# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt

from __future__ import unicode_literals
import frappe
from frappe import _
from erpnext.controllers.website_list_for_contact import (get_customers_suppliers,
					get_party_details)

def get_context(context):
	context.no_cache = 1
	context.show_sidebar = True
	context.doc = frappe.get_doc(frappe.form_dict.doctype, frappe.form_dict.name)
	context.parents = frappe.form_dict.parents
	context.doc.supplier = get_supplier()
	unauthorized_user(context.doc.supplier)
	update_supplier_details(context)
	context["title"] = frappe.form_dict.name

def get_supplier():
	doctype = frappe.form_dict.doctype
	parties_doctype = 'Request for Quotation Supplier' if doctype == 'Request for Quotation' else doctype
	customers, suppliers = get_customers_suppliers(parties_doctype, frappe.session.user)
	key, parties = get_party_details(customers, suppliers)
	return parties[0] if key == 'supplier' else ''

def check_supplier_has_docname_access(supplier):
	status = True
	if frappe.form_dict.name not in frappe.db.sql_list("""select parent from `tabRequest for Quotation Supplier`
		where supplier = '{supplier}'""".format(supplier=supplier)):
		status = False
	return status

def unauthorized_user(supplier):
	status = check_supplier_has_docname_access(supplier) or False
	if status == False:
		frappe.throw(_("Not Permitted"), frappe.PermissionError)

def update_supplier_details(context):
	supplier_doc = frappe.get_doc("Supplier", context.doc.supplier)
	context.doc.currency = supplier_doc.default_currency or frappe.db.get_value("Company", context.doc.company, "default_currency")
	context.doc.currency_symbol = frappe.db.get_value("Currency", context.doc.currency, "symbol")
	context.doc.number_format = frappe.db.get_value("Currency", context.doc.currency, "number_format")
	context.doc.buying_price_list = supplier_doc.default_price_list or ''