Fix for file namings

internal/request/errors.go

@@ -0,0 +1,23 @@
+package request
+
+type HTTPError struct {
+	StatusCode int
+	Message    string
+	Code       string
+}
+
+func (e *HTTPError) Error() string {
+	return e.Message
+}
+
+var HosterUnavailableError = &HTTPError{
+	StatusCode: 503,
+	Message:    "Hoster is unavailable",
+	Code:       "hoster_unavailable",
+}
+
+var ErrLinkBroken = &HTTPError{
+	StatusCode: 404,
+	Message:    "File is unavailable",
+	Code:       "file_unavailable",
+}