118 lines
3.5 KiB
C#
118 lines
3.5 KiB
C#
using Content.Shared.GameTicking;
|
|
using Content.Shared.NameIdentifier;
|
|
using Robust.Shared.Prototypes;
|
|
using Robust.Shared.Random;
|
|
|
|
namespace Content.Server.NameIdentifier;
|
|
|
|
/// <summary>
|
|
/// Handles unique name identifiers for entities e.g. `monkey (MK-912)`
|
|
/// </summary>
|
|
public sealed class NameIdentifierSystem : EntitySystem
|
|
{
|
|
[Dependency] private readonly IPrototypeManager _prototypeManager = default!;
|
|
[Dependency] private readonly IRobustRandom _robustRandom = default!;
|
|
|
|
[ViewVariables]
|
|
public Dictionary<NameIdentifierGroupPrototype, HashSet<int>> CurrentIds = new();
|
|
|
|
public override void Initialize()
|
|
{
|
|
base.Initialize();
|
|
|
|
SubscribeLocalEvent<NameIdentifierComponent, ComponentInit>(OnComponentInit);
|
|
SubscribeLocalEvent<RoundRestartCleanupEvent>(CleanupIds);
|
|
|
|
InitialSetupPrototypes();
|
|
_prototypeManager.PrototypesReloaded += OnReloadPrototypes;
|
|
}
|
|
|
|
public override void Shutdown()
|
|
{
|
|
base.Shutdown();
|
|
|
|
_prototypeManager.PrototypesReloaded -= OnReloadPrototypes;
|
|
}
|
|
|
|
/// <summary>
|
|
/// Generates a new unique name/suffix for a given entity and adds it to <see cref="CurrentIds"/>
|
|
/// but does not set the entity's name.
|
|
/// </summary>
|
|
public string GenerateUniqueName(EntityUid uid, NameIdentifierGroupPrototype proto)
|
|
{
|
|
var entityName = Name(uid);
|
|
if (!CurrentIds.TryGetValue(proto, out var set))
|
|
return entityName;
|
|
|
|
if (set.Count == (proto.MaxValue - proto.MinValue) + 1)
|
|
{
|
|
// Oh jeez. We're outta numbers.
|
|
return entityName;
|
|
}
|
|
|
|
// This is kind of inefficient with very large amounts of entities but its better than any other method
|
|
// I could come up with.
|
|
|
|
var randomVal = _robustRandom.Next(proto.MinValue, proto.MaxValue);
|
|
while (set.Contains(randomVal))
|
|
{
|
|
randomVal = _robustRandom.Next(proto.MinValue, proto.MaxValue);
|
|
}
|
|
|
|
set.Add(randomVal);
|
|
|
|
return proto.Prefix is not null
|
|
? $"{proto.Prefix}-{randomVal}"
|
|
: $"{randomVal}";
|
|
}
|
|
|
|
private void OnComponentInit(EntityUid uid, NameIdentifierComponent component, ComponentInit args)
|
|
{
|
|
if (!_prototypeManager.TryIndex<NameIdentifierGroupPrototype>(component.Group, out var group))
|
|
return;
|
|
|
|
// Generate a new name.
|
|
var meta = MetaData(uid);
|
|
var uniqueName = GenerateUniqueName(uid, group);
|
|
|
|
// "DR-1234" as opposed to "drone (DR-1234)"
|
|
meta.EntityName = group.FullName
|
|
? uniqueName
|
|
: $"{meta.EntityName} ({uniqueName})";
|
|
}
|
|
|
|
private void InitialSetupPrototypes()
|
|
{
|
|
foreach (var proto in _prototypeManager.EnumeratePrototypes<NameIdentifierGroupPrototype>())
|
|
{
|
|
CurrentIds.Add(proto, new());
|
|
}
|
|
}
|
|
|
|
private void OnReloadPrototypes(PrototypesReloadedEventArgs ev)
|
|
{
|
|
if (!ev.ByType.TryGetValue(typeof(NameIdentifierGroupPrototype), out var set))
|
|
return;
|
|
|
|
foreach (var (_, proto) in set.Modified)
|
|
{
|
|
if (proto is not NameIdentifierGroupPrototype group)
|
|
continue;
|
|
|
|
// Only bother adding new ones.
|
|
if (CurrentIds.ContainsKey(group))
|
|
continue;
|
|
|
|
CurrentIds.Add(group, new());
|
|
}
|
|
}
|
|
|
|
private void CleanupIds(RoundRestartCleanupEvent ev)
|
|
{
|
|
foreach (var (_, set) in CurrentIds)
|
|
{
|
|
set.Clear();
|
|
}
|
|
}
|
|
}
|