loadReviewsForProviderScreen function

Future<String?> loadReviewsForProviderScreen(
  1. String providerId
)

Implementation

Future<String?> loadReviewsForProviderScreen(String providerId) async{
  try{
    var querySnapshot = await FirebaseFirestore.instance.collection("reviews")
        .where("provider", isEqualTo: providerId).get(); //  parent.currentProvider.id
    reviewsRate = 0;
    reviewsRateString = "";
    _work(querySnapshot);
    if (reviews.isNotEmpty)
      _calculateReview();
  }catch(ex){
    return "model loadReviews " + ex.toString();
  }
  return null;
}