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/* OpenBills-web - Web based libre billing software
* Copyright (C) 2022 Vidhu Kant Sharma <vidhukant@vidhukant.xyz>
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
import { Item, InvoiceItem, getAllItems } from '../../classes/item';
import './scss/item-picker.scss';
import { useState, useEffect } from 'react';
import { Link } from 'react-router-dom';
//import { FontAwesomeIcon } from '@fortawesome/react-fontawesome'
//import { faPhone, faEnvelope, faGlobe } from '@fortawesome/free-solid-svg-icons'
const ItemPicker = ({invoiceItems, addInvoiceItem}) => {
const [items, setItems] = useState([new Item()]);
const [item, setItem] = useState(new InvoiceItem());
useEffect(() => refreshItems, []);
// when an item is selected, set its quantity to item.MinQuantity
useEffect(() => {
if (item.Id != null) {
setItem(prevItem => ({...prevItem, Quantity: prevItem.MinQuantity}))
}
}, [item.Id])
const refreshItems = () =>
getAllItems(setItems, () => {});
const handleItemSelect = e => {
const i = items.find(i => i.Id === e.target.value);
setItem(prevItem => i ? ({...prevItem, ...i}) : new InvoiceItem());
}
const handleInput = e => {
const { name, value } = e.target;
setItem(prevItem => ({
...prevItem,
[name]: `${value}`
}));
}
const validate = () => {
if (!isNumeric(item.Quantity) || !isNumeric(item.DiscountPercentage)
|| !isNumeric(item.GSTPercentage) || !isNumeric(item.UnitPrice)) {
return false;
}
if (item.Id === null) {
return false;
}
if (!item.UnitPrice > 0) {
return false;
}
if (!item.Quantity > 0) {
return false;
}
if (item.Quantity < item.MinQuantity) {
return false;
}
if (item.MaxQuantity > 0 && item.Quantity > item.MaxQuantity) {
return false;
}
if (item.DiscountPercentage > 100 || item.DiscountPercentage < 0
|| item.GSTPercentage > 100 || item.GSTPercentage < 0) {
return false;
}
return true;
}
// add item to the invoice items list
const addItem = (e) => {
e.preventDefault();
if (validate()) {
addInvoiceItem(item);
setItem(new InvoiceItem());
}
}
const isNumeric = (i) => !isNaN(i) && !isNaN(parseFloat(i));
// input elements are sorted on the basis of
// how likely they are going to be edited
return (
<div className={"picker-wrapper"}>
<p className={"heading"}>Add an Item</p>
<form className={"item-picker"} onSubmit={addItem}>
{items.length > 0 ?
<>
<label>
Product/Service:
<select value={item.Id ? item.Id : ""} onChange={handleItemSelect}>
<option key="placeholder" value={""} disabled>Select an Item</option>
{items.map(i =>
<option key={i.Id} value={i.Id} disabled={invoiceItems.some(j => j.Id === i.Id)}>
{i.Name}{i.Brand.Id === undefined ? "" : " - " + i.Brand.Name}
</option>
)}
</select>
</label>
<label className={"narrow"}>
Quantity:
<input
type="number"
className={((!isNumeric(item.Quantity) || (item.MaxQuantity > 0 && item.Quantity > item.MaxQuantity) || (item.Quantity < item.MinQuantity))) ? "warning" : ""}
step="0.01"
value={item.Quantity}
name="Quantity"
max={item.MaxQuantity > 0 ? item.MaxQuantity : null}
onChange={handleInput} />
</label>
<label className={"narrow"}>
Price:
<input
type="number"
className={(!isNumeric(item.UnitPrice) || item.UnitPrice < 0) ? "warning" : ""}
step="0.01"
value={item.UnitPrice}
name="UnitPrice"
onChange={handleInput} />
</label>
<label className={"narrow"}>
Discount %:
<input
type="number"
className={(!isNumeric(item.DiscountPercentage) || item.DiscountPercentage < 0 || item.DiscountPercentage > 100) ? "warning" : ""}
max="100"
min="0"
step="0.1"
value={item.DiscountPercentage}
name="DiscountPercentage"
onChange={handleInput} />
</label>
<label>
Description:
<input
type="text"
value={item.Description}
name="Description"
onChange={handleInput} />
</label>
<label className={"narrow"}>
HSN:
<input
type="text"
value={item.HSN}
name="HSN"
onChange={handleInput} />
</label>
<label className={"narrow"}>
GST %:
<input
type="number"
step="0.01"
className={(!isNumeric(item.GSTPercentage) || item.GSTPercentage < 0 || item.GSTPercentage > 100) ? "warning" : ""}
max="100"
min="0"
value={item.GSTPercentage}
name="GSTPercentage"
onChange={handleInput} />
</label>
<input
type="submit"
value="Add"
disabled={!validate()} />
</> :
<Link to="/manage/items">
<input type="button" value="Add Items" />
</Link>
}
</form>
<hr/>
</div>
);
}
export default ItemPicker;
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