Handle absent media and selection state safely

src/utils/tdlib.rs

@@ -9,15 +9,17 @@ extern "C" {
 /// Отключаем логи TDLib синхронно, до создания клиента
 pub fn disable_tdlib_logs() {
     let request = r#"{"@type":"setLogVerbosityLevel","new_verbosity_level":0}"#;
-    let c_request = CString::new(request).unwrap();
-    unsafe {
-        let _ = td_execute(c_request.as_ptr());
+    if let Ok(c_request) = CString::new(request) {
+        unsafe {
+            let _ = td_execute(c_request.as_ptr());
+        }
     }
 
     // Также перенаправляем логи в никуда
     let request2 = r#"{"@type":"setLogStream","log_stream":{"@type":"logStreamEmpty"}}"#;
-    let c_request2 = CString::new(request2).unwrap();
-    unsafe {
-        let _ = td_execute(c_request2.as_ptr());
+    if let Ok(c_request2) = CString::new(request2) {
+        unsafe {
+            let _ = td_execute(c_request2.as_ptr());
+        }
     }
 }