152 lines
4 KiB
JavaScript
152 lines
4 KiB
JavaScript
const Category = require("../models/category.js");
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const Item = require("../models/item.js");
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const asyncHandler = require("express-async-handler");
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const { body, validationResult } = require("express-validator");
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exports.index = asyncHandler(async (req, res, next) => {
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// get current item from URL
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const item = await Item.findOne({
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_id: req.params.item,
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})
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.lean()
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.exec();
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// get current category from item
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const category = await Category.findById(item.category).lean().exec();
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// check
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if (item === null) {
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const error = new Error("Item not found");
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return next(error);
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}
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// render with all relevant vars
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res.render("item", {
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item: item,
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category: category,
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});
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});
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exports.item_create_get = asyncHandler(async (req, res, next) => {
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// get current category from URL
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const category = await Category.findOne({
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simpleName: req.params.category,
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})
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.lean()
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.exec();
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// render create item page
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res.render("createitem", {
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category: category,
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});
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});
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exports.item_create_post = [
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// Validate and sanitize name
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body("name", "Item must have a name!").trim().isLength({ min: 1 }).escape(),
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// Validate and sanitize description
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body("description", "Item must have a description!")
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.trim()
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.isLength({ min: 1 })
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.escape(),
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// Validate and sanitize price (formatting has already been taken care of)
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body("dollars", "Item must have a dollar amount!")
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.trim()
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.isLength({ min: 1 })
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.escape(),
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body("cents", "Item must have a cent amount!")
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.trim()
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.isLength({ min: 2, max: 2 })
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.escape(),
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// Validate and sanitize price (formatting has already been taken care of)
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body("quantity", "Item must have a quantity!")
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.trim()
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.isLength({ min: 1 })
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.escape(),
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// Process request after validation and sanitization.
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asyncHandler(async (req, res, next) => {
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// Extract the validation errors from a request.
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const errors = validationResult(req);
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// get current category from URL
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const category = await Category.findOne({
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simpleName: req.params.category,
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})
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.lean()
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.exec();
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console.log([
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req.body.name,
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category._id,
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req.body.description,
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req.body.dollars,
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req.body.cents,
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req.body.quantity,
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]);
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// Create a new Item with escaped and trimmed data.
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const item = new Item({
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name: req.body.name,
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category: category._id,
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description: req.body.description,
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price: Number(`${req.body.dollars}.${req.body.cents}`),
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quantity: req.body.quantity,
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});
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// if there are validation errors
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if (!errors.isEmpty()) {
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// Render the creation form again with sanitized values/error messages.
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res.render("createcategory", {
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errors: errors.array(),
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});
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return;
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}
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// Data from form is valid.
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else {
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// Check if Item with same name already exists.
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const itemExists = await Item.findOne({
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name: req.body.name,
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category: category._id,
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})
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.lean()
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.exec();
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if (itemExists) {
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// Item exists, redirect to its page.
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res.redirect(`/${req.params.category}/${itemExists._id}`);
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}
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// else Item is unique
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else {
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// save item and redirect to its ID
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item.save().then((uploadedItem) => {
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res.redirect(`/${req.params.category}/${uploadedItem._id}`);
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});
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}
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}
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}),
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];
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exports.item_delete_get = asyncHandler(async (req, res, next) => {
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// get current item from URL
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const item = await Item.findOne({
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_id: req.params.item,
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})
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.lean()
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.exec();
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// check
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if (item === null) {
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const error = new Error("Item not found");
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return next(error);
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}
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// delete item
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await Item.findByIdAndDelete(item._id);
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// redirects to parent category
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res.redirect(`/${req.params.category}`);
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});
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exports.item_update_get = asyncHandler(async (req, res, next) => {
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res.send("ligma");
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});
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exports.item_update_post = asyncHandler(async (req, res, next) => {
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res.send("ligma");
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});
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