Slight cleanup, do some TODOs

PkmnLib.Dynamic/Models/Battle.cs

@@ -40,6 +40,13 @@ public interface IBattle : IScriptSource, IDeepCloneable, IDisposable
     /// </summary>
     byte PositionsPerSide { get; }
 
+    /// <summary>
+    /// The name of the environment the battle is taking place in, such as "grass", "cave", etc.
+    /// This is sometimes referred to as the "terrain" in the games, but is not the same as the
+    /// <see cref="TerrainName"/> which is a battle condition that can be set by scripts.
+    /// </summary>
+    StringKey EnvironmentName { get; }
+
     /// <summary>
     /// Whether this battle is a wild battle. In a wild battle, the player can catch the opposing Pokemon,
     /// and moves like roar will end the battle instead of switching out the Pokemon.
@@ -173,9 +180,12 @@ public class BattleImpl : ScriptSource, IBattle
     /// <param name="canFlee">Whether Pokémon are allowed to flee from the battle.</param>
     /// <param name="numberOfSides">The number of sides in the battle. Generally 2.</param>
     /// <param name="positionsPerSide">The number of spots there are on each side for Pokémon. 1 for singles, 2 for doubles, etc.</param>
+    /// <param name="isWildBattle">Whether this battle is a wild battle. In a wild battle, the player can catch the opposing Pokémon,
+    /// and moves like roar will end the battle instead of switching out the Pokémon.</param>
+    /// <param name="environmentName">The name of the environment the battle is taking place in, such as "grass", "cave", etc.</param>
     /// <param name="randomSeed">The seed for the RNG. If null, this uses a time-dependent seed.</param>
     public BattleImpl(IDynamicLibrary library, IReadOnlyList<IBattleParty> parties, bool canFlee, byte numberOfSides,
-        byte positionsPerSide, bool isWildBattle, int? randomSeed = null)
+        byte positionsPerSide, bool isWildBattle, StringKey environmentName, int? randomSeed = null)
     {
         Library = library;
         Parties = parties;
@@ -183,6 +193,7 @@ public class BattleImpl : ScriptSource, IBattle
         NumberOfSides = numberOfSides;
         PositionsPerSide = positionsPerSide;
         IsWildBattle = isWildBattle;
+        EnvironmentName = environmentName;
         Volatile = new ScriptSet(this);
         var sides = new IBattleSide[numberOfSides];
         for (byte i = 0; i < numberOfSides; i++)
@@ -207,6 +218,9 @@ public class BattleImpl : ScriptSource, IBattle
     /// <inheritdoc />
     public byte PositionsPerSide { get; }
 
+    /// <inheritdoc />
+    public StringKey EnvironmentName { get; }
+
     /// <inheritdoc />
     public bool IsWildBattle { get; }