區塊鏈教程證券交易所基礎開發通過介面查詢幣種的提幣情況-etc

標籤：raw   float   hub   json   block   string   type   情況   err   

兄弟連區塊鏈教程證券交易所基礎開發通過介面查詢幣種的提幣情況-etc
package main

import (
"fmt"

"github.com/buger/jsonparser""github.com/levigross/grequests"

)

// HTTPGet .
func HTTPGet(url string, requestOptions *grequests.RequestOptions) (response []byte, err error) {
httpResponse, err := grequests.Get(url, requestOptions)
if err == nil {
if httpResponse.StatusCode == 200 {
response = httpResponse.Bytes()
}
}
return
}

// EtcBlocksChainCheck 根據提幣的數量，提幣方地址以及目標方地址來檢查提幣是否已經confirmed.
// 傳回值有兩個：提幣狀態以及已收到的提幣數量（扣除手續約）
func EtcBlocksChainCheck(withrawAmount float64, originalAddress string, targetAddress string) (status string, netWithdrawAmount float64, confirmations int64, err error) {
status = "online"
targetURL := fmt.Sprintf("https://etcchain.com/api/v1/getTransactionsByAddress?address=%s&sort=asc", targetAddress)
bData, err := HTTPGet(targetURL, nil)
if err != nil {
fmt.Println("error: HTTPGet targetURL failed.")
return
}
// fmt.Println(string(bData))

_, err = jsonparser.ArrayEach(bData, func(value []byte, dataType jsonparser.ValueType, offset int, e error) {    _from, _, _, e := jsonparser.Get(value, "from")    _to, _, _, e := jsonparser.Get(value, "to")    _value, _, _, e := jsonparser.Get(value, "valueEther")    _confirmations, _, _, e := jsonparser.Get(value, "confirmations")    _fees, _, _, e := jsonparser.Get(value, "feeEther")    from := string(_from)    to := string(_to)    v, e := jsonparser.GetFloat(_value)    fees, e := jsonparser.GetFloat(_fees)    if from == originalAddress && to == targetAddress && v == withrawAmount {        fmt.Println("fees: ", fees)        status = "comfirmed"        netWithdrawAmount = v        confirmations, e = jsonparser.GetInt(_confirmations)        //fmt.Println(status)        return    }})return

}

func main() {
status, netReceiveAmount, confirmations, err := EtcBlocksChainCheck(0.931847144, "0x6b83f808fce08f51adb2e9e35a21a601e702785f", "0x4f0d74ecdceb209213ecc0cce6366c3bef1fce57")
if err != nil {
fmt.Println("request failed...")
return
}
fmt.Println(fmt.Sprintf("status: %s, net_withdraw_amount: %f, confirmations: %d", status, netReceiveAmount, confirmations))
}
效果如下：

區塊鏈教程證券交易所基礎開發通過介面查詢幣種的提幣情況-etc