fix(189pc/189tv): request panic when login failed (#1428)

Author: KirCute

drivers/189_tv/utils.go

@@ -70,6 +70,9 @@ func (y *Cloud189TV) request(url, method string, callback base.ReqCallback, para
 }
 
 func (y *Cloud189TV) requestWithRetry(url, method string, callback base.ReqCallback, params map[string]string, resp interface{}, retryCount int, isFamily ...bool) ([]byte, error) {
+	if y.tokenInfo == nil {
+		return nil, fmt.Errorf("login failed")
+	}
 	req := y.client.R().SetQueryParams(clientSuffix())
 
 	if params != nil {

drivers/189pc/utils.go

@@ -90,6 +90,9 @@ func (y *Cloud189PC) EncryptParams(params Params, isFamily bool) string {
 }
 
 func (y *Cloud189PC) request(url, method string, callback base.ReqCallback, params Params, resp interface{}, isFamily ...bool) ([]byte, error) {
+	if y.getTokenInfo() == nil {
+		return nil, fmt.Errorf("login failed")
+	}
 	req := y.getClient().R().SetQueryParams(clientSuffix())
 
 	// 设置params