Implement save migration

src/field/pokemon.ts

@@ -273,12 +273,12 @@ export default abstract class Pokemon extends Phaser.GameObjects.Container {
       this.fusionGender = dataSource.fusionGender;
       this.fusionLuck = dataSource.fusionLuck;
       this.fusionCustomPokemonData = dataSource.fusionCustomPokemonData;
-      this.fusionTeraType = dataSource.teraType;
+      this.fusionTeraType = dataSource.fusionTeraType;
       this.usedTMs = dataSource.usedTMs ?? [];
       this.customPokemonData = new CustomPokemonData(dataSource.customPokemonData);
       this.teraType = dataSource.teraType;
       this.isTerastallized = dataSource.isTerastallized;
-      this.stellarTypesBoosted = dataSource.stellarTypesBoosted;
+      this.stellarTypesBoosted = dataSource.stellarTypesBoosted ?? [];
     } else {
       this.id = Utils.randSeedInt(4294967296);
       this.ivs = ivs || Utils.getIvsFromId(this.id);

src/system/arena-data.ts

@@ -17,7 +17,7 @@ export default class ArenaData {
     this.biome = sourceArena ? sourceArena.biomeType : source.biome;
     this.weather = sourceArena ? sourceArena.weather : source.weather ? new Weather(source.weather.weatherType, source.weather.turnsLeft) : null;
     this.terrain = sourceArena ? sourceArena.terrain : source.terrain ? new Terrain(source.terrain.terrainType, source.terrain.turnsLeft) : null;
-    this.playerTerasUsed = sourceArena ? sourceArena.playerTerasUsed : source.playerTerasUsed;
+    this.playerTerasUsed = (sourceArena ? sourceArena.playerTerasUsed : source.playerTerasUsed) ?? 0;
     this.tags = [];
 
     if (source.tags) {

src/system/pokemon-data.ts

@@ -57,6 +57,7 @@ export default class PokemonData {
   public fusionVariant: Variant;
   public fusionGender: Gender;
   public fusionLuck: number;
+  public fusionTeraType: Type;
 
   public boss: boolean;
   public bossSegments?: number;
@@ -107,7 +108,7 @@ export default class PokemonData {
       this.evoCounter = source.evoCounter ?? 0;
     }
     this.pokerus = !!source.pokerus;
-    this.teraType = (source.teraType || 0) as Type;
+    this.teraType = source.teraType as Type;
     this.isTerastallized = source.isTerastallized || false;
     this.stellarTypesBoosted = source.stellarTypesBoosted || [];
 
@@ -119,6 +120,7 @@ export default class PokemonData {
     this.fusionGender = source.fusionGender;
     this.fusionLuck = source.fusionLuck !== undefined ? source.fusionLuck : (source.fusionShiny ? source.fusionVariant + 1 : 0);
     this.fusionCustomPokemonData = new CustomPokemonData(source.fusionCustomPokemonData);
+    this.fusionTeraType = (source.fusionTeraType ?? 0) as Type;
     this.usedTMs = source.usedTMs ?? [];
 
     this.customPokemonData = new CustomPokemonData(source.customPokemonData);

src/system/version_migration/version_converter.ts

@@ -7,6 +7,9 @@ import * as v1_0_4 from "./versions/v1_0_4";
 // --- v1.1.0 PATCHES --- //
 import * as v1_1_0 from "./versions/v1_1_0";
 
+// --- v1.1.0 PATCHES --- //
+import * as v1_6_0 from "./versions/v1_6_0";
+
 const LATEST_VERSION = version.split(".").map(value => parseInt(value));
 
 /**
@@ -138,6 +141,10 @@ class SessionVersionConverter extends VersionConverter {
         console.log("Applying v1.1.0 session data migration!");
         this.callMigrators(data, v1_1_0.sessionMigrators);
       }
+      if (curMinor < 6) {
+        console.log("Applying v1.6.0 session data migration!");
+        this.callMigrators(data, v1_6_0.sessionMigrators);
+      }
     }
 
     console.log(`Session data successfully migrated to v${version}!`);
@@ -164,6 +171,10 @@ class SystemVersionConverter extends VersionConverter {
         console.log("Applying v1.1.0 system data migraton!");
         this.callMigrators(data, v1_1_0.systemMigrators);
       }
+      if (curMinor < 6) {
+        console.log("Applying v1.6.0 session data migration!");
+        this.callMigrators(data, v1_6_0.systemMigrators);
+      }
     }
 
     console.log(`System data successfully migrated to v${version}!`);
@@ -190,6 +201,10 @@ class SettingsVersionConverter extends VersionConverter {
         console.log("Applying v1.1.0 settings data migraton!");
         this.callMigrators(data, v1_1_0.settingsMigrators);
       }
+      if (curMinor < 6) {
+        console.log("Applying v1.6.0 session data migration!");
+        this.callMigrators(data, v1_6_0.settingsMigrators);
+      }
     }
 
     console.log(`System data successfully migrated to v${version}!`);

src/system/version_migration/versions/v1_6_0.ts

@@ -0,0 +1,49 @@
+import { getPokemonSpeciesForm } from "#app/data/pokemon-species";
+import type { SessionSaveData } from "#app/system/game-data";
+import * as Utils from "#app/utils";
+
+export const systemMigrators = [] as const;
+
+export const settingsMigrators = [] as const;
+
+export const sessionMigrators = [
+  function migrateTera(data: SessionSaveData) {
+    for (let i = 0; i < data.modifiers.length;) {
+      if (data.modifiers[i].className === "TerastallizeModifier") {
+        data.party.forEach((p) => {
+          if (p.id === data.modifiers[i].args[0]) {
+            p.teraType = data.modifiers[i].args[1];
+          }
+        });
+        data.modifiers.splice(i, 1);
+      } else {
+        i++;
+      }
+    }
+
+    for (let i = 0; i < data.enemyModifiers.length;) {
+      if (data.enemyModifiers[i].className === "TerastallizeModifier") {
+        data.enemyParty.forEach((p) => {
+          if (p.id === data.enemyModifiers[i].args[0]) {
+            p.teraType = data.enemyModifiers[i].args[1];
+          }
+        });
+        data.enemyModifiers.splice(i, 1);
+      } else {
+        i++;
+      }
+    }
+
+    data.party.forEach(p => {
+      if (Utils.isNullOrUndefined(p.teraType)) {
+        p.teraType = getPokemonSpeciesForm(p.species, p.formIndex).type1;
+      }
+    });
+
+    data.enemyParty.forEach(p => {
+      if (Utils.isNullOrUndefined(p.teraType)) {
+        p.teraType = getPokemonSpeciesForm(p.species, p.formIndex).type1;
+      }
+    });
+  }
+] as const;