110 lines
2.6 KiB
Go
110 lines
2.6 KiB
Go
package request
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import (
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"bytes"
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"context"
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"fmt"
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"io"
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"net/http"
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)
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type Options struct {
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Headers http.Header
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StatusCodeFunc func(int) bool
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HttpClient *http.Client
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}
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func NewOptions(options ...Option) *Options {
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o := &Options{
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Headers: http.Header{
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"Content-Type": []string{"application/json"},
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},
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StatusCodeFunc: func(code int) bool {
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return code == http.StatusOK
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},
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HttpClient: http.DefaultClient,
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}
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for _, option := range options {
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option(o)
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}
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return o
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}
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type Option func(*Options)
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func WithHeaders(headers http.Header) Option {
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return func(options *Options) {
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options.Headers = headers
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}
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}
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func WithHttpClient(httpClient *http.Client) Option {
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return func(options *Options) {
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options.HttpClient = httpClient
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}
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}
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func WithStatusCodeFunc(statusCodeFunc func(int) bool) Option {
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return func(options *Options) {
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options.StatusCodeFunc = statusCodeFunc
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}
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}
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func POST(ctx context.Context, url string, body []byte, options *Options) (http.Header, []byte, error) {
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return Request(ctx, http.MethodPost, url, body, options)
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}
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func GET(ctx context.Context, url string, options *Options) (http.Header, []byte, error) {
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return Request(ctx, http.MethodGet, url, nil, options)
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}
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func PUT(ctx context.Context, url string, body []byte, options *Options) (http.Header, []byte, error) {
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return Request(ctx, http.MethodPut, url, body, options)
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}
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func Post(ctx context.Context, url string, body []byte, options ...Option) (http.Header, []byte, error) {
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return Request(ctx, http.MethodPost, url, body, NewOptions(options...))
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}
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func Get(ctx context.Context, url string, options ...Option) (http.Header, []byte, error) {
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return Request(ctx, http.MethodGet, url, nil, NewOptions(options...))
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}
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func Put(ctx context.Context, url string, body []byte, options ...Option) (http.Header, []byte, error) {
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return Request(ctx, http.MethodPut, url, body, NewOptions(options...))
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}
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func Request(_ context.Context, method, url string, body []byte, o *Options) (http.Header, []byte, error) {
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req, err := http.NewRequest(method, url, bytes.NewBuffer(body))
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if err != nil {
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return nil, nil, fmt.Errorf("创建HTTP请求失败: %w", err)
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}
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req.Header = o.Headers
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resp, err := o.HttpClient.Do(req)
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if err != nil {
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return nil, nil, fmt.Errorf("发送请求失败,err:%w", err)
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}
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defer resp.Body.Close()
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bodyBytes, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, nil, fmt.Errorf("读取响应体失败: %w", err)
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}
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if !o.StatusCodeFunc(resp.StatusCode) {
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return nil, nil, fmt.Errorf("请求异常:%s", resp.Status)
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}
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return resp.Header, bodyBytes, nil
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}
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