Webserver w/ api-routes, controllers, middleware & cart websocket server

src/webserver/controllers/productController.ts

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+import logger from "../../logger";
+import ProductRepository from "../../product";
+const productRepository = new ProductRepository();
+import type { Request, Response } from "express";
+
+async function add(req: Request, res: Response) {
+  logger.info("Adding new product");
+  try {
+    const productId = await productRepository.add();
+    const product = await productRepository.get(productId);
+    logger.info("New product", { product });
+
+    return res.send({
+      success: true,
+      product,
+    });
+  } catch (error) {
+    logger.error("Error while adding product", { error });
+    res.statusCode = error.statusCode || 500;
+
+    return res.send({
+      success: false,
+      message: error?.message || "Unexpected error while adding product",
+    });
+  }
+}
+
+function update(req: Request, res: Response) {
+  const { product_id } = req.params;
+  logger.info("Updating product", { product_id });
+
+  return productRepository
+    .get(product_id)
+    .then((product) => {
+      logger.info("Updated product", { product, product_id });
+
+      res.send({
+        success: true,
+        product: product,
+      });
+    })
+    .catch((error) => {
+      logger.error("Error while updating product", { error, product_id });
+      res.statusCode = error.statusCode || 500;
+      return res.send({
+        success: false,
+        message: error?.message || "Unexpected error while updating product",
+      });
+    });
+}
+
+function getAll(req: Request, res: Response) {
+  logger.info("Getting all products");
+
+  return productRepository
+    .getAllProducts()
+    .then((products) => {
+      logger.info("Found products", { products });
+
+      res.send({
+        success: true,
+        products: products,
+      });
+    })
+    .catch((error) => {
+      logger.error("Error while getting all products", { error });
+      res.statusCode = error.statusCode || 500;
+
+      res.send({
+        success: false,
+        message:
+          error?.message || "Unexpected error while getting all products",
+      });
+    });
+}
+
+function getById(req: Request, res: Response) {
+  const { product_id } = req.params;
+  logger.info("Getting product", { product_id });
+
+  return productRepository
+    .get(product_id)
+    .then((product) => {
+      logger.info("Found product", { product, product_id });
+
+      res.send({
+        success: true,
+        product: product,
+      });
+    })
+    .catch((error) => {
+      logger.error("Error while getting product by id", { product_id });
+      res.statusCode = error.statusCode || 500;
+
+      res.send({
+        success: false,
+        message:
+          error?.message || "Unexpected error while getting product by id",
+      });
+    });
+}
+
+async function addSku(req: Request, res: Response) {
+  const { product_id } = req.params;
+  logger.info("Adding new sku", { product_id });
+
+  try {
+    await productRepository.addSku(product_id);
+    const skus = await productRepository.getSkus(product_id);
+
+    if (!skus.find((sku) => sku.default_price === true)) {
+      const setDefaultResponse = await productRepository.setSkuDefaultPrice(
+        product_id,
+        skus[skus.length - 1].sku_id
+      );
+
+      skus[skus.length - 1].default_price = true;
+    }
+    logger.info("New skus after add", { skus, product_id });
+
+    res.send({
+      success: true,
+      skus,
+    });
+  } catch (error) {
+    logger.error("Error adding sku", { error, product_id });
+    res.statusCode = error?.statusCode || 500;
+    res.send({
+      success: false,
+      message: error?.message || "Unexpected error while adding new sku",
+    });
+  }
+}
+
+async function getSkus(req: Request, res: Response) {
+  const { product_id } = req.params;
+  const skus = await productRepository.getSkus(product_id);
+
+  return res.send({
+    success: true,
+    skus,
+  });
+}
+
+async function updateSku(req: Request, res: Response) {
+  const { product_id, sku_id } = req.params;
+  const { stock, size, price } = req.body;
+  logger.info("Updating sku", { product_id, sku_id, stock, price, size });
+
+  try {
+    await productRepository.updateSku(product_id, sku_id, stock, size, price);
+    const skus = await productRepository.getSkus(product_id);
+    logger.info("New skus after update", { skus, product_id, sku_id });
+
+    res.send({
+      success: true,
+      skus,
+    });
+  } catch (error) {
+    logger.error("Error updating sku", { product_id, sku_id, error });
+    res.statusCode = error?.statusCode || 500;
+
+    res.send({
+      success: false,
+      message: error?.message || "Unexpected error while updating sku",
+    });
+  }
+}
+
+async function deleteSku(req: Request, res: Response) {
+  const { product_id, sku_id } = req.params;
+
+  try {
+    await productRepository.deleteSku(product_id, sku_id);
+    const skus = await productRepository.getSkus(product_id);
+    logger.info("New skus after delete", { skus, product_id, sku_id });
+
+    res.send({
+      success: true,
+      skus,
+    });
+  } catch (error) {
+    logger.error("Error deleting sku", { product_id, sku_id, error });
+    res.statusCode = error?.statusCode || 500;
+
+    res.send({
+      success: false,
+      message: error?.message || "Unexpected error while deleting sku",
+    });
+  }
+}
+
+async function setSkuDefaultPrice(req: Request, res: Response) {
+  const { product_id, sku_id } = req.params;
+  logger.info("Updating sku default price", { product_id, sku_id });
+
+  try {
+    await productRepository.setSkuDefaultPrice(product_id, sku_id);
+    const skus = await productRepository.getSkus(product_id);
+    logger.info("New skus after update default price", {
+      skus,
+      product_id,
+      sku_id,
+    });
+
+    res.send({
+      success: true,
+      skus,
+    });
+  } catch (error) {
+    logger.error("Error while updating sku default price", {
+      product_id,
+      sku_id,
+      error,
+    });
+    res.statusCode = error?.statusCode || 500;
+
+    res.send({
+      success: false,
+      message:
+        error?.message ||
+        "Unexpected error while updating default price for sku",
+    });
+  }
+}
+
+export default {
+  add,
+  update,
+  getAll,
+  getById,
+  addSku,
+  getSkus,
+  updateSku,
+  deleteSku,
+  setSkuDefaultPrice,
+};