feat: when creating a new year, now copy the current year's categories

src/store/state/index.ts

@@ -5,7 +5,7 @@ import { moveInArrays, readFile, remove, uuid } from '@utils';
 import { DeepReadonly, inject, reactive, readonly, ShallowRef, shallowRef, watch } from 'vue';
 import { migrateApplicationState } from './migrator';
 import { AvailableCurrency, Budget, BudgetGroup, BudgetYear, DataState, DataStates, DataStateV1 } from './types';
-import { generateBudgetYear } from './utils';
+import { generateBudgetYearFromCurrent } from './utils';
 
 export const DATA_STORE_KEY = Symbol('DataStore');
 
@@ -181,11 +181,10 @@ export const createDataStore = (storage?: Storage): Store => {
     },
 
     changeYear(year: number) {
-      let data = state.years.find((v) => v.year === year);
+      const data = state.years.find((v) => v.year === year);
 
       if (!data) {
-        data = generateBudgetYear(year);
-        state.years.push(data);
+        state.years.push(generateBudgetYearFromCurrent(year, getCurrentYear()));
         state.years.sort((a, b) => a.year - b.year);
       }
 

src/store/state/utils.ts

@@ -18,3 +18,17 @@ export const generateBudgetYear = (year: number): BudgetYear => ({
   income: [generateBudgetGroup('General', ['Other'])],
   expenses: [generateBudgetGroup('General', ['Other'])]
 });
+
+export const generateBudgetYearFromCurrent = (year: number, current: BudgetYear): BudgetYear => {
+  const clearValues = (value: BudgetGroup): BudgetGroup => ({
+    id: uuid(),
+    name: value.name,
+    budgets: value.budgets.map((budget) => generateBudget(budget.name))
+  });
+
+  return {
+    year,
+    income: current.income.map(clearValues),
+    expenses: current.expenses.map(clearValues)
+  };
+};