full sticky prediction (#30230)

* move all sticky stuff to shared and cleanup/grammar fix

* update imports and ref

---------

Co-authored-by: deltanedas <@deltanedas:kde.org>

Content.Shared/Sticky/Components/StickyComponent.cs

@@ -0,0 +1,90 @@
+using Content.Shared.Sticky.Systems;
+using Content.Shared.Whitelist;
+using Robust.Shared.GameStates;
+using Robust.Shared.Utility;
+
+namespace Content.Shared.Sticky.Components;
+
+/// <summary>
+/// Items that can be stuck to other structures or entities.
+/// For example, paper stickers or C4 charges.
+/// </summary>
+[RegisterComponent, NetworkedComponent, Access(typeof(StickySystem))]
+[AutoGenerateComponentState]
+public sealed partial class StickyComponent : Component
+{
+    /// <summary>
+    /// What target entities are valid to be surface for sticky entity.
+    /// </summary>
+    [DataField]
+    public EntityWhitelist? Whitelist;
+
+    /// <summary>
+    /// What target entities can't be used as surface for sticky entity.
+    /// </summary>
+    [DataField]
+    public EntityWhitelist? Blacklist;
+
+    /// <summary>
+    /// How much time it takes to stick the entity to a target.
+    /// If zero, it will immediately be stuck.
+    /// </summary>
+    [DataField]
+    public TimeSpan StickDelay = TimeSpan.Zero;
+
+    /// <summary>
+    /// Whether users can unstick the entity after it has been stuck.
+    /// </summary>
+    [DataField]
+    public bool CanUnstick = true;
+
+    /// <summary>
+    /// How much time it takes to unstick the entity.
+    /// If zero, it will immediately be unstuck.
+    /// </summary>
+    [DataField]
+    public TimeSpan UnstickDelay = TimeSpan.Zero;
+
+    /// <summary>
+    /// Popup message shown when player starts sticking the entity to another entity.
+    /// </summary>
+    [DataField]
+    public LocId? StickPopupStart;
+
+    /// <summary>
+    /// Popup message shown when a player successfully sticks the entity.
+    /// </summary>
+    [DataField]
+    public LocId? StickPopupSuccess;
+
+    /// <summary>
+    /// Popup message shown when a player starts unsticking the entity from another entity.
+    /// </summary>
+    [DataField]
+    public LocId? UnstickPopupStart;
+
+    /// <summary>
+    /// Popup message shown when a player successfully unsticks the entity.
+    /// </summary>
+    [DataField]
+    public LocId? UnstickPopupSuccess;
+
+    /// <summary>
+    /// Entity that is used as a surface for the sticky entity.
+    /// Null if entity isn't stuck to anything.
+    /// </summary>
+    [DataField, AutoNetworkedField]
+    public EntityUid? StuckTo;
+
+    /// <summary>
+    /// Text to use for the unstick verb.
+    /// </summary>
+    [DataField]
+    public LocId VerbText = "comp-sticky-unstick-verb-text";
+
+    /// <summary>
+    /// Icon to use for the unstick verb.
+    /// </summary>
+    [DataField]
+    public SpriteSpecifier VerbIcon = new SpriteSpecifier.Texture(new("/Textures/Interface/VerbIcons/eject.svg.192dpi.png"));
+}