From 094c3054bf0843b93d199d2f416d574fc1d0b5e6 Mon Sep 17 00:00:00 2001
From: lisen <lisen@youzan.com>
Date: Sat, 2 Apr 2022 10:48:50 +0800
Subject: [PATCH] support tokens

---
 response.go |  2 +-
 tokens.go   | 28 ++++++++++++++++++++++++++++
 2 files changed, 29 insertions(+), 1 deletion(-)
 create mode 100644 tokens.go

diff --git a/response.go b/response.go
index 692867d..d61b9da 100644
--- a/response.go
+++ b/response.go
@@ -126,6 +126,7 @@ type ContractSource struct {
 	CompilerVersion      string `json:"CompilerVersion"`
 	OptimizationUsed     int    `json:"OptimizationUsed,string"`
 	Runs                 int    `json:"Runs,string"`
+	Proxy                int    `json:"Proxy,string"`
 	ConstructorArguments string `json:"ConstructorArguments"`
 	Library              string `json:"Library"`
 	SwarmSource          string `json:"SwarmSource"`
@@ -170,4 +171,3 @@ type Log struct {
 	LogIndex        string   `json:"logIndex"`
 	Removed         bool     `json:"removed"`
 }
-
diff --git a/tokens.go b/tokens.go
new file mode 100644
index 0000000..b5074ba
--- /dev/null
+++ b/tokens.go
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2018 LI Zhennan
+ *
+ * Use of this work is governed by a MIT License.
+ * You may find a license copy in project root.
+ */
+
+package etherscan
+
+// TokenSupply gets token supply
+func (c *Client) TokenSupply(address string) (balance *BigInt, err error) {
+	param := M{
+		"contractaddress": address,
+	}
+	balance = new(BigInt)
+	err = c.call("stats", "tokensupply", param, &balance)
+	return
+}
+
+// TokenCSupply gets token circulating supply
+func (c *Client) TokenCSupply(address string) (balance *BigInt, err error) {
+	param := M{
+		"contractaddress": address,
+	}
+	balance = new(BigInt)
+	err = c.call("stats", "tokenCsupply", param, &balance)
+	return
+}