103 lines
2.6 KiB
Go
Executable File
103 lines
2.6 KiB
Go
Executable File
package request
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import (
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"bytes"
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"encoding/json"
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"fmt"
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"io/ioutil"
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"net/http"
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"net/url"
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"time"
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)
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// Response API return request
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type Response struct {
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Method string
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StatusCode int
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URL *url.URL
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Body []byte
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}
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// Options Request Options
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type Options struct {
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URL string
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Headers map[string]string
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}
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// Req HTTP Request
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func response(method string, statuscode int, url *url.URL, body []byte) *Response {
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return &Response{
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Method: method,
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StatusCode: statuscode,
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URL: url,
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Body: body,
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}
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}
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func apiError(url string, path string, statuscode int) error {
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return fmt.Errorf("api: %s/%s - %d %s", url, path, statuscode, http.StatusText(statuscode))
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}
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// API sends RESTful API requests
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func API(method string, r *Options, path string, data []byte) (*Response, error) {
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req, err := http.NewRequest(method, r.URL+"/"+path, bytes.NewBuffer(data))
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if err != nil {
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return response(method, http.StatusInternalServerError, req.URL, nil), err
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}
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for k, v := range r.Headers {
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req.Header.Set(k, v)
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}
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client := &http.Client{Timeout: time.Second * 10}
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resp, err := client.Do(req)
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if err != nil {
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return response(method, http.StatusInternalServerError, req.URL, nil), err
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}
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body, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return response(method, http.StatusInternalServerError, req.URL, nil), err
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}
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defer resp.Body.Close()
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if resp.StatusCode == 200 {
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return response(method, resp.StatusCode, resp.Request.URL, body), nil
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}
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return response(method, resp.StatusCode, req.URL, nil), apiError(r.URL, path, resp.StatusCode)
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}
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// AsyncAPI send requests concurrently
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func AsyncAPI(method string, r *Options, path string, data []byte, ch chan *Response, chFinished chan bool, chError chan error) {
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resp, err := API(method, r, path, data)
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defer func() {
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chFinished <- true
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}()
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if err != nil {
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ch <- response(method, resp.StatusCode, resp.URL, nil)
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chError <- err
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return
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}
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if resp.StatusCode == 200 {
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ch <- response(method, resp.StatusCode, resp.URL, resp.Body)
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return
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}
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ch <- response(method, resp.StatusCode, resp.URL, nil)
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chError <- apiError(r.URL, path, resp.StatusCode)
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}
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// JSONReq Request
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type JSONReq struct {
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StatusCode int
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Body map[string]interface{}
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}
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// JSONParse parses json data
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func JSONParse(r *Options, path string) (*JSONReq, error) {
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var result map[string]interface{}
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resp, err := API(http.MethodGet, r, path, nil)
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if err != nil {
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fmt.Println(err)
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return &JSONReq{StatusCode: resp.StatusCode}, err
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}
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json.Unmarshal(resp.Body, &result)
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return &JSONReq{StatusCode: resp.StatusCode, Body: result}, nil
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}
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