brotherton-erpnext/erpnext/regional/report/gstr_2/gstr_2.py
2018-01-29 22:54:38 +05:30

368 lines
9.4 KiB
Python

# Copyright (c) 2013, Frappe Technologies Pvt. Ltd. and contributors
# For license information, please see license.txt
from __future__ import unicode_literals
import frappe, json
from frappe import _
from datetime import date
def execute(filters=None):
return Gstr2Report(filters).run()
class Gstr2Report(object):
def __init__(self, filters=None):
self.filters = frappe._dict(filters or {})
def run(self):
self.get_columns()
self.get_data()
return self.columns, self.data
def get_data(self):
self.data = []
self.get_gst_accounts()
self.get_invoice_data()
if not self.invoices: return
self.get_invoice_items()
self.get_items_based_on_tax_rate()
invoice_fields = [d["fieldname"] for d in self.invoice_columns]
for inv, items_based_on_rate in self.items_based_on_tax_rate.items():
invoice_details = self.invoices.get(inv)
for x in xrange(1,10):
print(invoice_details)
for rate, items in items_based_on_rate.items():
row = []
for fieldname in invoice_fields:
if fieldname == "invoice_value":
row.append(invoice_details.base_rounded_total or invoice_details.base_grand_total)
else:
row.append(invoice_details.get(fieldname))
row += [rate,
sum([net_amount for item_code, net_amount in self.invoice_items.get(inv).items()
if item_code in items]),
self.invoice_cess.get(inv),
]
if self.filters.get("type_of_business") == "CDNR":
row.append("Y" if invoice_details.posting_date <= date(2017, 7, 1) else "N")
row.append("C" if invoice_details.return_against else "R")
self.data.append(row)
def get_invoice_data(self):
self.invoices = frappe._dict()
conditions = self.get_conditions()
invoice_data = frappe.db.sql("""
select
name as invoice_number,
supplier_name,
posting_date,
base_grand_total,
base_rounded_total,
supplier_gstin,
place_of_supply,
ecommerce_gstin,
reverse_charge,
invoice_type,
return_against,
is_return,
invoice_type,
export_type,
port_code,
shipping_bill_number,
shipping_bill_date,
reason_for_issuing_document,
eligibility_for_itc,
itc_integrated_tax,
itc_central_tax,
itc_state_tax,
itc_cess_amount
from `tabPurchase Invoice`
where docstatus = 1 %s
order by posting_date desc
""" % (conditions), self.filters, as_dict=1)
for d in invoice_data:
self.invoices.setdefault(d.invoice_number, d)
def get_conditions(self):
conditions = ""
for opts in (("company", " and company=%(company)s"),
("from_date", " and posting_date>=%(from_date)s"),
("to_date", " and posting_date<=%(to_date)s")):
if self.filters.get(opts[0]):
conditions += opts[1]
if self.filters.get("type_of_business") == "B2B":
conditions += "and invoice_type != 'Export' and is_return != 1 "
elif self.filters.get("type_of_business") == "CDNR":
conditions += """ and is_return = 1 """
return conditions
def get_invoice_items(self):
self.invoice_items = frappe._dict()
items = frappe.db.sql("""
select item_code, parent, base_net_amount
from `tabPurchase Invoice Item`
where parent in (%s)
""" % (', '.join(['%s']*len(self.invoices))), tuple(self.invoices), as_dict=1)
for d in items:
self.invoice_items.setdefault(d.parent, {}).setdefault(d.item_code, d.base_net_amount)
def get_items_based_on_tax_rate(self):
tax_details = frappe.db.sql("""
select
parent, account_head, item_wise_tax_detail, base_tax_amount_after_discount_amount
from `tabPurchase Taxes and Charges`
where
parenttype = 'Purchase Invoice' and docstatus = 1
and parent in (%s)
order by account_head
""" % (', '.join(['%s']*len(self.invoices.keys()))), tuple(self.invoices.keys()))
self.items_based_on_tax_rate = {}
self.invoice_cess = frappe._dict()
unidentified_gst_accounts = []
for parent, account, item_wise_tax_detail, tax_amount in tax_details:
if account in self.gst_accounts.cess_account:
self.invoice_cess.setdefault(parent, tax_amount)
else:
if item_wise_tax_detail:
try:
item_wise_tax_detail = json.loads(item_wise_tax_detail)
cgst_or_sgst = False
if account in self.gst_accounts.cgst_account \
or account in self.gst_accounts.sgst_account:
cgst_or_sgst = True
if not (cgst_or_sgst or account in self.gst_accounts.igst_account):
if "gst" in account.lower() and account not in unidentified_gst_accounts:
unidentified_gst_accounts.append(account)
continue
for item_code, tax_amounts in item_wise_tax_detail.items():
tax_rate = tax_amounts[0]
if cgst_or_sgst:
tax_rate *= 2
rate_based_dict = self.items_based_on_tax_rate.setdefault(parent, {})\
.setdefault(tax_rate, [])
if item_code not in rate_based_dict:
rate_based_dict.append(item_code)
except ValueError:
continue
if unidentified_gst_accounts:
frappe.msgprint(_("Following accounts might be selected in GST Settings:")
+ "<br>" + "<br>".join(unidentified_gst_accounts), alert=True)
def get_gst_accounts(self):
self.gst_accounts = frappe._dict()
gst_settings_accounts = frappe.get_list("GST Account",
filters={"parent": "GST Settings", "company": self.filters.company},
fields=["cgst_account", "sgst_account", "igst_account", "cess_account"])
if not gst_settings_accounts:
frappe.throw(_("Please set GST Accounts in GST Settings"))
for d in gst_settings_accounts:
for acc, val in d.items():
self.gst_accounts.setdefault(acc, []).append(val)
def get_columns(self):
self.tax_columns = [
{
"fieldname": "rate",
"label": "Rate",
"fieldtype": "Int",
"width": 60
},
{
"fieldname": "taxable_value",
"label": "Taxable Value",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "integrated_tax_paid",
"label": "Integrated Tax Paid",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "central_tax_paid",
"label": "Central Tax Paid",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "state_tax_paid",
"label": "State/UT Tax Paid",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "cess_amount",
"label": "Cess Paid",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "eligibility_for_itc",
"label": "Eligibility For ITC",
"fieldtype": "Data",
"width": 100
},
{
"fieldname": "itc_integrated_tax",
"label": "Availed ITC Integrated Tax",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "itc_central_tax",
"label": "Availed ITC Central Tax",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "itc_state_tax",
"label": "Availed ITC State/UT Tax",
"fieldtype": "Currency",
"width": 100
},
{
"fieldname": "itc_cess_amount",
"label": "Availed ITC Cess ",
"fieldtype": "Currency",
"width": 100
}
]
self.other_columns = []
if self.filters.get("type_of_business") == "B2B":
self.invoice_columns = [
{
"fieldname": "supplier_gstin",
"label": "GSTIN of Supplier",
"fieldtype": "Data",
"width": 120
},
{
"fieldname": "invoice_number",
"label": "Invoice Number",
"fieldtype": "Link",
"options": "Purchase Invoice",
"width": 120
},
{
"fieldname": "posting_date",
"label": "Invoice date",
"fieldtype": "Date",
"width": 120
},
{
"fieldname": "invoice_value",
"label": "Invoice Value",
"fieldtype": "Currency",
"width": 120
},
{
"fieldname": "place_of_supply",
"label": "Place of Supply",
"fieldtype": "Data",
"width": 120
},
{
"fieldname": "reverse_charge",
"label": "Reverse Charge",
"fieldtype": "Data",
"width": 80
},
{
"fieldname": "invoice_type",
"label": "Invoice Type",
"fieldtype": "Data",
"width": 80
}
]
elif self.filters.get("type_of_business") == "CDNR":
self.invoice_columns = [
{
"fieldname": "supplier_gstin",
"label": "GSTIN of Supplier",
"fieldtype": "Data",
"width": 120
},
{
"fieldname": "invoice_number",
"label": "Note/Refund Voucher Number",
"fieldtype": "Link",
"options": "Purchase Invoice"
},
{
"fieldname": "posting_date",
"label": "Note/Refund Voucher date",
"fieldtype": "Date",
"width": 120
},
{
"fieldname": "return_against",
"label": "Invoice/Advance Payment Voucher Number",
"fieldtype": "Link",
"options": "Purchase Invoice",
"width": 120
},
{
"fieldname": "posting_date",
"label": "Invoice/Advance Payment Voucher date",
"fieldtype": "Date",
"width": 120
},
{
"fieldname": "reason_for_issuing_document",
"label": "Reason For Issuing document",
"fieldtype": "Data",
"width": 120
},
{
"fieldname": "supply_type",
"label": "Supply Type",
"fieldtype": "Data",
"width": 120
},
{
"fieldname": "invoice_value",
"label": "Invoice Value",
"fieldtype": "Currency",
"width": 120
}
]
self.other_columns = [
{
"fieldname": "pre_gst",
"label": "PRE GST",
"fieldtype": "Data",
"width": 50
},
{
"fieldname": "document_type",
"label": "Document Type",
"fieldtype": "Data",
"width": 50
}
]
self.columns = self.invoice_columns + self.tax_columns + self.other_columns