using EleWise.ELMA.ComponentModel;
using EleWise.ELMA.Templates;
using EleWise.TemplateGenerator;
using EleWise.TemplateGenerator.Functions;
using System;
using System.Linq;
using Impeltech.Bank.Helpers;
using Impeltech.Bank.Models;
namespace Impeltech.Bank.Extensions
{
    [Component]
    public class BankTemplateGenerator : ITemplateGeneratorFunctionsContainer
    {
        // ReSharper disable once InconsistentNaming
        public static FormatedValue EQLTodayAdd(FunctionEvaluationContext context)
        {
            var result = DateTime.Today.ToString("yyyy, MM, dd");
            if (context?.Parameters == null || context.Parameters.Count <= 0)
                return new FormatedValue(result);
            var ctxParam = context.Parameters[0];
            if (ctxParam == null) return new FormatedValue(result);
            var count =  Convert.ToInt32(ctxParam.Value);
            var type = string.Empty;
            var ctxParam2 = context.Parameters[1];
            if (ctxParam2 != null)
            {
                type = Convert.ToString( ctxParam2.Value);
            }
            switch (type) {
                case "Year":
                    result = DateTime.Today.AddYears(count).ToString("yyyy, MM, dd");
                    break;
                case "Month":
                    result = DateTime.Today.AddMonths(count).ToString("yyyy, MM, dd");
                    break;
                case "Day":
                    result = DateTime.Today.AddDays(count).ToString("yyyy, MM, dd");
                    break;
                default:
                    result = DateTime.Today.AddDays(count).ToString("yyyy, MM, dd");
                    break;
            }
            return new FormatedValue(result);
        }
        public static FormatedValue MoneyString(FunctionEvaluationContext context)
        {
            var result = string.Empty;
            if (context?.Parameters == null || context.Parameters.Count <= 0) return new FormatedValue(result);
            var ctxParam = context.Parameters[0];
            if (ctxParam == null) return new FormatedValue(result);
            if (ctxParam.Value is EleWise.ELMA.Common.Models.Money)
            {
                var val = (EleWise.ELMA.Common.Models.Money)ctxParam.Value;
                result = Managers.RurManager.MoneyString(val);
            }
            else
            {
                var val = Convert.ToDouble(ctxParam.Value);
                result = Managers.RurManager.MoneyString(val);
            }
            return new FormatedValue(result);
        }
        public static FormatedValue IndividualHasShare(FunctionEvaluationContext context)
        {
            if (context?.Parameters == null || context.Parameters.Count <= 0) return new FormatedValue(false);
            var ctxParam = context.Parameters[0];
            if (ctxParam == null) return new FormatedValue(false);
            var individual = ctxParam.Value as IIndividual;
            if (individual == null) return new FormatedValue(false);
            var ctxParam1 = context.Parameters[1];
            if (ctxParam1 == null) return new FormatedValue(false);
            var msp = ctxParam1.Value as ISubjectMSP;
            return msp == null ?
                new FormatedValue(false) :
                new FormatedValue(msp.Shares.Any(c=>c.Individual==individual));
        }
        public static FormatedValue IsUltimateBeneficiary(FunctionEvaluationContext context)
        {
            if (context?.Parameters == null || context.Parameters.Count <= 0) return new FormatedValue(string.Empty);
            var individual = context.Retrieve<IIndividual>(0);
            if (individual == null)
            {
                var subjectOwner = context.Retrieve<ISubjectOwner>(0);
                individual = subjectOwner.Individual;
            }
            var subjectMSP = context.Retrieve<ISubjectMSP>(1);
            var yesValue = context.Retrieve<string>(2) ?? "Да";
            var noValue = context.Retrieve<string>(3) ?? "Нет";
            var noAvaliableValue = context.Retrieve<string>(4) ?? string.Empty;
            if (individual==null || subjectMSP == null) return new FormatedValue(noAvaliableValue);
            var share = subjectMSP.Shares.FirstOrDefault(c => c.Individual == individual);
            return share?.IsUltimateBeneficiary == true ? new FormatedValue(yesValue): new FormatedValue(noValue);
        }
        public static FormatedValue DisplayEnum(FunctionEvaluationContext context)
        {
            if (context?.Parameters == null || context.Parameters.Count <= 0) return new FormatedValue(string.Empty);
            var enumParameter = context.Retrieve<object>(0);
            return
                new FormatedValue(
                    enumParameter != null ? EnumHelper.DisplayName(enumParameter) : string.Empty);
        }

    }
}