feat: add support of functional options to file content download

api/client.go

@@ -94,17 +94,25 @@ func WithContext(ctx context.Context) Option {
 	}
 }
 
-// call is in charge of handling common CTFd API behaviours,
-// like dealing with status codes and JSON errors.
-func call(client *Client, req *http.Request, dst any, opts ...Option) error {
+func applyOpts(req *http.Request, opts ...Option) *http.Request {
 	reqopts := &options{
 		Ctx: context.Background(),
 	}
+
 	for _, opt := range opts {
 		opt.apply(reqopts)
 	}
+
 	req = req.WithContext(reqopts.Ctx)
 
+	return req
+}
+
+// call is in charge of handling common CTFd API behaviours,
+// like dealing with status codes and JSON errors.
+func call(client *Client, req *http.Request, dst any, opts ...Option) error {
+	req = applyOpts(req, opts...)
+
 	// Set API base URL
 	newUrl, err := url.Parse("/api/v1" + req.URL.String())
 	if err != nil {

api/files.go

@@ -74,12 +74,13 @@ type InputFile struct {
 
 // GetFileContent is a helper leveraging the CTFd API that
 // downloads a file's content given its location.
-func (client *Client) GetFileContent(file *File) ([]byte, error) {
+func (client *Client) GetFileContent(file *File, opts ...Option) ([]byte, error) {
 	if file == nil {
 		return nil, errors.New("can't get file from a nil value")
 	}
 
 	req, _ := http.NewRequest(http.MethodGet, fmt.Sprintf("/files/%s", file.Location), nil)
+	req = applyOpts(req, opts...)
 	res, err := client.Do(req)
 	if err != nil {
 		return nil, err