87 lines
2.5 KiB
JavaScript
87 lines
2.5 KiB
JavaScript
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const express = require('express');
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const router = express.Router();
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const sql = require('mssql');
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const { getUser } = require('../util.js');
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router.get('/', async function(req, res, next) {
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// Get product name to search for
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const productId = req.query.id;
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let pool;
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let stmt;
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try {
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pool = await sql.connect(dbConfig);
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stmt = new sql.PreparedStatement(pool);
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stmt.input('productId', sql.Int);
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// TO/DO: Retrieve and display info for the product
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await stmt.prepare(`
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select * from product
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join category on product.categoryId = category.categoryId
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where productId = @productId
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`);
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const product = (await stmt.execute({productId})).recordset[0];
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console.log(product);
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if (!product) {
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throw new Error('Product not found!');
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}
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// TO/DO: If there is a productImageURL, display using IMG tag
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// TO/DO: Retrieve any image stored directly in database. Note: Call displayImage.jsp with product id as parameter.
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let imageUrl;
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if (product.productImageURL) {
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imageUrl = product.productImageURL;
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} else {
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imageUrl = `/displayImage?id=${productId}`;
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}
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// TO/DO: Add links to Add to Cart and Continue Shopping
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res.render('layouts/main', {
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title: product.productName,
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loggedIn: true,
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user: getUser(req),
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spacer: true,
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content: `
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<h1>${product.productName}</h1>
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<img src='${imageUrl}' alt='${product.productName}'>
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<p>
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<strong>Category:</strong> ${product.categoryName}
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</p>
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<p>
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${product.productDesc}
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</p>
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<p>
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<strong>Price:</strong> $${Number(product.productPrice).toFixed(2)}
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</p>
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<ul>
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<li>
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<a href="/addcart?${(new URLSearchParams({id: product.productId, name: product.productName, price: product.productPrice})).toString()}">
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Add to Cart
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</a>
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</li>
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<li>
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<a href="/listprod">Continue Shopping</a>
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</li>
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</ul>
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`,
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});
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} catch(err) {
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console.dir(err);
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res.write(err + "")
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res.end();
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} finally {
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if (stmt) stmt.unprepare();
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if (pool) pool.close();
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}
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});
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module.exports = router;
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