Add basic game setup

This commit is contained in:
Tim Van Baak 2024-08-16 15:52:13 -07:00
parent 7ad6f3a3d3
commit 114379de59
3 changed files with 219 additions and 1 deletions

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@ -8,3 +8,6 @@ tests: ## run all tests
test: ## name=[test name]: run a single test with logging
dotnet test MultiversalDiplomacyTests -l "console;verbosity=normal" --filter $(name)
repl: ## execute the repl
dotnet run --project MultiversalDiplomacy repl

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@ -1,3 +1,5 @@
using MultiversalDiplomacy.Model;
namespace MultiversalDiplomacy.Script;
/// <summary>
@ -9,7 +11,53 @@ public class ReplScriptHandler : IScriptHandler
public IScriptHandler? HandleInput(string input)
{
Console.WriteLine($"[{input}]");
var args = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
if (args.Length == 0)
{
return this;
}
var command = args[0];
switch (command)
{
case "help":
case "?":
Console.WriteLine("Commands:");
Console.WriteLine(" help, ?: print this message");
Console.WriteLine(" map <variant>: start a new game of the given variant");
Console.WriteLine(" stab: stab");
break;
case "stab":
Console.WriteLine("stab");
break;
case "map" when args.Length == 1:
Console.WriteLine("Usage:");
Console.WriteLine(" map <variant>");
Console.WriteLine("Available variants:");
Console.WriteLine($" {string.Join(", ", Enum.GetNames<MapType>().Select(s => s.ToLowerInvariant()))}");
break;
case "map" when args.Length > 1:
string mapType = args[1].Trim();
if (!Enum.TryParse(mapType, ignoreCase: true, out MapType map)) {
Console.WriteLine($"Unknown variant {mapType}");
Console.WriteLine("Available variants:");
Console.WriteLine($" {string.Join(", ", Enum.GetNames<MapType>().Select(s => s.ToLowerInvariant()))}");
break;
}
World world = World.WithMap(Map.FromType(map));
Console.WriteLine($"Created a new {map} game");
return new SetupScriptHandler(world);
default:
// noop on comments that begin with #
if (!command.StartsWith('#')) {
Console.WriteLine($"Unrecognized command: {command}");
}
break;
}
return this;
}

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@ -0,0 +1,167 @@
using System.Diagnostics.CodeAnalysis;
using MultiversalDiplomacy.Model;
namespace MultiversalDiplomacy.Script;
/// <summary>
/// A script handler for modifying a game before it begins.
/// </summary>
public class SetupScriptHandler(World world) : IScriptHandler
{
public string Prompt => "5dp> ";
public World World { get; private set; } = world;
public IScriptHandler? HandleInput(string input)
{
var args = input.Split(' ', StringSplitOptions.RemoveEmptyEntries);
if (args.Length == 0)
{
return this;
}
var command = args[0];
switch (command)
{
case "help":
case "?":
Console.WriteLine("commands:");
Console.WriteLine(" begin: complete setup and start the game");
Console.WriteLine(" list <type>: list things in a game category");
Console.WriteLine(" option <name> <value>: set a game option");
Console.WriteLine(" unit <power> <type> <province> [location]: add a unit to the game");
Console.WriteLine(" <province> may be \"province/location\"");
break;
case "begin":
return null; // TODO
case "list" when args.Length == 1:
Console.WriteLine("usage:");
Console.WriteLine(" list powers: the powers in the game");
Console.WriteLine(" list units: units created so far");
break;
case "list" when args[1] == "powers":
Console.WriteLine("Powers:");
foreach (string powerName in World.Powers)
{
Console.WriteLine($" {powerName}");
}
break;
case "list" when args[1] == "units":
Console.WriteLine("Units:");
foreach (Unit unit in World.Units)
{
Console.WriteLine($" {unit}");
}
break;
case "option" when args.Length < 3:
throw new NotImplementedException();
case "unit" when args.Length < 4:
Console.WriteLine("usage: unit [power] [type] [province] <location>");
break;
case "unit":
string power = args[1];
string type = args[2];
string province = args[3];
string? location = args.Length >= 5 ? args[4] : null;
if (ParseUnit(power, type, province, location, out Unit? newUnit)) {
World = World.Update(units: World.Units.Append(newUnit));
Console.WriteLine($"Created {newUnit}");
}
break;
default:
// noop on comments that begin with #
if (!command.StartsWith('#')) {
Console.WriteLine($"Unrecognized command: {command}");
}
break;
}
return this;
}
private bool ParseUnit(
string powerArg,
string typeArg,
string provinceArg,
string? locationArg,
[NotNullWhen(true)] out Unit? newUnit)
{
newUnit = null;
// Parse the power name by substring matching.
var matchingPowers = World.Powers.Where(p => p.StartsWithAnyCase(powerArg));
if (!matchingPowers.Any())
{
Console.WriteLine($"No power named \"{powerArg}\"");
return false;
}
if (matchingPowers.Count() > 1)
{
Console.WriteLine($"Ambiguous power \"{powerArg}\" between {string.Join(", ", matchingPowers)}");
return false;
}
string power = matchingPowers.First();
// Parse the unit type by substring matching.
var matchingTypes = Enum.GetNames<UnitType>().Where(t => t.StartsWithAnyCase(typeArg));
if (!matchingTypes.Any())
{
Console.WriteLine($"No unit type \"{typeArg}\"");
return false;
}
if (matchingTypes.Count() > 1)
{
Console.WriteLine($"Ambiguous unit type \"{typeArg}\" between {string.Join(", ", matchingTypes)}");
return false;
}
UnitType type = Enum.Parse<UnitType>(matchingTypes.First());
// Parse the province by matching the province name or one of its abbreviations,
// allowing location specifications separated by a forward slash, e.g. spa/nc.
if (provinceArg.Contains('/')) {
var split = provinceArg.Split('/', 2);
locationArg ??= split[1];
provinceArg = split[0];
}
var matchingProvs = World.Provinces.Where(pr
=> pr.Abbreviations.Any(abv => abv.EqualsAnyCase(provinceArg))
|| pr.Name.EqualsAnyCase(provinceArg));
if (!matchingProvs.Any())
{
Console.WriteLine($"No province matches \"{provinceArg}\"");
return false;
}
if (matchingProvs.Count() > 1)
{
Console.WriteLine($"Ambiguous province \"{provinceArg}\" between {string.Join(", ", matchingProvs)}");
return false;
}
Province province = matchingProvs.First();
Location location;
locationArg ??= type == UnitType.Army ? "land" : "water";
var matchingLocs = locationArg is null
? province.Locations.Where(loc
=> type == UnitType.Army && loc.Type == LocationType.Land
|| type == UnitType.Fleet && loc.Type == LocationType.Water)
: province.Locations.Where(loc
=> loc.Name.EqualsAnyCase(locationArg)
|| loc.Abbreviation.EqualsAnyCase(locationArg));
if (!matchingLocs.Any()) {
Console.WriteLine($"Province {province.Name} has no {locationArg} location");
return false;
}
location = matchingLocs.First();
newUnit = Unit.Build(location.Key, Season.First, powerArg, type);
return true;
}
}