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Predict Injector (syringes), cleanup (#25235)

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At least the mode/transfer amount logic. Actual transfer logic needs Bloodstream which I didn't wanna move into shared.
This commit is contained in:
Pieter-Jan Briers
2024-02-15 00:05:01 +01:00
committed by GitHub
parent d0c24f9aff
commit 6d8be538c9
11 changed files with 613 additions and 642 deletions
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366
Content.Server/Chemistry/EntitySystems/InjectorSystem.cs Normal file
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using Content.Server.Body.Components;
using Content.Server.Body.Systems;
using Content.Shared.Chemistry;
using Content.Shared.Chemistry.Components;
using Content.Shared.Chemistry.Components.SolutionManager;
using Content.Shared.Chemistry.EntitySystems;
using Content.Shared.Chemistry.Reagent;
using Content.Shared.Database;
using Content.Shared.DoAfter;
using Content.Shared.FixedPoint;
using Content.Shared.Forensics;
using Content.Shared.IdentityManagement;
using Content.Shared.Interaction;
using Content.Shared.Mobs.Components;
using Content.Shared.Stacks;
namespace Content.Server.Chemistry.EntitySystems;
public sealed class InjectorSystem : SharedInjectorSystem
{
[Dependency] private readonly BloodstreamSystem _blood = default!;
[Dependency] private readonly ReactiveSystem _reactiveSystem = default!;
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<InjectorComponent, InjectorDoAfterEvent>(OnInjectDoAfter);
SubscribeLocalEvent<InjectorComponent, AfterInteractEvent>(OnInjectorAfterInteract);
}
private void UseInjector(Entity<InjectorComponent> injector, EntityUid target, EntityUid user)
{
// Handle injecting/drawing for solutions
if (injector.Comp.ToggleState == InjectorToggleMode.Inject)
{
if (SolutionContainers.TryGetInjectableSolution(target, out var injectableSolution, out _))
{
TryInject(injector, target, injectableSolution.Value, user, false);
}
else if (SolutionContainers.TryGetRefillableSolution(target, out var refillableSolution, out _))
{
TryInject(injector, target, refillableSolution.Value, user, true);
}
else if (TryComp<BloodstreamComponent>(target, out var bloodstream))
{
TryInjectIntoBloodstream(injector, (target, bloodstream), user);
}
else
{
Popup.PopupEntity(Loc.GetString("injector-component-cannot-transfer-message",
("target", Identity.Entity(target, EntityManager))), injector, user);
}
}
else if (injector.Comp.ToggleState == InjectorToggleMode.Draw)
{
// Draw from a bloodstream, if the target has that
if (TryComp<BloodstreamComponent>(target, out var stream) &&
SolutionContainers.ResolveSolution(target, stream.BloodSolutionName, ref stream.BloodSolution))
{
TryDraw(injector, (target, stream), stream.BloodSolution.Value, user);
return;
}
// Draw from an object (food, beaker, etc)
if (SolutionContainers.TryGetDrawableSolution(target, out var drawableSolution, out _))
{
TryDraw(injector, target, drawableSolution.Value, user);
}
else
{
Popup.PopupEntity(Loc.GetString("injector-component-cannot-draw-message",
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
}
}
}
private void OnInjectDoAfter(Entity<InjectorComponent> entity, ref InjectorDoAfterEvent args)
{
if (args.Cancelled || args.Handled || args.Args.Target == null)
return;
UseInjector(entity, args.Args.Target.Value, args.Args.User);
args.Handled = true;
}
private void OnInjectorAfterInteract(Entity<InjectorComponent> entity, ref AfterInteractEvent args)
{
if (args.Handled || !args.CanReach)
return;
//Make sure we have the attacking entity
if (args.Target is not { Valid: true } target || !HasComp<SolutionContainerManagerComponent>(entity))
return;
// Is the target a mob? If yes, use a do-after to give them time to respond.
if (HasComp<MobStateComponent>(target) || HasComp<BloodstreamComponent>(target))
{
// Are use using an injector capible of targeting a mob?
if (entity.Comp.IgnoreMobs)
return;
InjectDoAfter(entity, target, args.User);
args.Handled = true;
return;
}
UseInjector(entity, target, args.User);
args.Handled = true;
}
/// <summary>
/// Send informative pop-up messages and wait for a do-after to complete.
/// </summary>
private void InjectDoAfter(Entity<InjectorComponent> injector, EntityUid target, EntityUid user)
{
// Create a pop-up for the user
Popup.PopupEntity(Loc.GetString("injector-component-injecting-user"), target, user);
if (!SolutionContainers.TryGetSolution(injector.Owner, InjectorComponent.SolutionName, out _, out var solution))
return;
var actualDelay = MathHelper.Max(injector.Comp.Delay, TimeSpan.FromSeconds(1));
// Injections take 0.5 seconds longer per additional 5u
actualDelay += TimeSpan.FromSeconds(injector.Comp.TransferAmount.Float() / injector.Comp.Delay.TotalSeconds - 0.5f);
var isTarget = user != target;
if (isTarget)
{
// Create a pop-up for the target
var userName = Identity.Entity(user, EntityManager);
Popup.PopupEntity(Loc.GetString("injector-component-injecting-target",
("user", userName)), user, target);
// Check if the target is incapacitated or in combat mode and modify time accordingly.
if (MobState.IsIncapacitated(target))
{
actualDelay /= 2.5f;
}
else if (Combat.IsInCombatMode(target))
{
// Slightly increase the delay when the target is in combat mode. Helps prevents cheese injections in
// combat with fast syringes & lag.
actualDelay += TimeSpan.FromSeconds(1);
}
// Add an admin log, using the "force feed" log type. It's not quite feeding, but the effect is the same.
if (injector.Comp.ToggleState == InjectorToggleMode.Inject)
{
AdminLogger.Add(LogType.ForceFeed,
$"{EntityManager.ToPrettyString(user):user} is attempting to inject {EntityManager.ToPrettyString(target):target} with a solution {SharedSolutionContainerSystem.ToPrettyString(solution):solution}");
}
else
{
AdminLogger.Add(LogType.ForceFeed,
$"{EntityManager.ToPrettyString(user):user} is attempting to draw {injector.Comp.TransferAmount.ToString()} units from {EntityManager.ToPrettyString(target):target}");
}
}
else
{
// Self-injections take half as long.
actualDelay /= 2;
if (injector.Comp.ToggleState == InjectorToggleMode.Inject)
{
AdminLogger.Add(LogType.Ingestion,
$"{EntityManager.ToPrettyString(user):user} is attempting to inject themselves with a solution {SharedSolutionContainerSystem.ToPrettyString(solution):solution}.");
}
else
{
AdminLogger.Add(LogType.ForceFeed,
$"{EntityManager.ToPrettyString(user):user} is attempting to draw {injector.Comp.TransferAmount.ToString()} units from themselves.");
}
}
DoAfter.TryStartDoAfter(new DoAfterArgs(EntityManager, user, actualDelay, new InjectorDoAfterEvent(), injector.Owner, target: target, used: injector.Owner)
{
BreakOnUserMove = true,
BreakOnDamage = true,
BreakOnTargetMove = true,
MovementThreshold = 0.1f,
});
}
private void TryInjectIntoBloodstream(Entity<InjectorComponent> injector, Entity<BloodstreamComponent> target,
EntityUid user)
{
// Get transfer amount. May be smaller than _transferAmount if not enough room
if (!SolutionContainers.ResolveSolution(target.Owner, target.Comp.ChemicalSolutionName,
ref target.Comp.ChemicalSolution, out var chemSolution))
{
Popup.PopupEntity(
Loc.GetString("injector-component-cannot-inject-message",
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
return;
}
var realTransferAmount = FixedPoint2.Min(injector.Comp.TransferAmount, chemSolution.AvailableVolume);
if (realTransferAmount <= 0)
{
Popup.PopupEntity(
Loc.GetString("injector-component-cannot-inject-message",
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
return;
}
// Move units from attackSolution to targetSolution
var removedSolution = SolutionContainers.SplitSolution(target.Comp.ChemicalSolution.Value, realTransferAmount);
_blood.TryAddToChemicals(target, removedSolution, target.Comp);
_reactiveSystem.DoEntityReaction(target, removedSolution, ReactionMethod.Injection);
Popup.PopupEntity(Loc.GetString("injector-component-inject-success-message",
("amount", removedSolution.Volume),
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
Dirty(injector);
AfterInject(injector, target);
}
private void TryInject(Entity<InjectorComponent> injector, EntityUid targetEntity,
Entity<SolutionComponent> targetSolution, EntityUid user, bool asRefill)
{
if (!SolutionContainers.TryGetSolution(injector.Owner, InjectorComponent.SolutionName, out var soln,
out var solution) || solution.Volume == 0)
return;
// Get transfer amount. May be smaller than _transferAmount if not enough room
var realTransferAmount =
FixedPoint2.Min(injector.Comp.TransferAmount, targetSolution.Comp.Solution.AvailableVolume);
if (realTransferAmount <= 0)
{
Popup.PopupEntity(
Loc.GetString("injector-component-target-already-full-message",
("target", Identity.Entity(targetEntity, EntityManager))),
injector.Owner, user);
return;
}
// Move units from attackSolution to targetSolution
Solution removedSolution;
if (TryComp<StackComponent>(targetEntity, out var stack))
removedSolution = SolutionContainers.SplitStackSolution(soln.Value, realTransferAmount, stack.Count);
else
removedSolution = SolutionContainers.SplitSolution(soln.Value, realTransferAmount);
_reactiveSystem.DoEntityReaction(targetEntity, removedSolution, ReactionMethod.Injection);
if (!asRefill)
SolutionContainers.Inject(targetEntity, targetSolution, removedSolution);
else
SolutionContainers.Refill(targetEntity, targetSolution, removedSolution);
Popup.PopupEntity(Loc.GetString("injector-component-transfer-success-message",
("amount", removedSolution.Volume),
("target", Identity.Entity(targetEntity, EntityManager))), injector.Owner, user);
Dirty(injector);
AfterInject(injector, targetEntity);
}
private void AfterInject(Entity<InjectorComponent> injector, EntityUid target)
{
// Automatically set syringe to draw after completely draining it.
if (SolutionContainers.TryGetSolution(injector.Owner, InjectorComponent.SolutionName, out _,
out var solution) && solution.Volume == 0)
{
SetMode(injector, InjectorToggleMode.Draw);
}
// Leave some DNA from the injectee on it
var ev = new TransferDnaEvent { Donor = target, Recipient = injector };
RaiseLocalEvent(target, ref ev);
}
private void AfterDraw(Entity<InjectorComponent> injector, EntityUid target)
{
// Automatically set syringe to inject after completely filling it.
if (SolutionContainers.TryGetSolution(injector.Owner, InjectorComponent.SolutionName, out _,
out var solution) && solution.AvailableVolume == 0)
{
SetMode(injector, InjectorToggleMode.Inject);
}
// Leave some DNA from the drawee on it
var ev = new TransferDnaEvent { Donor = target, Recipient = injector };
RaiseLocalEvent(target, ref ev);
}
private void TryDraw(Entity<InjectorComponent> injector, Entity<BloodstreamComponent?> target,
Entity<SolutionComponent> targetSolution, EntityUid user)
{
if (!SolutionContainers.TryGetSolution(injector.Owner, InjectorComponent.SolutionName, out var soln,
out var solution) || solution.AvailableVolume == 0)
{
return;
}
// Get transfer amount. May be smaller than _transferAmount if not enough room, also make sure there's room in the injector
var realTransferAmount = FixedPoint2.Min(injector.Comp.TransferAmount, targetSolution.Comp.Solution.Volume,
solution.AvailableVolume);
if (realTransferAmount <= 0)
{
Popup.PopupEntity(
Loc.GetString("injector-component-target-is-empty-message",
("target", Identity.Entity(target, EntityManager))),
injector.Owner, user);
return;
}
// We have some snowflaked behavior for streams.
if (target.Comp != null)
{
DrawFromBlood(injector, (target.Owner, target.Comp), soln.Value, realTransferAmount, user);
return;
}
// Move units from attackSolution to targetSolution
var removedSolution = SolutionContainers.Draw(target.Owner, targetSolution, realTransferAmount);
if (!SolutionContainers.TryAddSolution(soln.Value, removedSolution))
{
return;
}
Popup.PopupEntity(Loc.GetString("injector-component-draw-success-message",
("amount", removedSolution.Volume),
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
Dirty(injector);
AfterDraw(injector, target);
}
private void DrawFromBlood(Entity<InjectorComponent> injector, Entity<BloodstreamComponent> target,
Entity<SolutionComponent> injectorSolution, FixedPoint2 transferAmount, EntityUid user)
{
var drawAmount = (float) transferAmount;
if (SolutionContainers.ResolveSolution(target.Owner, target.Comp.ChemicalSolutionName,
ref target.Comp.ChemicalSolution))
{
var chemTemp = SolutionContainers.SplitSolution(target.Comp.ChemicalSolution.Value, drawAmount * 0.15f);
SolutionContainers.TryAddSolution(injectorSolution, chemTemp);
drawAmount -= (float) chemTemp.Volume;
}
if (SolutionContainers.ResolveSolution(target.Owner, target.Comp.BloodSolutionName,
ref target.Comp.BloodSolution))
{
var bloodTemp = SolutionContainers.SplitSolution(target.Comp.BloodSolution.Value, drawAmount);
SolutionContainers.TryAddSolution(injectorSolution, bloodTemp);
}
Popup.PopupEntity(Loc.GetString("injector-component-draw-success-message",
("amount", transferAmount),
("target", Identity.Entity(target, EntityManager))), injector.Owner, user);
Dirty(injector);
AfterDraw(injector, target);
}
}