feat(WIP): 턴 선택기 고급 확장

- 최근 예약 턴 저장

hwe/ts/util/StoredActionsHelper.ts

@@ -0,0 +1,54 @@
+import type { TurnObj } from '@/defs';
+import { ref } from 'vue';
+
+
+export class StoredActionsHelper {
+    public readonly recentActions = ref<TurnObj[]>([]);
+    public readonly storedActions = ref(new Map<string, Record<number, TurnObj>>());
+    public readonly recentActionsKey: string;
+    public readonly storedActionsKey: string;
+
+    constructor(protected serverNick: string, protected type: 'general'|'nation', protected maxRecent = 10) {
+        this.recentActionsKey = `${serverNick}_${type}RecentActions`;
+        this.storedActionsKey = `${serverNick}_${type}StoredActions`;
+        this.loadRecentActions();
+        this.loadStoredActions();
+    }
+
+    loadRecentActions() {
+        this.recentActions.value = JSON.parse(localStorage.getItem(this.recentActionsKey) ?? '[]');
+    }
+
+    pushRecentActions(action: TurnObj) {
+        this.recentActions.value.unshift(action);
+        if(this.recentActions.value.length > this.maxRecent){
+            this.recentActions.value.pop();
+        }
+        this.saveRecentActions();
+    }
+
+    saveRecentActions() {
+        localStorage.setItem(this.recentActionsKey, JSON.stringify(this.recentActions.value));
+    }
+
+    loadStoredActions() {
+        const rawValue: [string, Record<number, TurnObj>][] = JSON.parse(localStorage.getItem(this.storedActionsKey) ?? '[]');
+        this.storedActions.value = new Map(rawValue);
+    }
+
+    setStoredActions(actionKey: string, actions: Record<number, TurnObj>) {
+        this.storedActions.value.set(actionKey, actions);
+        this.saveStoredActions();
+    }
+
+    deleteStoredActions(actionKey: string) {
+        if (this.storedActions.value.delete(actionKey)) {
+            this.saveStoredActions();
+        }
+    }
+
+    saveStoredActions() {
+        localStorage.setItem(this.storedActionsKey, JSON.stringify(Object.entries(this.storedActions.value)));
+    }
+
+}