103 lines
1.8 KiB
Go
103 lines
1.8 KiB
Go
package ankr
|
|
|
|
import (
|
|
"bytes"
|
|
"context"
|
|
"encoding/json"
|
|
"fmt"
|
|
"io/ioutil"
|
|
"math/rand"
|
|
"net/http"
|
|
|
|
"go.uber.org/ratelimit"
|
|
)
|
|
|
|
type AnkrSDK struct {
|
|
url string
|
|
client *http.Client
|
|
rl ratelimit.Limiter
|
|
}
|
|
|
|
func NewAnkrSDK(url string, rl ratelimit.Limiter) *AnkrSDK {
|
|
return &AnkrSDK{
|
|
url: url,
|
|
rl: rl,
|
|
client: &http.Client{},
|
|
}
|
|
}
|
|
|
|
func (s AnkrSDK) GetTransactionsByAddress(ctx context.Context, request TransactionsByAddressRequest) (*TransactionsByAddressResponse, error) {
|
|
payload, err := json.Marshal(request)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
req, err := http.NewRequest("POST", s.url, bytes.NewReader(payload))
|
|
|
|
if err != nil {
|
|
fmt.Println(err)
|
|
return nil, err
|
|
}
|
|
req.Header.Add("Content-Type", "application/json")
|
|
|
|
s.rl.Take()
|
|
|
|
res, err := s.client.Do(req)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer res.Body.Close()
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var response TransactionsByAddressResponse
|
|
err = json.Unmarshal(body, &response)
|
|
|
|
return &response, err
|
|
|
|
}
|
|
|
|
func (s AnkrSDK) GetBlockchainStats(ctx context.Context, blockchain string) (*BlockchainStatsResponse, error) {
|
|
request := TransactionsByAddressRequest{
|
|
ID: rand.Int63(),
|
|
Jsonrpc: "2.0",
|
|
Method: "ankr_getBlockchainStats",
|
|
RequestParams: RequestParams{
|
|
Blockchain: blockchain,
|
|
},
|
|
}
|
|
|
|
payload, err := json.Marshal(request)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
req, err := http.NewRequest("POST", s.url, bytes.NewReader(payload))
|
|
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
req.Header.Add("Content-Type", "application/json")
|
|
|
|
s.rl.Take()
|
|
|
|
res, err := s.client.Do(req)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer res.Body.Close()
|
|
|
|
body, err := ioutil.ReadAll(res.Body)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
var response BlockchainStatsResponse
|
|
err = json.Unmarshal(body, &response)
|
|
|
|
return &response, err
|
|
|
|
}
|