Reset budget and transactions

Resets budget data and transaction history as if the user is logging in for the first time.

src/contexts/budget/storageUtils.ts

@@ -21,6 +21,11 @@ export const saveTransactionsToStorage = (transactions: Transaction[]): void =>
   localStorage.setItem('transactions', JSON.stringify(transactions));
 };
 
+// 모든 트랜잭션 삭제
+export const clearAllTransactions = (): void => {
+  localStorage.removeItem('transactions');
+};
+
 // 카테고리 예산 불러오기
 export const loadCategoryBudgetsFromStorage = (): Record<string, number> => {
   const storedCategoryBudgets = localStorage.getItem('categoryBudgets');
@@ -43,6 +48,13 @@ export const saveCategoryBudgetsToStorage = (categoryBudgets: Record<string, num
   localStorage.setItem('categoryBudgets', JSON.stringify(categoryBudgets));
 };
 
+// 모든 카테고리 예산 삭제
+export const clearAllCategoryBudgets = (): void => {
+  localStorage.removeItem('categoryBudgets');
+  // 기본값으로 재설정
+  saveCategoryBudgetsToStorage(DEFAULT_CATEGORY_BUDGETS);
+};
+
 // 예산 데이터 불러오기
 export const loadBudgetDataFromStorage = (): BudgetData => {
   const storedBudgetData = localStorage.getItem('budgetData');
@@ -67,3 +79,19 @@ export const loadBudgetDataFromStorage = (): BudgetData => {
 export const saveBudgetDataToStorage = (budgetData: BudgetData): void => {
   localStorage.setItem('budgetData', JSON.stringify(budgetData));
 };
+
+// 모든 예산 데이터 삭제
+export const clearAllBudgetData = (): void => {
+  localStorage.removeItem('budgetData');
+  // 기본값으로 재설정
+  const initialData = getInitialBudgetData();
+  saveBudgetDataToStorage(initialData);
+};
+
+// 모든 데이터 초기화 (첫 로그인 상태)
+export const resetAllData = (): void => {
+  clearAllTransactions();
+  clearAllCategoryBudgets();
+  clearAllBudgetData();
+  localStorage.removeItem('hasVisitedBefore');
+};