Puddles & spreader refactor (#15191)

Content.Shared/Fluids/Components/DrainComponent.cs

@@ -0,0 +1,40 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Fluids.Components;
+
+[RegisterComponent, NetworkedComponent]
+public sealed class DrainComponent : Component
+{
+    public const string SolutionName = "drainBuffer";
+
+    [DataField("accumulator")]
+    public float Accumulator = 0f;
+
+    /// <summary>
+    /// How many units per second the drain can absorb from the surrounding puddles.
+    /// Divided by puddles, so if there are 5 puddles this will take 1/5 from each puddle.
+    /// This will stay fixed to 1 second no matter what DrainFrequency is.
+    /// </summary>
+    [DataField("unitsPerSecond")]
+    public float UnitsPerSecond = 6f;
+
+    /// <summary>
+    /// How many units are ejected from the buffer per second.
+    /// </summary>
+    [DataField("unitsDestroyedPerSecond")]
+    public float UnitsDestroyedPerSecond = 1f;
+
+    /// <summary>
+    /// How many (unobstructed) tiles away the drain will
+    /// drain puddles from.
+    /// </summary>
+    [DataField("range")]
+    public float Range = 2f;
+
+    /// <summary>
+    /// How often in seconds the drain checks for puddles around it.
+    /// If the EntityQuery seems a bit unperformant this can be increased.
+    /// </summary>
+    [DataField("drainFrequency")]
+    public float DrainFrequency = 1f;
+}