mindxdl--common--http

// Copyright (c) 2021. Huawei Technologies Co., Ltd. All rights reserved.

// Package common this file for send internal http request
package common

import (
   "encoding/json"
   "io/ioutil"
   "net/http"
   "strings"
   "time"
)

// HTTPHandler send inner request
type HTTPHandler struct {
   Client *http.Client
}

// Get get
func (handler *HTTPHandler) Get(url, params string, header map[string]string,
   timeOut time.Duration) (*ResultMsg, error) {
   return handler.sendRequest(http.MethodGet, url, params, header, timeOut)
}

// Post post
func (handler *HTTPHandler) Post(url, params string, header map[string]string,
   timeOut time.Duration) (*ResultMsg, error) {
   return handler.sendRequest(http.MethodPost, url, params, header, timeOut)
}

// Delete delete
func (handler *HTTPHandler) Delete(url, params string, header map[string]string,
   timeOut time.Duration) (*ResultMsg, error) {
   return handler.sendRequest(http.MethodDelete, url, params, header, timeOut)
}

// SetHeader SetHeader
func (handler *HTTPHandler) SetHeader(req *http.Request, header map[string]string) {
   if header == nil || req == nil {
      return
   }

   for key, val := range header {
      req.Header.Set(key, val)
   }
}

// NewRequest NewRequest
func (handler *HTTPHandler) NewRequest(method, url, params string) (*http.Request, error) {
   if params != "" {
      return http.NewRequest(method, url, strings.NewReader(params))
   }

   return http.NewRequest(method, url, nil)
}

func (handler *HTTPHandler) sendRequest(method, url, params string, header map[string]string,
   timeOut time.Duration) (*ResultMsg, error) {
   req, err := handler.NewRequest(method, url, params)
   if err != nil {
      return nil, err
   }

   handler.SetHeader(req, header)

   handler.Client.Timeout = timeOut
   resp, err := handler.Client.Do(req)
   if err != nil {
      return nil, err
   }
   defer resp.Body.Close()

   responseBody, err := ioutil.ReadAll(resp.Body)
   responseData := ResultMsg{}
   if err = json.Unmarshal(responseBody, &responseData); err != nil {
      return nil, err
   }

   return &responseData, nil
}
巴特西

mindxdl--common--http_handler.go

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