5dplomacy/MultiversalDiplomacy/Script/ReplScriptHandler.cs

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using MultiversalDiplomacy.Adjudicate;
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using MultiversalDiplomacy.Model;
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namespace MultiversalDiplomacy.Script;
/// <summary>
/// A script handler for the interactive repl.
/// </summary>
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public class ReplScriptHandler(Action<string> WriteLine) : IScriptHandler
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{
public string Prompt => "5dp> ";
public ScriptResult HandleInput(string input)
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{
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var args = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
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if (args.Length == 0 || input.StartsWith('#'))
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{
return ScriptResult.Succeed(this);
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}
var command = args[0];
switch (command)
{
case "help":
case "?":
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WriteLine("Commands:");
WriteLine(" help, ?: print this message");
WriteLine(" map <variant>: start a new game of the given variant");
WriteLine(" stab: stab");
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break;
case "stab":
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WriteLine("stab");
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break;
case "map" when args.Length == 1:
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WriteLine("Usage:");
WriteLine(" map <variant>");
WriteLine("Available variants:");
WriteLine($" {string.Join(", ", Enum.GetNames<MapType>().Select(s => s.ToLowerInvariant()))}");
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break;
case "map" when args.Length > 1:
string mapType = args[1].Trim();
if (!Enum.TryParse(mapType, ignoreCase: true, out MapType map)) {
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WriteLine($"Unknown variant \"{mapType}\"");
WriteLine("Available variants:");
WriteLine($" {string.Join(", ", Enum.GetNames<MapType>().Select(s => s.ToLowerInvariant()))}");
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break;
}
World world = World.WithMap(Map.FromType(map));
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WriteLine($"Created a new {map} game");
return ScriptResult.Succeed(new SetupScriptHandler(
WriteLine,
world,
MovementPhaseAdjudicator.Instance));
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default:
return ScriptResult.Fail($"Unrecognized command: \"{command}\"", this);
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}
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return ScriptResult.Succeed(this);
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}
}