Joseph Doherty
80 lines
2.8 KiB
C#
80 lines
2.8 KiB
C#
namespace JdeScoping.DataSync.Services;
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/// <summary>
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/// Converts parameter values to JDE-specific formats with timezone support.
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/// </summary>
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public class ParameterFormatConverter
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{
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private readonly TimeZoneInfo _timezone;
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/// <summary>
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/// Initializes a new instance of the <see cref="ParameterFormatConverter"/> class.
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/// </summary>
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/// <param name="timezone">
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/// The timezone to use for conversions.
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/// Accepts "UTC", "LOCAL", or a valid timezone ID (e.g., "Eastern Standard Time").
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/// </param>
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public ParameterFormatConverter(string timezone)
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{
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_timezone = timezone.ToUpperInvariant() switch
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{
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"UTC" => TimeZoneInfo.Utc,
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"LOCAL" => TimeZoneInfo.Local,
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_ => TimeZoneInfo.FindSystemTimeZoneById(timezone)
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};
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}
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/// <summary>
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/// Converts a DateTime value to the specified format.
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/// </summary>
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/// <param name="value">The DateTime value to convert.</param>
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/// <param name="format">
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/// The format to convert to. Supported formats:
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/// - "jdejulian": JDE Julian date (CYYDDD format)
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/// - "jdetime": JDE time (HHMMSS as integer)
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/// - null: Returns the timezone-adjusted DateTime
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/// </param>
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/// <returns>The converted value.</returns>
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/// <exception cref="ArgumentException">Thrown when an unknown format is specified.</exception>
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public object Convert(DateTime value, string? format)
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{
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var adjusted = TimeZoneInfo.ConvertTime(value, _timezone);
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return format?.ToLowerInvariant() switch
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{
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"jdejulian" => ToJdeJulianDate(adjusted),
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"jdetime" => ToJdeTime(adjusted),
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null => adjusted,
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_ => throw new ArgumentException($"Unknown format: {format}")
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};
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}
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/// <summary>
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/// Converts a DateTime to JDE Julian date format (CYYDDD).
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/// </summary>
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/// <param name="date">The date to convert.</param>
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/// <returns>
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/// The JDE Julian date as an integer where:
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/// - C is the century bit (0 for 1900s, 1 for 2000s)
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/// - YY is the two-digit year
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/// - DDD is the day of year (001-366)
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/// </returns>
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public static int ToJdeJulianDate(DateTime date)
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{
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int century = date.Year >= 2000 ? 1 : 0;
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int year = date.Year % 100;
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int dayOfYear = date.DayOfYear;
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return century * 100000 + year * 1000 + dayOfYear;
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}
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/// <summary>
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/// Converts a DateTime to JDE time format (HHMMSS).
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/// </summary>
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/// <param name="time">The time to convert.</param>
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/// <returns>The JDE time as an integer in HHMMSS format.</returns>
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public static int ToJdeTime(DateTime time)
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{
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return time.Hour * 10000 + time.Minute * 100 + time.Second;
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}
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}
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