status-go/services/wallet/cryptocompare.go

129 lines
3.2 KiB
Go

package wallet
import (
"encoding/json"
"fmt"
"io/ioutil"
"net/http"
"strings"
"time"
)
type Coin struct {
ID string `json:"Id"`
Name string `json:"Name"`
Symbol string `json:"Symbol"`
Description string `json:"Description"`
TotalCoinsMined float64 `json:"TotalCoinsMined"`
AssetLaunchDate string `json:"AssetLaunchDate"`
AssetWhitepaperURL string `json:"AssetWhitepaperUrl"`
AssetWebsiteURL string `json:"AssetWebsiteUrl"`
BuiltOn string `json:"BuiltOn"`
SmartContractAddress string `json:"SmartContractAddress"`
}
type MarketCoinValues struct {
MKTCAP string `json:"MKTCAP"`
HIGHDAY string `json:"HIGHDAY"`
LOWDAY string `json:"LOWDAY"`
CHANGEPCTHOUR string `json:"CHANGEPCTHOUR"`
CHANGEPCTDAY string `json:"CHANGEPCTDAY"`
CHANGEPCT24HOUR string `json:"CHANGEPCT24HOUR"`
}
type CoinsContainer struct {
Data map[string]Coin `json:"Data"`
}
type MarketValuesContainer struct {
Display map[string]map[string]MarketCoinValues `json:"Display"`
}
func fetchCryptoComparePrices(symbols []string, currency string) (map[string]float64, error) {
httpClient := http.Client{Timeout: time.Minute}
url := fmt.Sprintf("https://min-api.cryptocompare.com/data/pricemulti?fsyms=%s&tsyms=%s&extraParams=Status.im", strings.Join(symbols, ","), currency)
resp, err := httpClient.Get(url)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
prices := make(map[string]map[string]float64)
err = json.Unmarshal(body, &prices)
if err != nil {
return nil, err
}
result := make(map[string]float64)
for _, symbol := range symbols {
result[symbol] = prices[strings.ToUpper(symbol)][strings.ToUpper(currency)]
}
return result, nil
}
func fetchCryptoCompareTokenDetails(symbols []string) (map[string]Coin, error) {
httpClient := http.Client{Timeout: time.Minute}
url := "https://min-api.cryptocompare.com/data/all/coinlist"
resp, err := httpClient.Get(url)
if err != nil {
return nil, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return nil, err
}
container := CoinsContainer{}
err = json.Unmarshal(body, &container)
if err != nil {
return nil, err
}
coins := make(map[string]Coin)
for _, symbol := range symbols {
coins[symbol] = container.Data[symbol]
}
return coins, nil
}
func fetchTokenMarketValues(symbols []string, currency string) (map[string]MarketCoinValues, error) {
item := map[string]MarketCoinValues{}
httpClient := http.Client{Timeout: time.Minute}
url := fmt.Sprintf("https://min-api.cryptocompare.com/data/pricemultifull?fsyms=%s&tsyms=%s&extraParams=Status.im", strings.Join(symbols, ","), currency)
resp, err := httpClient.Get(url)
if err != nil {
return item, err
}
defer resp.Body.Close()
body, err := ioutil.ReadAll(resp.Body)
if err != nil {
return item, err
}
container := MarketValuesContainer{}
err = json.Unmarshal(body, &container)
if err != nil {
return item, err
}
for key, element := range container.Display {
item[key] = element[strings.ToUpper(currency)]
}
return item, nil
}