707 lines
20 KiB
Python
707 lines
20 KiB
Python
# Copyright (c) 2013, Frappe Technologies Pvt. Ltd. and contributors
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# For license information, please see license.txt
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from __future__ import unicode_literals
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import frappe, json
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from frappe import _
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from frappe.utils import flt, formatdate, now_datetime, getdate
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from datetime import date
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from six import iteritems
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from erpnext.regional.doctype.gstr_3b_report.gstr_3b_report import get_period
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def execute(filters=None):
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return Gstr1Report(filters).run()
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class Gstr1Report(object):
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def __init__(self, filters=None):
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self.filters = frappe._dict(filters or {})
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self.columns = []
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self.data = []
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self.doctype = "Sales Invoice"
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self.tax_doctype = "Sales Taxes and Charges"
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self.select_columns = """
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name as invoice_number,
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customer_name,
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posting_date,
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base_grand_total,
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base_rounded_total,
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COALESCE(NULLIF(customer_gstin,''), NULLIF(billing_address_gstin, '')) as customer_gstin,
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place_of_supply,
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ecommerce_gstin,
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reverse_charge,
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invoice_type,
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return_against,
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is_return,
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invoice_type,
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export_type,
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port_code,
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shipping_bill_number,
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shipping_bill_date,
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reason_for_issuing_document
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"""
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def run(self):
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self.get_columns()
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self.get_gst_accounts()
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self.get_invoice_data()
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if self.invoices:
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self.get_invoice_items()
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self.get_items_based_on_tax_rate()
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self.invoice_fields = [d["fieldname"] for d in self.invoice_columns]
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self.get_data()
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return self.columns, self.data
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def get_data(self):
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if self.filters.get("type_of_business") == "B2C Small":
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self.get_b2cs_data()
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else:
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for inv, items_based_on_rate in self.items_based_on_tax_rate.items():
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invoice_details = self.invoices.get(inv)
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for rate, items in items_based_on_rate.items():
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row, taxable_value = self.get_row_data_for_invoice(inv, invoice_details, rate, items)
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if self.filters.get("type_of_business") == "CDNR":
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row.append("Y" if invoice_details.posting_date <= date(2017, 7, 1) else "N")
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row.append("C" if invoice_details.return_against else "R")
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if taxable_value:
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self.data.append(row)
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def get_b2cs_data(self):
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b2cs_output = {}
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for inv, items_based_on_rate in self.items_based_on_tax_rate.items():
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invoice_details = self.invoices.get(inv)
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for rate, items in items_based_on_rate.items():
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place_of_supply = invoice_details.get("place_of_supply")
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ecommerce_gstin = invoice_details.get("ecommerce_gstin")
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b2cs_output.setdefault((rate, place_of_supply, ecommerce_gstin),{
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"place_of_supply": "",
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"ecommerce_gstin": "",
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"rate": "",
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"taxable_value": 0,
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"cess_amount": 0,
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"type": 0
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})
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row = b2cs_output.get((rate, place_of_supply, ecommerce_gstin))
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row["place_of_supply"] = place_of_supply
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row["ecommerce_gstin"] = ecommerce_gstin
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row["rate"] = rate
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row["taxable_value"] += sum([abs(net_amount)
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for item_code, net_amount in self.invoice_items.get(inv).items() if item_code in items])
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row["type"] = "E" if ecommerce_gstin else "OE"
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for key, value in iteritems(b2cs_output):
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self.data.append(value)
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def get_row_data_for_invoice(self, invoice, invoice_details, tax_rate, items):
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row = []
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for fieldname in self.invoice_fields:
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if self.filters.get("type_of_business") == "CDNR" and fieldname == "invoice_value":
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row.append(abs(invoice_details.base_rounded_total) or abs(invoice_details.base_grand_total))
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elif fieldname == "invoice_value":
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row.append(invoice_details.base_rounded_total or invoice_details.base_grand_total)
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elif fieldname in ('posting_date', 'shipping_bill_date'):
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row.append(formatdate(invoice_details.get(fieldname), 'dd-MMM-YY'))
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elif fieldname == "export_type":
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export_type = "WPAY" if invoice_details.get(fieldname)=="With Payment of Tax" else "WOPAY"
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row.append(export_type)
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else:
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row.append(invoice_details.get(fieldname))
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taxable_value = 0
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for item_code, net_amount in self.invoice_items.get(invoice).items():
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if item_code in items:
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if self.item_tax_rate.get(invoice) and tax_rate == self.item_tax_rate.get(invoice, {}).get(item_code):
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taxable_value += abs(net_amount)
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elif not self.item_tax_rate.get(invoice):
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taxable_value += abs(net_amount)
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row += [tax_rate or 0, taxable_value]
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return row, taxable_value
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def get_invoice_data(self):
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self.invoices = frappe._dict()
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conditions = self.get_conditions()
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invoice_data = frappe.db.sql("""
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select
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{select_columns}
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from `tab{doctype}`
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where docstatus = 1 {where_conditions}
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order by posting_date desc
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""".format(select_columns=self.select_columns, doctype=self.doctype,
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where_conditions=conditions), self.filters, as_dict=1)
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for d in invoice_data:
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self.invoices.setdefault(d.invoice_number, d)
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def get_conditions(self):
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conditions = ""
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for opts in (("company", " and company=%(company)s"),
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("from_date", " and posting_date>=%(from_date)s"),
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("to_date", " and posting_date<=%(to_date)s"),
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("company_address", " and company_address=%(company_address)s")):
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if self.filters.get(opts[0]):
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conditions += opts[1]
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if self.filters.get("type_of_business") == "B2B":
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customers = frappe.get_all("Customer",
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filters={
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"gst_category": ["in", ["Registered Regular", "Deemed Export", "SEZ"]]
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})
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conditions += """ and ifnull(gst_category, '') != 'Overseas' and is_return != 1
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and customer in ({0})""".format(", ".join([frappe.db.escape(c.name) for c in customers]))
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if self.filters.get("type_of_business") in ("B2C Large", "B2C Small"):
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b2c_limit = frappe.db.get_single_value('GST Settings', 'b2c_limit')
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if not b2c_limit:
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frappe.throw(_("Please set B2C Limit in GST Settings."))
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customers = frappe.get_all("Customer",
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filters={
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"gst_category": ["in", ["Unregistered"]]
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})
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if self.filters.get("type_of_business") == "B2C Large":
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conditions += """ and SUBSTR(place_of_supply, 1, 2) != SUBSTR(company_gstin, 1, 2)
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and grand_total > {0} and is_return != 1 and customer in ({1})""".\
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format(flt(b2c_limit), ", ".join([frappe.db.escape(c.name) for c in customers]))
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elif self.filters.get("type_of_business") == "B2C Small":
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conditions += """ and (
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SUBSTR(place_of_supply, 1, 2) = SUBSTR(company_gstin, 1, 2)
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or grand_total <= {0}) and is_return != 1 and customer in ({1})""".\
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format(flt(b2c_limit), ", ".join([frappe.db.escape(c.name) for c in customers]))
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elif self.filters.get("type_of_business") == "CDNR":
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conditions += """ and is_return = 1 """
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elif self.filters.get("type_of_business") == "EXPORT":
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conditions += """ and is_return !=1 and gst_category = 'Overseas' """
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return conditions
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def get_invoice_items(self):
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self.invoice_items = frappe._dict()
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self.item_tax_rate = frappe._dict()
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items = frappe.db.sql("""
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select item_code, parent, base_net_amount, item_tax_rate
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from `tab%s Item`
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where parent in (%s)
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""" % (self.doctype, ', '.join(['%s']*len(self.invoices))), tuple(self.invoices), as_dict=1)
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for d in items:
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if d.item_code not in self.invoice_items.get(d.parent, {}):
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self.invoice_items.setdefault(d.parent, {}).setdefault(d.item_code,
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sum(i.get('base_net_amount', 0) for i in items
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if i.item_code == d.item_code and i.parent == d.parent))
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item_tax_rate = json.loads(d.item_tax_rate)
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if item_tax_rate:
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for account, rate in item_tax_rate.items():
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self.item_tax_rate.setdefault(d.parent, {}).setdefault(d.item_code, rate)
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def get_items_based_on_tax_rate(self):
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self.tax_details = frappe.db.sql("""
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select
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parent, account_head, item_wise_tax_detail, base_tax_amount_after_discount_amount
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from `tab%s`
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where
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parenttype = %s and docstatus = 1
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and parent in (%s)
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order by account_head
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""" % (self.tax_doctype, '%s', ', '.join(['%s']*len(self.invoices.keys()))),
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tuple([self.doctype] + list(self.invoices.keys())))
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self.items_based_on_tax_rate = {}
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self.invoice_cess = frappe._dict()
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unidentified_gst_accounts = []
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for parent, account, item_wise_tax_detail, tax_amount in self.tax_details:
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if account in self.gst_accounts.cess_account:
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self.invoice_cess.setdefault(parent, tax_amount)
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else:
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if item_wise_tax_detail:
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try:
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item_wise_tax_detail = json.loads(item_wise_tax_detail)
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cgst_or_sgst = False
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if account in self.gst_accounts.cgst_account \
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or account in self.gst_accounts.sgst_account:
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cgst_or_sgst = True
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if not (cgst_or_sgst or account in self.gst_accounts.igst_account):
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if "gst" in account.lower() and account not in unidentified_gst_accounts:
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unidentified_gst_accounts.append(account)
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continue
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for item_code, tax_amounts in item_wise_tax_detail.items():
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tax_rate = tax_amounts[0]
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if cgst_or_sgst:
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tax_rate *= 2
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rate_based_dict = self.items_based_on_tax_rate\
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.setdefault(parent, {}).setdefault(tax_rate, [])
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if item_code not in rate_based_dict:
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rate_based_dict.append(item_code)
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except ValueError:
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continue
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if unidentified_gst_accounts:
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frappe.msgprint(_("Following accounts might be selected in GST Settings:")
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+ "<br>" + "<br>".join(unidentified_gst_accounts), alert=True)
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# Build itemised tax for export invoices where tax table is blank
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for invoice, items in iteritems(self.invoice_items):
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if invoice not in self.items_based_on_tax_rate \
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and frappe.db.get_value(self.doctype, invoice, "export_type") == "Without Payment of Tax":
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self.items_based_on_tax_rate.setdefault(invoice, {}).setdefault(0, items.keys())
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def get_gst_accounts(self):
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self.gst_accounts = frappe._dict()
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gst_settings_accounts = frappe.get_all("GST Account",
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filters={"parent": "GST Settings", "company": self.filters.company},
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fields=["cgst_account", "sgst_account", "igst_account", "cess_account"])
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if not gst_settings_accounts:
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frappe.throw(_("Please set GST Accounts in GST Settings"))
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for d in gst_settings_accounts:
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for acc, val in d.items():
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self.gst_accounts.setdefault(acc, []).append(val)
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def get_columns(self):
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self.tax_columns = [
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{
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"fieldname": "rate",
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"label": "Rate",
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"fieldtype": "Int",
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"width": 60
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},
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{
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"fieldname": "taxable_value",
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"label": "Taxable Value",
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"fieldtype": "Currency",
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"width": 100
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}
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]
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self.other_columns = []
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if self.filters.get("type_of_business") == "B2B":
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self.invoice_columns = [
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{
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"fieldname": "customer_gstin",
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"label": "GSTIN/UIN of Recipient",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"fieldname": "customer_name",
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"label": "Receiver Name",
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"fieldtype": "Data",
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"width":100
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},
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{
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"fieldname": "invoice_number",
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"label": "Invoice Number",
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"fieldtype": "Link",
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"options": "Sales Invoice",
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"width":100
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},
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{
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"fieldname": "posting_date",
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"label": "Invoice date",
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"fieldtype": "Data",
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"width":80
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},
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{
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"fieldname": "invoice_value",
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"label": "Invoice Value",
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"fieldtype": "Currency",
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"width":100
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},
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{
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"fieldname": "place_of_supply",
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"label": "Place Of Supply",
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"fieldtype": "Data",
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"width":100
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},
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{
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"fieldname": "reverse_charge",
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"label": "Reverse Charge",
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"fieldtype": "Data"
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},
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{
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"fieldname": "invoice_type",
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"label": "Invoice Type",
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"fieldtype": "Data"
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},
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{
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"fieldname": "ecommerce_gstin",
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"label": "E-Commerce GSTIN",
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"fieldtype": "Data",
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"width":120
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}
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]
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self.other_columns = [
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{
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"fieldname": "cess_amount",
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"label": "Cess Amount",
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"fieldtype": "Currency",
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"width": 100
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}
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]
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elif self.filters.get("type_of_business") == "B2C Large":
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self.invoice_columns = [
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{
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"fieldname": "invoice_number",
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"label": "Invoice Number",
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"fieldtype": "Link",
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"options": "Sales Invoice",
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"width": 120
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},
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{
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"fieldname": "posting_date",
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"label": "Invoice date",
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"fieldtype": "Data",
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"width": 100
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},
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{
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"fieldname": "invoice_value",
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"label": "Invoice Value",
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"fieldtype": "Currency",
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"width": 100
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},
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{
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"fieldname": "place_of_supply",
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"label": "Place Of Supply",
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"fieldtype": "Data",
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"width": 120
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},
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{
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"fieldname": "ecommerce_gstin",
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"label": "E-Commerce GSTIN",
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"fieldtype": "Data",
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"width": 130
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}
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]
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self.other_columns = [
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{
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"fieldname": "cess_amount",
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"label": "Cess Amount",
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"fieldtype": "Currency",
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"width": 100
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}
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]
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elif self.filters.get("type_of_business") == "CDNR":
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self.invoice_columns = [
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{
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"fieldname": "customer_gstin",
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"label": "GSTIN/UIN of Recipient",
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"fieldtype": "Data",
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"width": 150
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},
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{
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"fieldname": "customer_name",
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"label": "Receiver Name",
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"fieldtype": "Data",
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"width": 120
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},
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{
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"fieldname": "return_against",
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"label": "Invoice/Advance Receipt Number",
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"fieldtype": "Link",
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"options": "Sales Invoice",
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"width": 120
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},
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{
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"fieldname": "posting_date",
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"label": "Invoice/Advance Receipt date",
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"fieldtype": "Data",
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"width": 120
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},
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{
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"fieldname": "invoice_number",
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"label": "Invoice/Advance Receipt Number",
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"fieldtype": "Link",
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"options": "Sales Invoice",
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"width":120
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},
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{
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"fieldname": "reason_for_issuing_document",
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"label": "Reason For Issuing document",
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"fieldtype": "Data",
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"width": 140
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},
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{
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"fieldname": "place_of_supply",
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"label": "Place Of Supply",
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"fieldtype": "Data",
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"width": 120
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},
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{
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"fieldname": "invoice_value",
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"label": "Invoice Value",
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"fieldtype": "Currency",
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"width": 120
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}
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]
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self.other_columns = [
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{
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"fieldname": "cess_amount",
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"label": "Cess Amount",
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"fieldtype": "Currency",
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"width": 100
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},
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{
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"fieldname": "pre_gst",
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"label": "PRE GST",
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"fieldtype": "Data",
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"width": 80
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},
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{
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"fieldname": "document_type",
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"label": "Document Type",
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"fieldtype": "Data",
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"width": 80
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}
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]
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elif self.filters.get("type_of_business") == "B2C Small":
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self.invoice_columns = [
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{
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"fieldname": "place_of_supply",
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"label": "Place Of Supply",
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"fieldtype": "Data",
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"width": 120
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},
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{
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"fieldname": "ecommerce_gstin",
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"label": "E-Commerce GSTIN",
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"fieldtype": "Data",
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"width": 130
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}
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]
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self.other_columns = [
|
|
{
|
|
"fieldname": "cess_amount",
|
|
"label": "Cess Amount",
|
|
"fieldtype": "Currency",
|
|
"width": 100
|
|
},
|
|
{
|
|
"fieldname": "type",
|
|
"label": "Type",
|
|
"fieldtype": "Data",
|
|
"width": 50
|
|
}
|
|
]
|
|
elif self.filters.get("type_of_business") == "EXPORT":
|
|
self.invoice_columns = [
|
|
{
|
|
"fieldname": "export_type",
|
|
"label": "Export Type",
|
|
"fieldtype": "Data",
|
|
"width":120
|
|
},
|
|
{
|
|
"fieldname": "invoice_number",
|
|
"label": "Invoice Number",
|
|
"fieldtype": "Link",
|
|
"options": "Sales Invoice",
|
|
"width":120
|
|
},
|
|
{
|
|
"fieldname": "posting_date",
|
|
"label": "Invoice date",
|
|
"fieldtype": "Data",
|
|
"width": 120
|
|
},
|
|
{
|
|
"fieldname": "invoice_value",
|
|
"label": "Invoice Value",
|
|
"fieldtype": "Currency",
|
|
"width": 120
|
|
},
|
|
{
|
|
"fieldname": "port_code",
|
|
"label": "Port Code",
|
|
"fieldtype": "Data",
|
|
"width": 120
|
|
},
|
|
{
|
|
"fieldname": "shipping_bill_number",
|
|
"label": "Shipping Bill Number",
|
|
"fieldtype": "Data",
|
|
"width": 120
|
|
},
|
|
{
|
|
"fieldname": "shipping_bill_date",
|
|
"label": "Shipping Bill Date",
|
|
"fieldtype": "Data",
|
|
"width": 120
|
|
}
|
|
]
|
|
self.columns = self.invoice_columns + self.tax_columns + self.other_columns
|
|
|
|
@frappe.whitelist()
|
|
def get_json():
|
|
data = frappe._dict(frappe.local.form_dict)
|
|
|
|
del data["cmd"]
|
|
if "csrf_token" in data:
|
|
del data["csrf_token"]
|
|
|
|
filters = json.loads(data["filters"])
|
|
report_data = json.loads(data["data"])
|
|
report_name = data["report_name"]
|
|
gstin = get_company_gstin_number(filters["company"])
|
|
|
|
fp = "%02d%s" % (getdate(filters["to_date"]).month, getdate(filters["to_date"]).year)
|
|
|
|
gst_json = {"gstin": "", "version": "GST2.2.9",
|
|
"hash": "hash", "gstin": gstin, "fp": fp}
|
|
|
|
res = {}
|
|
if filters["type_of_business"] == "B2B":
|
|
for item in report_data:
|
|
res.setdefault(item["customer_gstin"], {}).setdefault(item["invoice_number"],[]).append(item)
|
|
|
|
out = get_b2b_json(res, gstin)
|
|
gst_json["b2b"] = out
|
|
elif filters["type_of_business"] == "B2C Large":
|
|
for item in report_data:
|
|
res.setdefault(item["place_of_supply"], []).append(item)
|
|
|
|
out = get_b2cl_json(res, gstin)
|
|
gst_json["b2cl"] = out
|
|
elif filters["type_of_business"] == "EXPORT":
|
|
for item in report_data:
|
|
res.setdefault(item["export_type"], []).append(item)
|
|
|
|
out = get_export_json(res)
|
|
gst_json["exp"] = out
|
|
|
|
download_json_file(report_name, filters["type_of_business"], gst_json)
|
|
|
|
def get_b2b_json(res, gstin):
|
|
inv_type, out = {"Regular": "R", "Deemed Export": "DE", "URD": "URD", "SEZ": "SEZ"}, []
|
|
for gst_in in res:
|
|
b2b_item, inv = {"ctin": gst_in, "inv": []}, []
|
|
if not gst_in: continue
|
|
|
|
for number, invoice in iteritems(res[gst_in]):
|
|
inv_item = get_basic_invoice_detail(invoice[0])
|
|
inv_item["pos"] = "%02d" % int(invoice[0]["place_of_supply"].split('-')[0])
|
|
inv_item["rchrg"] = invoice[0]["reverse_charge"]
|
|
inv_item["inv_typ"] = inv_type.get(invoice[0].get("invoice_type", ""),"")
|
|
|
|
if inv_item["pos"]=="00": continue
|
|
inv_item["itms"] = []
|
|
|
|
for item in invoice:
|
|
inv_item["itms"].append(get_rate_and_tax_details(item, gstin))
|
|
|
|
inv.append(inv_item)
|
|
|
|
if not inv: continue
|
|
b2b_item["inv"] = inv
|
|
out.append(b2b_item)
|
|
|
|
return out
|
|
|
|
def get_b2cl_json(res, gstin):
|
|
out = []
|
|
for pos in res:
|
|
b2cl_item, inv = {"pos": "%02d" % int(pos.split('-')[0]), "inv": []}, []
|
|
|
|
for row in res[pos]:
|
|
inv_item = get_basic_invoice_detail(row)
|
|
if row.get("sale_from_bonded_wh"):
|
|
inv_item["inv_typ"] = "CBW"
|
|
|
|
inv_item["itms"] = [get_rate_and_tax_details(row, gstin)]
|
|
|
|
inv.append(inv_item)
|
|
|
|
b2cl_item["inv"] = inv
|
|
out.append(b2cl_item)
|
|
|
|
return out
|
|
|
|
def get_export_json(res):
|
|
out = []
|
|
for exp_type in res:
|
|
exp_item, inv = {"exp_typ": exp_type, "inv": []}, []
|
|
|
|
for row in res[exp_type]:
|
|
inv_item = get_basic_invoice_detail(row)
|
|
inv_item["itms"] = [{
|
|
"txval": flt(row["taxable_value"], 2),
|
|
"rt": row["rate"] or 0,
|
|
"iamt": 0,
|
|
"csamt": 0
|
|
}]
|
|
|
|
inv.append(inv_item)
|
|
|
|
exp_item["inv"] = inv
|
|
out.append(exp_item)
|
|
|
|
return out
|
|
|
|
def get_basic_invoice_detail(row):
|
|
return {
|
|
"inum": row["invoice_number"],
|
|
"idt": getdate(row["posting_date"]).strftime('%d-%m-%Y'),
|
|
"val": flt(row["invoice_value"], 2)
|
|
}
|
|
|
|
def get_rate_and_tax_details(row, gstin):
|
|
itm_det = {"txval": flt(row["taxable_value"], 2),
|
|
"rt": row["rate"],
|
|
"csamt": (flt(row.get("cess_amount"), 2) or 0)
|
|
}
|
|
|
|
# calculate rate
|
|
num = 1 if not row["rate"] else "%d%02d" % (row["rate"], 1)
|
|
rate = row.get("rate") or 0
|
|
|
|
# calculate tax amount added
|
|
tax = flt((row["taxable_value"]*rate)/100.0, 2)
|
|
frappe.errprint([tax, tax/2])
|
|
if row.get("customer_gstin") and gstin[0:2] == row["customer_gstin"][0:2]:
|
|
itm_det.update({"camt": flt(tax/2.0, 2), "samt": flt(tax/2.0, 2)})
|
|
else:
|
|
itm_det.update({"iamt": tax})
|
|
|
|
return {"num": int(num), "itm_det": itm_det}
|
|
|
|
def get_company_gstin_number(company):
|
|
filters = [
|
|
["is_your_company_address", "=", 1],
|
|
["Dynamic Link", "link_doctype", "=", "Company"],
|
|
["Dynamic Link", "link_name", "=", company],
|
|
["Dynamic Link", "parenttype", "=", "Address"],
|
|
]
|
|
|
|
gstin = frappe.get_all("Address", filters=filters, fields=["gstin"])
|
|
|
|
if gstin:
|
|
return gstin[0]["gstin"]
|
|
else:
|
|
frappe.throw(_("No GST No. found for the Company."))
|
|
|
|
def download_json_file(filename, report_type, data):
|
|
''' download json content in a file '''
|
|
frappe.response['filename'] = frappe.scrub("{0} {1}".format(filename, report_type)) + '.json'
|
|
frappe.response['filecontent'] = json.dumps(data)
|
|
frappe.response['content_type'] = 'application/json'
|
|
frappe.response['type'] = 'download'
|