64 lines
1.8 KiB
JavaScript
64 lines
1.8 KiB
JavaScript
const misc = require("../js/misc");
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const { Model } = require("./model");
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class Carts extends Model {
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constructor() {
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super();
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this._carts = [];
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}
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get carts() {
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return this._carts;
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}
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async load(itemsLookup) {
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const val = localStorage.getItem("carts");
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const carts = (this._carts = val ? JSON.parse(val) : []);
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// Add Momentum cart if it is not in the list of carts
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if (!localStorage.getItem("updatedMomentum") || !carts.some((cart) => cart.name === "Momentum Eigenmarken Vergleich")) {
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localStorage.setItem("updatedMomentum", "true");
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const momentumCart = await misc.fetchJSON("data/momentum-cart.new.json");
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carts.unshift(momentumCart);
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}
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// Update items in cart to their latest version.
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for (const cart of carts) {
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const items = [];
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for (const cartItem of cart.items) {
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const item = itemsLookup[cartItem.store + cartItem.id];
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if (!item) items.push(cartItem);
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else items.push(item);
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}
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cart.items = items;
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}
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this.save();
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}
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save() {
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const carts = [];
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for (const cart of this._carts) {
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carts.push({
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name: cart.name,
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items: cart.items.map((item) => {
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return { store: item.store, id: item.id };
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}),
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});
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}
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localStorage.setItem("carts", JSON.stringify(carts, null, 2));
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this.notify();
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}
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add(name) {
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this._carts.push({ name: name, items: [] });
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this.save();
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}
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remove(name) {
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this._carts = this._carts.filter((cart) => cart.name !== name);
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this.save();
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}
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}
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exports.Carts = Carts;
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