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| package bhomedbapi
|
| import (
| "bytes"
| "encoding/json"
| "io/ioutil"
| "log"
| "net/http"
| "strings"
| "github.com/ajg/form"
| )
|
| type HttpClient struct{}
|
| //发起GET请求
| func (httpApi HttpClient) DoGetRequest(url string, params map[string]string, headers map[string]string) ([]byte, error) {
| var body []byte
| request, err := http.NewRequest("GET", url, nil)
| if err != nil {
| return body, err
| }
| // add params
| query := request.URL.Query()
| if params != nil {
| for key, val := range params {
| query.Add(key, val)
| }
| request.URL.RawQuery = query.Encode()
| }
| // add headers
| if headers != nil {
| for key, val := range headers {
| request.Header.Add(key, val)
| }
| }
| client := &http.Client{}
| resp, err := client.Do(request)
| if err != nil {
| return body, err
| }
| defer resp.Body.Close()
| body, err = ioutil.ReadAll(resp.Body)
| if err != nil {
| return body, err
| }
| return body, nil
| }
|
| //发起POST请求
| func (httpApi HttpClient) DoPostRequest(url string, contentType string, body map[string]interface{}, params map[string]string, headers map[string]string) ([]byte, error) {
| var resultBytes []byte
| var request *http.Request
| var err error
| if contentType == CONTENT_TYPE_FORM || contentType == CONTENT_TYPE_MULFORM {
| formData,err := form.EncodeToString(body)
| if err !=nil {
| return resultBytes,err
| }
| request, err = http.NewRequest("POST",url,strings.NewReader(formData))
| if err !=nil {
| return resultBytes,err
| }
| } else {
| var bodyJson []byte
| if body != nil {
| var err error
| bodyJson, err = json.Marshal(body)
| if err != nil {
| return resultBytes, err
| }
| }
| request, err = http.NewRequest("POST", url, bytes.NewBuffer(bodyJson))
| if err != nil {
| return resultBytes, err
| }
| }
|
| request.Header.Set("Content-type", contentType)
| //add params
| q := request.URL.Query()
| if params != nil {
| for key, val := range params {
| q.Add(key, val)
| }
| request.URL.RawQuery = q.Encode()
| }
| // add headers
| if headers != nil {
| for key, val := range headers {
| request.Header.Add(key, val)
| }
| }
| client := &http.Client{}
| resp, err := client.Do(request)
| if err != nil {
| return resultBytes, err
| }
| defer resp.Body.Close()
| resultBytes, err = ioutil.ReadAll(resp.Body)
| if err != nil {
| return resultBytes, err
| }
| return resultBytes, nil
| }
|
| //构造put请求
| func (httpApi HttpClient) DoPutRequest(url string, contentType string, body map[string]interface{}, headers map[string]string) ([]byte, error) {
| var resultBytes []byte
| var bodyJson []byte
| if body != nil {
| var err error
| bodyJson, err = json.Marshal(body)
| if err != nil {
| return resultBytes, err
| }
| }
| request, err := http.NewRequest("PUT", url, bytes.NewBuffer(bodyJson))
| if err != nil {
| log.Println(err)
| return resultBytes, err
| }
| request.Header.Set("Content-type", contentType)
| // add headers
| if headers != nil {
| for key, val := range headers {
| request.Header.Add(key, val)
| }
| }
| client := &http.Client{}
| resp, err := client.Do(request)
| if err != nil {
| return resultBytes, err
| }
| defer resp.Body.Close()
| resultBytes, err = ioutil.ReadAll(resp.Body)
| if err != nil {
| return resultBytes, err
| }
| return resultBytes, nil
| }
|
| //构造delete请求
| func (httpApi HttpClient) DoDeleteRequest(url string, contentType string, body map[string]interface{}, headers map[string]string) ([]byte, error) {
| var resultBytes []byte
| var bodyJson []byte
| if body != nil {
| var err error
| bodyJson, err = json.Marshal(body)
| if err != nil {
| return resultBytes, err
| }
| }
| request, err := http.NewRequest("DELETE", url, bytes.NewBuffer(bodyJson))
| if err != nil {
| log.Println(err)
| return resultBytes, err
| }
| request.Header.Set("Content-type", contentType)
| // add headers
| if headers != nil {
| for key, val := range headers {
| request.Header.Add(key, val)
| }
| }
| client := &http.Client{}
| resp, err := client.Do(request)
| if err != nil {
| return resultBytes, err
| }
| defer resp.Body.Close()
| resultBytes, err = ioutil.ReadAll(resp.Body)
| if err != nil {
| return resultBytes, err
| }
| return resultBytes, nil
| }
|
|
