87 lines
2.9 KiB
C#
87 lines
2.9 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.ComponentModel.DataAnnotations.Schema;
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using System.Linq;
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using System.Web;
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namespace OSS.Models
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{
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public class ExchangeRate
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{
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public int Id { get; set; }
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public string Currency { get; set; }
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public string CurrencyDesc { get; set; }
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public decimal Rate { get; set; }
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public string ToString(){
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return Currency+" "+Rate;
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}
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}
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public class CurrencyUtils
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{
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private static readonly string[] ones = { "", "One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight", "Nine" };
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private static readonly string[] teens = { "Ten", "Eleven", "Twelve", "Thirteen", "Fourteen", "Fifteen", "Sixteen", "Seventeen", "Eighteen", "Nineteen" };
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private static readonly string[] tens = { "", "", "Twenty", "Thirty", "Forty", "Fifty", "Sixty", "Seventy", "Eighty", "Ninety" };
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public static string ToWords(decimal number)
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{
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if (number == 0)
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return "Zero";
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// Split the number into integer and fractional parts
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int integerPart = (int)Math.Floor(number);
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int fractionalPart = (int)((number - integerPart) * 100);
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// Convert integer part to words
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string integerWords = ConvertIntegerToWords(integerPart);
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// Convert fractional part to words
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string fractionalWords = ConvertFractionalToWords(fractionalPart);
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// Combine the words for integer and fractional parts
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string result = integerWords + (fractionalWords != null? " and " + fractionalWords : "");
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return result.Trim();
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}
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private static string ConvertIntegerToWords(int number)
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{
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if (number < 10)
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return ones[number];
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if (number < 20)
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return teens[number - 10];
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if (number < 100)
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return tens[number / 10] + " " + ones[number % 10];
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if (number < 1000)
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return ones[number / 100] + " Hundred " + ConvertIntegerToWords(number % 100);
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if (number < 1000000)
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return ConvertIntegerToWords(number / 1000) + " Thousand " + ConvertIntegerToWords(number % 1000);
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if (number < 1000000000)
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return ConvertIntegerToWords(number / 1000000) + " Million " + ConvertIntegerToWords(number % 1000000);
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return "Number out of range";
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}
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private static string ConvertFractionalToWords(int number)
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{
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if (number == 0)
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return null;
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if (number < 10)
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return ones[number] + " Cents";
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if (number < 20)
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return teens[number - 10] + " Cents";
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return tens[number / 10] + " " + ones[number % 10] + " Cents";
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}
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}
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} |