69 lines
2.5 KiB
C#
69 lines
2.5 KiB
C#
using Content.Shared.Interaction.Events;
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using Content.Shared.Inventory;
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using Robust.Shared.Random;
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namespace Content.Server.Forensics
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{
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public sealed class ForensicsSystem : EntitySystem
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{
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[Dependency] private readonly IRobustRandom _random = default!;
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[Dependency] private readonly InventorySystem _inventory = default!;
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public override void Initialize()
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{
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SubscribeLocalEvent<FingerprintComponent, ContactInteractionEvent>(OnInteract);
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SubscribeLocalEvent<FingerprintComponent, MapInitEvent>(OnFingerprintInit);
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SubscribeLocalEvent<DnaComponent, MapInitEvent>(OnDNAInit);
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}
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private void OnInteract(EntityUid uid, FingerprintComponent component, ContactInteractionEvent args)
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{
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ApplyEvidence(uid, args.Other);
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}
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private void OnFingerprintInit(EntityUid uid, FingerprintComponent component, MapInitEvent args)
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{
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component.Fingerprint = GenerateFingerprint();
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}
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private void OnDNAInit(EntityUid uid, DnaComponent component, MapInitEvent args)
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{
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component.DNA = GenerateDNA();
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}
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private string GenerateFingerprint()
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{
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var fingerprint = new byte[16];
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_random.NextBytes(fingerprint);
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return Convert.ToHexString(fingerprint);
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}
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private string GenerateDNA()
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{
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var letters = new[] { "A", "C", "G", "T" };
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var DNA = string.Empty;
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for (var i = 0; i < 16; i++)
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{
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DNA += letters[_random.Next(letters.Length)];
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}
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return DNA;
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}
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private void ApplyEvidence(EntityUid user, EntityUid target)
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{
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var component = EnsureComp<ForensicsComponent>(target);
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if (_inventory.TryGetSlotEntity(user, "gloves", out var gloves))
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{
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if (TryComp<FiberComponent>(gloves, out var fiber) && !string.IsNullOrEmpty(fiber.FiberMaterial))
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component.Fibers.Add(string.IsNullOrEmpty(fiber.FiberColor) ? Loc.GetString("forensic-fibers", ("material", fiber.FiberMaterial)) : Loc.GetString("forensic-fibers-colored", ("color", fiber.FiberColor), ("material", fiber.FiberMaterial)));
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if (HasComp<FingerprintMaskComponent>(gloves))
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return;
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}
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if (TryComp<FingerprintComponent>(user, out var fingerprint))
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component.Fingerprints.Add(fingerprint.Fingerprint ?? "");
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}
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}
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}
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