diff --git a/.gitignore b/.gitignore
index f34ab01..8ffca3f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -5,4 +5,6 @@ riderModule.iml
/_ReSharper.Caches/
# Don't care about IDE specific things
/.idea
-*.DotSettings.user
\ No newline at end of file
+*.DotSettings.user
+# Don't care about files created from the build script
+PowershellModule/build/PowershellModule
diff --git a/Harness/Harness.csproj b/Harness/Harness.csproj
new file mode 100644
index 0000000..9fe2c2b
--- /dev/null
+++ b/Harness/Harness.csproj
@@ -0,0 +1,15 @@
+
+
+
+ Exe
+ net10.0
+ enable
+ enable
+ latestmajor
+
+
+
+
+
+
+
diff --git a/Harness/Program.cs b/Harness/Program.cs
new file mode 100644
index 0000000..59e7805
--- /dev/null
+++ b/Harness/Program.cs
@@ -0,0 +1,20 @@
+using System.Text;
+using ModuleCore.Calendar;
+
+namespace Harness;
+
+class Program
+{
+ static void Main(string[] args)
+ {
+ Console.OutputEncoding = Encoding.Unicode;
+ var a = new Calendar();
+ var lastMonth = a.RenderCalendar(DateTime.Now.AddMonths(-1));
+ var now = a.RenderCalendar(DateTime.Now);
+ var august = a.RenderCalendar(DateTime.Now.AddMonths(1));
+
+ Console.Write(lastMonth);
+ Console.Write(now);
+ Console.Write(august);
+ }
+}
\ No newline at end of file
diff --git a/ModuleCore/Calendar/Calendar.cs b/ModuleCore/Calendar/Calendar.cs
new file mode 100644
index 0000000..138f394
--- /dev/null
+++ b/ModuleCore/Calendar/Calendar.cs
@@ -0,0 +1,259 @@
+using System.Globalization;
+using System.IO.MemoryMappedFiles;
+using System.Text;
+
+namespace ModuleCore.Calendar;
+
+public sealed class Calendar
+{
+ public const string DefaultMarkedOffSymbol = "x";
+ public const DayOfWeek DefaultStartOfWeek = DayOfWeek.Monday;
+
+ private readonly string _markedOffSymbol;
+ private readonly DayOfWeek _startOfWeek;
+
+ ///
+ /// Holds configured day abbreviations, based on .
+ ///
+ /// Using english as the culture: Sunday = Sun, Monday = Mon and so on. This lookup also starts with
+ /// Sunday as the first day to match the enum starting with Sunday.
+ ///
+ ///
+ private readonly List _daysOfWeekLookup;
+
+ ///
+ /// Used to work out how to pad columns for each day, based on the longest abbreviated day
+ ///
+ private readonly int _dayWidth;
+
+ private readonly CultureInfo _cultureInfo;
+
+ private readonly string _rolloverDaySymbol = "";
+
+ public Calendar(string? markedDaySymbol = null, DayOfWeek? startOfWeek = null)
+ {
+ _markedOffSymbol = markedDaySymbol ?? DefaultMarkedOffSymbol;
+ _startOfWeek = startOfWeek ?? DefaultStartOfWeek;
+
+ // Generate localised day of week lookup table
+ _daysOfWeekLookup = new List(7);
+ _dayWidth = _markedOffSymbol.Length;
+ // TODO: make this passed in from configuration, and if its invalid default it to
+ // CultureInfo.CurrentCulture
+ // TODO: test if its possible to determine if a culture string is invalid and what happens
+ _cultureInfo = new CultureInfo("en-AU");
+ for (var i = 0; i < 7; i++)
+ {
+ var localisedDayAbbreviation = _cultureInfo.DateTimeFormat.GetAbbreviatedDayName((DayOfWeek)i);
+
+ // For unicode languages (such as Japanese and Chinese), the length of a day will be reported as 1,
+ // but will display in a way that makes them look short or offset.
+ // eg:
+ // ┌───────────────────────────┐
+ // │ 7月 │
+ // ├───┬───┬───┬───┬───┬───┬───┤
+ // │ 月 │ 火 │ 水 │ 木 │ 金 │ 土 │ 日 │
+ // ├───┴───┴───┴───┴───┴───┴───┤
+ // There's not really an easy fix I know of (yet) to resolve this (and I'm not really too bothered by it yet)
+ // so unfortunately it has to stay as a known bug as is currently
+ if (localisedDayAbbreviation.Length > _dayWidth)
+ {
+ _dayWidth = localisedDayAbbreviation.Length;
+ }
+
+ _daysOfWeekLookup.Add(localisedDayAbbreviation);
+ }
+
+ // Increase the width by 2 to include a space on either side
+ _dayWidth += 2;
+ }
+
+ public string RenderCalendar(DateTime month)
+ {
+ var sb = new StringBuilder();
+ // Generate the header for the month/days of week
+ GenerateHeader(sb, month);
+
+ var calendarForMonth = GenerateCalendarForMonth(month, _markedOffSymbol, _startOfWeek, _rolloverDaySymbol);
+
+ for (var i = 0; i < calendarForMonth.WeeksInMonth; i++)
+ {
+ sb.Append("│");
+ for (var j = 0; j < 7; j++)
+ {
+ var index = j + i * 7;
+ // We align days to the right of their box, 1 off from the border.
+ // Sure I could center them, but honestly this is better to read.
+ sb.Append(calendarForMonth.Calendar[index].PadLeft(_dayWidth - 1));
+ sb.Append(" │");
+ }
+
+ sb.AppendLine();
+ }
+
+ // Cap the calendar off
+ GenerateSpacer(sb, "└", "─", "┴", "┘", true);
+
+ return sb.ToString();
+ }
+
+ private void GenerateHeader(StringBuilder sb, DateTime month)
+ {
+ // Top border for the calendar, with padder and seperator the same as there's no columns immediately
+ // under it
+ GenerateSpacer(sb, "┌", "─", "─", "┐");
+
+ var monthString = month.ToString("MMMM yyyy", _cultureInfo);
+ // total width of the calendar is width of the localised day calculated in the constructor, plus 7 extra
+ // to account for separators for each day.
+ // It shouldn't need to be said that the 7 here stands for days in a week
+ var calendarWidth = _dayWidth * 7 + 7;
+ // Calculate the offsets for
+ var offsets = (
+ left: Math.Floor(calendarWidth / 2.0 + monthString.Length / 2.0),
+ right: Math.Ceiling(calendarWidth / 2.0 - monthString.Length / 2.0)
+ );
+
+ sb.Append("│")
+ .Append(monthString.PadLeft((int)offsets.left))
+ .AppendLine("│".PadLeft((int)offsets.right));
+
+ // Top border for the week
+ GenerateSpacer(sb, "├", "─", "┬", "┤");
+
+ // Work out the week display based on start of week
+ var d = 0;
+ do
+ {
+ // Index into the day of week, wrapping if needed from the configured start of the week.
+ // The DayOfWeek enum starts with Sunday, so by default the start of the week is 0,
+ // But most calendars visually start with Monday as the start of the week which is our default start
+ // of week.
+ // We also pad the string to the width of the day (minus 2 for spaces either side of the day), if
+ // the marked day symbol is a long string.
+ // Why did I decide to support arbitrary length marked days? Why not?
+ sb.Append($"│ {_daysOfWeekLookup[(d + (int)_startOfWeek) % 7].PadLeft(_dayWidth - 2)} ");
+ d++;
+ } while (d < 7);
+
+ // End the week block
+ sb.AppendLine("│");
+ // bottom border
+ GenerateSpacer(sb, "├", "─", "┼", "┤");
+ }
+
+ private void GenerateSpacer(StringBuilder sb, string leftCap, string padder, string seperator, string rightCap, bool noNewLine = false)
+ {
+ sb.Append(leftCap);
+ for (var i = 0; i < 7; i++)
+ {
+ for (var j = 0; j < _dayWidth; j++)
+ {
+ sb.Append(padder);
+ }
+
+ if (i < 6)
+ {
+ sb.Append(seperator);
+ }
+ }
+
+ if (noNewLine)
+ {
+ sb.Append(rightCap);
+ }
+ else
+ {
+ sb.AppendLine(rightCap);
+ }
+ }
+
+ private MonthCalendar GenerateCalendarForMonth(DateTime month, string markedOffSymbol, DayOfWeek calendarStartOfWeek, string rolloverDaySymbol)
+ {
+ // TODO: use startOfWeek to offset the start of the calendar later
+
+ // Reset the month to the start
+ var startOfMonth = new DateTime(month.Year, month.Month, 1);
+ // If the visual start of the month is before the actual start day of the month, we need to visually shift the
+ // calendar "back" a week, and pad appropriately.
+ // Eg, if the start of the month is Sunday, but our visual start of the week is a Monday, then we need to
+ // make a new week to display Monday as the start, and then pad blank days to Sunday.
+ // This could probably be calculated better to avoid annoying to read logic but I'm drunk at this moment so the
+ // brain ain't there.
+ // For what its worth, I wasn't drunk for the rest of the code in this file, as hard as that is to believe!
+ var daysToPadToStartMonth = startOfMonth.DayOfWeek >= calendarStartOfWeek
+ ? startOfMonth.DayOfWeek - calendarStartOfWeek
+ : 7 - (calendarStartOfWeek - startOfMonth.DayOfWeek);
+
+ var daysInMonth = DateTime.DaysInMonth(month.Year, month.Month);
+ // TODO: a lot of this could probably be simplified by simply taking the start day of the week, and then
+ // based on where it would be in the first week, work out if the month is 4, 5 or 6 weeks from that.
+ // all this needs is a pre-calculated table and that's it.
+ // Weeks have 7 days so there's only a fixed permutation of weeks based on the day of the week a month
+ // starts on, and months have anywhere from 28 to 31 days
+ // Increase the days by the previous months
+ var paddedDaysInMonth = daysInMonth + daysToPadToStartMonth;
+ // How many days to add to the end to make the absolute number of days (including any
+ // days that would visually roll over on a calendar)
+ // eg, if there are 2 "roll over" days from the previous month and this month has 31 days,
+ // Work out how many days we have left from 7, then get the _final_ number of days to make it a multiple
+ // _of_ 7.
+ // So this results in (33%7) == 5 - 7 == 2 + 33 == 35 % 7 == 0 which means we have a "complete" month
+ // including next month roll over.
+ // Visually we won't be showing those roll over days but it makes things easier if I decide to later.
+ // If the days in the month plus padded days is already a multiple of 7, we don't need to add any more days.
+ var daysToPadToEndMonth = paddedDaysInMonth % 7 != 0
+ ? 7 - paddedDaysInMonth % 7
+ : 0;
+ paddedDaysInMonth += daysToPadToEndMonth;
+ // Round to the nearest week after padding for the previous months days.
+ // Naively allowing a loss of precision via int division because the paddedDaysInMonth should always
+ // be a multiple of 7.
+ // "should always" is going to be found not as true later
+ var weeksInMonth = paddedDaysInMonth / 7;
+
+ var cal = new List();
+ for (var i = 0; i < daysToPadToStartMonth; i++)
+ {
+ cal.Add(rolloverDaySymbol);
+ }
+
+ var today = new DateTime(DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day);
+ // If we're in the same year and month, any days already elapsed should be marked off,
+ // otherwise we display all days.
+ // If the DateTime we're rendering is in the past we render all days as marked off
+ // TODO: maybe don't do that and display the calendar differently
+ var hideElapsedDays = today.Year == month.Year && today.Month == month.Month;
+
+ for (var i = 1; i < daysInMonth + 1; i++)
+ {
+ // if we're marking off elapsed days and we're not today or ahead, 'mark' it off
+ if (hideElapsedDays && i < today.Day)
+ {
+ cal.Add(markedOffSymbol);
+ }
+ else
+ {
+ cal.Add($"{i}");
+ }
+ }
+
+ // pad the rollover days at the end of the calendar
+ for (var i = 0; i < daysToPadToEndMonth; i++)
+ {
+ cal.Add(rolloverDaySymbol);
+ }
+
+ return new MonthCalendar
+ {
+ Calendar = cal,
+ WeeksInMonth = weeksInMonth
+ };
+ }
+}
+
+public class MonthCalendar
+{
+ public List Calendar { get; set; }
+ public int WeeksInMonth { get; set; }
+}
\ No newline at end of file
diff --git a/ModuleCore/ModuleCore.csproj b/ModuleCore/ModuleCore.csproj
new file mode 100644
index 0000000..4ef1a45
--- /dev/null
+++ b/ModuleCore/ModuleCore.csproj
@@ -0,0 +1,10 @@
+
+
+
+ net10.0
+ enable
+ enable
+ latestmajor
+
+
+
diff --git a/PowershellHarness/CustomHost.cs b/PowershellHarness/CustomHost.cs
new file mode 100644
index 0000000..96ef22b
--- /dev/null
+++ b/PowershellHarness/CustomHost.cs
@@ -0,0 +1,216 @@
+using System.Collections.ObjectModel;
+using System.Globalization;
+using System.Management.Automation;
+using System.Management.Automation.Host;
+using System.Security;
+using System.Text;
+
+namespace PowershellHarness;
+
+// A whole bunch of empty implementations just so cmdlets have access to anything within Host.Ui (and probably any cmdlets
+// that prompt for information later)
+// https://github.com/leechristensen/OffensivePowerShellTasking/blob/master/OffensivePowerShellTasking/CustomPSHost.cs#L13
+public class CustomHost : PSHost
+{
+ public override string Name => "Custom Host";
+ public override Version Version { get; } = new Version(0, 0, 0, 0);
+ public override Guid InstanceId { get; } = Guid.NewGuid();
+
+ private CustomUiHost _ui = new CustomUiHost();
+ public override CustomUiHost UI => _ui;
+
+ public override CultureInfo CurrentCulture { get; } = CultureInfo.CurrentCulture;
+ public override CultureInfo CurrentUICulture { get; } = CultureInfo.CurrentUICulture;
+
+ public CustomHost(int width, int height = 100)
+ {
+ _ui.RawUI.WindowSize = new() { Width = width, Height = height };
+ }
+
+ public override void EnterNestedPrompt()
+ {
+ throw new NotImplementedException("EnterNestedPrompt is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override void ExitNestedPrompt()
+ {
+ throw new NotImplementedException("ExitNestedPrompt is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override void NotifyBeginApplication()
+ {
+ }
+
+ public override void NotifyEndApplication()
+ {
+ }
+
+ public override void SetShouldExit(int exitCode)
+ {
+ }
+}
+
+// https://github.com/leechristensen/OffensivePowerShellTasking/blob/d1b498d874948f41e6dc053204c511fa6fc11c9c/OffensivePowerShellTasking/CustomPSHostUserInterface.cs#L8
+public class CustomUiHost : PSHostUserInterface
+{
+ // The only stuff that really matters to expose a host for any cmdlets
+ private readonly CustomRawUiHost _rawUI = new CustomRawUiHost();
+ public override CustomRawUiHost RawUI => _rawUI;
+
+ // Replace StringBuilder with whatever your preferred output method is (e.g. a socket or a named pipe)
+ public StringBuilder output { get; set; }
+
+ public CustomUiHost()
+ {
+ output = new StringBuilder();
+ }
+
+ public CustomUiHost(ref StringBuilder sb)
+ {
+ output = sb;
+ }
+
+ public override void Write(ConsoleColor foregroundColor, ConsoleColor backgroundColor, string value)
+ {
+ //output.Append("!").Append(value);
+ }
+
+ public override void WriteLine()
+ {
+ //output.Append("!").Append("\n");
+ }
+
+ public override void WriteLine(ConsoleColor foregroundColor, ConsoleColor backgroundColor, string value)
+ {
+ //output.Append("!").Append(value + "\n");
+ }
+
+ public override void Write(string value)
+ {
+ //output.Append("!").Append(value);
+ }
+
+ public override void WriteDebugLine(string message)
+ {
+ //output.Append("!").AppendLine("DEBUG: " + message);
+ }
+
+ public override void WriteErrorLine(string value)
+ {
+ //output.Append("!").AppendLine("ERROR: " + value);
+ }
+
+ public override void WriteLine(string value)
+ {
+ //output.Append("!").AppendLine(value);
+ }
+
+ public override void WriteVerboseLine(string message)
+ {
+ //output.Append("!").AppendLine("VERBOSE: " + message);
+ }
+
+ public override void WriteWarningLine(string message)
+ {
+ //output.Append("!").AppendLine("WARNING: " + message);
+ }
+
+ public override void WriteProgress(long sourceId, ProgressRecord record)
+ {
+ }
+
+ public string Output => output.ToString();
+
+ public override Dictionary Prompt(string caption, string message, System.Collections.ObjectModel.Collection descriptions)
+ {
+ throw new NotImplementedException("Prompt is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override int PromptForChoice(string caption, string message, System.Collections.ObjectModel.Collection choices, int defaultChoice)
+ {
+ throw new NotImplementedException("PromptForChoice is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override PSCredential PromptForCredential(string caption, string message, string userName, string targetName, PSCredentialTypes allowedCredentialTypes, PSCredentialUIOptions options)
+ {
+ throw new NotImplementedException("PromptForCredential1 is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override PSCredential PromptForCredential(string caption, string message, string userName, string targetName)
+ {
+ throw new NotImplementedException("PromptForCredential2 is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override string ReadLine()
+ {
+ throw new NotImplementedException("ReadLine is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override SecureString ReadLineAsSecureString()
+ {
+ throw new NotImplementedException("ReadLineAsSecureString is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+}
+
+// https://github.com/leechristensen/OffensivePowerShellTasking/blob/master/OffensivePowerShellTasking/CustomPSRHostRawUserInterface.cs#L8
+public class CustomRawUiHost : PSHostRawUserInterface
+{
+ public override ConsoleColor BackgroundColor { get; set; } = ConsoleColor.Black;
+
+ public override Size BufferSize { get; set; } = new Size { Width = 100, Height = 1000 };
+
+ public override Coordinates CursorPosition { get; set; } = new Coordinates { X = 0, Y = 0 };
+
+ public override int CursorSize { get; set; } = 1;
+
+ public override void FlushInputBuffer()
+ {
+ throw new NotImplementedException("FlushInputBuffer is not implemented.");
+ }
+
+ public override ConsoleColor ForegroundColor { get; set; } = ConsoleColor.White;
+
+ public override BufferCell[,] GetBufferContents(Rectangle rectangle)
+ {
+ throw new NotImplementedException("GetBufferContents is not implemented.");
+ }
+
+ public override bool KeyAvailable
+ {
+ get { throw new NotImplementedException("KeyAvailable is not implemented."); }
+ }
+
+ public override Size MaxPhysicalWindowSize { get; } = new Size
+ {
+ Width = int.MaxValue,
+ Height = int.MaxValue
+ };
+
+ public override Size MaxWindowSize { get; } = new Size { Width = 100, Height = 100 };
+
+ public override KeyInfo ReadKey(ReadKeyOptions options)
+ {
+ throw new NotImplementedException("ReadKey is not implemented. The script is asking for input, which is a problem since there's no console. Make sure the script can execute without prompting the user for input.");
+ }
+
+ public override void ScrollBufferContents(Rectangle source, Coordinates destination, Rectangle clip, BufferCell fill)
+ {
+ throw new NotImplementedException("ScrollBufferContents is not implemented");
+ }
+
+ public override void SetBufferContents(Rectangle rectangle, BufferCell fill)
+ {
+ throw new NotImplementedException("SetBufferContents is not implemented.");
+ }
+
+ public override void SetBufferContents(Coordinates origin, BufferCell[,] contents)
+ {
+ throw new NotImplementedException("SetBufferContents is not implemented");
+ }
+
+ public override Coordinates WindowPosition { get; set; } = new Coordinates { X = 0, Y = 0 };
+
+ public override Size WindowSize { get; set; } = new Size { Width = 120, Height = 100 };
+
+ public override string WindowTitle { get; set; } = "";
+}
\ No newline at end of file
diff --git a/PowershellHarness/PowershellHarness.csproj b/PowershellHarness/PowershellHarness.csproj
new file mode 100644
index 0000000..250d874
--- /dev/null
+++ b/PowershellHarness/PowershellHarness.csproj
@@ -0,0 +1,18 @@
+
+
+
+ Exe
+ net10.0
+ enable
+ enable
+
+
+
+
+
+
+
+
+
+
+
diff --git a/PowershellHarness/Program.cs b/PowershellHarness/Program.cs
new file mode 100644
index 0000000..077a9b7
--- /dev/null
+++ b/PowershellHarness/Program.cs
@@ -0,0 +1,145 @@
+using System.Management.Automation;
+using System.Management.Automation.Runspaces;
+using System.Text;
+using PowershellModule.Calendar;
+
+namespace PowershellHarness;
+
+// https://github.com/FuseCP/FuseCP/blob/278a19dc06949600f25a1b4ed74d0419a8fa3fc2/FuseCP/Sources/FuseCP.Providers.HostedSolution.SfB2015/SfBBase.cs#L224
+// some useful code in here tbh
+class Program
+{
+ static void Main(string[] args)
+ {
+ // I've gotta work out how to get the rider terminal to act closer to powershell because .PadLeft in powershell
+ // will correctly output lines when output with WriteOutput, but the Jetbrains debug worker (or whatever
+ // it is that rider spawns), has none of that and operates in its own world.
+ // Which is fine if you never want new lines.
+ // Ideally you'd just launch pwsh.exe and attach to that, but _that_ has its own issues as well.
+ // The new line issue might be related to how I've set up the host seeing as I just did a bunch of copy paste shit
+ // from something I found on github to get it across the line so I could debug it.
+ // I'll eventually revisit those hosts and rewrite them properly once I start adding more commands, and if I care.
+ // Threads & variables has all the visuals I need after all.
+#if DEBUG
+ if (!System.Diagnostics.Debugger.IsAttached)
+ {
+ Console.BackgroundColor = ConsoleColor.Yellow;
+ Console.WriteLine(CenterText("Running without a debugger attached may result in lines not being output correctly"));
+ Console.ResetColor();
+ }
+#endif
+ Console.WriteLine(CenterText(" PowerShell Debug Harness "));
+ Console.WriteLine($"Reported console window size: {Console.WindowWidth}x{Console.WindowHeight}");
+ Console.WriteLine($"Reported console buffer size: {Console.BufferWidth}x{Console.BufferHeight}");
+ Console.WriteLine(CenterText(" WIDTH ", '-'));
+
+ var host = new CustomHost(Console.WindowWidth);
+ var runspace = InitialisePowershellHost(host);
+
+ // InvokeCommand(runspace, GetCalendarCommand.FullName);
+
+ foreach (var day in Enum.GetValues())
+ {
+ InvokeCommand(runspace, GetCalendarCommand.FullName, [
+ CreateCommand(nameof(GetCalendarCommand.MarkedDaySymbol), "faker"),
+ CreateCommand(nameof(GetCalendarCommand.StartOfWeek), day.ToString()),
+ CreateCommand(nameof(GetCalendarCommand.Date), "22/6/26"),
+ // CreateCommand(nameof(GetCalendarCommand.AlignRight))
+ ]);
+ }
+
+ // InvokeCommand(runspace, GetCalendarCommand.FullName, [
+ // new CommandParameter(nameof(GetCalendarCommand.MarkedDaySymbol), "🤫"),
+ // new CommandParameter(nameof(GetCalendarCommand.StartOfWeek), DayOfWeek.Saturday)
+ // ]);
+ // InvokeCommand(runspace, GetCalendarCommand.FullName, [new CommandParameter(nameof(GetCalendarCommand.StartOfWeek), "Sunday")]);
+ }
+
+ private static CommandParameter CreateCommand(string name, string? argument = null)
+ {
+ if (argument is not null)
+ {
+ return new CommandParameter(name, argument);
+ }
+
+ return new CommandParameter(name);
+ }
+
+ static string CenterText(string text, char paddingChar = ' ')
+ {
+ return text.PadLeft((Console.WindowWidth + text.Length) / 2, paddingChar).PadRight(Console.WindowWidth, paddingChar);
+ }
+
+ ///
+ /// Initialises a PowerShell session and returns an open Runspace
+ ///
+ ///
+ ///
+ static Runspace InitialisePowershellHost(CustomHost host)
+ {
+ // Create the initial session state for the host. Yes, that 2 on the end does indicate that the underlying
+ // implementation for this is C++
+ // Welcome to the lands of fuck all documentation and figuring shit out from an increasingly shit internet
+ // where finding non-slop answers gets harder by the day as people close sources of information to prevent
+ // scraping. Fuck every single person involved modern AI.
+ // It wasn't much better finding documentation about the System.Management.* namespace before that, but it's
+ // definitely a lot worse because of it
+ var initialSessionState = InitialSessionState.CreateDefault2();
+
+
+ // No idea what the helpFileName should be. As is common with _a lot_ of the System.Management.* namespace,
+ // fuck all is actually documented with comments, or documented at all!
+ // From https://learn.microsoft.com/en-us/powershell/scripting/developer/hosting/creating-a-constrained-runspace?view=powershell-7.6
+ // (which yes, this section _is_ under a legacy category!), it's perfectly fine to leave it as null.
+ // We also don't really care as we're just doing this so we can test commands without having to deal with Rider
+ // and it's quirks around runnning a powershell terminal and attaching to it. Yeah it technically works, but
+ // it's way too common to end up with Rider refusing to build correctly or ensure the right dll is used for the module
+ var getCalendarCommand = new SessionStateCmdletEntry(GetCalendarCommand.FullName, typeof(GetCalendarCommand), null);
+ initialSessionState.Commands.Add(getCalendarCommand);
+
+ // Create a runspace from the state, open and return it
+ var runspace = RunspaceFactory.CreateRunspace(host, initialSessionState);
+
+ // A runspace is technically disposable, but we're not reimplementing a full host and we won't be doing anything
+ // that would require a fresh runspace multiple times over (yet), so we can just treat the lifetime of the
+ // disposable as application lifetime
+ runspace.Open();
+
+ return runspace;
+ }
+
+ static void InvokeCommand(Runspace runspace, string command, IEnumerable? parameters = null)
+ {
+ // Not too sure on the difference of runspace vs PowerShell here. Doesn't seem to make a difference either way
+ // and this is just a debug harness so it doesn't really matter for now
+ using var pipeline = runspace.CreatePipeline();
+ // using var powershell = PowerShell.Create(runspace);
+
+ var cmd = new Command(command);
+ if (parameters is not null)
+ {
+ foreach (var commandParameter in parameters)
+ {
+ cmd.Parameters.Add(commandParameter);
+ }
+ }
+
+ pipeline.Commands.Add(cmd);
+ // powershell.Commands.AddCommand(cmd);
+
+ try
+ {
+ var results = pipeline.Invoke();
+ // var results = powershell.Invoke();
+ foreach (var result in results)
+ {
+ Console.Write(result);
+ }
+ }
+ catch (Exception ex)
+ {
+ Console.Error.WriteLine($"Unable to execute command {command}");
+ Console.Error.WriteLine(ex.GetBaseException().Message);
+ }
+ }
+}
\ No newline at end of file
diff --git a/PowershellModule.slnx b/PowershellModule.slnx
new file mode 100644
index 0000000..4331297
--- /dev/null
+++ b/PowershellModule.slnx
@@ -0,0 +1,6 @@
+
+
+
+
+
+
diff --git a/PowershellModule/Calendar/GetCalendarCommand.cs b/PowershellModule/Calendar/GetCalendarCommand.cs
new file mode 100644
index 0000000..64a6db7
--- /dev/null
+++ b/PowershellModule/Calendar/GetCalendarCommand.cs
@@ -0,0 +1,173 @@
+using System;
+using System.Globalization;
+using System.Management.Automation;
+
+namespace PowershellModule.Calendar
+{
+ [Cmdlet(VerbsCommon.Get, Noun)]
+ public class GetCalendarCommand : PSCmdlet
+ {
+#pragma warning disable CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring as nullable.
+ [Parameter(
+ Mandatory = false,
+ Position = 0)]
+ public string Date { get; set; }
+
+ [Parameter(
+ Mandatory = false,
+ Position = 1)]
+ public string MarkedDaySymbol { get; set; }
+
+ [Parameter(
+ Mandatory = false,
+ Position = 2)]
+ [ValidateSet("Sunday",
+ "Monday",
+ "Tuesday",
+ "Wednesday",
+ "Thursday",
+ "Friday",
+ "Saturday")]
+ // pass a type in to get dynamic types
+ // NOTE: the generator gets called for _each_ character input, so ensure the values are idempotent for every
+ // keydown (and fast), or cached
+ // [ValidateSet(typeof(StartDayOfWeekGenerator))]
+ public string StartOfWeek { get; set; }
+
+ [Parameter(
+ Mandatory = false,
+ Position = 3)]
+ public SwitchParameter AlignRight { get; set; }
+
+#pragma warning restore CS8618 // Non-nullable field must contain a non-null value when exiting constructor. Consider adding the 'required' modifier or declaring as nullable.
+
+ // Guaranteed to be initialised in BeginProcessing. If it's not, something is cooked in some other way
+ private ModuleCore.Calendar.Calendar _calendar = null!;
+ private const string Noun = "Calendar";
+ public const string FullName = $"{VerbsCommon.Get}-{Noun}";
+
+ private DateTime _dateToRender = DateTime.Now;
+ private int _leftPadding;
+
+ protected override void BeginProcessing()
+ {
+ // This is the first point in script execution where we'll have parameters populated
+ _calendar = new(
+ MarkedDaySymbol,
+ DayOfWeekFromString(StartOfWeek)
+ );
+
+ if (!string.IsNullOrWhiteSpace(Date))
+ {
+ _dateToRender = DateTime.ParseExact(Date, CultureInfo.CurrentCulture.DateTimeFormat.GetAllDateTimePatterns(), null);
+ }
+
+ if (AlignRight)
+ {
+ _leftPadding = Host.UI.RawUI.WindowSize.Width;
+ }
+ }
+
+ ///
+ /// Returns a from a string.
+ ///
+ /// Defaults to the calendars default start of week on null or invalid values.
+ ///
+ ///
+ ///
+ ///
+ private static DayOfWeek DayOfWeekFromString(string? dayOfWeek)
+ {
+ if (dayOfWeek is null)
+ {
+ return ModuleCore.Calendar.Calendar.DefaultStartOfWeek;
+ }
+
+ return dayOfWeek.ToLowerInvariant() switch
+ {
+ "sunday" => DayOfWeek.Sunday,
+ "monday" => DayOfWeek.Monday,
+ "tuesday" => DayOfWeek.Tuesday,
+ "wednesday" => DayOfWeek.Wednesday,
+ "thursday" => DayOfWeek.Thursday,
+ "friday" => DayOfWeek.Friday,
+ "saturday" => DayOfWeek.Saturday,
+ _ => ModuleCore.Calendar.Calendar.DefaultStartOfWeek
+ };
+ }
+
+ protected override void ProcessRecord()
+ {
+ var calendar = _calendar.RenderCalendar(_dateToRender);
+
+ // From _very_ basic testing, string split allocates the same as making a span and iterating over it.
+ // I'm assuming this is because a lot of the span code is what string.Split() does internally and the rest
+ // is trivially optimised out.
+ // Not too fussed currently but it's most likely because Pad methods also allocate a string, so they end up
+ // equivalent at the end
+ // OutputCalendarStringSplit(calendar);
+ OutputCalendar(calendar);
+
+ base.ProcessRecord();
+ }
+
+ private void OutputCalendarStringSplit(string calendar)
+ {
+ var splitCalendarLines = calendar.Split(Environment.NewLine);
+ foreach (var splitLines in splitCalendarLines)
+ {
+ // Have to output a newline character here
+ WriteObject(splitLines.PadLeft(_leftPadding));
+ }
+ }
+
+ private void OutputCalendar(string calendar)
+ {
+ // Work on a span - we avoid using string.Split() as this allocates on certain runtimes
+ var calendarSpan = calendar.AsSpan();
+ // Get the end of line for the calendar. We use Environment.NewLine as the calendar is built up using
+ // StringBuilder which uses Environment.NewLine for new lines so this should be consistent across operating systems
+ var firstNewlineIndex = calendarSpan.IndexOf(Environment.NewLine);
+ // Calculate how many lines the calendar is from how many new lines we have.
+ // Sure we could count the number of \r\n are present, but the last line might not end with
+ // a new line.
+ // Conveniently enough, int division works out in our favor here
+ var lines = calendarSpan.Length / firstNewlineIndex;
+
+ // We need to account for the size of the newline so we have an accurate length when outputting each line
+ // of the calendar below
+ var newLineLength = firstNewlineIndex + Environment.NewLine.Length;
+
+ for (int i = 0; i < lines; i++)
+ {
+ // The start of each calendar line offset starts at a position including the length of the newline,
+ // so in effect the start of the line is the length of the previous line output, plus however many
+ // characters the newline was that weren't output as we're taking control there
+ var startOfLine = i * newLineLength;
+ // End of the line is exclusive of any newline characters
+ var endOfLine = startOfLine + firstNewlineIndex;
+ var calendarLine = calendarSpan[startOfLine .. endOfLine];
+
+ WriteObject(calendarLine.ToString().PadLeft(_leftPadding));
+ }
+ }
+ }
+
+ // Was here to test dynamic day names but most people using the console will be using english command names
+ // so there's at least some assumption that they understand days of the week in english.
+ // It sucks but it remains at least consistent with the argument being in english as well.
+ // public class StartDayOfWeekGenerator : IValidateSetValuesGenerator
+ // {
+ // private string[] _cached { get; set; } = new string[7];
+ //
+ // public string[] GetValidValues()
+ // {
+ // if (_cached is null)
+ // {
+ // // _cached = Enumerable.Range(0, r.Next(3, 63)).Select(x => x.ToString()).ToArray();
+ // }
+ //
+ // return _cached;
+ // }
+ // }
+}
\ No newline at end of file
diff --git a/PowershellModule/PowershellModule.csproj b/PowershellModule/PowershellModule.csproj
new file mode 100644
index 0000000..d127d89
--- /dev/null
+++ b/PowershellModule/PowershellModule.csproj
@@ -0,0 +1,20 @@
+
+
+
+ net10.0
+ PowershellModule
+ latestmajor
+ enable
+
+
+
+
+ All
+
+
+
+
+
+
+
+
diff --git a/PowershellModule/build/build.ps1 b/PowershellModule/build/build.ps1
new file mode 100644
index 0000000..1097330
--- /dev/null
+++ b/PowershellModule/build/build.ps1
@@ -0,0 +1,48 @@
+param (
+ [switch] $release
+)
+
+$wdir = $PSScriptRoot
+$module = "PowershellModule"
+$output = "$wdir/$module"
+
+if (Test-Path $output)
+{
+ Remove-Item $output -Recurse
+}
+
+New-Item $output -ItemType Directory
+
+# copy the built dlls to this directory
+if($release){
+ # For release we'll get a bunch of dependencies that we honestly do not need.
+ # This module is built to run assuming the dotnet 10 runtime exists, and powershell is 7.6 or higher,
+ # because of this we really don't need the system.* dlls that come with the publish, or the random ass
+ # newtonsoft.json.dll that comes from ???? publish fucking sucks for libraries even with framework-dependent
+ # selected as the publish option
+ Copy-Item -Path "$( $wdir )\..\bin\Release\net10.0\publish\$module.dll" -Destination $output
+ Copy-Item -Path "$( $wdir )\..\bin\Release\net10.0\publish\ModuleCore.dll" -Destination $output
+} else
+{
+ Copy-Item -Path "$( $wdir )\..\bin\Debug\net10.0\*.dll" -Destination $output
+}
+#Copy-Item -Path "$( $wdir )\..\bin\Debug\netstandard2.1\*.dll" -Destination $output
+
+$manifestSplat = @{
+ Path = "$output/$module.psd1"
+ Author = 'Me'
+ # technically we only need the base module here and it'll locate any dlls it needs
+ NestedModules = @("$module.dll")#(Get-ChildItem "$output/*.dll" | Select-Object { $_.Name } -ExpandProperty Name)
+ RootModule = "$module.psm1"
+# FunctionsToExport = @('Get-Calendar')
+ CmdletsToExport = @('Get-Calendar')
+ # These should all be empty arrays - otherwise they default to wildcard which the generated psd1 will helpfully
+ # tell you not to do for performance reasons, as the fallback if these are left out is to use wildcard...
+ FunctionsToExport = @()
+ VariablesToExport = @()
+ AliasesToExport = @()
+}
+
+New-ModuleManifest @manifestSplat
+# We don't actually need content here, it's just so PowerShell has an entry point
+New-Item "$output/$module.psm1" -ItemType File
diff --git a/PowershellModule/manifest.json b/PowershellModule/manifest.json
new file mode 100644
index 0000000..3039b76
--- /dev/null
+++ b/PowershellModule/manifest.json
@@ -0,0 +1,5 @@
+{
+ "_TODO":[
+ "add manifest details here maybe idk"
+ ]
+}
\ No newline at end of file
diff --git a/PowershellModule/meta/PowershellModule.psd1 b/PowershellModule/meta/PowershellModule.psd1
new file mode 100644
index 0000000..e69de29
diff --git a/PowershellModule/meta/PowershellModule.psm1 b/PowershellModule/meta/PowershellModule.psm1
new file mode 100644
index 0000000..e69de29