Add converters for backwards compatibility

proto/common.proto

@@ -776,6 +776,7 @@ message UnitReference {
 	UnitReference owner = 4;
 
 	// Raid index of the player to target. A value of -1 indicates no target.
+	// TODO: Delete this after 2 months (on or after 9/19/2023)
 	int32 target_index = 1 [deprecated = true];
 }
 

ui/core/player.ts

@@ -23,6 +23,7 @@ import {
 	Stat,
 	UnitStats,
 	WeaponType,
+	UnitReference_Type,
 } from './proto/common.js';
 import {
 	AuraStats as AuraStatsProto,
@@ -1120,6 +1121,20 @@ export class Player<SpecType extends Spec> {
 
 			this.aplRotation = proto.rotation || APLRotation.create();
 			this.rotationChangeEmitter.emit(eventID);
+
+			const options = this.getSpecOptions();
+			for (let key in options) {
+				if ((options[key] as any)?.['targetIndex']) {
+					const targetIndex = (options[key] as any)['targetIndex'] as number;
+					if (targetIndex == -1) {
+						(options[key] as any) = UnitReference.create();
+					} else {
+						(options[key] as any) = UnitReference.create({type: UnitReference_Type.Player, index: targetIndex});
+					}
+					this.setSpecOptions(eventID, options);
+					break;
+				}
+			}
 		});
 	}
 

ui/core/raid.ts

@@ -225,6 +225,10 @@ export class Raid {
 
 	fromProto(eventID: EventID, proto: RaidProto) {
 		TypedEvent.freezeAllAndDo(() => {
+			if (proto.tanks) {
+				proto.tanks = proto.tanks.map(tank => (tank.type == 0 && tank.targetIndex != -1) ? UnitReference.create({type: UnitReference_Type.Player, index: tank.targetIndex}) : tank);
+			}
+
 			if (proto.buffs) {
 				if (proto.buffs.demonicPact > 0 && proto.buffs.demonicPactSp == 0) {
 					proto.buffs.demonicPactSp = proto.buffs.demonicPact;