using MongoDB.Bson;
using MongoDB.Driver;
using System;
using System.Collections.Generic;
using System.Text;
using System.Threading.Tasks;

namespace MongoDb.Ado.data 
{
    public class DeleteHandlerAsync : IMongoOperationHandlerAsync
    {
        public async Task<int> HandleAsync(IMongoCollection<BsonDocument> collection, string json)
        {
            var doc = BsonDocument.Parse(json);
            var filter = doc["filter"].AsBsonDocument;
            var result =await collection.DeleteOneAsync(filter);
            return (int)result.DeletedCount;
        }
    }
}