using CliWrap;
using CliWrap.Buffered;
using Ips.Library.Basic;
using Ips.Library.Entity;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Ips.EphAlgorithm
{
    public static class EphTleUtil
    {
        static readonly string CliFile = Path.Combine(IpsPath.CliRootDir, "tle", "tle.exe");

        public static async Task<ExeResult<EphResult>> Get(string line1, string line2, DateTime time, CancellationToken token = default)
        {
            if (time == DateTime.MinValue)
            {
                throw new Exception("双行根推算星历异常,时间未指定");
            }
            var cli = Cli.Wrap(CliFile)
                .WithArguments(builder =>
                {
                    builder.Add("calc");
                    builder.Add(line1, true);
                    builder.Add(line2, true);
                    builder.Add(time.ToString("yyyyMMddHHmmss"), false);
                });
            var res = await cli.ExecuteBufferedAsync(token);
            EphResult result = EphResult.FromString(res.StandardOutput);
            result.Time = time;
            return ExeResult.Create(result, cli.Arguments, res.StartTime, res.ExitTime, res.ExitCode, res.StandardError);
        }

        public static async Task<ExeResult<EphResult[]>> GetRange(string line1, string line2, DateTime time, int period, int times, CancellationToken token = default)
        {
            if (time == DateTime.MinValue)
            {
                throw new Exception("双行根推算星历异常,时间未指定");
            }
            var etime = time.AddSeconds(period * times);
            var cli = Cli.Wrap(CliFile)
                .WithArguments(builder =>
                {
                    //builder.Add("-a", false).Add(line1, true);
                    //builder.Add("-b", false).Add(line2, true);
                    //builder.Add("-t", false).Add(DateTimeUtil.To1970s(time), false);
                    //builder.Add("-p").Add(period);
                    //builder.Add("-c").Add(times);
                    builder.Add("range");
                    builder.Add(line1, true);
                    builder.Add(line2, true);
                    builder.Add(time.ToString("yyyyMMddHHmmss"), false);
                    builder.Add(etime.ToString("yyyyMMddHHmmss"), false);
                    builder.Add("-t").Add(period.ToString());
                });
            var res = await cli.ExecuteBufferedAsync(token);
            var ephResults = EphResult.FromListString(res.StandardOutput);
            return ExeResult.Create(ephResults, cli.Arguments, res.StartTime, res.ExitTime, res.ExitCode, res.StandardError);
        }
    }
}