From 0dea9c20074705d2bc3f1141640f282e9a3a099f Mon Sep 17 00:00:00 2001
From: Ajaz Ahmed Ansari <ajansari9585@gmail.com>
Date: Wed, 12 Apr 2023 23:51:29 +0530
Subject: [PATCH] added apr response data

---
 apr.go | 55 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 55 insertions(+)
 create mode 100644 apr.go

diff --git a/apr.go b/apr.go
new file mode 100644
index 0000000..1102c31
--- /dev/null
+++ b/apr.go
@@ -0,0 +1,55 @@
+package main
+
+import (
+	"encoding/json"
+	"math"
+	"net/http"
+)
+
+type Chain struct {
+	ChainID string `json:"chain_id"`
+	Params  Params `json:"params"`
+}
+
+type Params struct {
+	EstimatedApr float64 `json:"estimated_apr"`
+}
+
+type APRResponse struct {
+	Chains []ChainAPR `json:"chains"`
+}
+
+type ChainAPR struct {
+	ChainID string  `json:"chain_id"`
+	APR     float64 `json:"apr"`
+}
+
+func getAPRquery(baseurl string, chainname string) (ChainAPR, error) {
+	url := baseurl + chainname
+	resp, err := http.Get(url)
+	if err != nil {
+		return ChainAPR{}, err
+	}
+
+	defer resp.Body.Close()
+
+	var result map[string]json.RawMessage
+	err = json.NewDecoder(resp.Body).Decode(&result)
+	if err != nil {
+		return ChainAPR{}, err
+	}
+
+	var chain Chain
+	err = json.Unmarshal(result["chain"], &chain)
+	if err != nil {
+		return ChainAPR{}, err
+	}
+
+	if chainname != "quicksilver" {
+		feeadjustedAPR := (chain.Params.EstimatedApr) * (0.965)
+		compoundedAPR := math.Pow(1+feeadjustedAPR/121.66, 121.66) - 1
+		return ChainAPR{ChainID: chain.ChainID, APR: compoundedAPR}, nil
+	}
+	return ChainAPR{ChainID: chain.ChainID, APR: chain.Params.EstimatedApr}, nil
+
+}