Improve battle command

structures/battle/Battle.js

@@ -0,0 +1,30 @@
+const Battler = require('./Battler');
+
+module.exports = class Battle {
+	constructor(user, opponent) {
+		this.user = new Battler(this, user);
+		this.opponent = new Battler(this, opponent);
+		this.userTurn = false;
+	}
+
+	get attacker() {
+		return this.userTurn ? this.user : this.opponent;
+	}
+
+	get defender() {
+		return this.userTurn ? this.opponent : this.user;
+	}
+
+	reset(changeGuard = true) {
+		if (changeGuard && this.user.guarding) this.user.changeGuard();
+		if (changeGuard && this.opponent.guarding) this.opponent.changeGuard();
+		this.userTurn = !this.userTurn;
+		return null;
+	}
+
+	get winner() {
+		if (this.user.hp <= 0) return this.opponent;
+		if (this.opponent.hp <= 0) return this.user;
+		return null;
+	}
+};