Files
tbd-station-14/Content.Client/Verbs/UI/VerbMenuUIController.cs

312 lines
11 KiB
C#

using System.Linq;
using System.Numerics;
using Content.Client.CombatMode;
using Content.Client.ContextMenu.UI;
using Content.Client.Gameplay;
using Content.Client.Mapping;
using Content.Shared.Input;
using Content.Shared.Verbs;
using Robust.Client.Player;
using Robust.Client.UserInterface;
using Robust.Client.UserInterface.Controllers;
using Robust.Shared.Collections;
using Robust.Shared.Input;
using Robust.Shared.Utility;
namespace Content.Client.Verbs.UI
{
/// <summary>
/// This class handles the displaying of the verb menu.
/// </summary>
/// <remarks>
/// In addition to the normal <see cref="ContextMenuUIController"/> functionality, this also provides functions
/// open a verb menu for a given entity, add verbs to it, and add server-verbs when the server response is
/// received.
/// </remarks>
public sealed class VerbMenuUIController : UIController,
IOnStateEntered<GameplayState>, IOnStateExited<GameplayState>,
IOnStateEntered<MappingState>, IOnStateExited<MappingState>
{
[Dependency] private readonly IPlayerManager _playerManager = default!;
[Dependency] private readonly ContextMenuUIController _context = default!;
[UISystemDependency] private readonly CombatModeSystem _combatMode = default!;
[UISystemDependency] private readonly VerbSystem _verbSystem = default!;
public NetEntity CurrentTarget;
public SortedSet<Verb> CurrentVerbs = new();
public List<VerbCategory> ExtraCategories = new();
/// <summary>
/// Separate from <see cref="ContextMenuUIController.RootMenu"/>, since we can open a verb menu as a submenu
/// of an entity menu element. If that happens, we need to be aware and close it properly.
/// </summary>
public ContextMenuPopup? OpenMenu = null;
public void OnStateEntered(GameplayState state)
{
_context.OnContextKeyEvent += OnKeyBindDown;
_context.OnContextClosed += Close;
_verbSystem.OnVerbsResponse += HandleVerbsResponse;
}
public void OnStateExited(GameplayState state)
{
_context.OnContextKeyEvent -= OnKeyBindDown;
_context.OnContextClosed -= Close;
if (_verbSystem != null)
_verbSystem.OnVerbsResponse -= HandleVerbsResponse;
Close();
}
public void OnStateEntered(MappingState state)
{
_context.OnContextKeyEvent += OnKeyBindDown;
_context.OnContextClosed += Close;
_verbSystem.OnVerbsResponse += HandleVerbsResponse;
}
public void OnStateExited(MappingState state)
{
_context.OnContextKeyEvent -= OnKeyBindDown;
_context.OnContextClosed -= Close;
if (_verbSystem != null)
_verbSystem.OnVerbsResponse -= HandleVerbsResponse;
Close();
}
/// <summary>
/// Open a verb menu and fill it with verbs applicable to the given target entity.
/// </summary>
/// <param name="target">Entity to get verbs on.</param>
/// <param name="force">Used to force showing all verbs (mostly for admins).</param>
/// <param name="popup">
/// If this is not null, verbs will be placed into the given popup instead.
/// </param>
public void OpenVerbMenu(EntityUid target, bool force = false, ContextMenuPopup? popup=null)
{
DebugTools.Assert(target.IsValid());
OpenVerbMenu(EntityManager.GetNetEntity(target), force, popup);
}
/// <summary>
/// Open a verb menu and fill it with verbs applicable to the given target entity.
/// </summary>
/// <param name="target">Entity to get verbs on.</param>
/// <param name="force">Used to force showing all verbs. Only works on networked entities if the user is an admin.</param>
/// <param name="popup">
/// If this is not null, verbs will be placed into the given popup instead.
/// </param>
public void OpenVerbMenu(NetEntity target, bool force = false, ContextMenuPopup? popup=null)
{
DebugTools.Assert(target.IsValid());
if (_playerManager.LocalEntity is not {Valid: true} user)
return;
if (!force && _combatMode.IsInCombatMode(user))
return;
Close();
var menu = popup ?? _context.RootMenu;
menu.MenuBody.DisposeAllChildren();
CurrentTarget = target;
CurrentVerbs = _verbSystem.GetVerbs(target, user, Verb.VerbTypes, out ExtraCategories, force);
OpenMenu = menu;
// Fill in client-side verbs.
FillVerbPopup(menu);
// if popup isn't null (ie we are opening out of an entity menu element),
// assume that that is going to handle opening the submenu properly
if (popup != null)
return;
// Show the menu at mouse pos
menu.SetPositionLast();
var box = UIBox2.FromDimensions(UIManager.MousePositionScaled.Position, new Vector2(1, 1));
menu.Open(box);
}
/// <summary>
/// Fill the verb pop-up using the verbs stored in <see cref="CurrentVerbs"/>
/// </summary>
private void FillVerbPopup(ContextMenuPopup popup)
{
HashSet<string> listedCategories = new();
var extras = new ValueList<string>(ExtraCategories.Count);
foreach (var cat in ExtraCategories)
{
extras.Add(cat.Text);
}
foreach (var verb in CurrentVerbs)
{
if (verb.Category == null)
{
var element = new VerbMenuElement(verb);
_context.AddElement(popup, element);
}
// Add the category if it's not an extra (this is to avoid shuffling if we're filling from server verbs response).
else if (!extras.Contains(verb.Category.Text) && listedCategories.Add(verb.Category.Text))
AddVerbCategory(verb.Category, popup);
}
foreach (var category in ExtraCategories)
{
if (listedCategories.Add(category.Text))
AddVerbCategory(category, popup);
}
popup.InvalidateMeasure();
}
/// <summary>
/// Add a verb category button to the pop-up
/// </summary>
public void AddVerbCategory(VerbCategory category, ContextMenuPopup popup)
{
// Get a list of the verbs in this category
List<Verb> verbsInCategory = new();
var drawIcons = false;
foreach (var verb in CurrentVerbs)
{
if (verb.Category?.Text == category.Text)
{
verbsInCategory.Add(verb);
drawIcons = drawIcons || verb.Icon != null || verb.IconEntity != null;
}
}
if (verbsInCategory.Count == 0 && !ExtraCategories.Contains(category))
return;
var style = verbsInCategory.FirstOrDefault()?.TextStyleClass ?? Verb.DefaultTextStyleClass;
var element = new VerbMenuElement(category, style);
_context.AddElement(popup, element);
// Create the pop-up that appears when hovering over this element
element.SubMenu = new ContextMenuPopup(_context, element);
foreach (var verb in verbsInCategory)
{
var subElement = new VerbMenuElement(verb)
{
IconVisible = drawIcons,
TextVisible = !category.IconsOnly
};
_context.AddElement(element.SubMenu, subElement);
}
element.SubMenu.MenuBody.Columns = category.Columns;
}
/// <summary>
/// Add verbs from the server to <see cref="CurrentVerbs"/> and update the verb menu.
/// </summary>
public void AddServerVerbs(List<Verb>? verbs, ContextMenuPopup popup)
{
popup.MenuBody.DisposeAllChildren();
// Verbs may be null if the server does not think we can see the target entity. This **should** not happen.
if (verbs == null)
{
// remove "waiting for server..." and inform user that something went wrong.
_context.AddElement(popup, new ContextMenuElement(Loc.GetString("verb-system-null-server-response")));
return;
}
CurrentVerbs.UnionWith(verbs);
FillVerbPopup(popup);
}
public void OnKeyBindDown(ContextMenuElement element, GUIBoundKeyEventArgs args)
{
if (args.Function != EngineKeyFunctions.Use && args.Function != ContentKeyFunctions.ActivateItemInWorld)
return;
if (element is not VerbMenuElement verbElement)
{
if (element is not ConfirmationMenuElement confElement)
return;
args.Handle();
ExecuteVerb(confElement.Verb);
return;
}
args.Handle();
var verb = verbElement.Verb;
if (verb == null)
{
// The user probably clicked on a verb category.
// If there's only one verb in the category, then it will act as if they clicked on that verb.
// Otherwise it opens the category menu.
if (verbElement.SubMenu == null || verbElement.SubMenu.ChildCount == 0)
return;
if (verbElement.SubMenu.MenuBody.ChildCount != 1
|| verbElement.SubMenu.MenuBody.Children.First() is not VerbMenuElement verbMenuElement)
{
_context.OpenSubMenu(verbElement);
return;
}
verb = verbMenuElement.Verb;
if (verb == null)
return;
}
#if DEBUG
// No confirmation pop-ups in debug mode.
ExecuteVerb(verb);
#else
if (!verb.ConfirmationPopup)
{
ExecuteVerb(verb);
return;
}
if (verbElement.SubMenu == null)
{
var popupElement = new ConfirmationMenuElement(verb, Loc.GetString("generic-confirm"));
verbElement.SubMenu = new ContextMenuPopup(_context, verbElement);
_context.AddElement(verbElement.SubMenu, popupElement);
}
_context.OpenSubMenu(verbElement);
#endif
}
private void Close()
{
if (OpenMenu == null)
return;
OpenMenu.Close();
OpenMenu = null;
}
private void HandleVerbsResponse(VerbsResponseEvent msg)
{
if (OpenMenu == null || !OpenMenu.Visible || CurrentTarget != msg.Entity)
return;
AddServerVerbs(msg.Verbs, OpenMenu);
}
private void ExecuteVerb(Verb verb)
{
UIManager.ClickSound();
_verbSystem.ExecuteVerb(CurrentTarget, verb);
if (verb.CloseMenu ?? verb.CloseMenuDefault)
_context.Close();
}
}
}