namespace AVEVA.Historian.Client.Models;

/// <summary>
/// A single historical (backfill) value to insert via
/// <see cref="HistorianClient.AddHistoricalValuesAsync"/>. The historian stores the value against
/// the tag at <paramref name="TimestampUtc"/> as original (non-streamed) data.
/// </summary>
/// <param name="TimestampUtc">The value timestamp (UTC). Treated as UTC if unspecified-kind.</param>
/// <param name="Value">The numeric value. Captured/supported for Float tags today.</param>
/// <param name="OpcQuality">OPC quality; defaults to 192 (good).</param>
public sealed record HistorianHistoricalValue(DateTime TimestampUtc, double Value, ushort OpcQuality = 192);