Merge branch 'develop' of https://github.com/frappe/erpnext into pending_tds_vouchers
diff --git a/erpnext/accounts/doctype/journal_entry/journal_entry.py b/erpnext/accounts/doctype/journal_entry/journal_entry.py
index 63c6547..52690e1 100644
--- a/erpnext/accounts/doctype/journal_entry/journal_entry.py
+++ b/erpnext/accounts/doctype/journal_entry/journal_entry.py
@@ -184,7 +184,9 @@
 			}
 		)
 
-		tax_withholding_details = get_party_tax_withholding_details(inv, self.tax_withholding_category)
+		tax_withholding_details, advance_taxes, voucher_wise_amount = get_party_tax_withholding_details(
+			inv, self.tax_withholding_category
+		)
 
 		if not tax_withholding_details:
 			return
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
index 534b879..1eeaf13 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.json
@@ -83,6 +83,8 @@
   "section_break_51",
   "taxes_and_charges",
   "taxes",
+  "tax_withheld_vouchers_section",
+  "tax_withheld_vouchers",
   "sec_tax_breakup",
   "other_charges_calculation",
   "totals",
@@ -1367,7 +1369,7 @@
    "width": "50px"
   },
   {
-    "depends_on": "eval:doc.is_subcontracted",
+   "depends_on": "eval:doc.is_subcontracted",
    "fieldname": "supplier_warehouse",
    "fieldtype": "Link",
    "label": "Supplier Warehouse",
@@ -1426,13 +1428,25 @@
    "hidden": 1,
    "label": "Is Old Subcontracting Flow",
    "read_only": 1
-   }
+  },
+  {
+   "fieldname": "tax_withheld_vouchers_section",
+   "fieldtype": "Section Break",
+   "label": "Tax Withheld Vouchers"
+  },
+  {
+   "fieldname": "tax_withheld_vouchers",
+   "fieldtype": "Table",
+   "label": "Tax Withheld Vouchers",
+   "options": "Tax Withheld Vouchers",
+   "read_only": 1
+  }
  ],
  "icon": "fa fa-file-text",
  "idx": 204,
  "is_submittable": 1,
  "links": [],
- "modified": "2022-06-15 15:40:58.527065",
+ "modified": "2022-09-13 23:39:54.525037",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Purchase Invoice",
@@ -1492,6 +1506,7 @@
  "show_name_in_global_search": 1,
  "sort_field": "modified",
  "sort_order": "DESC",
+ "states": [],
  "timeline_field": "supplier",
  "title_field": "title",
  "track_changes": 1
diff --git a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
index fea81e9..d185300 100644
--- a/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
+++ b/erpnext/accounts/doctype/purchase_invoice/purchase_invoice.py
@@ -1519,7 +1519,7 @@
 		if not self.tax_withholding_category:
 			return
 
-		tax_withholding_details, advance_taxes = get_party_tax_withholding_details(
+		tax_withholding_details, advance_taxes, voucher_wise_amount = get_party_tax_withholding_details(
 			self, self.tax_withholding_category
 		)
 
@@ -1548,6 +1548,19 @@
 		for d in to_remove:
 			self.remove(d)
 
+		## Add pending vouchers on which tax was withheld
+		self.set("tax_withheld_vouchers", [])
+
+		for voucher_no, voucher_details in voucher_wise_amount.items():
+			self.append(
+				"tax_withheld_vouchers",
+				{
+					"voucher_name": voucher_no,
+					"voucher_type": voucher_details.get("voucher_type"),
+					"taxable_amount": voucher_details.get("amount"),
+				},
+			)
+
 		# calculate totals again after applying TDS
 		self.calculate_taxes_and_totals()
 
diff --git a/erpnext/accounts/doctype/tax_withheld_vouchers/__init__.py b/erpnext/accounts/doctype/tax_withheld_vouchers/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/accounts/doctype/tax_withheld_vouchers/__init__.py
diff --git a/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.json b/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.json
new file mode 100644
index 0000000..ce8c0c3
--- /dev/null
+++ b/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.json
@@ -0,0 +1,49 @@
+{
+ "actions": [],
+ "autoname": "autoincrement",
+ "creation": "2022-09-13 16:18:59.404842",
+ "doctype": "DocType",
+ "editable_grid": 1,
+ "engine": "InnoDB",
+ "field_order": [
+  "voucher_type",
+  "voucher_name",
+  "taxable_amount"
+ ],
+ "fields": [
+  {
+   "fieldname": "voucher_type",
+   "fieldtype": "Link",
+   "in_list_view": 1,
+   "label": "Voucher Type",
+   "options": "DocType"
+  },
+  {
+   "fieldname": "voucher_name",
+   "fieldtype": "Dynamic Link",
+   "in_list_view": 1,
+   "label": "Voucher Name",
+   "options": "voucher_type"
+  },
+  {
+   "fieldname": "taxable_amount",
+   "fieldtype": "Currency",
+   "in_list_view": 1,
+   "label": "Taxable Amount",
+   "options": "Company:company:default_currency"
+  }
+ ],
+ "index_web_pages_for_search": 1,
+ "istable": 1,
+ "links": [],
+ "modified": "2022-09-13 23:40:41.479208",
+ "modified_by": "Administrator",
+ "module": "Accounts",
+ "name": "Tax Withheld Vouchers",
+ "naming_rule": "Autoincrement",
+ "owner": "Administrator",
+ "permissions": [],
+ "sort_field": "modified",
+ "sort_order": "DESC",
+ "states": []
+}
\ No newline at end of file
diff --git a/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.py b/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.py
new file mode 100644
index 0000000..ea54c54
--- /dev/null
+++ b/erpnext/accounts/doctype/tax_withheld_vouchers/tax_withheld_vouchers.py
@@ -0,0 +1,9 @@
+# Copyright (c) 2022, Frappe Technologies Pvt. Ltd. and contributors
+# For license information, please see license.txt
+
+# import frappe
+from frappe.model.document import Document
+
+
+class TaxWithheldVouchers(Document):
+	pass
diff --git a/erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py b/erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py
index 6004e2b..0b5df9e 100644
--- a/erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py
+++ b/erpnext/accounts/doctype/tax_withholding_category/tax_withholding_category.py
@@ -109,7 +109,7 @@
 			).format(tax_withholding_category, inv.company, party)
 		)
 
-	tax_amount, tax_deducted, tax_deducted_on_advances = get_tax_amount(
+	tax_amount, tax_deducted, tax_deducted_on_advances, voucher_wise_amount = get_tax_amount(
 		party_type, parties, inv, tax_details, posting_date, pan_no
 	)
 
@@ -119,7 +119,7 @@
 		tax_row = get_tax_row_for_tcs(inv, tax_details, tax_amount, tax_deducted)
 
 	if inv.doctype == "Purchase Invoice":
-		return tax_row, tax_deducted_on_advances
+		return tax_row, tax_deducted_on_advances, voucher_wise_amount
 	else:
 		return tax_row
 
@@ -217,7 +217,9 @@
 
 
 def get_tax_amount(party_type, parties, inv, tax_details, posting_date, pan_no=None):
-	vouchers = get_invoice_vouchers(parties, tax_details, inv.company, party_type=party_type)
+	vouchers, voucher_wise_amount = get_invoice_vouchers(
+		parties, tax_details, inv.company, party_type=party_type
+	)
 	advance_vouchers = get_advance_vouchers(
 		parties,
 		company=inv.company,
@@ -236,6 +238,7 @@
 		tax_deducted = get_deducted_tax(taxable_vouchers, tax_details)
 
 	tax_amount = 0
+
 	if party_type == "Supplier":
 		ldc = get_lower_deduction_certificate(tax_details, pan_no)
 		if tax_deducted:
@@ -261,12 +264,13 @@
 	if cint(tax_details.round_off_tax_amount):
 		tax_amount = round(tax_amount)
 
-	return tax_amount, tax_deducted, tax_deducted_on_advances
+	return tax_amount, tax_deducted, tax_deducted_on_advances, voucher_wise_amount
 
 
 def get_invoice_vouchers(parties, tax_details, company, party_type="Supplier"):
-	dr_or_cr = "credit" if party_type == "Supplier" else "debit"
 	doctype = "Purchase Invoice" if party_type == "Supplier" else "Sales Invoice"
+	voucher_wise_amount = {}
+	vouchers = []
 
 	filters = {
 		"company": company,
@@ -281,29 +285,40 @@
 			{"apply_tds": 1, "tax_withholding_category": tax_details.get("tax_withholding_category")}
 		)
 
-	invoices = frappe.get_all(doctype, filters=filters, pluck="name") or [""]
+	invoices_details = frappe.get_all(doctype, filters=filters, fields=["name", "base_net_total"])
 
-	journal_entries = frappe.db.sql(
+	for d in invoices_details:
+		vouchers.append(d.name)
+		voucher_wise_amount.update({d.name: {"amount": d.base_net_total, "voucher_type": doctype}})
+
+	journal_entries_details = frappe.db.sql(
 		"""
-		SELECT j.name
+		SELECT j.name, ja.credit - ja.debit AS amount
 			FROM `tabJournal Entry` j, `tabJournal Entry Account` ja
 		WHERE
-			j.docstatus = 1
+			j.name = ja.parent
+			AND j.docstatus = 1
 			AND j.is_opening = 'No'
 			AND j.posting_date between %s and %s
-			AND ja.{dr_or_cr} > 0
 			AND ja.party in %s
-	""".format(
-			dr_or_cr=dr_or_cr
+			AND j.apply_tds = 1
+			AND j.tax_withholding_category = %s
+	""",
+		(
+			tax_details.from_date,
+			tax_details.to_date,
+			tuple(parties),
+			tax_details.get("tax_withholding_category"),
 		),
-		(tax_details.from_date, tax_details.to_date, tuple(parties)),
-		as_list=1,
+		as_dict=1,
 	)
 
-	if journal_entries:
-		journal_entries = journal_entries[0]
+	if journal_entries_details:
+		for d in journal_entries_details:
+			vouchers.append(d.name)
+			voucher_wise_amount.update({d.name: {"amount": d.amount, "voucher_type": "Journal Entry"}})
 
-	return invoices + journal_entries
+	return vouchers, voucher_wise_amount
 
 
 def get_advance_vouchers(
@@ -329,23 +344,25 @@
 
 
 def get_taxes_deducted_on_advances_allocated(inv, tax_details):
-	advances = [d.reference_name for d in inv.get("advances")]
 	tax_info = []
 
-	if advances:
-		pe = frappe.qb.DocType("Payment Entry").as_("pe")
-		at = frappe.qb.DocType("Advance Taxes and Charges").as_("at")
+	if inv.get("advances"):
+		advances = [d.reference_name for d in inv.get("advances")]
 
-		tax_info = (
-			frappe.qb.from_(at)
-			.inner_join(pe)
-			.on(pe.name == at.parent)
-			.select(at.parent, at.name, at.tax_amount, at.allocated_amount)
-			.where(pe.tax_withholding_category == tax_details.get("tax_withholding_category"))
-			.where(at.parent.isin(advances))
-			.where(at.account_head == tax_details.account_head)
-			.run(as_dict=True)
-		)
+		if advances:
+			pe = frappe.qb.DocType("Payment Entry").as_("pe")
+			at = frappe.qb.DocType("Advance Taxes and Charges").as_("at")
+
+			tax_info = (
+				frappe.qb.from_(at)
+				.inner_join(pe)
+				.on(pe.name == at.parent)
+				.select(at.parent, at.name, at.tax_amount, at.allocated_amount)
+				.where(pe.tax_withholding_category == tax_details.get("tax_withholding_category"))
+				.where(at.parent.isin(advances))
+				.where(at.account_head == tax_details.account_head)
+				.run(as_dict=True)
+			)
 
 	return tax_info
 
@@ -394,11 +411,6 @@
 	supp_credit_amt += supp_jv_credit_amt
 	supp_credit_amt += inv.net_total
 
-	debit_note_amount = get_debit_note_amount(
-		parties, tax_details.from_date, tax_details.to_date, inv.company
-	)
-	supp_credit_amt -= debit_note_amount
-
 	threshold = tax_details.get("threshold", 0)
 	cumulative_threshold = tax_details.get("cumulative_threshold", 0)
 
@@ -515,22 +527,6 @@
 	return tds_amount
 
 
-def get_debit_note_amount(suppliers, from_date, to_date, company=None):
-
-	filters = {
-		"supplier": ["in", suppliers],
-		"is_return": 1,
-		"docstatus": 1,
-		"posting_date": ["between", (from_date, to_date)],
-	}
-	fields = ["abs(sum(net_total)) as net_total"]
-
-	if company:
-		filters["company"] = company
-
-	return frappe.get_all("Purchase Invoice", filters, fields)[0].get("net_total") or 0.0
-
-
 def get_ltds_amount(current_amount, deducted_amount, certificate_limit, rate, tax_details):
 	if current_amount < (certificate_limit - deducted_amount):
 		return current_amount * rate / 100
diff --git a/erpnext/accounts/doctype/tax_withholding_category/test_tax_withholding_category.py b/erpnext/accounts/doctype/tax_withholding_category/test_tax_withholding_category.py
index 3059f8d..e80fe11 100644
--- a/erpnext/accounts/doctype/tax_withholding_category/test_tax_withholding_category.py
+++ b/erpnext/accounts/doctype/tax_withholding_category/test_tax_withholding_category.py
@@ -52,7 +52,7 @@
 		invoices.append(pi)
 
 		# delete invoices to avoid clashing
-		for d in invoices:
+		for d in reversed(invoices):
 			d.cancel()
 
 	def test_single_threshold_tds(self):
@@ -88,7 +88,7 @@
 		self.assertEqual(pi.taxes_and_charges_deducted, 1000)
 
 		# delete invoices to avoid clashing
-		for d in invoices:
+		for d in reversed(invoices):
 			d.cancel()
 
 	def test_tax_withholding_category_checks(self):
@@ -114,7 +114,7 @@
 		# TDS should be applied only on 1000
 		self.assertEqual(pi1.taxes[0].tax_amount, 1000)
 
-		for d in invoices:
+		for d in reversed(invoices):
 			d.cancel()
 
 	def test_cumulative_threshold_tcs(self):
@@ -148,8 +148,8 @@
 		self.assertEqual(tcs_charged, 500)
 		invoices.append(si)
 
-		# delete invoices to avoid clashing
-		for d in invoices:
+		# cancel invoices to avoid clashing
+		for d in reversed(invoices):
 			d.cancel()
 
 	def test_tds_calculation_on_net_total(self):
@@ -182,8 +182,8 @@
 
 		self.assertEqual(pi1.taxes[0].tax_amount, 4000)
 
-		# delete invoices to avoid clashing
-		for d in invoices:
+		# cancel invoices to avoid clashing
+		for d in reversed(invoices):
 			d.cancel()
 
 	def test_multi_category_single_supplier(self):
@@ -207,8 +207,50 @@
 
 		self.assertEqual(pi1.taxes[0].tax_amount, 250)
 
-		# delete invoices to avoid clashing
-		for d in invoices:
+		# cancel invoices to avoid clashing
+		for d in reversed(invoices):
+			d.cancel()
+
+	def test_tax_withholding_category_voucher_display(self):
+		frappe.db.set_value(
+			"Supplier", "Test TDS Supplier6", "tax_withholding_category", "Test Multi Invoice Category"
+		)
+		invoices = []
+
+		pi = create_purchase_invoice(supplier="Test TDS Supplier6", rate=4000, do_not_save=True)
+		pi.apply_tds = 1
+		pi.tax_withholding_category = "Test Multi Invoice Category"
+		pi.save()
+		pi.submit()
+		invoices.append(pi)
+
+		pi1 = create_purchase_invoice(supplier="Test TDS Supplier6", rate=2000, do_not_save=True)
+		pi1.apply_tds = 1
+		pi1.is_return = 1
+		pi1.items[0].qty = -1
+		pi1.tax_withholding_category = "Test Multi Invoice Category"
+		pi1.save()
+		pi1.submit()
+		invoices.append(pi1)
+
+		pi2 = create_purchase_invoice(supplier="Test TDS Supplier6", rate=9000, do_not_save=True)
+		pi2.apply_tds = 1
+		pi2.tax_withholding_category = "Test Multi Invoice Category"
+		pi2.save()
+		pi2.submit()
+		invoices.append(pi2)
+
+		pi2.load_from_db()
+
+		self.assertTrue(pi2.taxes[0].tax_amount, 1100)
+
+		self.assertTrue(pi2.tax_withheld_vouchers[0].voucher_name == pi1.name)
+		self.assertTrue(pi2.tax_withheld_vouchers[0].taxable_amount == pi1.net_total)
+		self.assertTrue(pi2.tax_withheld_vouchers[1].voucher_name == pi.name)
+		self.assertTrue(pi2.tax_withheld_vouchers[1].taxable_amount == pi.net_total)
+
+		# cancel invoices to avoid clashing
+		for d in reversed(invoices):
 			d.cancel()
 
 
@@ -308,6 +350,7 @@
 		"Test TDS Supplier3",
 		"Test TDS Supplier4",
 		"Test TDS Supplier5",
+		"Test TDS Supplier6",
 	]:
 		if frappe.db.exists("Supplier", name):
 			continue
@@ -498,3 +541,22 @@
 				"accounts": [{"company": "_Test Company", "account": "TDS - _TC"}],
 			}
 		).insert()
+
+	if not frappe.db.exists("Tax Withholding Category", "Test Multi Invoice Category"):
+		frappe.get_doc(
+			{
+				"doctype": "Tax Withholding Category",
+				"name": "Test Multi Invoice Category",
+				"category_name": "Test Multi Invoice Category",
+				"rates": [
+					{
+						"from_date": fiscal_year[1],
+						"to_date": fiscal_year[2],
+						"tax_withholding_rate": 10,
+						"single_threshold": 5000,
+						"cumulative_threshold": 10000,
+					}
+				],
+				"accounts": [{"company": "_Test Company", "account": "TDS - _TC"}],
+			}
+		).insert()
diff --git a/erpnext/www/lms/__init__.py b/erpnext/www/lms/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/erpnext/www/lms/__init__.py