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DateCodeGenerator.cs
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DateCodeGenerator.cs
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using System;
using System.Globalization;
namespace LouVuiDateCode
{
public static class DateCodeGenerator
{
/// <summary>
/// Generates a date code using rules from early 1980s.
/// </summary>
/// <param name="manufacturingYear">A manufacturing year.</param>
/// <param name="manufacturingMonth">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string GenerateEarly1980Code(uint manufacturingYear, uint manufacturingMonth)
{
// help 163 str DATEcodeparser
if (manufacturingYear < 1980 || manufacturingYear >= 1990 || manufacturingMonth > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingYear));
}
string returN = (manufacturingYear - 1900).ToString(CultureInfo.CurrentCulture) + manufacturingMonth.ToString(CultureInfo.CurrentCulture);
return returN;
}
/// <summary>
/// Generates a date code using rules from early 1980s.
/// </summary>
/// <param name="manufacturingDate">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string GenerateEarly1980Code(DateTime manufacturingDate)
{
if (manufacturingDate.Year < 1980 || manufacturingDate.Year >= 1990 || manufacturingDate.Month > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingDate));
}
return (manufacturingDate.Year - 1900).ToString(CultureInfo.CurrentCulture) + manufacturingDate.Month.ToString(CultureInfo.CurrentCulture);
}
/// <summary>
/// Generates a date code using rules from late 1980s.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingYear">A manufacturing year.</param>
/// <param name="manufacturingMonth">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string GenerateLate1980Code(string factoryLocationCode, uint manufacturingYear, uint manufacturingMonth)
{
if (manufacturingYear < 1980 || manufacturingYear >= 1990 || manufacturingMonth > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingYear));
}
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
string returN = (manufacturingYear - 1900).ToString(CultureInfo.CurrentCulture) + manufacturingMonth.ToString(CultureInfo.CurrentCulture) + factoryLocationCode.ToUpper(CultureInfo.CurrentCulture);
return returN;
}
/// <summary>
/// Generates a date code using rules from late 1980s.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingDate">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string GenerateLate1980Code(string factoryLocationCode, DateTime manufacturingDate)
{
if (manufacturingDate.Year < 1980 || manufacturingDate.Year >= 1990 || manufacturingDate.Month > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingDate));
}
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
return (manufacturingDate.Year - 1900).ToString(CultureInfo.CurrentCulture) + manufacturingDate.Month.ToString(CultureInfo.CurrentCulture) + factoryLocationCode.ToUpper(CultureInfo.CurrentCulture);
}
/// <summary>
/// Generates a date code using rules from 1990 to 2006 period.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingYear">A manufacturing year.</param>
/// <param name="manufacturingMonth">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string Generate1990Code(string factoryLocationCode, uint manufacturingYear, uint manufacturingMonth)
{
if (manufacturingYear < 1990 || manufacturingYear > 2006 || manufacturingMonth > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingYear));
}
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
if (manufacturingMonth.ToString(CultureInfo.CurrentCulture).Length == 1)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + 0 + manufacturingYear.ToString(CultureInfo.CurrentCulture)[2] + manufacturingMonth.ToString(CultureInfo.CurrentCulture)[0] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[3];
}
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + manufacturingMonth.ToString(CultureInfo.CurrentCulture)[0] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[2] + manufacturingMonth.ToString(CultureInfo.CurrentCulture)[1] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[3];
}
/// <summary>
/// Generates a date code using rules from 1990 to 2006 period.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingDate">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string Generate1990Code(string factoryLocationCode, DateTime manufacturingDate)
{
if (manufacturingDate.Year < 1990 || manufacturingDate.Year > 2006 || manufacturingDate.Month > 12)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingDate));
}
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
if (manufacturingDate.Month.ToString(CultureInfo.CurrentCulture).Length == 1)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + 0 + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + manufacturingDate.Month.ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[3];
}
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + manufacturingDate.Month.ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + manufacturingDate.Month.ToString(CultureInfo.CurrentCulture)[1] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[3];
}
/// <summary>
/// Generates a date code using rules from post 2007 period.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingYear">A manufacturing year.</param>
/// <param name="manufacturingWeek">A manufacturing week number.</param>
/// <returns>A generated date code.</returns>
public static string Generate2007Code(string factoryLocationCode, uint manufacturingYear, uint manufacturingWeek)
{
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
if (manufacturingWeek > ISOWeek.GetWeekOfYear(new DateTime((int)manufacturingYear, 12, 30)))
{
throw new ArgumentOutOfRangeException(nameof(manufacturingYear));
}
if (manufacturingYear < 2007 || manufacturingYear > DateTime.Today.Year || manufacturingWeek < 1)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingYear));
}
if (manufacturingWeek.ToString(CultureInfo.CurrentCulture).Length == 1)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + 0 + manufacturingYear.ToString(CultureInfo.CurrentCulture)[2] + manufacturingWeek.ToString(CultureInfo.CurrentCulture)[0] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[3];
}
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + manufacturingWeek.ToString(CultureInfo.CurrentCulture)[0] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[2] + manufacturingWeek.ToString(CultureInfo.CurrentCulture)[1] + manufacturingYear.ToString(CultureInfo.CurrentCulture)[3];
}
/// <summary>
/// Generates a date code using rules from post 2007 period.
/// </summary>
/// <param name="factoryLocationCode">A two-letter factory location code.</param>
/// <param name="manufacturingDate">A manufacturing date.</param>
/// <returns>A generated date code.</returns>
public static string Generate2007Code(string factoryLocationCode, DateTime manufacturingDate)
{
if (string.IsNullOrEmpty(factoryLocationCode))
{
throw new ArgumentNullException(nameof(factoryLocationCode));
}
int number;
if (factoryLocationCode.Length != 2 || int.TryParse(factoryLocationCode[0].ToString(), out number) || int.TryParse(factoryLocationCode[1].ToString(), out number))
{
throw new ArgumentException("no", nameof(factoryLocationCode));
}
if (manufacturingDate.Year < 2007 || manufacturingDate.Year > DateTime.Today.Year)
{
throw new ArgumentOutOfRangeException(nameof(manufacturingDate));
}
if (manufacturingDate.Month == 1 && ISOWeek.GetWeekOfYear(manufacturingDate) == 52)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[1] + (manufacturingDate.Year - 1).ToString(CultureInfo.CurrentCulture)[3];
}
if (manufacturingDate.Month == 1 && ISOWeek.GetWeekOfYear(manufacturingDate) == 53)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[1] + (manufacturingDate.Year - 1).ToString(CultureInfo.CurrentCulture)[3];
}
if (ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture).Length == 1)
{
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + 0 + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[3];
}
return factoryLocationCode.ToUpper(CultureInfo.CurrentCulture) + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[0] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[2] + ISOWeek.GetWeekOfYear(manufacturingDate).ToString(CultureInfo.CurrentCulture)[1] + manufacturingDate.Year.ToString(CultureInfo.CurrentCulture)[3];
}
}
}