Add controller

Author: hernandosebastian

src/controller/index.ts

@@ -0,0 +1,4 @@
+import * as ItemController from "./item.controller";
+
+export const { createItem, getItem, getAllItems, updateItem, deleteItem } =
+  ItemController;

src/controller/item.controller.ts

@@ -0,0 +1,65 @@
+import { APIGatewayEvent } from "aws-lambda";
+import { StatusCodes } from "http-status-codes";
+import { createResponse, ErrorMessages } from "../utils";
+import { ItemService } from "../services";
+
+const itemService = new ItemService();
+
+const createItem = async (event: APIGatewayEvent) => {
+  const itemData = JSON.parse(event.body ?? "{}");
+  const newItem = await itemService.create(itemData);
+
+  return createResponse(StatusCodes.CREATED, newItem);
+};
+
+const getItem = async (event: APIGatewayEvent) => {
+  const itemId = event.pathParameters?.id;
+
+  if (!itemId) {
+    return createResponse(StatusCodes.BAD_REQUEST, {
+      message: ErrorMessages.ITEM_ID_REQUIRED,
+    });
+  }
+
+  const item = await itemService.get(itemId);
+
+  return createResponse(StatusCodes.OK, item);
+};
+
+const getAllItems = async () => {
+  const items = await itemService.getAll();
+
+  return createResponse(StatusCodes.OK, items);
+};
+
+const updateItem = async (event: APIGatewayEvent) => {
+  const itemId = event.pathParameters?.id;
+
+  if (!itemId) {
+    return createResponse(StatusCodes.BAD_REQUEST, {
+      message: ErrorMessages.ITEM_ID_REQUIRED,
+    });
+  }
+
+  const itemData = JSON.parse(event.body ?? "{}");
+  const updatedItem = await itemService.update(itemId, itemData);
+
+  return createResponse(StatusCodes.OK, updatedItem);
+};
+
+const deleteItem = async (event: APIGatewayEvent) => {
+  const itemId = event.pathParameters?.id;
+
+  if (!itemId) {
+    return createResponse(StatusCodes.BAD_REQUEST, {
+      message: ErrorMessages.ITEM_ID_REQUIRED,
+    });
+  }
+
+  const itemDeleted = await itemService.get(itemId);
+  await itemService.delete(itemId);
+
+  return createResponse(StatusCodes.NO_CONTENT, itemDeleted);
+};
+
+export { createItem, getItem, getAllItems, updateItem, deleteItem };