using System;
using MediatR;
using Microsoft.EntityFrameworkCore;
using Teams.DbContexts;
using Teams.Entities;
using Teams.Queries;

namespace Teams.Handlers
{
	public class GetTeamByIdQueryHandler : IRequestHandler<GetTeamByIdQuery, Team>
	{
		private readonly TeamsContext _dbContext;

		public GetTeamByIdQueryHandler(TeamsContext dbContext)
		{
			_dbContext = dbContext ?? throw new ArgumentNullException(nameof(dbContext));
		}

		public async Task<Team> Handle(GetTeamByIdQuery request, CancellationToken cancellationToken)
		{
			return await _dbContext.Teams.Where(x => x.Id == request.TeamId).FirstOrDefaultAsync();
		}
	}
}