Begin work on outlining dynamic side

PkmnLib.Dynamic/Models/Choices/TurnChoice.cs

@@ -0,0 +1,56 @@
+using PkmnLib.Dynamic.ScriptHandling;
+
+namespace PkmnLib.Dynamic.Models.Choices;
+
+public interface ITurnChoice : IScriptSource
+{
+    /// <summary>
+    /// The user of the turn choice
+    /// </summary>
+    IPokemon User { get; }
+
+    /// <summary>
+    /// The speed of the user at the beginning of the turn.
+    /// </summary>
+    uint Speed { get; set; }
+
+    /// <summary>
+    /// This random value is set at the beginning of the turn. It is used for tie breaking of the
+    /// turn order in a predictable way, regardless of implementation and hardware.
+    /// </summary>
+    uint RandomValue { get; set; }
+
+    /// <summary>
+    /// Whether the choice has failed. A failed choice will stop running, and execute special
+    /// fail handling during turn execution.
+    /// </summary>
+    bool HasFailed { get; }
+
+    /// <summary>
+    /// Fails the choice. This will prevent it from executing and run a specific fail handling during
+    /// execution. Note that this can not be undone.
+    /// </summary>
+    public void Fail();
+}
+
+public abstract class TurnChoice : ScriptSource, ITurnChoice
+{
+    protected TurnChoice(IPokemon user)
+    {
+        User = user;
+    }
+
+    public IPokemon User { get; }
+
+    public uint Speed { get; set; }
+
+    public uint RandomValue { get; set; }
+
+    public bool HasFailed { get; private set; }
+
+    public void Fail()
+    {
+        HasFailed = true;
+    }
+}
+