feat(nestjs): migrate to NestJS

packages/server/src/modules/Expenses/ExpensesApplication.service.ts

@@ -0,0 +1,75 @@
+import { Injectable } from '@nestjs/common';
+import { CreateExpense } from './commands/CreateExpense.service';
+import { EditExpense } from './commands/EditExpense.service';
+import { DeleteExpense } from './commands/DeleteExpense.service';
+import { PublishExpense } from './commands/PublishExpense.service';
+import { GetExpenseService } from './queries/GetExpense.service';
+import { IExpensesFilter } from './interfaces/Expenses.interface';
+import { GetExpensesService } from './queries/GetExpenses.service';
+import { CreateExpenseDto, EditExpenseDto } from './dtos/Expense.dto';
+
+@Injectable()
+export class ExpensesApplication {
+  constructor(
+    private readonly createExpenseService: CreateExpense,
+    private readonly editExpenseService: EditExpense,
+    private readonly deleteExpenseService: DeleteExpense,
+    private readonly publishExpenseService: PublishExpense,
+    private readonly getExpenseService: GetExpenseService,
+    private readonly getExpensesService: GetExpensesService,
+  ) {}
+
+  /**
+   * Create a new expense transaction.
+   * @param {CreateExpenseDto} expenseDTO
+   * @returns {Promise<Expense>}
+   */
+  public createExpense(expenseDTO: CreateExpenseDto) {
+    return this.createExpenseService.newExpense(expenseDTO);
+  }
+
+  /**
+   * Edits the given expense transaction.
+   * @param {number} expenseId - Expense id.
+   * @param {EditExpenseDto} expenseDTO
+   * @returns {Promise<Expense>}
+   */
+  public editExpense(expenseId: number, expenseDTO: EditExpenseDto) {
+    return this.editExpenseService.editExpense(expenseId, expenseDTO);
+  }
+
+  /**
+   * Deletes the given expense.
+   * @param {number} expenseId - Expense id.
+   * @returns {Promise<void>}
+   */
+  public deleteExpense(expenseId: number) {
+    return this.deleteExpenseService.deleteExpense(expenseId);
+  }
+
+  /**
+   * Publishes the given expense.
+   * @param {number} expenseId - Expense id.
+   * @returns {Promise<void>}
+   */
+  public publishExpense(expenseId: number) {
+    return this.publishExpenseService.publishExpense(expenseId);
+  }
+
+  /**
+   * Retrieve the given expense details.
+   * @param {number} expenseId -Expense id.
+   * @return {Promise<Expense>}
+   */
+  public getExpense(expenseId: number) {
+    return this.getExpenseService.getExpense(expenseId);
+  }
+
+  /**
+   * Retrieve expenses paginated list.
+   * @param  {IExpensesFilter} expensesFilter
+   */
+  public getExpenses(filterDTO: IExpensesFilter) {
+    return this.getExpensesService.getExpensesList(filterDTO);
+  }
+}