70 lines
2.0 KiB
C#
70 lines
2.0 KiB
C#
using System;
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using System.CommandLine;
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using System.CommandLine.Invocation;
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using System.Globalization;
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using MfGames.Nitride.Commands;
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using NodaTime;
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using NodaTime.Testing;
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using Serilog;
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namespace MfGames.Nitride.Temporal.Cli;
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/// <summary>
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/// A factory to inject the "--date=XXXX-XX-XX" argument into the build
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/// and other pipeline commands.
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/// </summary>
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public class DatePipelineCommandOption : IPipelineCommandOption
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{
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private readonly ILogger logger;
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private readonly TimeService timeService;
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public DatePipelineCommandOption(
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ILogger logger,
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TimeService timeService)
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{
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this.logger = logger.ForContext<Instant>();
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this.timeService = timeService;
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this.Option = new Option<DateTime>("--date")
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{
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Description = "Sets the date to something other than now",
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ArgumentHelpName = "DATE",
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};
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}
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/// <inheritdoc />
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public Option Option { get; }
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/// <inheritdoc />
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public void Handle(InvocationContext context)
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{
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// If we got a date, then use NodaTime's fake clock to set it so
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// everything will use that.
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var value =
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(DateTime?)context.ParseResult.GetValueForOption(this.Option);
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if (value.HasValue && value.Value != DateTime.MinValue)
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{
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// We have a date, so we need to create a fake clock that has this
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// date for the entire run.
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var local = LocalDateTime.FromDateTime(value.Value);
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ZonedDateTime zoned =
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local.InZoneStrictly(this.timeService.DateTimeZone);
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var instant = zoned.ToInstant();
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this.timeService.Clock = new FakeClock(instant);
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}
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// Report the date we are processing.
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Instant now = this.timeService.Clock.GetCurrentInstant();
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ZonedDateTime dateTime = now.InZone(this.timeService.DateTimeZone);
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string formatted = dateTime.ToString("G", CultureInfo.InvariantCulture);
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this.logger.Information("Setting date/time to {When:l}", formatted);
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}
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}
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