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call.go
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call.go
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package helper
import (
"bytes"
"context"
"encoding/json"
"encoding/xml"
"errors"
"io"
"io/ioutil"
"net/http"
"strings"
"time"
)
// Call helper for api calls
// TODO : make service and use debug service to
func Call(ctx context.Context,
method,
url string,
headers map[string]string,
timeout time.Duration,
payload interface{},
cookies []*http.Cookie) ([]byte, http.Header, int, error) {
d, err := json.Marshal(payload)
if err != nil {
panic(err)
}
var b io.Reader
b = bytes.NewReader(d)
method = strings.ToUpper(method)
if StringInArray(method, "GET", "DELETE") {
b = nil
}
r, err := http.NewRequest(method, url, b)
if err != nil {
return nil, nil, 0, errors.New("error while creating request")
}
for i := range headers {
r.Header.Set(i, headers[i])
}
for i := range cookies {
r.AddCookie(cookies[i])
}
nCtx, cnl := context.WithTimeout(ctx, timeout)
defer cnl()
resp, err := http.DefaultClient.Do(r.WithContext(nCtx))
if err != nil {
return nil, nil, 0, errors.New("error in return response")
}
data, err := ioutil.ReadAll(resp.Body)
defer func() {
_ = resp.Body.Close()
}()
if err != nil {
return nil, nil, resp.StatusCode, errors.New("error in reading response")
}
return data, resp.Header, resp.StatusCode, nil
}
func CallXML(ctx context.Context,
method,
url string,
headers map[string]string,
timeout time.Duration,
payload interface{},
cookies []*http.Cookie) ([]byte, http.Header, int, error) {
d, err := xml.Marshal(payload)
if err != nil {
panic(err)
}
var b io.Reader
b = bytes.NewReader(d)
method = strings.ToUpper(method)
if StringInArray(method, "GET", "DELETE") {
b = nil
}
r, err := http.NewRequest(method, url, b)
if err != nil {
return nil, nil, 0, errors.New("error while creating request")
}
for i := range headers {
r.Header.Set(i, headers[i])
}
for i := range cookies {
r.AddCookie(cookies[i])
}
nCtx, cnl := context.WithTimeout(ctx, timeout)
defer cnl()
resp, err := http.DefaultClient.Do(r.WithContext(nCtx))
if err != nil {
return nil, nil, 0, errors.New("error in return response")
}
data, err := ioutil.ReadAll(resp.Body)
defer func() {
_ = resp.Body.Close()
}()
if err != nil {
return nil, nil, resp.StatusCode, errors.New("error in reading response")
}
return data, resp.Header, resp.StatusCode, nil
}