modeling out expense entities and dtos

src/controllers/expenses/expense.dto.ts

@@ -0,0 +1,19 @@
+import { PartialType } from '@nestjs/mapped-types';
+
+export class CreateExpenseDto {
+    year: string;
+    month: string;
+    day: string;
+    cents: number;
+    category: string;
+    subcategory?: string[];
+    merchant?: string;
+    tags?: string[];
+    description?: string;
+}
+
+export class UpdateExpenseDto extends PartialType(CreateExpenseDto) { }
+
+export class GetExpenseDto extends CreateExpenseDto{
+    id: number;
+}