brotherton-erpnext/erpnext/selling/page/point_of_sale/point_of_sale.js
2018-02-08 15:17:15 +05:30

1611 lines
40 KiB
JavaScript

/* global Clusterize */
frappe.provide('erpnext.pos');
frappe.pages['point-of-sale'].on_page_load = function(wrapper) {
frappe.ui.make_app_page({
parent: wrapper,
title: 'Point of Sale',
single_column: true
});
frappe.db.get_value('POS Settings', {name: 'POS Settings'}, 'is_online', (r) => {
if (r && r.use_pos_in_offline_mode && !cint(r.use_pos_in_offline_mode)) {
// online
wrapper.pos = new erpnext.pos.PointOfSale(wrapper);
window.cur_pos = wrapper.pos;
} else {
// offline
frappe.flags.is_offline = true;
frappe.set_route('pos');
}
});
};
frappe.pages['point-of-sale'].refresh = function(wrapper) {
if (wrapper.pos) {
cur_frm = wrapper.pos.frm;
}
if (frappe.flags.is_offline) {
frappe.set_route('pos');
}
}
erpnext.pos.PointOfSale = class PointOfSale {
constructor(wrapper) {
this.wrapper = $(wrapper).find('.layout-main-section');
this.page = wrapper.page;
const assets = [
'assets/erpnext/js/pos/clusterize.js',
'assets/erpnext/css/pos.css'
];
frappe.require(assets, () => {
this.make();
});
}
make() {
return frappe.run_serially([
() => frappe.dom.freeze(),
() => {
this.prepare_dom();
this.prepare_menu();
this.set_online_status();
},
() => this.setup_company(),
() => this.make_new_invoice(),
() => {
frappe.dom.unfreeze();
},
() => this.page.set_title(__('Point of Sale'))
]);
}
set_online_status() {
this.connection_status = false;
this.page.set_indicator(__("Offline"), "grey");
frappe.call({
method: "frappe.handler.ping",
callback: r => {
if (r.message) {
this.connection_status = true;
this.page.set_indicator(__("Online"), "green");
}
}
});
}
prepare_dom() {
this.wrapper.append(`
<div class="pos">
<section class="cart-container">
</section>
<section class="item-container">
</section>
</div>
`);
}
make_cart() {
this.cart = new POSCart({
frm: this.frm,
wrapper: this.wrapper.find('.cart-container'),
events: {
on_customer_change: (customer) => this.frm.set_value('customer', customer),
on_field_change: (item_code, field, value) => {
this.update_item_in_cart(item_code, field, value);
},
on_numpad: (value) => {
if (value == 'Pay') {
if (!this.payment) {
this.make_payment_modal();
} else {
this.frm.doc.payments.map(p => {
this.payment.dialog.set_value(p.mode_of_payment, p.amount);
});
this.payment.set_title();
}
this.payment.open_modal();
}
},
on_select_change: () => {
this.cart.numpad.set_inactive();
this.set_form_action();
},
get_item_details: (item_code) => {
return this.items.get(item_code);
}
}
});
}
toggle_editing(flag) {
let disabled;
if (flag !== undefined) {
disabled = !flag;
} else {
disabled = this.frm.doc.docstatus == 1 ? true: false;
}
const pointer_events = disabled ? 'none' : 'inherit';
this.wrapper.find('input, button, select').prop("disabled", disabled);
this.wrapper.find('.number-pad-container').toggleClass("hide", disabled);
this.wrapper.find('.cart-container').css('pointer-events', pointer_events);
this.wrapper.find('.item-container').css('pointer-events', pointer_events);
this.page.clear_actions();
}
make_items() {
this.items = new POSItems({
wrapper: this.wrapper.find('.item-container'),
frm: this.frm,
events: {
update_cart: (item, field, value) => {
if(!this.frm.doc.customer) {
frappe.throw(__('Please select a customer'));
}
this.update_item_in_cart(item, field, value);
this.cart && this.cart.unselect_all();
}
}
});
}
update_item_in_cart(item_code, field='qty', value=1) {
frappe.dom.freeze();
if(this.cart.exists(item_code)) {
const item = this.frm.doc.items.find(i => i.item_code === item_code);
frappe.flags.hide_serial_batch_dialog = false;
if (typeof value === 'string' && !in_list(['serial_no', 'batch_no'], field)) {
// value can be of type '+1' or '-1'
value = item[field] + flt(value);
}
if(field === 'serial_no') {
value = item.serial_no + '\n'+ value;
}
// if actual_batch_qty and actual_qty if there is only one batch. In such
// a case, no point showing the dialog
const show_dialog = item.has_serial_no || item.has_batch_no;
if (show_dialog && field == 'qty' && ((!item.batch_no && item.has_batch_no) ||
(item.has_serial_no) || (item.actual_batch_qty != item.actual_qty)) ) {
this.select_batch_and_serial_no(item);
} else {
this.update_item_in_frm(item, field, value)
.then(() => {
// update cart
this.update_cart_data(item);
this.set_form_action();
});
}
return;
}
let args = { item_code: item_code };
if (in_list(['serial_no', 'batch_no'], field)) {
args[field] = value;
}
// add to cur_frm
const item = this.frm.add_child('items', args);
frappe.flags.hide_serial_batch_dialog = true;
frappe.run_serially([
() => this.frm.script_manager.trigger('item_code', item.doctype, item.name),
() => {
const show_dialog = item.has_serial_no || item.has_batch_no;
// if actual_batch_qty and actual_qty if then there is only one batch. In such
// a case, no point showing the dialog
if (show_dialog && field == 'qty' && ((!item.batch_no && item.has_batch_no) ||
(item.has_serial_no) || (item.actual_batch_qty != item.actual_qty)) ) {
// check has serial no/batch no and update cart
this.select_batch_and_serial_no(item);
} else {
// update cart
this.update_cart_data(item);
}
}
]);
}
select_batch_and_serial_no(item) {
frappe.dom.unfreeze();
erpnext.show_serial_batch_selector(this.frm, item, () => {
this.update_item_in_frm(item, 'qty', item.qty)
.then(() => {
// update cart
frappe.run_serially([
() => {
if (item.qty === 0) {
frappe.model.clear_doc(item.doctype, item.name);
}
},
() => this.update_cart_data(item)
]);
});
}, () => {
this.on_close(item);
}, true);
}
on_close(item) {
if (!this.cart.exists(item.item_code) && item.qty) {
frappe.model.clear_doc(item.doctype, item.name);
}
}
update_cart_data(item) {
this.cart.add_item(item);
this.cart.update_taxes_and_totals();
this.cart.update_grand_total();
frappe.dom.unfreeze();
}
update_item_in_frm(item, field, value) {
if (field == 'qty' && value < 0) {
frappe.msgprint(__("Quantity must be positive"));
value = item.qty;
}
if (field) {
return frappe.model.set_value(item.doctype, item.name, field, value)
.then(() => this.frm.script_manager.trigger('qty', item.doctype, item.name))
.then(() => {
if (field === 'qty' && item.qty === 0) {
frappe.model.clear_doc(item.doctype, item.name);
}
})
}
return Promise.resolve();
}
make_payment_modal() {
this.payment = new Payment({
frm: this.frm,
events: {
submit_form: () => {
this.submit_sales_invoice();
}
}
});
}
submit_sales_invoice() {
var is_saved = 0;
if(!this.frm.doc.__islocal){
is_saved = 1;
}
frappe.confirm(__("Permanently Submit {0}?", [this.frm.doc.name]), () => {
frappe.call({
method: 'erpnext.selling.page.point_of_sale.point_of_sale.submit_invoice',
freeze: true,
args: {
doc: this.frm.doc,
is_saved: is_saved
}
}).then(r => {
if(r.message) {
this.frm.doc = r.message;
frappe.show_alert({
indicator: 'green',
message: __(`Sales invoice ${r.message.name} created succesfully`)
});
this.toggle_editing();
this.set_form_action();
this.set_primary_action_in_modal();
}
});
});
}
set_primary_action_in_modal() {
this.frm.msgbox = frappe.msgprint(
`<a class="btn btn-primary" onclick="cur_frm.print_preview.printit(true)" style="margin-right: 5px;">
${__('Print')}</a>
<a class="btn btn-default">
${__('New')}</a>`
);
$(this.frm.msgbox.body).find('.btn-default').on('click', () => {
this.frm.msgbox.hide();
this.make_new_invoice();
})
}
change_pos_profile() {
return new Promise((resolve) => {
const on_submit = ({ pos_profile, set_as_default }) => {
if (pos_profile) {
this.pos_profile = pos_profile;
}
if (set_as_default) {
frappe.call({
method: "erpnext.accounts.doctype.pos_profile.pos_profile.set_default_profile",
args: {
'pos_profile': pos_profile,
'company': this.frm.doc.company
}
}).then(() => {
this.on_change_pos_profile();
});
} else {
this.on_change_pos_profile();
}
}
frappe.prompt(this.get_promopt_fields(),
on_submit,
__('Select POS Profile')
);
});
}
on_change_pos_profile() {
return frappe.run_serially([
() => this.make_sales_invoice_frm(),
() => {
this.frm.doc.pos_profile = this.pos_profile;
this.set_pos_profile_data()
.then(() => {
this.reset_cart();
if (this.items) {
this.items.reset_items();
}
});
}
]);
}
get_promopt_fields() {
return [{
fieldtype: 'Link',
label: __('POS Profile'),
options: 'POS Profile',
reqd: 1,
get_query: () => {
return {
query: 'erpnext.accounts.doctype.pos_profile.pos_profile.pos_profile_query',
filters: {
company: this.frm.doc.company
}
};
}
}, {
fieldtype: 'Check',
label: __('Set as default')
}];
}
setup_company() {
this.company = frappe.sys_defaults.company;
return new Promise(resolve => {
if(!this.company) {
frappe.prompt({fieldname:"company", options: "Company", fieldtype:"Link",
label: __("Select Company"), reqd: 1}, (data) => {
this.company = data.company;
resolve(this.company);
}, __("Select Company"));
} else {
resolve(this.company);
}
})
}
make_new_invoice() {
return frappe.run_serially([
() => this.make_sales_invoice_frm(),
() => this.set_pos_profile_data(),
() => {
if (this.cart) {
this.cart.frm = this.frm;
this.cart.reset();
} else {
this.make_items();
this.make_cart();
}
this.toggle_editing(true);
},
]);
}
reset_cart() {
this.cart.frm = this.frm;
this.cart.reset();
this.items.reset_search_field();
}
make_sales_invoice_frm() {
const doctype = 'Sales Invoice';
return new Promise(resolve => {
if (this.frm) {
this.frm = get_frm(this.frm);
resolve();
} else {
frappe.model.with_doctype(doctype, () => {
this.frm = get_frm();
resolve();
});
}
});
function get_frm(_frm) {
const page = $('<div>');
const frm = _frm || new _f.Frm(doctype, page, false);
const name = frappe.model.make_new_doc_and_get_name(doctype, true);
frm.refresh(name);
frm.doc.items = [];
frm.doc.is_pos = 1;
return frm;
}
}
set_pos_profile_data() {
this.frm.doc.company = this.company;
return new Promise(resolve => {
return this.frm.call({
doc: this.frm.doc,
method: "set_missing_values",
}).then((r) => {
if(!r.exc) {
if (!this.frm.doc.pos_profile) {
frappe.dom.unfreeze();
frappe.throw(__("POS Profile is required to use Point-of-Sale"));
}
this.frm.script_manager.trigger("update_stock");
frappe.model.set_default_values(this.frm.doc);
this.frm.cscript.calculate_taxes_and_totals();
if (r.message) {
this.frm.meta.default_print_format = r.message.print_format || 'POS Invoice';
this.frm.allow_edit_rate = r.message.allow_edit_rate;
this.frm.allow_edit_discount = r.message.allow_edit_discount;
}
}
resolve();
});
});
}
prepare_menu() {
var me = this;
this.page.clear_menu();
// for mobile
// this.page.add_menu_item(__("Pay"), function () {
//
// }).addClass('visible-xs');
this.page.add_menu_item(__("Form View"), function () {
frappe.model.sync(me.frm.doc);
frappe.set_route("Form", me.frm.doc.doctype, me.frm.doc.name);
});
this.page.add_menu_item(__("POS Profile"), function () {
frappe.set_route('List', 'POS Profile');
});
this.page.add_menu_item(__('POS Settings'), function() {
frappe.set_route('Form', 'POS Settings');
});
this.page.add_menu_item(__('Change POS Profile'), function() {
me.change_pos_profile();
});
}
set_form_action() {
if(this.frm.doc.docstatus == 1 || (this.frm.doc.allow_print_before_pay == 1&&this.frm.doc.items.length>0)){
this.page.set_secondary_action(__("Print"), async() => {
if(this.frm.doc.docstatus != 1 ){
await this.frm.save();
}
this.frm.print_preview.printit(true);
});
}
if(this.frm.doc.items.length == 0){
this.page.clear_secondary_action();
}
if (this.frm.doc.docstatus == 1) {
this.page.set_primary_action(__("New"), () => {
this.make_new_invoice();
});
this.page.add_menu_item(__("Email"), () => {
this.frm.email_doc();
});
}
}
};
class POSCart {
constructor({frm, wrapper, events}) {
this.frm = frm;
this.item_data = {};
this.wrapper = wrapper;
this.events = events;
this.make();
this.bind_events();
}
make() {
this.make_dom();
this.make_customer_field();
this.make_numpad();
}
make_dom() {
this.wrapper.append(`
<div class="pos-cart">
<div class="customer-field">
</div>
<div class="cart-wrapper">
<div class="list-item-table">
<div class="list-item list-item--head">
<div class="list-item__content list-item__content--flex-1.5 text-muted">${__('Item Name')}</div>
<div class="list-item__content text-muted text-right">${__('Quantity')}</div>
<div class="list-item__content text-muted text-right">${__('Discount')}</div>
<div class="list-item__content text-muted text-right">${__('Rate')}</div>
</div>
<div class="cart-items">
<div class="empty-state">
<span>No Items added to cart</span>
</div>
</div>
<div class="taxes-and-totals">
${this.get_taxes_and_totals()}
</div>
<div class="discount-amount">`+
(!this.frm.allow_edit_discount ? `` : `${this.get_discount_amount()}`)+
`</div>
<div class="grand-total">
${this.get_grand_total()}
</div>
</div>
</div>
<div class="number-pad-container">
</div>
</div>
`);
this.$cart_items = this.wrapper.find('.cart-items');
this.$empty_state = this.wrapper.find('.cart-items .empty-state');
this.$taxes_and_totals = this.wrapper.find('.taxes-and-totals');
this.$discount_amount = this.wrapper.find('.discount-amount');
this.$grand_total = this.wrapper.find('.grand-total');
this.toggle_taxes_and_totals(false);
this.$grand_total.on('click', () => {
this.toggle_taxes_and_totals();
});
}
reset() {
this.$cart_items.find('.list-item').remove();
this.$empty_state.show();
this.$taxes_and_totals.html(this.get_taxes_and_totals());
this.numpad && this.numpad.reset_value();
this.customer_field.set_value("");
this.$discount_amount.find('input:text').val('');
this.wrapper.find('.grand-total-value').text(
format_currency(this.frm.doc.grand_total, this.frm.currency));
this.wrapper.find('.rounded-total-value').text(
format_currency(this.frm.doc.rounded_total, this.frm.currency));
const customer = this.frm.doc.customer;
this.customer_field.set_value(customer);
}
get_grand_total() {
let total = this.get_total_template('Grand Total', 'grand-total-value');
if (!cint(frappe.sys_defaults.disable_rounded_total)) {
total += this.get_total_template('Rounded Total', 'rounded-total-value');
}
return total;
}
get_total_template(label, class_name) {
return `
<div class="list-item">
<div class="list-item__content text-muted">${__(label)}</div>
<div class="list-item__content list-item__content--flex-2 ${class_name}">0.00</div>
</div>
`;
}
get_discount_amount() {
const get_currency_symbol = window.get_currency_symbol;
return `
<div class="list-item">
<div class="list-item__content list-item__content--flex-2 text-muted">${__('Discount')}</div>
<div class="list-item__content discount-inputs">
<input type="text"
class="form-control additional_discount_percentage text-right"
placeholder="% 0.00"
>
<input type="text"
class="form-control discount_amount text-right"
placeholder="${get_currency_symbol(this.frm.doc.currency)} 0.00"
>
</div>
</div>
`;
}
get_taxes_and_totals() {
return `
<div class="list-item">
<div class="list-item__content list-item__content--flex-2 text-muted">${__('Net Total')}</div>
<div class="list-item__content net-total">0.00</div>
</div>
<div class="list-item">
<div class="list-item__content list-item__content--flex-2 text-muted">${__('Taxes')}</div>
<div class="list-item__content taxes">0.00</div>
</div>
`;
}
toggle_taxes_and_totals(flag) {
if (flag !== undefined) {
this.tax_area_is_shown = flag;
} else {
this.tax_area_is_shown = !this.tax_area_is_shown;
}
this.$taxes_and_totals.toggle(this.tax_area_is_shown);
this.$discount_amount.toggle(this.tax_area_is_shown);
}
update_taxes_and_totals() {
if (!this.frm.doc.taxes) { return; }
const currency = this.frm.doc.currency;
this.frm.refresh_field('taxes');
// Update totals
this.$taxes_and_totals.find('.net-total')
.html(format_currency(this.frm.doc.total, currency));
// Update taxes
const taxes_html = this.frm.doc.taxes.map(tax => {
return `
<div>
<span>${tax.description}</span>
<span class="text-right bold">
${format_currency(tax.tax_amount, currency)}
</span>
</div>
`;
}).join("");
this.$taxes_and_totals.find('.taxes').html(taxes_html);
}
update_grand_total() {
this.$grand_total.find('.grand-total-value').text(
format_currency(this.frm.doc.grand_total, this.frm.currency)
);
this.$grand_total.find('.rounded-total-value').text(
format_currency(this.frm.doc.rounded_total, this.frm.currency)
);
}
make_customer_field() {
this.customer_field = frappe.ui.form.make_control({
df: {
fieldtype: 'Link',
label: 'Customer',
fieldname: 'customer',
options: 'Customer',
reqd: 1,
get_query: function() {
return {
query: 'erpnext.controllers.queries.customer_query'
}
},
onchange: () => {
this.events.on_customer_change(this.customer_field.get_value());
}
},
parent: this.wrapper.find('.customer-field'),
render_input: true
});
this.customer_field.set_value(this.frm.doc.customer);
}
disable_numpad_control() {
let disabled_btns = [];
if(!this.frm.allow_edit_rate) {
disabled_btns.push('Rate');
}
if(!this.frm.allow_edit_discount) {
disabled_btns.push('Disc');
}
return disabled_btns;
}
make_numpad() {
this.numpad = new NumberPad({
button_array: [
[1, 2, 3, 'Qty'],
[4, 5, 6, 'Disc'],
[7, 8, 9, 'Rate'],
['Del', 0, '.', 'Pay']
],
add_class: {
'Pay': 'brand-primary'
},
disable_highlight: ['Qty', 'Disc', 'Rate', 'Pay'],
reset_btns: ['Qty', 'Disc', 'Rate', 'Pay'],
del_btn: 'Del',
disable_btns: this.disable_numpad_control(),
wrapper: this.wrapper.find('.number-pad-container'),
onclick: (btn_value) => {
// on click
if (!this.selected_item && btn_value !== 'Pay') {
frappe.show_alert({
indicator: 'red',
message: __('Please select an item in the cart')
});
return;
}
if (['Qty', 'Disc', 'Rate'].includes(btn_value)) {
this.set_input_active(btn_value);
} else if (btn_value !== 'Pay') {
if (!this.selected_item.active_field) {
frappe.show_alert({
indicator: 'red',
message: __('Please select a field to edit from numpad')
});
return;
}
if (this.selected_item.active_field == 'discount_percentage' && this.numpad.get_value() > cint(100)) {
frappe.show_alert({
indicator: 'red',
message: __('Discount amount cannot be greater than 100%')
});
this.numpad.reset_value();
} else {
const item_code = this.selected_item.attr('data-item-code');
const field = this.selected_item.active_field;
const value = this.numpad.get_value();
this.events.on_field_change(item_code, field, value);
}
}
this.events.on_numpad(btn_value);
}
});
}
set_input_active(btn_value) {
this.selected_item.removeClass('qty disc rate');
this.numpad.set_active(btn_value);
if (btn_value === 'Qty') {
this.selected_item.addClass('qty');
this.selected_item.active_field = 'qty';
} else if (btn_value == 'Disc') {
this.selected_item.addClass('disc');
this.selected_item.active_field = 'discount_percentage';
} else if (btn_value == 'Rate') {
this.selected_item.addClass('rate');
this.selected_item.active_field = 'rate';
}
}
add_item(item) {
this.$empty_state.hide();
if (this.exists(item.item_code)) {
// update quantity
this.update_item(item);
} else if (flt(item.qty) > 0.0) {
// add to cart
const $item = $(this.get_item_html(item));
$item.appendTo(this.$cart_items);
}
this.highlight_item(item.item_code);
this.scroll_to_item(item.item_code);
}
update_item(item) {
const $item = this.$cart_items.find(`[data-item-code="${item.item_code}"]`);
if(item.qty > 0) {
const is_stock_item = this.get_item_details(item.item_code).is_stock_item;
const indicator_class = (!is_stock_item || item.actual_qty >= item.qty) ? 'green' : 'red';
const remove_class = indicator_class == 'green' ? 'red' : 'green';
$item.find('.quantity input').val(item.qty);
$item.find('.discount').text(item.discount_percentage + '%');
$item.find('.rate').text(format_currency(item.rate, this.frm.doc.currency));
$item.addClass(indicator_class);
$item.removeClass(remove_class);
} else {
$item.remove();
}
}
get_item_html(item) {
const is_stock_item = this.get_item_details(item.item_code).is_stock_item;
const rate = format_currency(item.rate, this.frm.doc.currency);
const indicator_class = (!is_stock_item || item.actual_qty >= item.qty) ? 'green' : 'red';
return `
<div class="list-item indicator ${indicator_class}" data-item-code="${item.item_code}" title="Item: ${item.item_name} Available Qty: ${item.actual_qty}">
<div class="item-name list-item__content list-item__content--flex-1.5 ellipsis">
${item.item_name}
</div>
<div class="quantity list-item__content text-right">
${get_quantity_html(item.qty)}
</div>
<div class="discount list-item__content text-right">
${item.discount_percentage}%
</div>
<div class="rate list-item__content text-right">
${rate}
</div>
</div>
`;
function get_quantity_html(value) {
return `
<div class="input-group input-group-xs">
<span class="input-group-btn">
<button class="btn btn-default btn-xs" data-action="increment">+</button>
</span>
<input class="form-control" type="number" value="${value}">
<span class="input-group-btn">
<button class="btn btn-default btn-xs" data-action="decrement">-</button>
</span>
</div>
`;
}
}
get_item_details(item_code) {
if (!this.item_data[item_code]) {
this.item_data[item_code] = this.events.get_item_details(item_code);
}
return this.item_data[item_code];
}
exists(item_code) {
let $item = this.$cart_items.find(`[data-item-code="${item_code}"]`);
return $item.length > 0;
}
highlight_item(item_code) {
const $item = this.$cart_items.find(`[data-item-code="${item_code}"]`);
$item.addClass('highlight');
setTimeout(() => $item.removeClass('highlight'), 1000);
}
scroll_to_item(item_code) {
const $item = this.$cart_items.find(`[data-item-code="${item_code}"]`);
if ($item.length === 0) return;
const scrollTop = $item.offset().top - this.$cart_items.offset().top + this.$cart_items.scrollTop();
this.$cart_items.animate({ scrollTop });
}
bind_events() {
const me = this;
const events = this.events;
// quantity change
this.$cart_items.on('click',
'[data-action="increment"], [data-action="decrement"]', function() {
const $btn = $(this);
const $item = $btn.closest('.list-item[data-item-code]');
const item_code = $item.attr('data-item-code');
const action = $btn.attr('data-action');
if(action === 'increment') {
events.on_field_change(item_code, 'qty', '+1');
} else if(action === 'decrement') {
events.on_field_change(item_code, 'qty', '-1');
}
});
// this.$cart_items.on('focus', '.quantity input', function(e) {
// const $input = $(this);
// const $item = $input.closest('.list-item[data-item-code]');
// me.set_selected_item($item);
// me.set_input_active('Qty');
// e.preventDefault();
// e.stopPropagation();
// return false;
// });
this.$cart_items.on('change', '.quantity input', function() {
const $input = $(this);
const $item = $input.closest('.list-item[data-item-code]');
const item_code = $item.attr('data-item-code');
events.on_field_change(item_code, 'qty', flt($input.val()));
});
// current item
this.$cart_items.on('click', '.list-item', function() {
me.set_selected_item($(this));
});
// disable current item
// $('body').on('click', function(e) {
// console.log(e);
// if($(e.target).is('.list-item')) {
// return;
// }
// me.$cart_items.find('.list-item').removeClass('current-item qty disc rate');
// me.selected_item = null;
// });
this.wrapper.find('.additional_discount_percentage').on('change', (e) => {
const discount_percentage = flt(e.target.value,
precision("additional_discount_percentage"));
frappe.model.set_value(this.frm.doctype, this.frm.docname,
'additional_discount_percentage', discount_percentage)
.then(() => {
let discount_wrapper = this.wrapper.find('.discount_amount');
discount_wrapper.val(flt(this.frm.doc.discount_amount,
precision('discount_amount')));
discount_wrapper.trigger('change');
});
});
this.wrapper.find('.discount_amount').on('change', (e) => {
const discount_amount = flt(e.target.value, precision('discount_amount'));
frappe.model.set_value(this.frm.doctype, this.frm.docname,
'discount_amount', discount_amount);
this.frm.trigger('discount_amount')
.then(() => {
this.update_discount_fields();
this.update_taxes_and_totals();
this.update_grand_total();
});
});
}
update_discount_fields() {
let discount_wrapper = this.wrapper.find('.additional_discount_percentage');
let discount_amt_wrapper = this.wrapper.find('.discount_amount');
discount_wrapper.val(flt(this.frm.doc.additional_discount_percentage,
precision('additional_discount_percentage')));
discount_amt_wrapper.val(flt(this.frm.doc.discount_amount,
precision('discount_amount')));
}
set_selected_item($item) {
this.selected_item = $item;
this.$cart_items.find('.list-item').removeClass('current-item qty disc rate');
this.selected_item.addClass('current-item');
this.events.on_select_change();
}
unselect_all() {
this.$cart_items.find('.list-item').removeClass('current-item qty disc rate');
this.selected_item = null;
this.events.on_select_change();
}
}
class POSItems {
constructor({wrapper, frm, events}) {
this.wrapper = wrapper;
this.frm = frm;
this.items = {};
this.events = events;
this.currency = this.frm.doc.currency;
this.make_dom();
this.make_fields();
this.init_clusterize();
this.bind_events();
this.load_items_data();
}
load_items_data() {
// bootstrap with 20 items
this.get_items()
.then(({ items }) => {
this.all_items = items;
this.items = items;
this.render_items(items);
});
}
reset_items() {
this.wrapper.find('.pos-items').empty();
this.init_clusterize();
this.load_items_data();
}
make_dom() {
this.wrapper.html(`
<div class="fields">
<div class="search-field">
</div>
<div class="item-group-field">
</div>
</div>
<div class="items-wrapper">
</div>
`);
this.items_wrapper = this.wrapper.find('.items-wrapper');
this.items_wrapper.append(`
<div class="list-item-table pos-items-wrapper">
<div class="pos-items image-view-container">
</div>
</div>
`);
}
make_fields() {
// Search field
this.search_field = frappe.ui.form.make_control({
df: {
fieldtype: 'Data',
label: 'Search Item (Ctrl + i)',
placeholder: 'Search by item code, serial number, batch no or barcode'
},
parent: this.wrapper.find('.search-field'),
render_input: true,
});
frappe.ui.keys.on('ctrl+i', () => {
this.search_field.set_focus();
});
this.search_field.$input.on('input', (e) => {
clearTimeout(this.last_search);
this.last_search = setTimeout(() => {
const search_term = e.target.value;
this.filter_items({ search_term });
}, 300);
});
this.item_group_field = frappe.ui.form.make_control({
df: {
fieldtype: 'Link',
label: 'Item Group',
options: 'Item Group',
default: 'All Item Groups',
onchange: () => {
const item_group = this.item_group_field.get_value();
if (item_group) {
this.filter_items({ item_group: item_group });
}
},
get_query: () => {
return {
query: 'erpnext.selling.page.point_of_sale.point_of_sale.item_group_query',
filters: {
pos_profile: this.frm.doc.pos_profile
}
};
}
},
parent: this.wrapper.find('.item-group-field'),
render_input: true
});
}
init_clusterize() {
this.clusterize = new Clusterize({
scrollElem: this.wrapper.find('.pos-items-wrapper')[0],
contentElem: this.wrapper.find('.pos-items')[0],
rows_in_block: 6
});
}
render_items(items) {
let _items = items || this.items;
const all_items = Object.values(_items).map(item => this.get_item_html(item));
let row_items = [];
const row_container = '<div class="image-view-row">';
let curr_row = row_container;
for (let i=0; i < all_items.length; i++) {
// wrap 4 items in a div to emulate
// a row for clusterize
if(i % 4 === 0 && i !== 0) {
curr_row += '</div>';
row_items.push(curr_row);
curr_row = row_container;
}
curr_row += all_items[i];
if(i == all_items.length - 1) {
row_items.push(curr_row);
}
}
this.clusterize.update(row_items);
}
filter_items({ search_term='', item_group='All Item Groups' }={}) {
if (search_term) {
search_term = search_term.toLowerCase();
// memoize
this.search_index = this.search_index || {};
if (this.search_index[search_term]) {
const items = this.search_index[search_term];
this.items = items;
this.render_items(items);
this.set_item_in_the_cart(items);
return;
}
} else if (item_group == "All Item Groups") {
this.items = this.all_items;
return this.render_items(this.all_items);
}
this.get_items({search_value: search_term, item_group })
.then(({ items, serial_no, batch_no, barcode }) => {
if (search_term && !barcode) {
this.search_index[search_term] = items;
}
this.items = items;
this.render_items(items);
this.set_item_in_the_cart(items, serial_no, batch_no, barcode);
});
}
set_item_in_the_cart(items, serial_no, batch_no, barcode) {
if (serial_no) {
this.events.update_cart(items[0].item_code,
'serial_no', serial_no);
this.reset_search_field();
return;
}
if (batch_no) {
this.events.update_cart(items[0].item_code,
'batch_no', batch_no);
this.reset_search_field();
return;
}
if (items.length === 1 && (serial_no || batch_no || barcode)) {
this.events.update_cart(items[0].item_code,
'qty', '+1');
this.reset_search_field();
}
}
reset_search_field() {
this.search_field.set_value('');
this.search_field.$input.trigger("input");
}
bind_events() {
var me = this;
this.wrapper.on('click', '.pos-item-wrapper', function() {
const $item = $(this);
const item_code = $item.attr('data-item-code');
me.events.update_cart(item_code, 'qty', '+1');
});
}
get(item_code) {
let item = {};
this.items.map(data => {
if (data.item_code === item_code) {
item = data;
}
})
return item
}
get_all() {
return this.items;
}
get_item_html(item) {
const price_list_rate = format_currency(item.price_list_rate, this.currency);
const { item_code, item_name, item_image} = item;
const item_title = item_name || item_code;
const template = `
<div class="pos-item-wrapper image-view-item" data-item-code="${item_code}">
<div class="image-view-header">
<div>
<a class="grey list-id" data-name="${item_code}" title="${item_title}">
${item_title}
</a>
</div>
</div>
<div class="image-view-body">
<a data-item-code="${item_code}"
title="${item_title}"
>
<div class="image-field"
style="${!item_image ? 'background-color: #fafbfc;' : ''} border: 0px;"
>
${!item_image ? `<span class="placeholder-text">
${frappe.get_abbr(item_title)}
</span>` : '' }
${item_image ? `<img src="${item_image}" alt="${item_title}">` : '' }
</div>
<span class="price-info">
${price_list_rate}
</span>
</a>
</div>
</div>
`;
return template;
}
get_items({start = 0, page_length = 40, search_value='', item_group="All Item Groups"}={}) {
return new Promise(res => {
frappe.call({
method: "erpnext.selling.page.point_of_sale.point_of_sale.get_items",
freeze: true,
args: {
start,
page_length,
'price_list': this.frm.doc.selling_price_list,
item_group,
search_value,
'pos_profile': this.frm.doc.pos_profile
}
}).then(r => {
// const { items, serial_no, batch_no } = r.message;
// this.serial_no = serial_no || "";
res(r.message);
});
});
}
}
class NumberPad {
constructor({
wrapper, onclick, button_array,
add_class={}, disable_highlight=[],
reset_btns=[], del_btn='', disable_btns
}) {
this.wrapper = wrapper;
this.onclick = onclick;
this.button_array = button_array;
this.add_class = add_class;
this.disable_highlight = disable_highlight;
this.reset_btns = reset_btns;
this.del_btn = del_btn;
this.disable_btns = disable_btns || [];
this.make_dom();
this.bind_events();
this.value = '';
}
make_dom() {
if (!this.button_array) {
this.button_array = [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9],
['', 0, '']
];
}
this.wrapper.html(`
<div class="number-pad">
${this.button_array.map(get_row).join("")}
</div>
`);
function get_row(row) {
return '<div class="num-row">' + row.map(get_col).join("") + '</div>';
}
function get_col(col) {
return `<div class="num-col" data-value="${col}"><div>${col}</div></div>`;
}
this.set_class();
if(this.disable_btns) {
this.disable_btns.forEach((btn) => {
const $btn = this.get_btn(btn);
$btn.prop("disabled", true)
$btn.hover(() => {
$btn.css('cursor','not-allowed');
})
})
}
}
set_class() {
for (const btn in this.add_class) {
const class_name = this.add_class[btn];
this.get_btn(btn).addClass(class_name);
}
}
bind_events() {
// bind click event
const me = this;
this.wrapper.on('click', '.num-col', function() {
const $btn = $(this);
const btn_value = $btn.attr('data-value');
if (!me.disable_highlight.includes(btn_value)) {
me.highlight_button($btn);
}
if (me.reset_btns.includes(btn_value)) {
me.reset_value();
} else {
if (btn_value === me.del_btn) {
me.value = me.value.substr(0, me.value.length - 1);
} else {
me.value += btn_value;
}
}
me.onclick(btn_value);
});
}
reset_value() {
this.value = '';
}
get_value() {
return flt(this.value);
}
get_btn(btn_value) {
return this.wrapper.find(`.num-col[data-value="${btn_value}"]`);
}
highlight_button($btn) {
$btn.addClass('highlight');
setTimeout(() => $btn.removeClass('highlight'), 1000);
}
set_active(btn_value) {
const $btn = this.get_btn(btn_value);
this.wrapper.find('.num-col').removeClass('active');
$btn.addClass('active');
}
set_inactive() {
this.wrapper.find('.num-col').removeClass('active');
}
}
class Payment {
constructor({frm, events}) {
this.frm = frm;
this.events = events;
this.make();
this.bind_events();
this.set_primary_action();
}
open_modal() {
this.dialog.show();
}
make() {
this.set_flag();
this.dialog = new frappe.ui.Dialog({
fields: this.get_fields(),
width: 800
});
this.set_title();
this.$body = this.dialog.body;
this.numpad = new NumberPad({
wrapper: $(this.$body).find('[data-fieldname="numpad"]'),
button_array: [
[1, 2, 3],
[4, 5, 6],
[7, 8, 9],
['Del', 0, '.'],
],
onclick: () => {
if(this.fieldname) {
this.dialog.set_value(this.fieldname, this.numpad.get_value());
}
}
});
}
set_title() {
let title = __('Total Amount {0}',
[format_currency(this.frm.doc.rounded_total || this.frm.doc.grand_total,
this.frm.doc.currency)]);
this.dialog.set_title(title);
}
bind_events() {
var me = this;
$(this.dialog.body).find('.input-with-feedback').focusin(function() {
me.numpad.reset_value();
me.fieldname = $(this).prop('dataset').fieldname;
if (me.frm.doc.outstanding_amount > 0 &&
!in_list(['write_off_amount', 'change_amount'], me.fieldname)) {
me.frm.doc.payments.forEach((data) => {
if (data.mode_of_payment == me.fieldname && !data.amount) {
me.dialog.set_value(me.fieldname,
me.frm.doc.outstanding_amount / me.frm.doc.conversion_rate);
return;
}
})
}
});
}
set_primary_action() {
var me = this;
this.dialog.set_primary_action(__("Submit"), function() {
me.dialog.hide();
me.events.submit_form();
});
}
get_fields() {
const me = this;
let fields = this.frm.doc.payments.map(p => {
return {
fieldtype: 'Currency',
label: __(p.mode_of_payment),
options: me.frm.doc.currency,
fieldname: p.mode_of_payment,
default: p.amount,
onchange: () => {
const value = this.dialog.get_value(this.fieldname);
me.update_payment_value(this.fieldname, value);
}
};
});
fields = fields.concat([
{
fieldtype: 'Column Break',
},
{
fieldtype: 'HTML',
fieldname: 'numpad'
},
{
fieldtype: 'Section Break',
},
{
fieldtype: 'Currency',
label: __("Write off Amount"),
options: me.frm.doc.currency,
fieldname: "write_off_amount",
default: me.frm.doc.write_off_amount,
onchange: () => {
me.update_cur_frm_value('write_off_amount', () => {
frappe.flags.change_amount = false;
me.update_change_amount();
});
}
},
{
fieldtype: 'Column Break',
},
{
fieldtype: 'Currency',
label: __("Change Amount"),
options: me.frm.doc.currency,
fieldname: "change_amount",
default: me.frm.doc.change_amount,
onchange: () => {
me.update_cur_frm_value('change_amount', () => {
frappe.flags.write_off_amount = false;
me.update_write_off_amount();
});
}
},
{
fieldtype: 'Section Break',
},
{
fieldtype: 'Currency',
label: __("Paid Amount"),
options: me.frm.doc.currency,
fieldname: "paid_amount",
default: me.frm.doc.paid_amount,
read_only: 1
},
{
fieldtype: 'Column Break',
},
{
fieldtype: 'Currency',
label: __("Outstanding Amount"),
options: me.frm.doc.currency,
fieldname: "outstanding_amount",
default: me.frm.doc.outstanding_amount,
read_only: 1
},
]);
return fields;
}
set_flag() {
frappe.flags.write_off_amount = true;
frappe.flags.change_amount = true;
}
update_cur_frm_value(fieldname, callback) {
if (frappe.flags[fieldname]) {
const value = this.dialog.get_value(fieldname);
this.frm.set_value(fieldname, value)
.then(() => {
callback();
});
}
frappe.flags[fieldname] = true;
}
update_payment_value(fieldname, value) {
var me = this;
$.each(this.frm.doc.payments, function(i, data) {
if (__(data.mode_of_payment) == __(fieldname)) {
frappe.model.set_value('Sales Invoice Payment', data.name, 'amount', value)
.then(() => {
me.update_change_amount();
me.update_write_off_amount();
});
}
});
}
update_change_amount() {
this.dialog.set_value("change_amount", this.frm.doc.change_amount);
this.show_paid_amount();
}
update_write_off_amount() {
this.dialog.set_value("write_off_amount", this.frm.doc.write_off_amount);
}
show_paid_amount() {
this.dialog.set_value("paid_amount", this.frm.doc.paid_amount);
this.dialog.set_value("outstanding_amount", this.frm.doc.outstanding_amount);
}
}