WebAPISignalRChat/Backend/Diligent.WebAPI.Business/Services/RoomRepository.cs

using Diligent.WebAPI.Business.Interfaces;
using Diligent.WebAPI.Data;
using Diligent.WebAPI.Data.Entities;
using Diligent.WebAPI.Data.HelperModels;
using MongoDB.Driver;

namespace Diligent.WebAPI.Business.Services
{
    public class RoomRepository : BaseRepository<Room>, IRoomRepository
    {
        protected new IMongoCollection<Room> _dbCollection;

        public RoomRepository(IMongoDBContext context) : base(context)
        {
            _dbCollection = _mongoContext.GetCollection<Room>(typeof(Room).Name);
        }

        public async Task AddCustomerToRoom(Room room, string customerId)
        {
            room.Customers.Add(new CustomerDTO { CustomerId = customerId, DateOfEnteringRoom = DateTime.Now });

            await _dbCollection.ReplaceOneAsync(x => x.Id == room.Id, room);
        }

        public async Task AddMessage(Room room, Message message)
        {
            room.Messages.Add(message);
            await _dbCollection.ReplaceOneAsync(x => x.Id == room.Id, room);
        }

        public async Task<List<Room>> GetRoomsWhichSupportCreated(string supportId) =>
            await _dbCollection.Find(k => k.CreatedBy == supportId).ToListAsync();

        public async Task LeaveChatRoom(Room room, CustomerDTO userConnection)
        {
            room.Customers.Remove(userConnection);

            await _dbCollection.ReplaceOneAsync(x => x.Id == room.Id, room);
        }
    }
}