[Bug] Fix Substitute sprite crash & revived Pokemon softlock (#5829)

Break `resetSummonData` into two methods

Co-authored-by: damocleas <damocleas25@gmail.com>
Co-authored-by: Bertie690 <136088738+Bertie690@users.noreply.github.com>
Co-authored-by: AJ Fontaine <36677462+Fontbane@users.noreply.github.com>
Co-authored-by: lxy-lxy-lxy <55084073+lxy-lxy-lxy@users.noreply.github.com>
Co-authored-by: Xavion3 <xavion333@gmail.com>
Co-authored-by: Sirz Benjie <142067137+SirzBenjie@users.noreply.github.com>
Co-authored-by: Lylian BALL <131535108+PyGaVS@users.noreply.github.com>

src/field/pokemon.ts

@@ -5721,17 +5721,10 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
   }
 
   /**
-   * Reset this Pokemon's {@linkcode PokemonSummonData | SummonData} and {@linkcode PokemonTempSummonData | TempSummonData}
+   * Performs miscellaneous setup for when the Pokemon is summoned, like generating the substitute sprite
-   * in preparation for switching pokemon, as well as removing any relevant on-switch tags.
+   * @param resetSummonData - Whether to additionally reset the Pokemon's summon data (default: `false`)
    */
-  resetSummonData(): void {
+  public fieldSetup(resetSummonData?: boolean): void {
-    const illusion: IllusionData | null = this.summonData.illusion;
-    if (this.summonData.speciesForm) {
-      this.summonData.speciesForm = null;
-      this.updateFusionPalette();
-    }
-    this.summonData = new PokemonSummonData();
-    this.tempSummonData = new PokemonTempSummonData();
     this.setSwitchOutStatus(false);
     if (globalScene) {
       globalScene.triggerPokemonFormChange(
@@ -5740,7 +5733,6 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
         true,
       );
     }
-
     // If this Pokemon has a Substitute when loading in, play an animation to add its sprite
     if (this.getTag(SubstituteTag)) {
       globalScene.triggerPokemonBattleAnim(
@@ -5758,6 +5750,24 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
     ) {
       this.setVisible(false);
     }
+
+    if (resetSummonData) {
+      this.resetSummonData();
+    }
+  }
+
+  /**
+   * Reset this Pokemon's {@linkcode PokemonSummonData | SummonData} and {@linkcode PokemonTempSummonData | TempSummonData}
+   * in preparation for switching pokemon, as well as removing any relevant on-switch tags.
+   */
+  resetSummonData(): void {
+    const illusion: IllusionData | null = this.summonData.illusion;
+    if (this.summonData.speciesForm) {
+      this.summonData.speciesForm = null;
+      this.updateFusionPalette();
+    }
+    this.summonData = new PokemonSummonData();
+    this.tempSummonData = new PokemonTempSummonData();
     this.summonData.illusion = illusion
     this.updateInfo();
   }

src/phases/encounter-phase.ts

@@ -146,7 +146,7 @@ export class EncounterPhase extends BattlePhase {
       const enemyPokemon = globalScene.getEnemyParty()[e];
       if (e < (battle.double ? 2 : 1)) {
         enemyPokemon.setX(-66 + enemyPokemon.getFieldPositionOffset()[0]);
-        enemyPokemon.resetSummonData();
+        enemyPokemon.fieldSetup(true);
       }
 
       if (!this.loaded) {

src/phases/summon-phase.ts

@@ -196,6 +196,7 @@ export class SummonPhase extends PartyMemberPokemonPhase {
               onComplete: () => {
                 pokemon.cry(pokemon.getHpRatio() > 0.25 ? undefined : { rate: 0.85 });
                 pokemon.getSprite().clearTint();
+                pokemon.fieldSetup();
                 // necessary to stay transformed during wild waves
                 if (pokemon.summonData.speciesForm) {
                   pokemon.loadAssets(false);
@@ -261,6 +262,7 @@ export class SummonPhase extends PartyMemberPokemonPhase {
       onComplete: () => {
         pokemon.cry(pokemon.getHpRatio() > 0.25 ? undefined : { rate: 0.85 });
         pokemon.getSprite().clearTint();
+        pokemon.fieldSetup();
         globalScene.updateFieldScale();
         globalScene.time.delayedCall(1000, () => this.end());
       },

src/phases/switch-summon-phase.ts

@@ -193,7 +193,7 @@ export class SwitchSummonPhase extends SummonPhase {
           switchedInPokemon.setAlpha(0.5);
         }
       } else {
-        switchedInPokemon.resetSummonData();
+        switchedInPokemon.fieldSetup(true);
       }
       this.summon();
     };