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| package requests
import ( "encoding/json" "errors" "fmt" "io" "log" "net/http" "net/url" "reflect" "strings" )
type Client struct { Url string Headers map[string][]string Params map[string][]string Content string Data interface{} Json interface{} }
type Response struct { Status string StatusCode int Body string }
func (c Client) newRequest(method string) (req *http.Request, err error) { if reflect.ValueOf(c.Url).IsZero() { err = errors.New(fmt.Sprintf("url is needed: client=%+v", c)) return } u, err := url.ParseRequestURI(c.Url) if err != nil { return }
if !reflect.ValueOf(c.Params).IsNil() { var params url.Values = c.Params u.RawQuery = params.Encode() }
body := "" if reflect.ValueOf(c.Headers).IsNil() { c.Headers = make(map[string][]string) } if !reflect.ValueOf(c.Content).IsZero() { body = c.Content } else if !reflect.ValueOf(c.Data).IsValid() { c.Headers["Content-Type"] = []string{"application/x-www-form-urlencoded"} var bodyBytes []byte bodyBytes, err = json.Marshal(c.Json) if err != nil { return } body = string(bodyBytes) } else if !reflect.ValueOf(c.Json).IsValid() { c.Headers["Content-Type"] = []string{"application/json"} var bodyBytes []byte bodyBytes, err = json.Marshal(c.Json) if err != nil { return } body = string(bodyBytes) }
req, err = http.NewRequest(method, u.String(), strings.NewReader(body)) if err != nil { return } req.Header = c.Headers return }
func (c Client) parseResponse(resp *http.Response) (response *Response, err error) { defer func(Body io.ReadCloser) { err := Body.Close() if err != nil { log.Printf("close response body failed: err=%s", err) } }(resp.Body) body, err := io.ReadAll(resp.Body) if err != nil { return } return &Response{ resp.Status, resp.StatusCode, string(body), }, nil }
func (c Client) Request(method string) (response *Response, err error) { req, err := c.newRequest(method) if err != nil { return } client := http.Client{} resp, err := client.Do(req) if err != nil { return } return c.parseResponse(resp) }
func (c Client) Get() (response *Response, err error) { return c.Request("GET") }
func (c Client) Post() (response *Response, err error) { return c.Request("POST") }
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