Commonified sales/purchase taxes and charges master.js code

erpnext/public/js/controllers/accounts.js

@@ -1,3 +1,9 @@
+// Copyright (c) 2013, Web Notes Technologies Pvt. Ltd. and Contributors
+// License: GNU General Public License v3. See license.txt
+
+frappe.ui.form.on(cur_frm.doctype, "refresh", function(frm) {
+	frm.set_footnote(frappe.markdown(frm.meta.description));
+}
 
 // get tax rate
 cur_frm.cscript.account_head = function(doc, cdt, cdn) {
@@ -8,7 +14,7 @@ cur_frm.cscript.account_head = function(doc, cdt, cdn) {
 	} else if(d.account_head && d.charge_type!=="Actual") {
 		frappe.call({
 			type:"GET",
-			method: "erpnext.controllers.accounts_controller.get_tax_rate", 
+			method: "erpnext.controllers.accounts_controller.get_tax_rate",
 			args: {"account_head":d.account_head},
 			callback: function(r) {
 			  frappe.model.set_value(cdt, cdn, "rate", r.message || 0);
@@ -16,3 +22,139 @@ cur_frm.cscript.account_head = function(doc, cdt, cdn) {
 		})
 	}
 }
+
+
+var validate_taxes_and_charges = function(cdt, cdn) {
+	var d = locals[cdt][cdn];
+	if(!d.charge_type && (d.row_id || d.rate || d.tax_amount)) {
+		msgprint(__("Please select Charge Type first"));
+		d.row_id = ""
+		d.rate = d.tax_amount = 0.0
+	} else if((d.charge_type == 'Actual' || d.charge_type == 'On Net Total') && d.row_id) {
+		msgprint(__("Can refer row only if the charge type is 'On Previous Row Amount' or 'Previous Row Total'"));
+		d.row_id = "";
+	} else if((d.charge_type == 'On Previous Row Amount' || d.charge_type == 'On Previous Row Total') && d.row_id) {
+		if (d.idx == 1) {
+			msgprint(__("Cannot select charge type as 'On Previous Row Amount' or 'On Previous Row Total' for first row"));
+			d.charge_type = '';
+		} else if (d.row_i && d.row_id >= d.idx) {
+			msgprint(__("Cannot refer row number greater than or equal to current row number for this Charge type"));
+			d.row_id = "";
+		}
+	}
+	validated = false;
+	refresh_field('row_id', d.name, 'taxes');
+}
+
+frappe.ui.form.on(cur_frm.cscript.tax_table, "row_id", function(frm, cdt, cdn) {
+	validate_taxes_and_charges(cdt, cdn);
+})
+
+frappe.ui.form.on(cur_frm.cscript.tax_table, "rate", function(frm, cdt, cdn) {
+	validate_taxes_and_charges(cdt, cdn);
+})
+
+frappe.ui.form.on(cur_frm.cscript.tax_table, "tax_amount", function(frm, cdt, cdn) {
+	validate_taxes_and_charges(cdt, cdn);
+})
+
+frappe.ui.form.on(cur_frm.cscript.tax_table, "charge_type", function(frm, cdt, cdn) {
+	validate_taxes_and_charges(cdt, cdn);
+})
+
+
+cur_frm.set_query("account_head", "taxes", function(doc) {
+	if(cur_frm.cscript.tax_table == "Sales Taxes and Charges") {
+		var account_type = ["Tax", "Chargeable", "Expense Account"];
+	} else {
+		var account_type = ["Tax", "Chargeable", "Income Account"];
+	}
+
+	return {
+		query: "erpnext.controllers.queries.tax_account_query",
+		filters: {
+			"account_type": account_type,
+			"company": doc.company
+		}
+	}
+});
+
+cur_frm.set_query("cost_center", "taxes", function(doc) {
+	return {
+		filters: {
+			'company': doc.company,
+			'group_or_ledger': "Ledger"
+		}
+	}
+}
+
+// For customizing print
+cur_frm.pformat.print_total = function(doc) { return ''; }
+cur_frm.pformat.discount_amount = function(doc) { return ''; }
+cur_frm.pformat.grand_total = function(doc) { return ''; }
+cur_frm.pformat.rounded_total = function(doc) { return ''; }
+cur_frm.pformat.in_words = function(doc) { return ''; }
+
+cur_frm.pformat.taxes= function(doc){
+	//function to make row of table
+	var make_row = function(title, val, bold){
+		var bstart = '<b>'; var bend = '</b>';
+		return '<tr><td style="width:50%;">' + (bold?bstart:'') + title + (bold?bend:'') + '</td>'
+			+ '<td style="width:50%;text-align:right;">' + format_currency(val, doc.currency) + '</td>'
+			+ '</tr>';
+	}
+
+	function convert_rate(val) {
+		var new_val = flt(val)/flt(doc.conversion_rate);
+		return new_val;
+	}
+
+	function print_hide(fieldname) {
+		var doc_field = frappe.meta.get_docfield(doc.doctype, fieldname, doc.name);
+		return doc_field.print_hide;
+	}
+
+	out ='';
+	if (!doc.print_without_amount) {
+		var cl = doc.taxes || [];
+
+		// outer table
+		var out='<div><table class="noborder" style="width:100%"><tr><td style="width: 60%"></td><td>';
+
+		// main table
+
+		out +='<table class="noborder" style="width:100%">';
+
+		if(!print_hide('print_total')) {
+			out += make_row('Net Total', doc.print_total, 1);
+		}
+
+		// add rows
+		if(cl.length){
+			for(var i=0;i<cl.length;i++) {
+				if(convert_rate(cl[i].tax_amount)!=0 && !cl[i].included_in_print_rate)
+					out += make_row(cl[i].description, convert_rate(cl[i].tax_amount), 0);
+			}
+		}
+
+		// Discount Amount
+		if(!print_hide('discount_amount') && doc.discount_amount)
+			out += make_row('Discount Amount', doc.discount_amount, 0);
+
+		// grand total
+		if(!print_hide('grand_total'))
+			out += make_row('Grand Total', doc.grand_total, 1);
+
+		if(!print_hide('rounded_total'))
+			out += make_row('Rounded Total', doc.rounded_total, 1);
+
+		if(doc.in_words && !print_hide('in_words')) {
+			out +='</table></td></tr>';
+			out += '<tr><td colspan = "2">';
+			out += '<table><tr><td style="width:25%;"><b>In Words</b></td>';
+			out += '<td style="width:50%;">' + doc.in_words + '</td></tr>';
+		}
+		out += '</table></td></tr></table></div>';
+	}
+	return out;
+}