using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.ComponentModel.DataAnnotations;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using XdCxRhDW.Dto.Attribute;

namespace XdCxRhDW.Dto
{
    /// <summary>
    /// 检测计算模型
    /// </summary>
    public class DetectDto : IValidatableObject
    {
        /// <summary>
        /// 调用Upload接口上传文件后返回的文件名
        /// </summary>
        [FileMustExist]
        public string file1 { get; set; }

        /// <summary>
        /// 检测类型
        /// </summary>
        public EnumSigCheckTypeDto dmcType { get; set; }

        /// <summary>
        /// 多个检测类型时是否合并检测结果(重叠的信号只算一个,重叠区域超过500样点则认为是同一个)
        /// </summary>
        public bool mergeRes { get; set; } = false;

        /// <summary>
        /// 采样率 Hz
        /// </summary>
        [RangeDouble(0, 100e6, IncludeMin = true)]
        public double fsHz { get; set; }

        /// <summary>
        /// 信号带宽(KHz,只对IBS信号有效,默认25KHz)
        /// </summary>
        [RangeDouble(0, 100)]
        public double band { get; set; } = 25;

        /// <summary>
        /// 是否对信号进行识别(获取调制类型、速率、频偏等)
        /// </summary>
        public bool SigProc { get; set; } = false;

        /// <summary>
        /// 超时时间(单位秒,默认30秒)
        /// </summary>
        [RangeInt(10, 600, IncludeMin = true)]
        public int TimeoutSeconds { get; set; } = 30;
        /// <summary>
        /// 
        /// </summary>
        /// <param name="validationContext"></param>
        /// <returns></returns>
        public IEnumerable<ValidationResult> Validate(ValidationContext validationContext)
        {
            var fields = typeof(EnumSigCheckTypeDto).GetFields().Where(p => p.FieldType.IsEnum);
            bool hasError = true;
            foreach (var field in fields)
            {
                var value = field.GetValue(null);
                if (this.dmcType.HasFlag((Enum)value))
                {
                    hasError = false;
                    break;
                }
            }
            if (hasError)
                yield return new ValidationResult("检测类型错误", new[] { nameof(this.dmcType) });
            else
            {
                if (dmcType.HasFlag(EnumSigCheckTypeDto.Normal))
                {
                    yield return new ValidationResult("常规信号不需要检测", new[] { nameof(this.dmcType) });
                }
                if (dmcType.HasFlag(EnumSigCheckTypeDto.DAMA) && fsHz != 96000)
                {
                    yield return new ValidationResult("DAMA检测采样率只支持96K", new[] { nameof(this.fsHz) });
                }
                if (dmcType.HasFlag(EnumSigCheckTypeDto.IBS) && band != 5 && band != 25)
                {
                    yield return new ValidationResult("IBS检测信号带宽只支持5K、25K两种", new[] { nameof(this.band) });
                }
            }
            yield return null;
        }
    }
}