49 lines
1.6 KiB
C#
49 lines
1.6 KiB
C#
using System;
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using System.Collections.Generic;
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using System.ComponentModel.DataAnnotations;
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using System.Linq;
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using System.Web;
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using System.Reflection;
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namespace Weee.Models.ExtensionMethods
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{
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public static class Extension
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{
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// to use this function , pease make sure all the enum value have a display attribute
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public static string DisplayString(this Enum enumValue)
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{
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var enumType = enumValue.GetType();
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var Resource = enumType.GetMember(enumValue.ToString())
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.First()
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.GetCustomAttribute<DisplayAttribute>()
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.ResourceType;
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var name = enumType.GetMember(enumValue.ToString())
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.First()
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.GetCustomAttribute<DisplayAttribute>()
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.Name;
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return Resource.GetProperty(name).GetValue(name).ToString();
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}
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public static int Months(this LCA LCAValue)
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{
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return LCAValue.EndDate.Month - LCAValue.StartDate.Month + 1 + 12 * (LCAValue.EndDate.Year - LCAValue.StartDate.Year);
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}
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public static string MonthLabel(this MonthlyData Value)
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{
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if ((Value.StartBase + Value.Index) % 12 == 0) return "12";
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return ((Value.StartBase + Value.Index) % 12).ToString();
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}
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public static decimal Multiply(this IEnumerable<decimal> self)
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{
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decimal result = 1m;
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foreach (var item in self)
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{
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result =result* item;
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}
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return result;
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}
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}
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}
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