using LangGuan.Command.Model.EntityModel;
using Microsoft.Extensions.Configuration;
using MongoDB.Bson;
using MongoDB.Driver;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Threading.Tasks;

namespace LangGuan.Services
{
    public class RadarItemService : BaseService<RadarItems>
    {
        /// <summary>
        /// 
        /// </summary>
        /// <param name="config"></param>
        public RadarItemService(IConfiguration config) : base(config, nameof(RadarItems))
        {
        }
        /// <summary>
        /// 批量新加
        /// </summary>
        /// <param name="radarItems"></param>
        /// <returns></returns>
        public async Task AddMany(IEnumerable<RadarItems> radarItems)
        {
            await base.CreateManyAsync(radarItems);
        }
        /// <summary>
        /// 取结果
        /// </summary>
        /// <param name="ids"></param>
        /// <returns></returns>
        public async Task<IEnumerable<RadarItems>> GetByPids(IEnumerable<string> ids)
        {
            FilterDefinitionBuilder<RadarItems> builderFilter = Builders<RadarItems>.Filter;
            FilterDefinition<RadarItems> filter = builderFilter.In("pid", ids);
            var result = await base.FindListyFilter(filter);
            return result;
        }
        /// <summary>
        /// 取单条
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<List<IEnumerable<double>>> GetByPid(string id)
        {
            Expression<Func<RadarItems, bool>> exp = num => num.pid == id;
            var result = (await base.GetListWithExp(exp)).ToList().Select(s => s.Signal).ToList(); ;
            return result;
        }
        /// <summary>
        /// 
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public async Task<int> getcount(string id)
        {
            Expression<Func<RadarItems, bool>> exp = num => num.pid == id;
            var query = await base.GetListWithExp(exp);
            var ids = query.Select(s => s.Id).ToList();
            if (ids.Count > 36)
            {
                ids = ids.Take(ids.Count - 36).ToList();
                foreach (var item in ids)
                {
                    await base.RemoveAsync(item);
                }
            }
            return query.Count();
        }
    }
}