Files
lmxopcua/src/ZB.MOM.WW.OtOpcUa.Driver.FOCAS.Cli/Commands/WriteCommand.cs
2026-04-26 04:32:43 -04:00

82 lines
3.5 KiB
C#

using System.Globalization;
using CliFx.Attributes;
using CliFx.Infrastructure;
using ZB.MOM.WW.OtOpcUa.Core.Abstractions;
using ZB.MOM.WW.OtOpcUa.Driver.Cli.Common;
namespace ZB.MOM.WW.OtOpcUa.Driver.FOCAS.Cli.Commands;
/// <summary>
/// Write one value to a FOCAS address. PMC G/R writes are real — be careful
/// which file you hit on a running machine. Parameter writes may require the
/// CNC to be in MDI mode + the parameter-write switch enabled.
/// </summary>
[Command("write", Description = "Write a single FOCAS address.")]
public sealed class WriteCommand : FocasCommandBase
{
[CommandOption("address", 'a', Description = "FOCAS address — same format as `read`.", IsRequired = true)]
public string Address { get; init; } = default!;
[CommandOption("type", 't', Description =
"Bit / Byte / Int16 / Int32 / Float32 / Float64 / String (default Int16).")]
public FocasDataType DataType { get; init; } = FocasDataType.Int16;
[CommandOption("value", 'v', Description =
"Value to write. Parsed per --type (booleans accept true/false/1/0).",
IsRequired = true)]
public string Value { get; init; } = default!;
public override async ValueTask ExecuteAsync(IConsole console)
{
ConfigureLogging();
var ct = console.RegisterCancellationHandler();
var tagName = ReadCommand.SynthesiseTagName(Address, DataType);
var tag = new FocasTagDefinition(
Name: tagName,
DeviceHostAddress: HostAddress,
Address: Address,
DataType: DataType,
Writable: true);
// The CLI is a per-invocation operator tool; it bypasses the server-side
// FocasDriverOptions.Writes.Enabled gate by enabling writes locally for this single
// process. Configure-the-server code paths still respect the safer-by-default flag —
// see docs/Driver.FOCAS.Cli.md "Writes" subsection (issue #268, plan PR F4-a).
var options = BuildOptions([tag], writesEnabled: true);
var parsed = ParseValue(Value, DataType);
await using var driver = new FocasDriver(options, DriverInstanceId);
try
{
await driver.InitializeAsync("{}", ct);
var results = await driver.WriteAsync([new WriteRequest(tagName, parsed)], ct);
await console.Output.WriteLineAsync(SnapshotFormatter.FormatWrite(Address, results[0]));
}
finally
{
await driver.ShutdownAsync(CancellationToken.None);
}
}
internal static object ParseValue(string raw, FocasDataType type) => type switch
{
FocasDataType.Bit => ParseBool(raw),
FocasDataType.Byte => sbyte.Parse(raw, CultureInfo.InvariantCulture),
FocasDataType.Int16 => short.Parse(raw, CultureInfo.InvariantCulture),
FocasDataType.Int32 => int.Parse(raw, CultureInfo.InvariantCulture),
FocasDataType.Float32 => float.Parse(raw, CultureInfo.InvariantCulture),
FocasDataType.Float64 => double.Parse(raw, CultureInfo.InvariantCulture),
FocasDataType.String => raw,
_ => throw new CliFx.Exceptions.CommandException($"Unsupported DataType '{type}' for write."),
};
private static bool ParseBool(string raw) => raw.Trim().ToLowerInvariant() switch
{
"1" or "true" or "on" or "yes" => true,
"0" or "false" or "off" or "no" => false,
_ => throw new CliFx.Exceptions.CommandException(
$"Boolean value '{raw}' is not recognised. Use true/false, 1/0, on/off, or yes/no."),
};
}