b8afa296af53d73f953ed3 Mon Sep 17 00:00:00 2001
From: Dhruv Chauhan <dhruv.chauhan98@gmail.com>
Date: Tue, 7 Jan 2025 15:05:54 +0530
Subject: [PATCH] fix div by zero

---
 deployment/deployment.json                               | 4 ++--
 .../convex-finance-ethereum/configurations.json          | 4 ++--
 subgraphs/convex-finance/src/prices/common/utils.ts      | 8 ++++++++
 .../convex-finance/src/prices/routers/CurveRouter.ts     | 9 +++++----
 subgraphs/convex-finance/yarn.lock                       | 5 +++++
 5 files changed, 22 insertions(+), 8 deletions(-)

diff --git a/deployment/deployment.json b/deployment/deployment.json
index bba57fe04c..b9f37d602b 100644
--- a/deployment/deployment.json
+++ b/deployment/deployment.json
@@ -1072,7 +1072,7 @@
         "status": "prod",
         "versions": {
           "schema": "1.3.0",
-          "subgraph": "1.3.0",
+          "subgraph": "1.4.0",
           "methodology": "1.0.0"
         },
         "files": {
@@ -1089,7 +1089,7 @@
           },
           "decentralized-network": {
             "slug": "convex-finance-ethereum",
-            "query-id": "7rFZ2x6aLQ7EZsNx8F5yenk4xcqwqR3Dynf9rdixCSME"
+            "query-id": "todo"
           }
         }
       }
diff --git a/subgraphs/convex-finance/protocols/convex-finance/config/deployments/convex-finance-ethereum/configurations.json b/subgraphs/convex-finance/protocols/convex-finance/config/deployments/convex-finance-ethereum/configurations.json
index 1fe560804b..ca9d9472f3 100644
--- a/subgraphs/convex-finance/protocols/convex-finance/config/deployments/convex-finance-ethereum/configurations.json
+++ b/subgraphs/convex-finance/protocols/convex-finance/config/deployments/convex-finance-ethereum/configurations.json
@@ -1,5 +1,5 @@
 {
   "graft": false,
-  "base": "",
-  "block": 0
+  "base": "QmTZozrLfSy3WtcbFcUFu9iruKYeBMaEdrsw1MnCZjVfLX",
+  "block": 21510541
 }
diff --git a/subgraphs/convex-finance/src/prices/common/utils.ts b/subgraphs/convex-finance/src/prices/common/utils.ts
index c3032deb9f..dd091e660a 100644
--- a/subgraphs/convex-finance/src/prices/common/utils.ts
+++ b/subgraphs/convex-finance/src/prices/common/utils.ts
@@ -179,3 +179,11 @@ export function averagePrice(prices: CustomPriceType[]): CustomPriceType {
     constants.DEFAULT_USDC_DECIMALS
   );
 }
+
+export function safeDiv(amount0: BigDecimal, amount1: BigDecimal): BigDecimal {
+  if (amount1.equals(constants.BIGDECIMAL_ZERO)) {
+    return constants.BIGDECIMAL_ZERO;
+  } else {
+    return amount0.div(amount1);
+  }
+}
diff --git a/subgraphs/convex-finance/src/prices/routers/CurveRouter.ts b/subgraphs/convex-finance/src/prices/routers/CurveRouter.ts
index 70404123e8..fcd7b4cc43 100644
--- a/subgraphs/convex-finance/src/prices/routers/CurveRouter.ts
+++ b/subgraphs/convex-finance/src/prices/routers/CurveRouter.ts
@@ -203,13 +203,14 @@ export function cryptoPoolLpPriceUsdc(
   const totalSupply = utils.getTokenSupply(lpAddress);
 
   const totalValueUsdc = cryptoPoolLpTotalValueUsdc(lpAddress, block);
-  const priceUsdc = totalValueUsdc
-    .times(
+  const priceUsdc = utils.safeDiv(
+    totalValueUsdc.times(
       constants.BIGINT_TEN.pow(
         constants.DEFAULT_DECIMALS.toI32() as u8
       ).toBigDecimal()
-    )
-    .div(totalSupply.toBigDecimal());
+    ),
+    totalSupply.toBigDecimal()
+  );
 
   return CustomPriceType.initialize(
     priceUsdc,
diff --git a/subgraphs/convex-finance/yarn.lock b/subgraphs/convex-finance/yarn.lock
index b894ac719e..0c367c4871 100644
--- a/subgraphs/convex-finance/yarn.lock
+++ b/subgraphs/convex-finance/yarn.lock
@@ -1640,6 +1640,11 @@
   "resolved" "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz"
   "version" "1.0.0"
 
+"fsevents@~2.3.2":
+  "integrity" "sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA=="
+  "resolved" "https://registry.npmjs.org/fsevents/-/fsevents-2.3.2.tgz"
+  "version" "2.3.2"
+
 "get-iterator@^1.0.2":
   "integrity" "sha512-v+dm9bNVfOYsY1OrhaCrmyOcYoSeVvbt+hHZ0Au+T+p1y+0Uyj9aMaGIeUTT6xdpRbWzDeYKvfOslPhggQMcsg=="
   "resolved" "https://registry.npmjs.org/get-iterator/-/get-iterator-1.0.2.tgz"