using SweetChatService.Entity;

namespace SweetChatService.Services
{
    public class UserService
    {
        private readonly IFreeSql _fsql;

        public UserService(IFreeSql fsql) => _fsql = fsql;

        public User QueryUserByName(string username)
        {
            return _fsql.Select<User>()
                        .Where(u => u.Nickname == username)
                        .First();
        }

        public List<User> QueryUserFriends(long userId)
        {
            return _fsql.Select<User, Friend>()
                .InnerJoin((u, f) => u.Id == f.FriendId)
                .Where((u, f) => f.UserId == userId && f.Status == 1)
                .ToList((u, f) => u);
        }
    }
}