Add scripted trainer battle foundation and native move AI

src/game/world/world.ts

@@ -1,4 +1,5 @@
 import { CrystalAssets } from "../rom/assets";
+import { TrainerData } from "../rom/trainers";
 import { INITIAL_POSITION, NUM_FRUIT_TREES, SYMBOLS } from "../rom/profile";
 import {
   PLAYER,
@@ -1006,6 +1007,19 @@ export class GameWorld {
         return false;
       case "battle": {
         const draft = script.run.state;
+        const trainers = new TrainerData(this.assets.reader);
+        const opponent = effect.trainer && trainers.trainer(effect.trainer.classId, effect.trainer.id);
+        if (opponent?.attributes.items.some((item) => item !== 0))
+          throw new Error("Trainer item AI is not ported.");
+        const trainer = opponent && {
+          name: opponent.name,
+          className: opponent.className,
+          party: trainers.createParty(opponent, { otId: this.playerId, ot: this.name }),
+          aiFlags: opponent.attributes.aiMoveFlags,
+          reward: opponent.reward,
+          winText: effect.trainer?.winText,
+          lossText: effect.trainer?.lossText,
+        };
         const engine = new Battle({
           data: this.assets.pokemon,
           party: draft.party,
@@ -1015,6 +1029,8 @@ export class GameWorld {
           timeOfDay: this.clockTimeOfDay,
           random: () => this.random() & 0xff,
           wild: effect.wild,
+          trainer,
+          canLose: effect.canLose,
           text: () => this.host(PLAYER).text(),
         });
         this.battle = { engine, selected: 1 };
@@ -1226,6 +1242,9 @@ export class GameWorld {
         input = undefined;
         view.prompt = undefined;
         if (next.done) {
+          if (this.script && next.value.prizeMoney)
+            this.script.run.state.money = Math.min(C.MAX_MONEY,
+              this.script.run.state.money + next.value.prizeMoney);
           this.battle = undefined;
           this.battleRun = undefined;
           this.pump(next.value.result);