# 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.custom.doctype.custom_field.custom_field import create_custom_fields

def execute():
	create_stock_entry_types()

	company = frappe.db.get_value("Company", {'country': 'India'}, 'name')
	if company:
		add_gst_hsn_code_field()

def create_stock_entry_types():
	frappe.reload_doc('stock', 'doctype', 'stock_entry_type')
	frappe.reload_doc('stock', 'doctype', 'stock_entry')

	for purpose in ["Material Issue", "Material Receipt", "Material Transfer",
		"Material Transfer for Manufacture", "Material Consumption for Manufacture", "Manufacture",
		"Repack", "Send to Subcontractor", "Send to Warehouse", "Receive at Warehouse"]:

		ste_type = frappe.get_doc({
			'doctype': 'Stock Entry Type',
			'name': purpose,
			'purpose': purpose
		})

		try:
			ste_type.insert()
		except frappe.DuplicateEntryError:
			pass

	frappe.db.sql(" UPDATE `tabStock Entry` set purpose = 'Send to Subcontractor' where purpose = 'Subcontract'")
	frappe.db.sql(" UPDATE `tabStock Entry` set stock_entry_type = purpose ")

def add_gst_hsn_code_field():
	custom_fields = {
		'Stock Entry Detail': [dict(fieldname='gst_hsn_code', label='HSN/SAC',
			fieldtype='Data', fetch_from='item_code.gst_hsn_code',
			insert_after='description', allow_on_submit=1, print_hide=0)]
	}

	create_custom_fields(custom_fields, ignore_validate = frappe.flags.in_patch, update=True)

	frappe.db.sql(""" update `tabStock Entry Detail`, `tabItem`
		SET
			`tabStock Entry Detail`.gst_hsn_code = `tabItem`.gst_hsn_code
		Where
			`tabItem`.name = `tabStock Entry Detail`.item_code and `tabItem`.gst_hsn_code is not null
	""")