Implement Snap Trap

One of the basic trapping moves that got overlooked.

src/data/battle-anims.ts

@@ -78,6 +78,7 @@ export enum CommonAnim {
     CURSE,
     MAGMA_STORM,
     CLAMP,
+    SNAP_TRAP,
     THUNDER_CAGE,
     INFESTATION,
     ORDER_UP_CURLY,

src/data/battler-tags.ts

@@ -614,6 +614,16 @@ export class MagmaStormTag extends DamagingTrapTag {
   }
 }
 
+export class SnapTrapTag extends DamagingTrapTag {
+  constructor(turnCount: integer, sourceId: integer) {
+    super(BattlerTagType.SNAP_TRAP, CommonAnim.SNAP_TRAP, turnCount, Moves.SNAP_TRAP, sourceId);
+  }
+
+  getTrapMessage(pokemon: Pokemon): string {
+    return getPokemonMessage(pokemon, ` got trapped\nby a snap trap!`);
+  }
+}
+
 export class ThunderCageTag extends DamagingTrapTag {
   constructor(turnCount: integer, sourceId: integer) {
     super(BattlerTagType.THUNDER_CAGE, CommonAnim.THUNDER_CAGE, turnCount, Moves.THUNDER_CAGE, sourceId);
@@ -1103,6 +1113,8 @@ export function getBattlerTag(tagType: BattlerTagType, turnCount: integer, sourc
       return new SandTombTag(turnCount, sourceId);
     case BattlerTagType.MAGMA_STORM:
       return new MagmaStormTag(turnCount, sourceId);
+    case BattlerTagType.SNAP_TRAP:
+      return new SnapTrapTag(turnCount, sourceId);
     case BattlerTagType.THUNDER_CAGE:
       return new ThunderCageTag(turnCount, sourceId);
     case BattlerTagType.INFESTATION:

src/data/enums/battler-tag-type.ts

@@ -21,6 +21,7 @@ export enum BattlerTagType {
   CLAMP = "CLAMP",
   SAND_TOMB = "SAND_TOMB",
   MAGMA_STORM = "MAGMA_STORM",
+  SNAP_TRAP = "SNAP_TRAP",
   THUNDER_CAGE = "THUNDER_CAGE",
   INFESTATION = "INFESTATION",
   PROTECTED = "PROTECTED",

src/data/move.ts

@@ -2511,6 +2511,7 @@ export class AddBattlerTagAttr extends MoveEffectAttr {
       case BattlerTagType.CLAMP:
       case BattlerTagType.SAND_TOMB:
       case BattlerTagType.MAGMA_STORM:
+      case BattlerTagType.SNAP_TRAP:
       case BattlerTagType.THUNDER_CAGE:
       case BattlerTagType.INFESTATION:
         return -3;
@@ -4313,6 +4314,7 @@ export function initMoves() {
         BattlerTagType.CLAMP,
         BattlerTagType.SAND_TOMB,
         BattlerTagType.MAGMA_STORM,
+        BattlerTagType.SNAP_TRAP,
         BattlerTagType.THUNDER_CAGE,
         BattlerTagType.SEEDED,
         BattlerTagType.INFESTATION
@@ -5784,7 +5786,7 @@ export function initMoves() {
       .attr(StatChangeAttr, BattleStat.SPD, -1)
       .makesContact(false),
     new AttackMove(Moves.SNAP_TRAP, Type.GRASS, MoveCategory.PHYSICAL, 35, 100, 15, 100, 0, 8)
-      .partial(),
+      .attr(TrapAttr, BattlerTagType.SNAP_TRAP),
     new AttackMove(Moves.PYRO_BALL, Type.FIRE, MoveCategory.PHYSICAL, 120, 90, 5, 10, 0, 8)
       .attr(HealStatusEffectAttr, true, StatusEffect.FREEZE)
       .attr(StatusEffectAttr, StatusEffect.BURN)
@@ -6147,6 +6149,7 @@ export function initMoves() {
         BattlerTagType.CLAMP,
         BattlerTagType.SAND_TOMB,
         BattlerTagType.MAGMA_STORM,
+        BattlerTagType.SNAP_TRAP,
         BattlerTagType.THUNDER_CAGE,
         BattlerTagType.SEEDED,
         BattlerTagType.INFESTATION