Files
tbd-station-14/Content.Server/Fluids/EntitySystems/MoppingSystem.cs
2022-07-29 12:13:12 +10:00

361 lines
17 KiB
C#

using Content.Server.Chemistry.Components.SolutionManager;
using Content.Server.Chemistry.EntitySystems;
using Content.Server.DoAfter;
using Content.Server.Fluids.Components;
using Content.Shared.Chemistry.Components;
using Content.Shared.FixedPoint;
using Content.Shared.Interaction;
using Content.Shared.Popups;
using Content.Shared.Tag;
using Robust.Shared.Audio;
using Robust.Shared.Player;
using Robust.Shared.Map;
using JetBrains.Annotations;
namespace Content.Server.Fluids.EntitySystems;
[UsedImplicitly]
public sealed class MoppingSystem : EntitySystem
{
[Dependency] private readonly DoAfterSystem _doAfterSystem = default!;
[Dependency] private readonly SpillableSystem _spillableSystem = default!;
[Dependency] private readonly TagSystem _tagSystem = default!;
[Dependency] private readonly IMapManager _mapManager = default!;
[Dependency] private readonly SolutionContainerSystem _solutionSystem = default!;
const string puddlePrototypeId = "PuddleSmear"; // The puddle prototype to use when releasing liquid to the floor, making a new puddle
public override void Initialize()
{
base.Initialize();
SubscribeLocalEvent<AbsorbentComponent, AfterInteractEvent>(OnAfterInteract);
SubscribeLocalEvent<TransferCancelledEvent>(OnTransferCancelled);
SubscribeLocalEvent<TransferCompleteEvent>(OnTransferComplete);
}
private void OnAfterInteract(EntityUid uid, AbsorbentComponent component, AfterInteractEvent args)
{
if (!args.CanReach) // if user cannot reach the target
{
return;
}
if (args.Handled) // if the event was already handled
{
return;
}
_solutionSystem.TryGetSolution(args.Used, AbsorbentComponent.SolutionName, out var absorbedSolution);
if (absorbedSolution is null)
{
return;
}
var toolAvailableVolume = absorbedSolution.AvailableVolume;
var toolCurrentVolume = absorbedSolution.CurrentVolume;
// For adding liquid to an empty floor tile
if (args.Target is null) // if a tile is clicked
{
ReleaseToFloor(args.ClickLocation, component, absorbedSolution);
args.Handled = true;
args.User.PopupMessage(args.User, Loc.GetString("mopping-system-release-to-floor"));
return;
}
else if (args.Target is not null)
{
// Handle our do_after logic
HandleDoAfter(args.User, args.Used, args.Target.Value, component, toolCurrentVolume, toolAvailableVolume);
}
args.Handled = true;
return;
}
private void ReleaseToFloor(EntityCoordinates clickLocation, AbsorbentComponent absorbent, Solution? absorbedSolution)
{
if ((_mapManager.TryGetGrid(clickLocation.GetGridUid(EntityManager), out var mapGrid)) // needs valid grid
&& absorbedSolution is not null) // needs a solution to place on the tile
{
TileRef tile = mapGrid.GetTileRef(clickLocation);
// Drop some of the absorbed liquid onto the ground
var releaseAmount = FixedPoint2.Min(absorbent.ResidueAmount, absorbedSolution.CurrentVolume); // The release amount specified on the absorbent component, or the amount currently absorbed (whichever is less).
var releasedSolution = _solutionSystem.SplitSolution(absorbent.Owner, absorbedSolution, releaseAmount); // Remove releaseAmount of solution from the absorbent component
_spillableSystem.SpillAt(tile, releasedSolution, puddlePrototypeId); // And spill it onto the tile.
}
}
// Handles logic for our different types of valid target.
// Checks for conditions that would prevent a doAfter from starting.
private void HandleDoAfter(EntityUid user, EntityUid used, EntityUid target, AbsorbentComponent component, FixedPoint2 currentVolume, FixedPoint2 availableVolume)
{
// Below variables will be set within this function depending on what kind of target was clicked.
// They will be passed to the OnTransferComplete if the doAfter succeeds.
EntityUid donor;
EntityUid acceptor;
string donorSolutionName;
string acceptorSolutionName;
FixedPoint2 transferAmount;
var delay = 1.0f; //default do_after delay in seconds.
string msg;
SoundSpecifier sfx;
// For our purposes, if our target has a PuddleComponent, treat it as a puddle above all else.
if (TryComp<PuddleComponent>(target, out var puddle))
{
// These return conditions will abort BEFORE the do_after is called:
if(!_solutionSystem.TryGetSolution(target, puddle.SolutionName, out var puddleSolution) // puddle Solution is null
|| (puddleSolution.TotalVolume <= 0)) // puddle is completely empty
{
return;
}
else if (availableVolume < 0) // mop is completely full
{
msg = "mopping-system-tool-full";
user.PopupMessage(user, Loc.GetString(msg, ("used", used))); // play message now because we are aborting.
return;
}
// adding to puddles
else if (puddleSolution.TotalVolume < component.MopLowerLimit // if the puddle is too small for the tool to effectively absorb any more solution from it
&& currentVolume > 0) // tool needs a solution to dilute the puddle with.
{
// Dilutes the puddle with some solution from the tool
transferAmount = FixedPoint2.Max(component.ResidueAmount, currentVolume);
TryTransfer(used, target, "absorbed", puddle.SolutionName, transferAmount); // Complete the transfer right away, with no doAfter.
sfx = component.TransferSound;
SoundSystem.Play(sfx.GetSound(), Filter.Pvs(user), used); // Give instant feedback for diluting puddle, so that it's clear that the player is adding to the puddle (as opposed to other behaviours, which have a doAfter).
msg = "mopping-system-puddle-diluted";
user.PopupMessage(user, Loc.GetString(msg)); // play message now because we are aborting.
return; // Do not begin a doAfter.
}
else
{
// Taking from puddles:
// Determine transferAmount:
transferAmount = FixedPoint2.Min(component.PickupAmount, puddleSolution.TotalVolume, availableVolume);
// TODO: consider onelining this with the above, using additional args on Min()?
if ((puddleSolution.TotalVolume - transferAmount) < component.MopLowerLimit) // If the transferAmount would bring the puddle below the MopLowerLimit
{
transferAmount = puddleSolution.TotalVolume - component.MopLowerLimit; // Then the transferAmount should bring the puddle down to the MopLowerLimit exactly
}
donor = target; // the puddle Uid
donorSolutionName = puddle.SolutionName;
acceptor = used; // the mop/tool Uid
acceptorSolutionName = "absorbed"; // by definition on AbsorbentComponent
// Set delay/popup/sound if nondefault. Popup and sound will only play on a successful doAfter.
delay = (component.PickupAmount.Float() / 10.0f) * component.MopSpeed; // Delay should scale with PickupAmount, which represents the maximum we can pick up per click.
msg = "mopping-system-puddle-success";
sfx = component.PickupSound;
DoMopInteraction(user, used, target, donor, acceptor, component, donorSolutionName, acceptorSolutionName, transferAmount, delay, msg, sfx);
}
}
else if ((TryComp<RefillableSolutionComponent>(target, out var refillable)) // We can put solution from the tool into the target
&& (currentVolume > 0)) // And the tool is wet
{
// These return conditions will abort BEFORE the do_after is called:
if (!_solutionSystem.TryGetRefillableSolution(target, out var refillableSolution)) // refillable Solution is null
{
return;
}
else if (refillableSolution.AvailableVolume <= 0) // target container is full (liquid destination)
{
msg = "mopping-system-target-container-full";
user.PopupMessage(user, Loc.GetString(msg, ("target", target))); // play message now because we are aborting.
return;
}
else if (refillableSolution.MaxVolume <= FixedPoint2.New(20)) // target container is too small (e.g. syringe)
{
msg = "mopping-system-target-container-too-small";
user.PopupMessage(user, Loc.GetString(msg, ("target", target))); // play message now because we are aborting.
return;
}
else
{
// Determine transferAmount
if (_tagSystem.HasTag(used, "Mop") // if the tool used is a literal mop (and not a sponge, rag, etc.)
&& !_tagSystem.HasTag(target, "Wringer")) // and if the target does not have a wringer for properly drying the mop
{
delay = 5.0f; // Should take much longer if you don't have a wringer
if ((currentVolume / (currentVolume + availableVolume) ) > 0.25) // mop is more than one-quarter full
{
transferAmount = FixedPoint2.Min(refillableSolution.AvailableVolume, currentVolume * 0.6); // squeeze up to 60% of the solution from the mop.
msg = "mopping-system-hand-squeeze-little-wet";
if ((currentVolume / (currentVolume + availableVolume) ) > 0.5) // if the mop is more than half full
msg = "mopping-system-hand-squeeze-still-wet"; // overwrites the above
}
else // mop is less than one-quarter full
{
transferAmount = FixedPoint2.Min(refillableSolution.AvailableVolume, currentVolume); // squeeze remainder of solution from the mop.
msg = "mopping-system-hand-squeeze-dry";
}
}
else
{
transferAmount = FixedPoint2.Min(refillableSolution.AvailableVolume, currentVolume); //Transfer all liquid from the tool to the container, but only if it will fit.
msg = "mopping-system-refillable-success";
delay = 1.0f;
}
donor = used; // the mop/tool Uid
donorSolutionName = "absorbed"; // by definition on AbsorbentComponent
acceptor = target; // the refillable container's Uid
acceptorSolutionName = refillable.Solution;
// Set delay/popup/sound if nondefault. Popup and sound will only play on a successful doAfter.
sfx = component.TransferSound;
DoMopInteraction(user, used, target, donor, acceptor, component, donorSolutionName, acceptorSolutionName, transferAmount, delay, msg, sfx);
}
}
else if (TryComp<DrainableSolutionComponent>(target, out var drainable) // We can take solution from the target
&& currentVolume <= 0 ) // tool is dry
{
// These return conditions will abort BEFORE the do_after is called:
if (!_solutionSystem.TryGetDrainableSolution(target, out var drainableSolution))
{
return;
}
else if (drainableSolution.CurrentVolume <= 0) // target container is empty (liquid source)
{
msg = "mopping-system-target-container-empty";
user.PopupMessage(user, Loc.GetString(msg, ("target", target))); // play message now because we are returning.
return;
}
else
{
// Determine transferAmount
transferAmount = FixedPoint2.Min(availableVolume * 0.5, drainableSolution.CurrentVolume); // Let's transfer up to to half the tool's available capacity to the tool.
donor = target; // the drainable container's Uid
donorSolutionName = drainable.Solution;
acceptor = used; // the mop/tool Uid
acceptorSolutionName = "absorbed"; // by definition on AbsorbentComponent
// Set delay/popup/sound if nondefault. Popup and sound will only play on a successful doAfter.
// default delay is fine for this case.
msg = "mopping-system-drainable-success";
sfx = component.TransferSound;
DoMopInteraction(user, used, target, donor, acceptor, component, donorSolutionName, acceptorSolutionName, transferAmount, delay, msg, sfx);
}
}
}
private void DoMopInteraction(EntityUid user, EntityUid used, EntityUid target, EntityUid donor, EntityUid acceptor,
AbsorbentComponent component, string donorSolutionName, string acceptorSolutionName,
FixedPoint2 transferAmount, float delay, string msg, SoundSpecifier sfx)
{
var doAfterArgs = new DoAfterEventArgs(user, delay, target: target)
{
BreakOnUserMove = true,
BreakOnStun = true,
BreakOnDamage = true,
MovementThreshold = 0.2f,
BroadcastCancelledEvent = new TransferCancelledEvent()
{
Target = target,
Component = component // (the AbsorbentComponent)
},
BroadcastFinishedEvent = new TransferCompleteEvent()
{
User = user,
Tool = used,
Target = target,
Donor = donor,
Acceptor = acceptor,
Component = component,
DonorSolutionName = donorSolutionName,
AcceptorSolutionName = acceptorSolutionName,
Message = msg,
Sound = sfx,
TransferAmount = transferAmount
}
};
// Can't interact with too many entities at once.
if (component.MaxInteractingEntities < component.InteractingEntities.Count + 1)
return;
// Can't interact with the same container multiple times at once.
if (!component.InteractingEntities.Add(target))
return;
var result = _doAfterSystem.WaitDoAfter(doAfterArgs);
}
private void OnTransferComplete(TransferCompleteEvent ev)
{
SoundSystem.Play(ev.Sound.GetSound(), Filter.Pvs(ev.User), ev.Tool); // Play the After SFX
ev.User.PopupMessage(ev.User, Loc.GetString(ev.Message, ("target", ev.Target), ("used", ev.Tool))); // Play the After popup message
TryTransfer(ev.Donor, ev.Acceptor, ev.DonorSolutionName, ev.AcceptorSolutionName, ev.TransferAmount);
ev.Component.InteractingEntities.Remove(ev.Target); // Tell the absorbentComponent that we have stopped interacting with the target.
return;
}
private void OnTransferCancelled(TransferCancelledEvent ev)
{
if (!ev.Component.Deleted)
ev.Component.InteractingEntities.Remove(ev.Target); // Tell the absorbentComponent that we have stopped interacting with the target.
return;
}
private void TryTransfer(EntityUid donor, EntityUid acceptor, string donorSolutionName, string acceptorSolutionName, FixedPoint2 transferAmount)
{
if (_solutionSystem.TryGetSolution(donor, donorSolutionName, out var donorSolution) // If the donor solution is valid
&& _solutionSystem.TryGetSolution(acceptor, acceptorSolutionName, out var acceptorSolution)) // And the acceptor solution is valid
{
var solutionToTransfer = _solutionSystem.SplitSolution(donor, donorSolution, transferAmount); // Split a portion of the donor solution
_solutionSystem.TryAddSolution(acceptor, acceptorSolution, solutionToTransfer); // And add it to the acceptor solution
}
}
}
public sealed class TransferCompleteEvent : EntityEventArgs
{
public EntityUid User;
public EntityUid Tool;
public EntityUid Target;
public EntityUid Donor;
public EntityUid Acceptor;
public AbsorbentComponent Component { get; init; } = default!;
public string DonorSolutionName = "";
public string AcceptorSolutionName = "";
public string Message = "";
public SoundSpecifier Sound { get; init; } = default!;
public FixedPoint2 TransferAmount;
}
public sealed class TransferCancelledEvent : EntityEventArgs
{
public EntityUid Target;
public AbsorbentComponent Component { get; init; } = default!;
}