using Ips.Library.Basic;
using Ips.Library.Entity;
using Ips.Library.Signals;
using Microsoft.Extensions.Logging;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Ips.Service.CapServer
{
    /// <summary>
    /// 采集处理服务
    /// </summary>
    public class AdcService
    {
        private bool isBusy = false;
        /// <summary>
        /// 启动采集
        /// </summary>
        /// <param name="dto"></param>
        /// <returns></returns>
        public async Task<AdcResult> StartAsync(AdcOptions dto)
        {
            if (isBusy)
            {
                throw new Exception("上次采集未结束");
            }
            try
            {
                if (dto.CardType.GetEnumDisplayName() != AppConst.CardType.GetEnumDisplayName())
                {
                    throw new Exception($"采集卡类型不匹配,采集服务配置={AppConst.CardType.GetEnumDisplayName()},任务设置={dto.CardType.GetEnumDisplayName()}");
                }
                isBusy = true;
                string test = Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "test.dat");//测试数据
                var bytes = File.ReadAllBytes(test);
                var res = await Task.Run(() =>
                {
                    var freqs = dto.Channels[0].Signals.Select(p => p.FreqUp / 1e6);
                    IpsLogger.Info($"接收【常规采集】任务,存储目录[{dto.StorePath}],频点[{string.Join(",", freqs)}]");
                    string addate = Path.Combine(dto.StorePath, dto.StartTime.ToString("yyyyMMdd_HH"));//20240131_10
                    Directory.CreateDirectory(addate);
                    AdcResult adcResult = new AdcResult(dto.StartTime, dto.StorePath);
                    List<SignalFile> signalFiles = new List<SignalFile>();
                    string downloadUrl = $"http://{AppConst.LocalIp}:{AppConst.LocalPort}/api/AdFile/Download";
                    for (int i = 0; i < dto.Channels.Count; i++)
                    {
                        var channel = dto.Channels[i];
                        for (int j = 0; j < channel.Signals.Count; j++)
                        {
                            var chsignal = channel.Signals[j];
                            var fsad = dto.ClockFreq / dto.Mutil;
                            SignalFile signal = new SignalFile()
                            {
                                AdcCode = channel.AdcCode,
                                ChNum = channel.ChNum,
                                BandWidth = chsignal.BandWidth,
                                Fs = (int)fsad,
                                SiteCode = channel.SiteCode,
                                SatNum = chsignal.SigName,
                                SigFreq = chsignal.FreqUp,
                                SigTime = dto.StartTime,
                                DownloadUrl = downloadUrl,
                            };
                            File.WriteAllBytes(Path.Combine(dto.StorePath, signal.DirectoryName, signal.FileName), bytes);
                            signalFiles.Add(signal);
                        }

                    }
                    adcResult.FileList = signalFiles;
                    IpsLogger.Info($"采集完成,数据下载url=[{downloadUrl}?fileName=]");
                    return adcResult;

                });
                isBusy = false;
                return res;
            }
            finally
            {
                await Task.Delay(5000);
                isBusy = false;
            }

        }
    }
}