using System;
using System.Collections.Generic;
using System.Linq;

namespace MuchInfo.Chart.Data.Models
{
    /// <summary>
    /// 公式模型与编辑器中FormulaBase对应，保存一些图表参数。
    /// </summary>
    public class FormulaModel
    {
        /// <summary>
        /// 获取或设置编辑器中转换的用于生图表数据
        /// </summary>
        public List<IndicatorModel> IndicatorList { get; set; }

        /// <summary>
        /// 公式名称
        /// </summary>
        public string FormulaName { get; set; }

        public FormulaModel()
        {

        }

        public FormulaModel(string formulaName)
        {
            this.FormulaName = formulaName;
        }

        /// <summary>
        /// 是否是主图
        /// </summary>
        public bool IsMain
        {
            get
            {
                if (string.IsNullOrWhiteSpace(FormulaName)) return false;
                else
                {
                    return FormulaName.ToLower() == "main";
                }
            }

        }

        /// <summary>
        /// 是否是成交量
        /// </summary>
        public bool IsVolume
        {
            get
            {
                if (string.IsNullOrWhiteSpace(FormulaName)) return false;
                else
                {
                    return FormulaName.ToLower() == "vol";
                }
            }
        }

        /// <summary>
        /// 是否为主图指标
        /// </summary>
        public bool IsMainIndicator { get; set; }

        /// <summary>
        /// 编辑副图指标
        /// </summary>
        public ProgramModel EditProgram { get; set; }

        /// <summary>
        /// 设置计算公式的参数
        /// </summary>
        public void SetParamValue()
        {
            //formulaModel.FormulaName = this.Name;
            if (EditProgram == null || EditProgram.CustomParams==null || !EditProgram.CustomParams.Any()) return;
            string paramsStr = "(";
            foreach (var paramsName in EditProgram.CustomParams.Keys)
            {
                if (!EditProgram.DefaultParams.ContainsKey(paramsName)) throw new Exception("公式默认参数获取异常!");
                paramsStr += (string.IsNullOrEmpty(EditProgram.CustomParams[paramsName].Value)
                    ? EditProgram.DefaultParams[paramsName]
                    : EditProgram.CustomParams[paramsName].Value) + ",";
            }
            paramsStr = paramsStr.TrimEnd(',') + ")";
            this.FormulaName = EditProgram.Name + (paramsStr.Equals("()") ? string.Empty : paramsStr);
        }
    }
}