fix: cannot find erpnext.payments
diff --git a/erpnext/public/js/payment/payments.js b/erpnext/public/js/payment/payments.js
new file mode 100644
index 0000000..0d656bc
--- /dev/null
+++ b/erpnext/public/js/payment/payments.js
@@ -0,0 +1,239 @@
+// Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
+// License: GNU General Public License v3. See license.txt
+
+erpnext.payments = erpnext.stock.StockController.extend({
+	make_payment: function() {
+		var me = this;
+
+		this.dialog = new frappe.ui.Dialog({
+			title: 'Payment'
+		});
+	
+		this.dialog.show();
+		this.$body = this.dialog.body;
+		this.set_payment_primary_action();
+		this.make_keyboard();
+		this.select_text()
+	},
+
+	select_text: function(){
+		var me = this;
+		$(this.$body).find('.form-control').click(function(){
+			$(this).select();
+		})
+	},
+
+	set_payment_primary_action: function(){
+		var me = this;
+	
+		this.dialog.set_primary_action(__("Submit"), function() {
+			// Allow no ZERO payment
+			$.each(me.frm.doc.payments, function (index, data) {
+				if (data.amount != 0) {
+					me.dialog.hide();
+					me.submit_invoice();
+					return;
+				}
+			});
+		})
+	},
+
+	make_keyboard: function(){
+		var me = this;
+		$(this.$body).empty();
+		$(this.$body).html(frappe.render_template('pos_payment', this.frm.doc))
+		this.show_payment_details();
+		this.bind_keyboard_event()
+		this.clear_amount()
+	},
+
+	make_multimode_payment: function(){
+		var me = this;
+
+		if(this.frm.doc.change_amount > 0){
+			me.payment_val = me.doc.outstanding_amount
+		}
+
+		this.payments = frappe.model.add_child(this.frm.doc, 'Multi Mode Payment', "payments");
+		this.payments.mode_of_payment = this.dialog.fields_dict.mode_of_payment.get_value();
+		this.payments.amount = flt(this.payment_val);
+	},
+
+	show_payment_details: function(){
+		var me = this;
+		var multimode_payments = $(this.$body).find('.multimode-payments').empty();
+		if(this.frm.doc.payments.length){
+			$.each(this.frm.doc.payments, function(index, data){
+				$(frappe.render_template('payment_details', {
+					mode_of_payment: data.mode_of_payment,
+					amount: data.amount,
+					idx: data.idx,
+					currency: me.frm.doc.currency,
+					type: data.type
+				})).appendTo(multimode_payments)
+
+				if (data.type == 'Cash' && data.amount == me.frm.doc.paid_amount) {
+					me.idx = data.idx;
+					me.selected_mode = $(me.$body).find(repl("input[idx='%(idx)s']",{'idx': me.idx}));
+					me.highlight_selected_row();
+					me.bind_amount_change_event();
+				}
+			})
+		}else{
+			$("<p>No payment mode selected in pos profile</p>").appendTo(multimode_payments)
+		}
+	},
+
+	set_outstanding_amount: function(){
+		this.selected_mode = $(this.$body).find(repl("input[idx='%(idx)s']",{'idx': this.idx}));
+		this.highlight_selected_row()
+		this.payment_val = 0.0
+		if(this.frm.doc.outstanding_amount > 0 && flt(this.selected_mode.val()) == 0.0){
+			//When user first time click on row
+			this.payment_val = flt(this.frm.doc.outstanding_amount / this.frm.doc.conversion_rate, precision("outstanding_amount"))
+			this.selected_mode.val(format_currency(this.payment_val, this.frm.doc.currency));
+			this.update_payment_amount()
+		}else if(flt(this.selected_mode.val()) > 0){
+			//If user click on existing row which has value
+			this.payment_val = flt(this.selected_mode.val());
+		}
+		this.selected_mode.select()
+		this.bind_amount_change_event();
+	},
+	
+	bind_keyboard_event: function(){
+		var me = this;
+		this.payment_val = '';
+		this.bind_form_control_event();
+		this.bind_numeric_keys_event();
+	},
+
+	bind_form_control_event: function(){
+		var me = this;
+		$(this.$body).find('.pos-payment-row').click(function(){
+			me.idx = $(this).attr("idx");
+			me.set_outstanding_amount()
+		})
+		
+		$(this.$body).find('.form-control').click(function(){
+			me.idx = $(this).attr("idx");
+			me.set_outstanding_amount();
+			me.update_paid_amount(true);
+		})
+		
+		$(this.$body).find('.write_off_amount').change(function(){
+			me.write_off_amount(flt($(this).val()), precision("write_off_amount"));
+		})
+		
+		$(this.$body).find('.change_amount').change(function(){
+			me.change_amount(flt($(this).val()), precision("change_amount"));
+		})
+	},
+
+	highlight_selected_row: function(){
+		var me = this;
+		var selected_row = $(this.$body).find(repl(".pos-payment-row[idx='%(idx)s']",{'idx': this.idx}));
+		$(this.$body).find('.pos-payment-row').removeClass('selected-payment-mode')
+		selected_row.addClass('selected-payment-mode')
+		$(this.$body).find('.amount').attr('disabled', true);
+		this.selected_mode.attr('disabled', false);
+	},
+	
+	bind_numeric_keys_event: function(){
+		var me = this;
+		$(this.$body).find('.pos-keyboard-key').click(function(){
+			me.payment_val += $(this).text();
+			me.selected_mode.val(format_currency(me.payment_val, me.frm.doc.currency))
+			me.idx = me.selected_mode.attr("idx")
+			me.update_paid_amount()
+		})
+		
+		$(this.$body).find('.delete-btn').click(function(){
+			me.payment_val =  cstr(flt(me.selected_mode.val())).slice(0, -1);
+			me.selected_mode.val(format_currency(me.payment_val, me.frm.doc.currency));
+			me.idx = me.selected_mode.attr("idx")
+			me.update_paid_amount();
+		})
+
+	},
+	
+	bind_amount_change_event: function(){
+		var me = this;
+		this.selected_mode.change(function(){
+			me.payment_val =  flt($(this).val()) || 0.0;
+			me.selected_mode.val(format_currency(me.payment_val, me.frm.doc.currency))
+			me.idx = me.selected_mode.attr("idx")
+			me.update_payment_amount()
+		})
+	},
+
+	clear_amount: function() {
+		var me = this;
+		$(this.$body).find('.clr').click(function(e){
+			e.stopPropagation();
+			me.idx = $(this).attr("idx");
+			me.selected_mode = $(me.$body).find(repl("input[idx='%(idx)s']",{'idx': me.idx}));
+			me.payment_val = 0.0;
+			me.selected_mode.val(0.0);
+			me.highlight_selected_row();
+			me.update_payment_amount();
+		})
+	},
+
+	write_off_amount: function(write_off_amount) {
+		var me = this;
+
+		this.frm.doc.write_off_amount = flt(write_off_amount, precision("write_off_amount"));
+		this.frm.doc.base_write_off_amount = flt(this.frm.doc.write_off_amount * this.frm.doc.conversion_rate,
+			precision("base_write_off_amount"));
+		this.calculate_outstanding_amount(false)
+		this.show_amounts()
+	},
+
+	change_amount: function(change_amount) {
+		var me = this;
+
+		this.frm.doc.change_amount = flt(change_amount, precision("change_amount"));
+		this.calculate_write_off_amount()
+		this.show_amounts()
+	},
+
+	update_paid_amount: function(update_write_off) {
+		var me = this;
+		if(in_list(['change_amount', 'write_off_amount'], this.idx)){
+			var value = me.selected_mode.val();
+			if(me.idx == 'change_amount'){
+				me.change_amount(value)
+			} else{
+				if(flt(value) == 0 && update_write_off && me.frm.doc.outstanding_amount > 0) {
+					value = flt(me.frm.doc.outstanding_amount / me.frm.doc.conversion_rate, precision(me.idx));
+				}
+				me.write_off_amount(value)
+			}
+		}else{
+			this.update_payment_amount()
+		}
+	},
+
+	update_payment_amount: function(){
+		var me = this;
+
+		$.each(this.frm.doc.payments, function(index, data){
+			if(cint(me.idx) == cint(data.idx)){
+				data.amount = flt(me.selected_mode.val(), 2)
+			}
+		})
+
+		this.calculate_outstanding_amount(false);
+		this.show_amounts();
+	},
+
+	show_amounts: function(){
+		var me = this;
+		$(this.$body).find(".write_off_amount").val(format_currency(this.frm.doc.write_off_amount, this.frm.doc.currency));
+		$(this.$body).find('.paid_amount').text(format_currency(this.frm.doc.paid_amount, this.frm.doc.currency));
+		$(this.$body).find('.change_amount').val(format_currency(this.frm.doc.change_amount, this.frm.doc.currency))
+		$(this.$body).find('.outstanding_amount').text(format_currency(this.frm.doc.outstanding_amount, frappe.get_doc(":Company", this.frm.doc.company).default_currency))
+		this.update_invoice();
+	}
+})
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