refreshToken method
Implementation
Future<bool> refreshToken() async {
if (refreshTokenStr == null) return false;
try {
final res = await dio.post(
"/auth/refresh",
data: {"refresh_token": refreshTokenStr},
);
accessToken = res.data["access_token"];
refreshTokenStr = res.data["refresh_token"];
return true;
} catch (_) {
return false;
}
}