Files
lmxopcua/src/Drivers/ZB.MOM.WW.OtOpcUa.Driver.FOCAS/FocasAddress.cs
Joseph Doherty a25593a9c6 chore: organize solution into module folders (Core/Server/Drivers/Client/Tooling)
Group all 69 projects into category subfolders under src/ and tests/ so the
Rider Solution Explorer mirrors the module structure. Folders: Core, Server,
Drivers (with a nested Driver CLIs subfolder), Client, Tooling.

- Move every project folder on disk with git mv (history preserved as renames).
- Recompute relative paths in 57 .csproj files: cross-category ProjectReferences,
  the lib/ HintPath+None refs in Driver.Historian.Wonderware, and the external
  mxaccessgw refs in Driver.Galaxy and its test project.
- Rebuild ZB.MOM.WW.OtOpcUa.slnx with nested solution folders.
- Re-prefix project paths in functional scripts (e2e, compliance, smoke SQL,
  integration, install).

Build green (0 errors); unit tests pass. Docs left for a separate pass.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>
2026-05-17 01:55:28 -04:00

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namespace ZB.MOM.WW.OtOpcUa.Driver.FOCAS;
/// <summary>
/// Parsed FOCAS address covering the three addressing spaces a driver touches:
/// <see cref="FocasAreaKind.Pmc"/> (letter + byte + optional bit — <c>X0.0</c>, <c>R100</c>,
/// <c>F20.3</c>), <see cref="FocasAreaKind.Parameter"/> (CNC parameter number —
/// <c>PARAM:1020</c>, <c>PARAM:1815/0</c> for bit 0), and <see cref="FocasAreaKind.Macro"/>
/// (macro variable number — <c>MACRO:100</c>, <c>MACRO:500</c>).
/// </summary>
/// <remarks>
/// PMC letters: <c>X/Y</c> (IO), <c>F/G</c> (signals between PMC + CNC), <c>R</c> (internal
/// relay), <c>D</c> (data table), <c>C</c> (counter), <c>K</c> (keep relay), <c>A</c>
/// (message display), <c>E</c> (extended relay), <c>T</c> (timer). Byte numbering is 0-based;
/// bit index when present is 07 and uses <c>.N</c> for PMC or <c>/N</c> for parameters.
/// </remarks>
public sealed record FocasAddress(
FocasAreaKind Kind,
string? PmcLetter,
int Number,
int? BitIndex)
{
public string Canonical => Kind switch
{
FocasAreaKind.Pmc => BitIndex is null
? $"{PmcLetter}{Number}"
: $"{PmcLetter}{Number}.{BitIndex}",
FocasAreaKind.Parameter => BitIndex is null
? $"PARAM:{Number}"
: $"PARAM:{Number}/{BitIndex}",
FocasAreaKind.Macro => $"MACRO:{Number}",
_ => $"?{Number}",
};
public static FocasAddress? TryParse(string? value)
{
if (string.IsNullOrWhiteSpace(value)) return null;
var src = value.Trim();
if (src.StartsWith("PARAM:", StringComparison.OrdinalIgnoreCase))
return ParseScoped(src["PARAM:".Length..], FocasAreaKind.Parameter, bitSeparator: '/');
if (src.StartsWith("MACRO:", StringComparison.OrdinalIgnoreCase))
return ParseScoped(src["MACRO:".Length..], FocasAreaKind.Macro, bitSeparator: null);
// PMC path: letter + digits + optional .bit
if (src.Length < 2 || !char.IsLetter(src[0])) return null;
var letter = src[0..1].ToUpperInvariant();
if (!IsValidPmcLetter(letter)) return null;
var remainder = src[1..];
int? bit = null;
var dotIdx = remainder.IndexOf('.');
if (dotIdx >= 0)
{
if (!int.TryParse(remainder[(dotIdx + 1)..], out var bitValue) || bitValue is < 0 or > 7)
return null;
bit = bitValue;
remainder = remainder[..dotIdx];
}
if (!int.TryParse(remainder, out var number) || number < 0) return null;
return new FocasAddress(FocasAreaKind.Pmc, letter, number, bit);
}
private static FocasAddress? ParseScoped(string body, FocasAreaKind kind, char? bitSeparator)
{
int? bit = null;
if (bitSeparator is char sep)
{
var slashIdx = body.IndexOf(sep);
if (slashIdx >= 0)
{
if (!int.TryParse(body[(slashIdx + 1)..], out var bitValue) || bitValue is < 0 or > 31)
return null;
bit = bitValue;
body = body[..slashIdx];
}
}
if (!int.TryParse(body, out var number) || number < 0) return null;
return new FocasAddress(kind, PmcLetter: null, number, bit);
}
private static bool IsValidPmcLetter(string letter) => letter switch
{
"X" or "Y" or "F" or "G" or "R" or "D" or "C" or "K" or "A" or "E" or "T" => true,
_ => false,
};
}
/// <summary>Addressing-space kinds the driver understands.</summary>
public enum FocasAreaKind
{
Pmc,
Parameter,
Macro,
}