fix: multiple issues in Payment Request (#42427)

* fix: multiple issues in Payment Request * chore: minor changes * fix: remove bug * fix: replace `round` with `flt` * fix: update `set_advance_payment_status()` logic * fix: removed bug of `set_advance_payment_status` * fix: changes as per review * refactor: replace sql query of `matched_payment_requests` to query builder * fix: replace `locals` with `get_doc` in set_query * fix: changes during review * fix: minor review changes * fix: remove unnecessary code for setting payment entry received amount * fix: logic for ser payment_request if PE made from transaction * fix: Use rounded total to make Payment Request from `Sales Invoice` or `Purchase Invoice` * refactor: enhance logic of `set_open_payment_requests_to_references` * fix: added one optional arg `created_from_payment_request` * fix: handle multiple allocation of PR at PE's reference * fix: logic for PR if outstanding docs fetch * fix: formatted Link field for `Payment Request` for PE's references * fix: replace `get_all()` with `get_list()` for getting Payment Request for Link field * fix: replace `get_all()` with `get_list()` for getting Payment Request for Link field * chore: format `payment_entry.js` file * style: Show preview popup of `Payment Request` * fix: remove minor bug * fix: add virtual field for Payment Term and Request `outstanding_amount` in PE's reference * fix: get outstanding amount in PE's reference on realtime * fix: move allocation of allocated_amount to server side (no change) * fix: some minor changes to allocation * fix: Split `Payment Request` if PE is created from PR and there are `Payment Terms` * fix: minor logic changes * fix: Allocation of allocated_amount if `paid_amount` is changes * fix: improve logic of allocation * fix: set matched payment request if unset * fix: minor changes * fix: Allocate single Payment Request if PE created from PR * fix: improve code logic * fix: Removed duplication code * fix: proper message title * refactor: Rename method of Allocation Amount to References * refactor: Changing `grand_total` description based on `party_type` * refactor: update Payment Request * fix: Remove virtual property of payment_term_oustanding from references * fix: fetch party account currency for creating payment request * fix: use transaction currency as base in payment request * fix: party amount for creating payment entry * fix: allow for proportional amount paid by bank * fix: Changed field order in Payment Request * fix: Minor refactor in Payment Entry Reference table data * test: Added test cases for allow Payment at `Partially Paid` status for PR * test: Update partial paid status test case * test: Update test case for same currency PR * refactor: Wider the `msgprint` dialog for after save PE * test: Update PR test cases * chore: Remove dirty lines * test: Checking `Advance Payment Status` * fix: formatting update * fix: Use `flt` where doing subtraction * test: PR test case with Payment Term for same currency * fix: remove redundant `flt` * test: Add test cases for PR --------- Co-authored-by: Sagar Vora <sagar@resilient.tech> (cherry picked from commit ea69ba7cd8) # Conflicts: # erpnext/accounts/doctype/payment_entry/payment_entry.js # erpnext/accounts/doctype/payment_entry/payment_entry.py # erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.json # erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.py # erpnext/accounts/doctype/payment_request/payment_request.json # erpnext/accounts/doctype/payment_request/payment_request.py
2024-09-21 07:04:46 +05:30
parent 31ecdb2104
commit ef52be2f17
9 changed files with 1491 additions and 98 deletions
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.js
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.js
@@ -154,6 +154,17 @@ frappe.ui.form.on('Payment Entry', {
 			};
 		});

+		frm.set_query("payment_request", "references", function (doc, cdt, cdn) {
+			const row = frappe.get_doc(cdt, cdn);
+			return {
+				query: "erpnext.accounts.doctype.payment_request.payment_request.get_open_payment_requests_query",
+				filters: {
+					reference_doctype: row.reference_doctype,
+					reference_name: row.reference_name,
+				},
+			};
+		});
+
 		frm.set_query("sales_taxes_and_charges_template", function () {
 			return {
 				filters: {
@@ -171,7 +182,15 @@ frappe.ui.form.on('Payment Entry', {
 				},
 			};
 		});
+
+		frm.add_fetch(
+			"payment_request",
+			"outstanding_amount",
+			"payment_request_outstanding",
+			"Payment Entry Reference"
+		);
 	},
+
 	refresh: function (frm) {
 		erpnext.hide_company(frm);
 		frm.events.hide_unhide_fields(frm);
@@ -184,6 +203,7 @@ frappe.ui.form.on('Payment Entry', {

 		}
 		erpnext.accounts.unreconcile_payment.add_unreconcile_btn(frm);
+		frappe.flags.allocate_payment_amount = true;
 	},

 	validate_company: (frm) => {
@@ -633,10 +653,16 @@ frappe.ui.form.on('Payment Entry', {
 		frm.set_value("base_received_amount",
 			flt(frm.doc.received_amount) * flt(frm.doc.target_exchange_rate));

+<<<<<<< HEAD
 		if(frm.doc.payment_type == "Pay")
 			frm.events.allocate_party_amount_against_ref_docs(frm, frm.doc.received_amount, 1);
 		else
 			frm.events.set_unallocated_amount(frm);
+=======
+		if (frm.doc.payment_type == "Pay")
+			frm.events.allocate_party_amount_against_ref_docs(frm, frm.doc.received_amount, true);
+		else frm.events.set_unallocated_amount(frm);
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))

 		frm.set_paid_amount_based_on_received_amount = false;
 		frm.events.hide_unhide_fields(frm);
@@ -654,10 +680,16 @@ frappe.ui.form.on('Payment Entry', {
 			frm.set_value("base_received_amount", frm.doc.base_paid_amount);
 		}

+<<<<<<< HEAD
 		if(frm.doc.payment_type == "Receive")
 			frm.events.allocate_party_amount_against_ref_docs(frm, frm.doc.paid_amount, 1);
 		else
 			frm.events.set_unallocated_amount(frm);
+=======
+		if (frm.doc.payment_type == "Receive")
+			frm.events.allocate_party_amount_against_ref_docs(frm, frm.doc.paid_amount, true);
+		else frm.events.set_unallocated_amount(frm);
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 	},

 	get_outstanding_invoices_or_orders: function(frm, get_outstanding_invoices, get_orders_to_be_billed) {
@@ -801,6 +833,7 @@ frappe.ui.form.on('Payment Entry', {
 						c.outstanding_amount = d.outstanding_amount;
 						c.bill_no = d.bill_no;
 						c.payment_term = d.payment_term;
+						c.payment_term_outstanding = d.payment_term_outstanding;
 						c.allocated_amount = d.allocated_amount;

 						if(!in_list(frm.events.get_order_doctypes(frm), d.voucher_type)) {
@@ -842,10 +875,19 @@ frappe.ui.form.on('Payment Entry', {
 					}
 				}

+<<<<<<< HEAD
 				frm.events.allocate_party_amount_against_ref_docs(frm,
 					(frm.doc.payment_type=="Receive" ? frm.doc.paid_amount : frm.doc.received_amount));

 			}
+=======
+				frm.events.allocate_party_amount_against_ref_docs(
+					frm,
+					frm.doc.payment_type == "Receive" ? frm.doc.paid_amount : frm.doc.received_amount,
+					false
+				);
+			},
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 		});
 	},

@@ -857,6 +899,7 @@ frappe.ui.form.on('Payment Entry', {
 		return ["Sales Invoice", "Purchase Invoice"];
 	},

+<<<<<<< HEAD
 	allocate_party_amount_against_ref_docs: function(frm, paid_amount, paid_amount_change) {
 		var total_positive_outstanding_including_order = 0;
 		var total_negative_outstanding = 0;
@@ -927,6 +970,15 @@ frappe.ui.form.on('Payment Entry', {
 		})

 		frm.refresh_fields()
+=======
+	allocate_party_amount_against_ref_docs: async function (frm, paid_amount, paid_amount_change) {
+		await frm.call("allocate_amount_to_references", {
+			paid_amount: paid_amount,
+			paid_amount_change: paid_amount_change,
+			allocate_payment_amount: frappe.flags.allocate_payment_amount ?? false,
+		});
+
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 		frm.events.set_total_allocated_amount(frm);
 	},

@@ -1409,6 +1461,62 @@ frappe.ui.form.on('Payment Entry', {

 		return current_tax_amount;
 	},
+
+	cost_center: function (frm) {
+		if (frm.doc.posting_date && (frm.doc.paid_from || frm.doc.paid_to)) {
+			return frappe.call({
+				method: "erpnext.accounts.doctype.payment_entry.payment_entry.get_party_and_account_balance",
+				args: {
+					company: frm.doc.company,
+					date: frm.doc.posting_date,
+					paid_from: frm.doc.paid_from,
+					paid_to: frm.doc.paid_to,
+					ptype: frm.doc.party_type,
+					pty: frm.doc.party,
+					cost_center: frm.doc.cost_center,
+				},
+				callback: function (r, rt) {
+					if (r.message) {
+						frappe.run_serially([
+							() => {
+								frm.set_value(
+									"paid_from_account_balance",
+									r.message.paid_from_account_balance
+								);
+								frm.set_value("paid_to_account_balance", r.message.paid_to_account_balance);
+								frm.set_value("party_balance", r.message.party_balance);
+							},
+						]);
+					}
+				},
+			});
+		}
+	},
+
+	after_save: function (frm) {
+		const { matched_payment_requests } = frappe.last_response;
+		if (!matched_payment_requests) return;
+
+		const COLUMN_LABEL = [
+			[__("Reference DocType"), __("Reference Name"), __("Allocated Amount"), __("Payment Request")],
+		];
+
+		frappe.msgprint({
+			title: __("Unset Matched Payment Request"),
+			message: COLUMN_LABEL.concat(matched_payment_requests),
+			as_table: true,
+			wide: true,
+			primary_action: {
+				label: __("Allocate Payment Request"),
+				action() {
+					frappe.hide_msgprint();
+					frm.call("set_matched_payment_requests", { matched_payment_requests }, () => {
+						frm.dirty();
+					});
+				},
+			},
+		});
+	},
 });


@@ -1495,6 +1603,7 @@ frappe.ui.form.on('Payment Entry Deduction', {

 	deductions_remove: function(frm) {
 		frm.events.set_unallocated_amount(frm);
+<<<<<<< HEAD
 	}
 })
 frappe.ui.form.on('Payment Entry', {
@@ -1527,3 +1636,7 @@ frappe.ui.form.on('Payment Entry', {
 		}
 	},
 })
+=======
+	},
+});
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
--- a/erpnext/accounts/doctype/payment_entry/payment_entry.py
+++ b/erpnext/accounts/doctype/payment_entry/payment_entry.py
@@ -7,9 +7,17 @@ from functools import reduce

 import frappe
 from frappe import ValidationError, _, qb, scrub, throw
+from frappe.query_builder import Tuple
+from frappe.query_builder.functions import Count
 from frappe.utils import cint, comma_or, flt, getdate, nowdate
+<<<<<<< HEAD
 from frappe.utils.data import comma_and, fmt_money
 from pypika.functions import Sum
+=======
+from frappe.utils.data import comma_and, fmt_money, get_link_to_form
+from pypika import Case
+from pypika.functions import Coalesce, Sum
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))

 import erpnext
 from erpnext.accounts.doctype.accounting_dimension.accounting_dimension import get_dimensions
@@ -91,13 +99,17 @@ class PaymentEntry(AccountsController):
 		self.set_tax_withholding()
 		self.set_status()

+	def before_save(self):
+		self.set_matched_unset_payment_requests_to_response()
+
 	def on_submit(self):
 		if self.difference_amount:
 			frappe.throw(_("Difference Amount must be zero"))
 		self.make_gl_entries()
 		self.update_outstanding_amounts()
-		self.update_advance_paid()
 		self.update_payment_schedule()
+		self.update_payment_requests()
+		self.update_advance_paid()  # advance_paid_status depends on the payment request amount
 		self.set_status()

 	def on_cancel(self):
@@ -115,30 +127,34 @@ class PaymentEntry(AccountsController):
 		super().on_cancel()
 		self.make_gl_entries(cancel=1)
 		self.update_outstanding_amounts()
-		self.update_advance_paid()
 		self.delink_advance_entry_references()
 		self.update_payment_schedule(cancel=1)
-		self.set_payment_req_status()
+		self.update_payment_requests(cancel=True)
+		self.update_advance_paid()  # advance_paid_status depends on the payment request amount
 		self.set_status()

-	def set_payment_req_status(self):
-		from erpnext.accounts.doctype.payment_request.payment_request import update_payment_req_status
+	def update_payment_requests(self, cancel=False):
+		from erpnext.accounts.doctype.payment_request.payment_request import (
+			update_payment_requests_as_per_pe_references,
+		)

-		update_payment_req_status(self, None)
+		update_payment_requests_as_per_pe_references(self.references, cancel=cancel)

 	def update_outstanding_amounts(self):
 		self.set_missing_ref_details(force=True)

 	def validate_duplicate_entry(self):
-		reference_names = []
+		reference_names = set()
 		for d in self.get("references"):
-			if (d.reference_doctype, d.reference_name, d.payment_term) in reference_names:
+			key = (d.reference_doctype, d.reference_name, d.payment_term, d.payment_request)
+			if key in reference_names:
 				frappe.throw(
 					_("Row #{0}: Duplicate entry in References {1} {2}").format(
 						d.idx, d.reference_doctype, d.reference_name
 					)
 				)
-			reference_names.append((d.reference_doctype, d.reference_name, d.payment_term))
+
+			reference_names.add(key)

 	def set_bank_account_data(self):
 		if self.bank_account:
@@ -164,6 +180,8 @@ class PaymentEntry(AccountsController):
 		if self.payment_type == "Internal Transfer":
 			return

+		self.validate_allocated_amount_as_per_payment_request()
+
 		if self.party_type in ("Customer", "Supplier"):
 			self.validate_allocated_amount_with_latest_data()
 		else:
@@ -176,6 +194,27 @@ class PaymentEntry(AccountsController):
 				if flt(d.allocated_amount) < 0 and flt(d.allocated_amount) < flt(d.outstanding_amount):
 					frappe.throw(fail_message.format(d.idx))

+	def validate_allocated_amount_as_per_payment_request(self):
+		"""
+		Allocated amount should not be greater than the outstanding amount of the Payment Request.
+		"""
+		if not self.references:
+			return
+
+		pr_outstanding_amounts = get_payment_request_outstanding_set_in_references(self.references)
+
+		if not pr_outstanding_amounts:
+			return
+
+		for ref in self.references:
+			if ref.payment_request and ref.allocated_amount > pr_outstanding_amounts[ref.payment_request]:
+				frappe.throw(
+					msg=_(
+						"Row #{0}: Allocated Amount cannot be greater than Outstanding Amount of Payment Request {1}"
+					).format(ref.idx, get_link_to_form("Payment Request", ref.payment_request)),
+					title=_("Invalid Allocated Amount"),
+				)
+
 	def term_based_allocation_enabled_for_reference(
 		self, reference_doctype: str, reference_name: str
 	) -> bool:
@@ -1422,6 +1461,380 @@ class PaymentEntry(AccountsController):

 		return current_tax_fraction

+	def set_matched_unset_payment_requests_to_response(self):
+		"""
+		Find matched Payment Requests for those references which have no Payment Request set.\n
+		And set to `frappe.response` to show in the frontend for allocation.
+		"""
+		if not self.references:
+			return
+
+		matched_payment_requests = get_matched_payment_request_of_references(
+			[row for row in self.references if not row.payment_request]
+		)
+
+		if not matched_payment_requests:
+			return
+
+		frappe.response["matched_payment_requests"] = matched_payment_requests
+
+	@frappe.whitelist()
+	def allocate_amount_to_references(self, paid_amount, paid_amount_change, allocate_payment_amount):
+		"""
+		Allocate `Allocated Amount` and `Payment Request` against `Reference` based on `Paid Amount` and `Outstanding Amount`.\n
+		:param paid_amount: Paid Amount / Received Amount.
+		:param paid_amount_change: Flag to check if `Paid Amount` is changed or not.
+		:param allocate_payment_amount: Flag to allocate amount or not. (Payment Request is also dependent on this flag)
+		"""
+		if not self.references:
+			return
+
+		if not allocate_payment_amount:
+			for ref in self.references:
+				ref.allocated_amount = 0
+			return
+
+		# calculating outstanding amounts
+		precision = self.precision("paid_amount")
+		total_positive_outstanding_including_order = 0
+		total_negative_outstanding = 0
+		paid_amount -= sum(flt(d.amount, precision) for d in self.deductions)
+
+		for ref in self.references:
+			reference_outstanding_amount = ref.outstanding_amount
+			abs_outstanding_amount = abs(reference_outstanding_amount)
+
+			if reference_outstanding_amount > 0:
+				total_positive_outstanding_including_order += abs_outstanding_amount
+			else:
+				total_negative_outstanding += abs_outstanding_amount
+
+		# calculating allocated outstanding amounts
+		allocated_negative_outstanding = 0
+		allocated_positive_outstanding = 0
+
+		# checking party type and payment type
+		if (self.payment_type == "Receive" and self.party_type == "Customer") or (
+			self.payment_type == "Pay" and self.party_type in ("Supplier", "Employee")
+		):
+			if total_positive_outstanding_including_order > paid_amount:
+				remaining_outstanding = flt(
+					total_positive_outstanding_including_order - paid_amount, precision
+				)
+				allocated_negative_outstanding = min(remaining_outstanding, total_negative_outstanding)
+
+			allocated_positive_outstanding = paid_amount + allocated_negative_outstanding
+
+		elif self.party_type in ("Supplier", "Employee"):
+			if paid_amount > total_negative_outstanding:
+				if total_negative_outstanding == 0:
+					frappe.msgprint(
+						_("Cannot {0} from {2} without any negative outstanding invoice").format(
+							self.payment_type,
+							self.party_type,
+						)
+					)
+				else:
+					frappe.msgprint(
+						_("Paid Amount cannot be greater than total negative outstanding amount {0}").format(
+							total_negative_outstanding
+						)
+					)
+
+				return
+
+			else:
+				allocated_positive_outstanding = flt(total_negative_outstanding - paid_amount, precision)
+				allocated_negative_outstanding = paid_amount + min(
+					total_positive_outstanding_including_order, allocated_positive_outstanding
+				)
+
+		# inner function to set `allocated_amount` to those row which have no PR
+		def _allocation_to_unset_pr_row(
+			row, outstanding_amount, allocated_positive_outstanding, allocated_negative_outstanding
+		):
+			if outstanding_amount > 0 and allocated_positive_outstanding >= 0:
+				row.allocated_amount = min(allocated_positive_outstanding, outstanding_amount)
+				allocated_positive_outstanding = flt(
+					allocated_positive_outstanding - row.allocated_amount, precision
+				)
+			elif outstanding_amount < 0 and allocated_negative_outstanding:
+				row.allocated_amount = min(allocated_negative_outstanding, abs(outstanding_amount)) * -1
+				allocated_negative_outstanding = flt(
+					allocated_negative_outstanding - abs(row.allocated_amount), precision
+				)
+			return allocated_positive_outstanding, allocated_negative_outstanding
+
+		# allocate amount based on `paid_amount` is changed or not
+		if not paid_amount_change:
+			for ref in self.references:
+				allocated_positive_outstanding, allocated_negative_outstanding = _allocation_to_unset_pr_row(
+					ref,
+					ref.outstanding_amount,
+					allocated_positive_outstanding,
+					allocated_negative_outstanding,
+				)
+
+			allocate_open_payment_requests_to_references(self.references, self.precision("paid_amount"))
+
+		else:
+			payment_request_outstanding_amounts = (
+				get_payment_request_outstanding_set_in_references(self.references) or {}
+			)
+			references_outstanding_amounts = get_references_outstanding_amount(self.references) or {}
+			remaining_references_allocated_amounts = references_outstanding_amounts.copy()
+
+			# Re allocate amount to those references which have PR set (Higher priority)
+			for ref in self.references:
+				if not ref.payment_request:
+					continue
+
+				# fetch outstanding_amount of `Reference` (Payment Term) and `Payment Request` to allocate new amount
+				key = (ref.reference_doctype, ref.reference_name, ref.get("payment_term"))
+				reference_outstanding_amount = references_outstanding_amounts[key]
+				pr_outstanding_amount = payment_request_outstanding_amounts[ref.payment_request]
+
+				if reference_outstanding_amount > 0 and allocated_positive_outstanding >= 0:
+					# allocate amount according to outstanding amounts
+					outstanding_amounts = (
+						allocated_positive_outstanding,
+						reference_outstanding_amount,
+						pr_outstanding_amount,
+					)
+
+					ref.allocated_amount = min(outstanding_amounts)
+
+					# update amounts to track allocation
+					allocated_amount = ref.allocated_amount
+					allocated_positive_outstanding = flt(
+						allocated_positive_outstanding - allocated_amount, precision
+					)
+					remaining_references_allocated_amounts[key] = flt(
+						remaining_references_allocated_amounts[key] - allocated_amount, precision
+					)
+					payment_request_outstanding_amounts[ref.payment_request] = flt(
+						payment_request_outstanding_amounts[ref.payment_request] - allocated_amount, precision
+					)
+
+				elif reference_outstanding_amount < 0 and allocated_negative_outstanding:
+					# allocate amount according to outstanding amounts
+					outstanding_amounts = (
+						allocated_negative_outstanding,
+						abs(reference_outstanding_amount),
+						pr_outstanding_amount,
+					)
+
+					ref.allocated_amount = min(outstanding_amounts) * -1
+
+					# update amounts to track allocation
+					allocated_amount = abs(ref.allocated_amount)
+					allocated_negative_outstanding = flt(
+						allocated_negative_outstanding - allocated_amount, precision
+					)
+					remaining_references_allocated_amounts[key] += allocated_amount  # negative amount
+					payment_request_outstanding_amounts[ref.payment_request] = flt(
+						payment_request_outstanding_amounts[ref.payment_request] - allocated_amount, precision
+					)
+			# Re allocate amount to those references which have no PR (Lower priority)
+			for ref in self.references:
+				if ref.payment_request:
+					continue
+
+				key = (ref.reference_doctype, ref.reference_name, ref.get("payment_term"))
+				reference_outstanding_amount = remaining_references_allocated_amounts[key]
+
+				allocated_positive_outstanding, allocated_negative_outstanding = _allocation_to_unset_pr_row(
+					ref,
+					reference_outstanding_amount,
+					allocated_positive_outstanding,
+					allocated_negative_outstanding,
+				)
+
+	@frappe.whitelist()
+	def set_matched_payment_requests(self, matched_payment_requests):
+		"""
+		Set `Payment Request` against `Reference` based on `matched_payment_requests`.\n
+		:param matched_payment_requests: List of tuple of matched Payment Requests.
+
+		---
+		Example: [(reference_doctype, reference_name, allocated_amount, payment_request), ...]
+		"""
+		if not self.references or not matched_payment_requests:
+			return
+
+		if isinstance(matched_payment_requests, str):
+			matched_payment_requests = json.loads(matched_payment_requests)
+
+		# modify matched_payment_requests
+		# like (reference_doctype, reference_name, allocated_amount): payment_request
+		payment_requests = {}
+
+		for row in matched_payment_requests:
+			key = tuple(row[:3])
+			payment_requests[key] = row[3]
+
+		for ref in self.references:
+			if ref.payment_request:
+				continue
+
+			key = (ref.reference_doctype, ref.reference_name, ref.allocated_amount)
+
+			if key in payment_requests:
+				ref.payment_request = payment_requests[key]
+				del payment_requests[key]  # to avoid duplicate allocation
+
+
+def get_matched_payment_request_of_references(references=None):
+	"""
+	Get those `Payment Requests` which are matched with `References`.\n
+	    - Amount must be same.
+	    - Only single `Payment Request` available for this amount.
+
+	Example: [(reference_doctype, reference_name, allocated_amount, payment_request), ...]
+	"""
+	if not references:
+		return
+
+	# to fetch matched rows
+	refs = {
+		(row.reference_doctype, row.reference_name, row.allocated_amount)
+		for row in references
+		if row.reference_doctype and row.reference_name and row.allocated_amount
+	}
+
+	if not refs:
+		return
+
+	PR = frappe.qb.DocType("Payment Request")
+
+	# query to group by reference_doctype, reference_name, outstanding_amount
+	subquery = (
+		frappe.qb.from_(PR)
+		.select(
+			PR.reference_doctype,
+			PR.reference_name,
+			PR.outstanding_amount.as_("allocated_amount"),
+			PR.name.as_("payment_request"),
+			Count("*").as_("count"),
+		)
+		.where(Tuple(PR.reference_doctype, PR.reference_name, PR.outstanding_amount).isin(refs))
+		.where(PR.status != "Paid")
+		.where(PR.docstatus == 1)
+		.groupby(PR.reference_doctype, PR.reference_name, PR.outstanding_amount)
+	)
+
+	# query to fetch matched rows which are single
+	matched_prs = (
+		frappe.qb.from_(subquery)
+		.select(
+			subquery.reference_doctype,
+			subquery.reference_name,
+			subquery.allocated_amount,
+			subquery.payment_request,
+		)
+		.where(subquery.count == 1)
+		.run()
+	)
+
+	return matched_prs if matched_prs else None
+
+
+def get_references_outstanding_amount(references=None):
+	"""
+	Fetch accurate outstanding amount of `References`.\n
+	    - If `Payment Term` is set, then fetch outstanding amount from `Payment Schedule`.
+	    - If `Payment Term` is not set, then fetch outstanding amount from `References` it self.
+
+	Example: {(reference_doctype, reference_name, payment_term): outstanding_amount, ...}
+	"""
+	if not references:
+		return
+
+	refs_with_payment_term = get_outstanding_of_references_with_payment_term(references) or {}
+	refs_without_payment_term = get_outstanding_of_references_with_no_payment_term(references) or {}
+
+	return {**refs_with_payment_term, **refs_without_payment_term}
+
+
+def get_outstanding_of_references_with_payment_term(references=None):
+	"""
+	Fetch outstanding amount of `References` which have `Payment Term` set.\n
+	Example: {(reference_doctype, reference_name, payment_term): outstanding_amount, ...}
+	"""
+	if not references:
+		return
+
+	refs = {
+		(row.reference_doctype, row.reference_name, row.payment_term)
+		for row in references
+		if row.reference_doctype and row.reference_name and row.payment_term
+	}
+
+	if not refs:
+		return
+
+	PS = frappe.qb.DocType("Payment Schedule")
+
+	response = (
+		frappe.qb.from_(PS)
+		.select(PS.parenttype, PS.parent, PS.payment_term, PS.outstanding)
+		.where(Tuple(PS.parenttype, PS.parent, PS.payment_term).isin(refs))
+	).run(as_dict=True)
+
+	if not response:
+		return
+
+	return {(row.parenttype, row.parent, row.payment_term): row.outstanding for row in response}
+
+
+def get_outstanding_of_references_with_no_payment_term(references):
+	"""
+	Fetch outstanding amount of `References` which have no `Payment Term` set.\n
+	    - Fetch outstanding amount from `References` it self.
+
+	Note: `None` is used for allocation of `Payment Request`
+	Example: {(reference_doctype, reference_name, None): outstanding_amount, ...}
+	"""
+	if not references:
+		return
+
+	outstanding_amounts = {}
+
+	for ref in references:
+		if ref.payment_term:
+			continue
+
+		key = (ref.reference_doctype, ref.reference_name, None)
+
+		if key not in outstanding_amounts:
+			outstanding_amounts[key] = ref.outstanding_amount
+
+	return outstanding_amounts
+
+
+def get_payment_request_outstanding_set_in_references(references=None):
+	"""
+	Fetch outstanding amount of `Payment Request` which are set in `References`.\n
+	Example: {payment_request: outstanding_amount, ...}
+	"""
+	if not references:
+		return
+
+	referenced_payment_requests = {row.payment_request for row in references if row.payment_request}
+
+	if not referenced_payment_requests:
+		return
+
+	PR = frappe.qb.DocType("Payment Request")
+
+	response = (
+		frappe.qb.from_(PR)
+		.select(PR.name, PR.outstanding_amount)
+		.where(PR.name.isin(referenced_payment_requests))
+	).run()
+
+	return dict(response) if response else None
+

 def validate_inclusive_tax(tax, doc):
 	def _on_previous_row_error(row_range):
@@ -2010,6 +2423,8 @@ def get_payment_entry(
 	party_type=None,
 	payment_type=None,
 	reference_date=None,
+	ignore_permissions=False,
+	created_from_payment_request=False,
 ):
 	doc = frappe.get_doc(dt, dn)
 	over_billing_allowance = frappe.db.get_single_value("Accounts Settings", "over_billing_allowance")
@@ -2160,9 +2575,179 @@ def get_payment_entry(

 		pe.set_difference_amount()

+	# If PE is created from PR directly, then no need to find open PRs for the references
+	if not created_from_payment_request:
+		allocate_open_payment_requests_to_references(pe.references, pe.precision("paid_amount"))
+
 	return pe


+def get_open_payment_requests_for_references(references=None):
+	"""
+	Fetch all unpaid Payment Requests for the references. \n
+	    - Each reference can have multiple Payment Requests. \n
+
+	Example: {("Sales Invoice", "SINV-00001"): {"PREQ-00001": 1000, "PREQ-00002": 2000}}
+	"""
+	if not references:
+		return
+
+	refs = {
+		(row.reference_doctype, row.reference_name)
+		for row in references
+		if row.reference_doctype and row.reference_name and row.allocated_amount
+	}
+
+	if not refs:
+		return
+
+	PR = frappe.qb.DocType("Payment Request")
+
+	response = (
+		frappe.qb.from_(PR)
+		.select(PR.name, PR.reference_doctype, PR.reference_name, PR.outstanding_amount)
+		.where(Tuple(PR.reference_doctype, PR.reference_name).isin(list(refs)))
+		.where(PR.status != "Paid")
+		.where(PR.docstatus == 1)
+		.orderby(Coalesce(PR.transaction_date, PR.creation), order=frappe.qb.asc)
+	).run(as_dict=True)
+
+	if not response:
+		return
+
+	reference_payment_requests = {}
+
+	for row in response:
+		key = (row.reference_doctype, row.reference_name)
+
+		if key not in reference_payment_requests:
+			reference_payment_requests[key] = {row.name: row.outstanding_amount}
+		else:
+			reference_payment_requests[key][row.name] = row.outstanding_amount
+
+	return reference_payment_requests
+
+
+def allocate_open_payment_requests_to_references(references=None, precision=None):
+	"""
+	Allocate unpaid Payment Requests to the references. \n
+	---
+	- Allocation based on below factors
+	    - Reference Allocated Amount
+	    - Reference Outstanding Amount (With Payment Terms or without Payment Terms)
+	    - Reference Payment Request's outstanding amount
+	---
+	- Allocation based on below scenarios
+	    - Reference's Allocated Amount == Payment Request's Outstanding Amount
+	        - Allocate the Payment Request to the reference
+	        - This PR will not be allocated further
+	    - Reference's Allocated Amount < Payment Request's Outstanding Amount
+	        - Allocate the Payment Request to the reference
+	        - Reduce the PR's outstanding amount by the allocated amount
+	        - This PR can be allocated further
+	    - Reference's Allocated Amount > Payment Request's Outstanding Amount
+	        - Allocate the Payment Request to the reference
+	        - Reduce Allocated Amount of the reference by the PR's outstanding amount
+	        - Create a new row for the remaining amount until the Allocated Amount is 0
+	            - Allocate PR if available
+	---
+	- Note:
+	    - Priority is given to the first Payment Request of respective references.
+	    - Single Reference can have multiple rows.
+	        - With Payment Terms or without Payment Terms
+	        - With Payment Request or without Payment Request
+	"""
+	if not references:
+		return
+
+	# get all unpaid payment requests for the references
+	references_open_payment_requests = get_open_payment_requests_for_references(references)
+
+	if not references_open_payment_requests:
+		return
+
+	if not precision:
+		precision = references[0].precision("allocated_amount")
+
+	# to manage new rows
+	row_number = 1
+	MOVE_TO_NEXT_ROW = 1
+	TO_SKIP_NEW_ROW = 2
+
+	while row_number <= len(references):
+		row = references[row_number - 1]
+		reference_key = (row.reference_doctype, row.reference_name)
+
+		# update the idx to maintain the order
+		row.idx = row_number
+
+		# unpaid payment requests for the reference
+		reference_payment_requests = references_open_payment_requests.get(reference_key)
+
+		if not reference_payment_requests:
+			row_number += MOVE_TO_NEXT_ROW  # to move to next reference row
+			continue
+
+		# get the first payment request and its outstanding amount
+		payment_request, pr_outstanding_amount = next(iter(reference_payment_requests.items()))
+		allocated_amount = row.allocated_amount
+
+		# allocate the payment request to the reference and PR's outstanding amount
+		row.payment_request = payment_request
+
+		if pr_outstanding_amount == allocated_amount:
+			del reference_payment_requests[payment_request]
+			row_number += MOVE_TO_NEXT_ROW
+
+		elif pr_outstanding_amount > allocated_amount:
+			# reduce the outstanding amount of the payment request
+			reference_payment_requests[payment_request] -= allocated_amount
+			row_number += MOVE_TO_NEXT_ROW
+
+		else:
+			# split the reference row to allocate the remaining amount
+			del reference_payment_requests[payment_request]
+			row.allocated_amount = pr_outstanding_amount
+			allocated_amount = flt(allocated_amount - pr_outstanding_amount, precision)
+
+			# set the remaining amount to the next row
+			while allocated_amount:
+				# create a new row for the remaining amount
+				new_row = frappe.copy_doc(row)
+				references.insert(row_number, new_row)
+
+				# get the first payment request and its outstanding amount
+				payment_request, pr_outstanding_amount = next(
+					iter(reference_payment_requests.items()), (None, None)
+				)
+
+				# update new row
+				new_row.idx = row_number + 1
+				new_row.payment_request = payment_request
+				new_row.allocated_amount = min(
+					pr_outstanding_amount if pr_outstanding_amount else allocated_amount, allocated_amount
+				)
+
+				if not payment_request or not pr_outstanding_amount:
+					row_number += TO_SKIP_NEW_ROW
+					break
+
+				elif pr_outstanding_amount == allocated_amount:
+					del reference_payment_requests[payment_request]
+					row_number += TO_SKIP_NEW_ROW
+					break
+
+				elif pr_outstanding_amount > allocated_amount:
+					reference_payment_requests[payment_request] -= allocated_amount
+					row_number += TO_SKIP_NEW_ROW
+					break
+
+				else:
+					allocated_amount = flt(allocated_amount - pr_outstanding_amount, precision)
+					del reference_payment_requests[payment_request]
+					row_number += MOVE_TO_NEXT_ROW
+
+
 def update_accounting_dimensions(pe, doc):
 	"""
 	Updates accounting dimensions in Payment Entry based on the accounting dimensions in the reference document
--- a/erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.json
+++ b/erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.json
@@ -10,12 +10,25 @@
  "due_date",
  "bill_no",
  "payment_term",
+<<<<<<< HEAD
+=======
+  "payment_term_outstanding",
+  "account_type",
+  "payment_type",
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
  "column_break_4",
  "total_amount",
  "outstanding_amount",
  "allocated_amount",
  "exchange_rate",
+<<<<<<< HEAD
  "exchange_gain_loss"
+=======
+  "exchange_gain_loss",
+  "account",
+  "payment_request",
+  "payment_request_outstanding"
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 ],
 "fields": [
  {
@@ -101,12 +114,56 @@
   "label": "Exchange Gain/Loss",
   "options": "Company:company:default_currency",
   "read_only": 1
+<<<<<<< HEAD
+=======
+  },
+  {
+   "fieldname": "account",
+   "fieldtype": "Link",
+   "label": "Account",
+   "options": "Account"
+  },
+  {
+   "fieldname": "account_type",
+   "fieldtype": "Data",
+   "label": "Account Type"
+  },
+  {
+   "fieldname": "payment_type",
+   "fieldtype": "Data",
+   "label": "Payment Type"
+  },
+  {
+   "fieldname": "payment_request",
+   "fieldtype": "Link",
+   "label": "Payment Request",
+   "options": "Payment Request"
+  },
+  {
+   "depends_on": "eval: doc.payment_term",
+   "fieldname": "payment_term_outstanding",
+   "fieldtype": "Float",
+   "label": "Payment Term Outstanding",
+   "read_only": 1
+  },
+  {
+   "depends_on": "eval: doc.payment_request && doc.payment_request_outstanding",
+   "fieldname": "payment_request_outstanding",
+   "fieldtype": "Float",
+   "is_virtual": 1,
+   "label": "Payment Request Outstanding",
+   "read_only": 1
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
  }
 ],
 "index_web_pages_for_search": 1,
 "istable": 1,
 "links": [],
+<<<<<<< HEAD
 "modified": "2022-12-12 12:31:44.919895",
+=======
+ "modified": "2024-09-16 18:11:50.019343",
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 "modified_by": "Administrator",
 "module": "Accounts",
 "name": "Payment Entry Reference",
--- a/erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.py
+++ b/erpnext/accounts/doctype/payment_entry_reference/payment_entry_reference.py
@@ -1,9 +1,47 @@
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and contributors
 # For license information, please see license.txt

-
+import frappe
 from frappe.model.document import Document


 class PaymentEntryReference(Document):
+<<<<<<< HEAD
 	pass
+=======
+	# begin: auto-generated types
+	# This code is auto-generated. Do not modify anything in this block.
+
+	from typing import TYPE_CHECKING
+
+	if TYPE_CHECKING:
+		from frappe.types import DF
+
+		account: DF.Link | None
+		account_type: DF.Data | None
+		allocated_amount: DF.Float
+		bill_no: DF.Data | None
+		due_date: DF.Date | None
+		exchange_gain_loss: DF.Currency
+		exchange_rate: DF.Float
+		outstanding_amount: DF.Float
+		parent: DF.Data
+		parentfield: DF.Data
+		parenttype: DF.Data
+		payment_request: DF.Link | None
+		payment_request_outstanding: DF.Float
+		payment_term: DF.Link | None
+		payment_term_outstanding: DF.Float
+		payment_type: DF.Data | None
+		reference_doctype: DF.Link
+		reference_name: DF.DynamicLink
+		total_amount: DF.Float
+	# end: auto-generated types
+
+	@property
+	def payment_request_outstanding(self):
+		if not self.payment_request:
+			return
+
+		return frappe.db.get_value("Payment Request", self.payment_request, "outstanding_amount")
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
--- a/erpnext/accounts/doctype/payment_request/payment_request.js
+++ b/erpnext/accounts/doctype/payment_request/payment_request.js
@@ -48,8 +48,8 @@ frappe.ui.form.on("Payment Request", "refresh", function (frm) {
 	}

 	if (
-		(!frm.doc.payment_gateway_account || frm.doc.payment_request_type == "Outward") &&
-		frm.doc.status == "Initiated"
+		frm.doc.payment_request_type == "Outward" &&
+		["Initiated", "Partially Paid"].includes(frm.doc.status)
 	) {
 		frm.add_custom_button(__("Create Payment Entry"), function () {
 			frappe.call({
--- a/erpnext/accounts/doctype/payment_request/payment_request.json
+++ b/erpnext/accounts/doctype/payment_request/payment_request.json
@@ -18,9 +18,11 @@
  "reference_name",
  "transaction_details",
  "grand_total",
+  "currency",
  "is_a_subscription",
  "column_break_18",
-  "currency",
+  "outstanding_amount",
+  "party_account_currency",
  "subscription_section",
  "subscription_plans",
  "bank_account_details",
@@ -68,6 +70,7 @@
  {
   "fieldname": "transaction_date",
   "fieldtype": "Date",
+   "in_preview": 1,
   "label": "Transaction Date"
  },
  {
@@ -132,7 +135,8 @@
   "no_copy": 1,
   "options": "reference_doctype",
   "print_hide": 1,
-   "read_only": 1
+   "read_only": 1,
+   "search_index": 1
  },
  {
   "fieldname": "transaction_details",
@@ -140,11 +144,18 @@
   "label": "Transaction Details"
  },
  {
-   "description": "Amount in customer's currency",
+   "description": "Amount in transaction currency",
   "fieldname": "grand_total",
   "fieldtype": "Currency",
+   "in_preview": 1,
   "label": "Amount",
+<<<<<<< HEAD
   "options": "currency"
+=======
+   "non_negative": 1,
+   "options": "currency",
+   "reqd": 1
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
  },
  {
   "default": "0",
@@ -360,6 +371,7 @@
   "read_only": 1
  },
  {
+<<<<<<< HEAD
   "fetch_from": "payment_gateway_account.payment_channel",
   "fieldname": "payment_channel",
   "fieldtype": "Select",
@@ -388,13 +400,55 @@
   "fieldtype": "Link",
   "label": "Project",
   "options": "Project"
+=======
+   "fieldname": "failed_reason",
+   "fieldtype": "Data",
+   "hidden": 1,
+   "label": "Reason for Failure",
+   "no_copy": 1,
+   "print_hide": 1,
+   "read_only": 1
+  },
+  {
+   "depends_on": "eval: doc.docstatus === 1",
+   "description": "Amount in party's bank account currency",
+   "fieldname": "outstanding_amount",
+   "fieldtype": "Currency",
+   "in_preview": 1,
+   "label": "Outstanding Amount",
+   "non_negative": 1,
+   "options": "party_account_currency",
+   "read_only": 1
+  },
+  {
+   "fieldname": "company",
+   "fieldtype": "Link",
+   "label": "Company",
+   "options": "Company",
+   "read_only": 1
+  },
+  {
+   "fieldname": "column_break_pnyv",
+   "fieldtype": "Column Break"
+  },
+  {
+   "fieldname": "party_account_currency",
+   "fieldtype": "Link",
+   "label": "Party Account Currency",
+   "options": "Currency",
+   "read_only": 1
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
  }
 ],
 "in_create": 1,
 "index_web_pages_for_search": 1,
 "is_submittable": 1,
 "links": [],
+<<<<<<< HEAD
 "modified": "2022-12-21 16:56:40.115737",
+=======
+ "modified": "2024-09-16 17:50:54.440090",
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 "modified_by": "Administrator",
 "module": "Accounts",
 "name": "Payment Request",
@@ -429,6 +483,7 @@
   "write": 1
  }
 ],
+ "show_preview_popup": 1,
 "sort_field": "modified",
 "sort_order": "DESC",
 "states": []
--- a/erpnext/accounts/doctype/payment_request/payment_request.py
+++ b/erpnext/accounts/doctype/payment_request/payment_request.py
@@ -7,9 +7,15 @@ import json
 import frappe
 from frappe import _
 from frappe.model.document import Document
+<<<<<<< HEAD
 from frappe.utils import flt, get_url, nowdate
+=======
+from frappe.query_builder.functions import Sum
+from frappe.utils import flt, nowdate
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 from frappe.utils.background_jobs import enqueue

+from erpnext import get_company_currency
 from erpnext.accounts.doctype.accounting_dimension.accounting_dimension import (
 	get_accounting_dimensions,
 )
@@ -32,6 +38,72 @@ def _get_payment_gateway_controller(*args, **kwargs):


 class PaymentRequest(Document):
+<<<<<<< HEAD
+=======
+	# begin: auto-generated types
+	# This code is auto-generated. Do not modify anything in this block.
+
+	from typing import TYPE_CHECKING
+
+	if TYPE_CHECKING:
+		from frappe.types import DF
+
+		from erpnext.accounts.doctype.subscription_plan_detail.subscription_plan_detail import (
+			SubscriptionPlanDetail,
+		)
+
+		account: DF.ReadOnly | None
+		amended_from: DF.Link | None
+		bank: DF.Link | None
+		bank_account: DF.Link | None
+		bank_account_no: DF.ReadOnly | None
+		branch_code: DF.ReadOnly | None
+		company: DF.Link | None
+		cost_center: DF.Link | None
+		currency: DF.Link | None
+		email_to: DF.Data | None
+		failed_reason: DF.Data | None
+		grand_total: DF.Currency
+		iban: DF.ReadOnly | None
+		is_a_subscription: DF.Check
+		make_sales_invoice: DF.Check
+		message: DF.Text | None
+		mode_of_payment: DF.Link | None
+		mute_email: DF.Check
+		naming_series: DF.Literal["ACC-PRQ-.YYYY.-"]
+		outstanding_amount: DF.Currency
+		party: DF.DynamicLink | None
+		party_account_currency: DF.Link | None
+		party_type: DF.Link | None
+		payment_account: DF.ReadOnly | None
+		payment_channel: DF.Literal["", "Email", "Phone", "Other"]
+		payment_gateway: DF.ReadOnly | None
+		payment_gateway_account: DF.Link | None
+		payment_order: DF.Link | None
+		payment_request_type: DF.Literal["Outward", "Inward"]
+		payment_url: DF.Data | None
+		print_format: DF.Literal[None]
+		project: DF.Link | None
+		reference_doctype: DF.Link | None
+		reference_name: DF.DynamicLink | None
+		status: DF.Literal[
+			"",
+			"Draft",
+			"Requested",
+			"Initiated",
+			"Partially Paid",
+			"Payment Ordered",
+			"Paid",
+			"Failed",
+			"Cancelled",
+		]
+		subject: DF.Data | None
+		subscription_plans: DF.Table[SubscriptionPlanDetail]
+		swift_number: DF.ReadOnly | None
+		transaction_date: DF.Date | None
+	# end: auto-generated types
+
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 	def validate(self):
 		if self.get("__islocal"):
 			self.status = "Draft"
@@ -45,6 +117,12 @@ class PaymentRequest(Document):
 			frappe.throw(_("To create a Payment Request reference document is required"))

 	def validate_payment_request_amount(self):
+		if self.grand_total == 0:
+			frappe.throw(
+				_("{0} cannot be zero").format(self.get_label_from_fieldname("grand_total")),
+				title=_("Invalid Amount"),
+			)
+
 		existing_payment_request_amount = flt(
 			get_existing_payment_request_amount(self.reference_doctype, self.reference_name)
 		)
@@ -92,28 +170,44 @@ class PaymentRequest(Document):
 					).format(self.grand_total, amount)
 				)

-	def on_submit(self):
-		if self.payment_request_type == "Outward":
-			self.db_set("status", "Initiated")
-			return
-		elif self.payment_request_type == "Inward":
-			self.db_set("status", "Requested")
-
-		send_mail = self.payment_gateway_validation() if self.payment_gateway else None
-		ref_doc = frappe.get_doc(self.reference_doctype, self.reference_name)
-
+	def before_submit(self):
 		if (
-			hasattr(ref_doc, "order_type") and ref_doc.order_type == "Shopping Cart"
-		) or self.flags.mute_email:
-			send_mail = False
+			self.currency != self.party_account_currency
+			and self.party_account_currency == get_company_currency(self.company)
+		):
+			# set outstanding amount in party account currency
+			invoice = frappe.get_value(
+				self.reference_doctype,
+				self.reference_name,
+				["rounded_total", "grand_total", "base_rounded_total", "base_grand_total"],
+				as_dict=1,
+			)
+			grand_total = invoice.get("rounded_total") or invoice.get("grand_total")
+			base_grand_total = invoice.get("base_rounded_total") or invoice.get("base_grand_total")
+			self.outstanding_amount = flt(
+				self.grand_total / grand_total * base_grand_total,
+				self.precision("outstanding_amount"),
+			)

-		if send_mail and self.payment_channel != "Phone":
-			self.set_payment_request_url()
-			self.send_email()
-			self.make_communication_entry()
+		else:
+			self.outstanding_amount = self.grand_total

-		elif self.payment_channel == "Phone":
-			self.request_phone_payment()
+		if self.payment_request_type == "Outward":
+			self.status = "Initiated"
+		elif self.payment_request_type == "Inward":
+			self.status = "Requested"
+
+		if self.payment_request_type == "Inward":
+			if self.payment_channel == "Phone":
+				self.request_phone_payment()
+			else:
+				self.set_payment_request_url()
+				if not (self.mute_email or self.flags.mute_email):
+					self.send_email()
+					self.make_communication_entry()
+
+	def on_submit(self):
+		self.update_reference_advance_payment_status()

 	def request_phone_payment(self):
 		controller = _get_payment_gateway_controller(self.payment_gateway)
@@ -152,6 +246,7 @@ class PaymentRequest(Document):
 	def on_cancel(self):
 		self.check_if_payment_entry_exists()
 		self.set_as_cancelled()
+		self.update_reference_advance_payment_status()

 	def make_invoice(self):
 		ref_doc = frappe.get_doc(self.reference_doctype, self.reference_name)
@@ -220,7 +315,7 @@ class PaymentRequest(Document):

 	def set_as_paid(self):
 		if self.payment_channel == "Phone":
-			self.db_set("status", "Paid")
+			self.db_set({"status": "Paid", "outstanding_amount": 0})

 		else:
 			payment_entry = self.create_payment_entry()
@@ -241,26 +336,32 @@ class PaymentRequest(Document):
 		else:
 			party_account = get_party_account("Customer", ref_doc.get("customer"), ref_doc.company)

-		party_account_currency = ref_doc.get("party_account_currency") or get_account_currency(party_account)
+		party_account_currency = (
+			self.get("party_account_currency")
+			or ref_doc.get("party_account_currency")
+			or get_account_currency(party_account)
+		)
+
+		party_amount = bank_amount = self.outstanding_amount

-		bank_amount = self.grand_total
 		if party_account_currency == ref_doc.company_currency and party_account_currency != self.currency:
-			party_amount = ref_doc.get("base_rounded_total") or ref_doc.get("base_grand_total")
-		else:
-			party_amount = self.grand_total
+			exchange_rate = ref_doc.get("conversion_rate")
+			bank_amount = flt(self.outstanding_amount / exchange_rate, self.precision("grand_total"))

+		# outstanding amount is already in Part's account currency
 		payment_entry = get_payment_entry(
 			self.reference_doctype,
 			self.reference_name,
 			party_amount=party_amount,
 			bank_account=self.payment_account,
 			bank_amount=bank_amount,
+			created_from_payment_request=True,
 		)

 		payment_entry.update(
 			{
 				"mode_of_payment": self.mode_of_payment,
-				"reference_no": self.name,
+				"reference_no": self.name,  # to prevent validation error
 				"reference_date": nowdate(),
 				"remarks": "Payment Entry against {} {} via Payment Request {}".format(
 					self.reference_doctype, self.reference_name, self.name
@@ -268,6 +369,9 @@ class PaymentRequest(Document):
 			}
 		)

+		# Allocate payment_request for each reference in payment_entry (Payment Term can splits the row)
+		self._allocate_payment_request_to_pe_references(references=payment_entry.references)
+
 		# Update dimensions
 		payment_entry.update(
 			{
@@ -276,14 +380,6 @@ class PaymentRequest(Document):
 			}
 		)

-		if party_account_currency == ref_doc.company_currency and party_account_currency != self.currency:
-			amount = payment_entry.base_paid_amount
-		else:
-			amount = self.grand_total
-
-		payment_entry.received_amount = amount
-		payment_entry.get("references")[0].allocated_amount = amount
-
 		# Update 'Paid Amount' on Forex transactions
 		if self.currency != ref_doc.company_currency:
 			if (
@@ -397,6 +493,70 @@ class PaymentRequest(Document):
 		if payment_provider == "stripe":
 			return create_stripe_subscription(gateway_controller, data)

+	def update_reference_advance_payment_status(self):
+		advance_payment_doctypes = frappe.get_hooks("advance_payment_receivable_doctypes") + frappe.get_hooks(
+			"advance_payment_payable_doctypes"
+		)
+		if self.reference_doctype in advance_payment_doctypes:
+			ref_doc = frappe.get_doc(self.reference_doctype, self.reference_name)
+			ref_doc.set_advance_payment_status()
+
+	def _allocate_payment_request_to_pe_references(self, references):
+		"""
+		Allocate the Payment Request to the Payment Entry references based on\n
+		    - Allocated Amount.
+		    - Outstanding Amount of Payment Request.\n
+		Payment Request is doc itself and references are the rows of Payment Entry.
+		"""
+		if len(references) == 1:
+			references[0].payment_request = self.name
+			return
+
+		precision = references[0].precision("allocated_amount")
+		outstanding_amount = self.outstanding_amount
+
+		# to manage rows
+		row_number = 1
+		MOVE_TO_NEXT_ROW = 1
+		TO_SKIP_NEW_ROW = 2
+		NEW_ROW_ADDED = False
+
+		while row_number <= len(references):
+			row = references[row_number - 1]
+
+			# update the idx to maintain the order
+			row.idx = row_number
+
+			if outstanding_amount == 0:
+				if not NEW_ROW_ADDED:
+					break
+
+				row_number += MOVE_TO_NEXT_ROW
+				continue
+
+			# allocate the payment request to the row
+			row.payment_request = self.name
+
+			if row.allocated_amount <= outstanding_amount:
+				outstanding_amount = flt(outstanding_amount - row.allocated_amount, precision)
+				row_number += MOVE_TO_NEXT_ROW
+			else:
+				remaining_allocated_amount = flt(row.allocated_amount - outstanding_amount, precision)
+				row.allocated_amount = outstanding_amount
+				outstanding_amount = 0
+
+				# create a new row without PR for remaining unallocated amount
+				new_row = frappe.copy_doc(row)
+				references.insert(row_number, new_row)
+
+				# update new row
+				new_row.idx = row_number + 1
+				new_row.payment_request = None
+				new_row.allocated_amount = remaining_allocated_amount
+
+				NEW_ROW_ADDED = True
+				row_number += TO_SKIP_NEW_ROW
+

@frappe.whitelist(allow_guest=True)
 def make_payment_request(**args):
@@ -427,11 +587,15 @@ def make_payment_request(**args):
 		{"reference_doctype": args.dt, "reference_name": args.dn, "docstatus": 0},
 	)

-	existing_payment_request_amount = get_existing_payment_request_amount(args.dt, args.dn)
+	# fetches existing payment request `grand_total` amount
+	existing_payment_request_amount = get_existing_payment_request_amount(ref_doc.doctype, ref_doc.name)

 	if existing_payment_request_amount:
 		grand_total -= existing_payment_request_amount

+		if not grand_total:
+			frappe.throw(_("Payment Request is already created"))
+
 	if draft_payment_request:
 		frappe.db.set_value(
 			"Payment Request", draft_payment_request, "grand_total", grand_total, update_modified=False
@@ -445,6 +609,13 @@ def make_payment_request(**args):
 				"Outward" if args.get("dt") in ["Purchase Order", "Purchase Invoice"] else "Inward"
 			)

+		party_type = args.get("party_type") or "Customer"
+		party_account_currency = ref_doc.party_account_currency
+
+		if not party_account_currency:
+			party_account = get_party_account(party_type, ref_doc.get(party_type.lower()), ref_doc.company)
+			party_account_currency = get_account_currency(party_account)
+
 		pr.update(
 			{
 				"payment_gateway_account": gateway_account.get("name"),
@@ -453,6 +624,7 @@ def make_payment_request(**args):
 				"payment_channel": gateway_account.get("payment_channel"),
 				"payment_request_type": args.get("payment_request_type"),
 				"currency": ref_doc.currency,
+				"party_account_currency": party_account_currency,
 				"grand_total": grand_total,
 				"mode_of_payment": args.mode_of_payment,
 				"email_to": args.recipient_id or ref_doc.owner,
@@ -460,7 +632,12 @@ def make_payment_request(**args):
 				"message": gateway_account.get("message") or get_dummy_message(ref_doc),
 				"reference_doctype": args.dt,
 				"reference_name": args.dn,
+<<<<<<< HEAD
 				"party_type": args.get("party_type") or "Customer",
+=======
+				"company": ref_doc.get("company"),
+				"party_type": party_type,
+>>>>>>> ea69ba7cd8 (fix: multiple issues in Payment Request (#42427))
 				"party": args.get("party") or ref_doc.get("customer"),
 				"bank_account": bank_account,
 			}
@@ -503,9 +680,11 @@ def get_amount(ref_doc, payment_account=None):
 	elif dt in ["Sales Invoice", "Purchase Invoice"]:
 		if not ref_doc.get("is_pos"):
 			if ref_doc.party_account_currency == ref_doc.currency:
-				grand_total = flt(ref_doc.grand_total)
+				grand_total = flt(ref_doc.rounded_total or ref_doc.grand_total)
 			else:
-				grand_total = flt(ref_doc.base_grand_total) / ref_doc.conversion_rate
+				grand_total = flt(
+					flt(ref_doc.base_rounded_total or ref_doc.base_grand_total) / ref_doc.conversion_rate
+				)
 		elif dt == "Sales Invoice":
 			for pay in ref_doc.payments:
 				if pay.type == "Phone" and pay.account == payment_account:
@@ -527,24 +706,20 @@ def get_amount(ref_doc, payment_account=None):

 def get_existing_payment_request_amount(ref_dt, ref_dn):
 	"""
-	Get the existing payment request which are unpaid or partially paid for payment channel other than Phone
-	and get the summation of existing paid payment request for Phone payment channel.
+	Return the total amount of Payment Requests against a reference document.
 	"""
-	existing_payment_request_amount = frappe.db.sql(
-		"""
-		select sum(grand_total)
-		from `tabPayment Request`
-		where
-			reference_doctype = %s
-			and reference_name = %s
-			and docstatus = 1
-			and (status != 'Paid'
-			or (payment_channel = 'Phone'
-				and status = 'Paid'))
-	""",
-		(ref_dt, ref_dn),
+	PR = frappe.qb.DocType("Payment Request")
+
+	response = (
+		frappe.qb.from_(PR)
+		.select(Sum(PR.grand_total))
+		.where(PR.reference_doctype == ref_dt)
+		.where(PR.reference_name == ref_dn)
+		.where(PR.docstatus == 1)
+		.run()
 	)
-	return flt(existing_payment_request_amount[0][0]) if existing_payment_request_amount else 0
+
+	return response[0][0] if response[0] else 0


 def get_gateway_details(args):  # nosemgrep
@@ -592,41 +767,66 @@ def make_payment_entry(docname):
 	return doc.create_payment_entry(submit=False).as_dict()


-def update_payment_req_status(doc, method):
-	from erpnext.accounts.doctype.payment_entry.payment_entry import get_reference_details
+def update_payment_requests_as_per_pe_references(references=None, cancel=False):
+	"""
+	Update Payment Request's `Status` and `Outstanding Amount` based on Payment Entry Reference's `Allocated Amount`.
+	"""
+	if not references:
+		return

-	for ref in doc.references:
-		payment_request_name = frappe.db.get_value(
-			"Payment Request",
-			{
-				"reference_doctype": ref.reference_doctype,
-				"reference_name": ref.reference_name,
-				"docstatus": 1,
-			},
+	precision = references[0].precision("allocated_amount")
+
+	referenced_payment_requests = frappe.get_all(
+		"Payment Request",
+		filters={"name": ["in", {row.payment_request for row in references if row.payment_request}]},
+		fields=[
+			"name",
+			"grand_total",
+			"outstanding_amount",
+			"payment_request_type",
+		],
+	)
+
+	referenced_payment_requests = {pr.name: pr for pr in referenced_payment_requests}
+
+	for ref in references:
+		if not ref.payment_request:
+			continue
+
+		payment_request = referenced_payment_requests[ref.payment_request]
+		pr_outstanding = payment_request["outstanding_amount"]
+
+		# update outstanding amount
+		new_outstanding_amount = flt(
+			pr_outstanding + ref.allocated_amount if cancel else pr_outstanding - ref.allocated_amount,
+			precision,
 		)

-		if payment_request_name:
-			ref_details = get_reference_details(
-				ref.reference_doctype,
-				ref.reference_name,
-				doc.party_account_currency,
-				doc.party_type,
-				doc.party,
+		# to handle same payment request for the multiple allocations
+		payment_request["outstanding_amount"] = new_outstanding_amount
+
+		if not cancel and new_outstanding_amount < 0:
+			frappe.throw(
+				msg=_(
+					"The allocated amount is greater than the outstanding amount of Payment Request {0}"
+				).format(ref.payment_request),
+				title=_("Invalid Allocated Amount"),
 			)
-			pay_req_doc = frappe.get_doc("Payment Request", payment_request_name)
-			status = pay_req_doc.status

-			if status != "Paid" and not ref_details.outstanding_amount:
-				status = "Paid"
-			elif status != "Partially Paid" and ref_details.outstanding_amount != ref_details.total_amount:
-				status = "Partially Paid"
-			elif ref_details.outstanding_amount == ref_details.total_amount:
-				if pay_req_doc.payment_request_type == "Outward":
-					status = "Initiated"
-				elif pay_req_doc.payment_request_type == "Inward":
-					status = "Requested"
+		# update status
+		if new_outstanding_amount == payment_request["grand_total"]:
+			status = "Initiated" if payment_request["payment_request_type"] == "Outward" else "Requested"
+		elif new_outstanding_amount == 0:
+			status = "Paid"
+		elif new_outstanding_amount > 0:
+			status = "Partially Paid"

-			pay_req_doc.db_set("status", status)
+		# update database
+		frappe.db.set_value(
+			"Payment Request",
+			ref.payment_request,
+			{"outstanding_amount": new_outstanding_amount, "status": status},
+		)


 def get_dummy_message(doc):
@@ -710,3 +910,62 @@ def validate_payment(doc, method=None):
 			doc.reference_docname
 		)
 	)
+
+
+def get_paid_amount_against_order(dt, dn):
+	pe_ref = frappe.qb.DocType("Payment Entry Reference")
+	if dt == "Sales Order":
+		inv_dt, inv_field = "Sales Invoice Item", "sales_order"
+	else:
+		inv_dt, inv_field = "Purchase Invoice Item", "purchase_order"
+	inv_item = frappe.qb.DocType(inv_dt)
+	return (
+		frappe.qb.from_(pe_ref)
+		.select(
+			Sum(pe_ref.allocated_amount),
+		)
+		.where(
+			(pe_ref.docstatus == 1)
+			& (
+				(pe_ref.reference_name == dn)
+				| pe_ref.reference_name.isin(
+					frappe.qb.from_(inv_item)
+					.select(inv_item.parent)
+					.where(inv_item[inv_field] == dn)
+					.distinct()
+				)
+			)
+		)
+	).run()[0][0] or 0
+
+
+@frappe.whitelist()
+def get_open_payment_requests_query(doctype, txt, searchfield, start, page_len, filters):
+	# permission checks in `get_list()`
+	reference_doctype = filters.get("reference_doctype")
+	reference_name = filters.get("reference_doctype")
+
+	if not reference_doctype or not reference_name:
+		return []
+
+	open_payment_requests = frappe.get_list(
+		"Payment Request",
+		filters={
+			"reference_doctype": filters["reference_doctype"],
+			"reference_name": filters["reference_name"],
+			"status": ["!=", "Paid"],
+			"outstanding_amount": ["!=", 0],  # for compatibility with old data
+			"docstatus": 1,
+		},
+		fields=["name", "grand_total", "outstanding_amount"],
+		order_by="transaction_date ASC,creation ASC",
+	)
+
+	return [
+		(
+			pr.name,
+			_("<strong>Grand Total:</strong> {0}").format(pr.grand_total),
+			_("<strong>Outstanding Amount:</strong> {0}").format(pr.outstanding_amount),
+		)
+		for pr in open_payment_requests
+	]
--- a/erpnext/accounts/doctype/payment_request/test_payment_request.py
+++ b/erpnext/accounts/doctype/payment_request/test_payment_request.py
@@ -1,11 +1,13 @@
 # Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
 # See license.txt

+import re
 import unittest

 import frappe
 from frappe.tests.utils import FrappeTestCase

+from erpnext.accounts.doctype.payment_entry.test_payment_entry import create_payment_terms_template
 from erpnext.accounts.doctype.payment_request.payment_request import make_payment_request
 from erpnext.accounts.doctype.purchase_invoice.test_purchase_invoice import make_purchase_invoice
 from erpnext.accounts.doctype.sales_invoice.test_sales_invoice import create_sales_invoice
@@ -278,3 +280,256 @@ class TestPaymentRequest(FrappeTestCase):
 		self.assertEqual(pe.paid_amount, 800)
 		self.assertEqual(pe.base_received_amount, 800)
 		self.assertEqual(pe.received_amount, 10)
+
+	def test_multiple_payment_if_partially_paid_for_same_currency(self):
+		so = make_sales_order(currency="INR", qty=1, rate=1000)
+
+		self.assertEqual(so.advance_payment_status, "Not Requested")
+
+		pr = make_payment_request(
+			dt="Sales Order",
+			dn=so.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+		self.assertEqual(pr.grand_total, 1000)
+		self.assertEqual(pr.outstanding_amount, pr.grand_total)
+		self.assertEqual(pr.party_account_currency, pr.currency)  # INR
+		self.assertEqual(pr.status, "Requested")
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Requested")
+
+		# to make partial payment
+		pe = pr.create_payment_entry(submit=False)
+		pe.paid_amount = 200
+		pe.references[0].allocated_amount = 200
+		pe.submit()
+
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Partially Paid")
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Partially Paid")
+		self.assertEqual(pr.outstanding_amount, 800)
+		self.assertEqual(pr.grand_total, 1000)
+
+		# complete payment
+		pe = pr.create_payment_entry()
+
+		self.assertEqual(pe.paid_amount, 800)  # paid amount set from pr's outstanding amount
+		self.assertEqual(pe.references[0].allocated_amount, 800)
+		self.assertEqual(pe.references[0].outstanding_amount, 800)  # for Orders it is not zero
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Fully Paid")
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Paid")
+		self.assertEqual(pr.outstanding_amount, 0)
+		self.assertEqual(pr.grand_total, 1000)
+
+		# creating a more payment Request must not allowed
+		self.assertRaisesRegex(
+			frappe.exceptions.ValidationError,
+			re.compile(r"Payment Request is already created"),
+			make_payment_request,
+			dt="Sales Order",
+			dn=so.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+	def test_multiple_payment_if_partially_paid_for_multi_currency(self):
+		pi = make_purchase_invoice(currency="USD", conversion_rate=50, qty=1, rate=100)
+
+		pr = make_payment_request(
+			dt="Purchase Invoice",
+			dn=pi.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+		# 100 USD -> 5000 INR
+		self.assertEqual(pr.grand_total, 100)
+		self.assertEqual(pr.outstanding_amount, 5000)
+		self.assertEqual(pr.currency, "USD")
+		self.assertEqual(pr.party_account_currency, "INR")
+		self.assertEqual(pr.status, "Initiated")
+
+		# to make partial payment
+		pe = pr.create_payment_entry(submit=False)
+		pe.paid_amount = 2000
+		pe.references[0].allocated_amount = 2000
+		pe.submit()
+
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Partially Paid")
+		self.assertEqual(pr.outstanding_amount, 3000)
+		self.assertEqual(pr.grand_total, 100)
+
+		# complete payment
+		pe = pr.create_payment_entry()
+		self.assertEqual(pe.paid_amount, 3000)  # paid amount set from pr's outstanding amount
+		self.assertEqual(pe.references[0].allocated_amount, 3000)
+		self.assertEqual(pe.references[0].outstanding_amount, 0)  # for Invoices it will zero
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Paid")
+		self.assertEqual(pr.outstanding_amount, 0)
+		self.assertEqual(pr.grand_total, 100)
+
+		# creating a more payment Request must not allowed
+		self.assertRaisesRegex(
+			frappe.exceptions.ValidationError,
+			re.compile(r"Payment Request is already created"),
+			make_payment_request,
+			dt="Purchase Invoice",
+			dn=pi.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+	def test_single_payment_with_payment_term_for_same_currency(self):
+		create_payment_terms_template()
+
+		po = create_purchase_order(do_not_save=1, currency="INR", qty=1, rate=20000)
+		po.payment_terms_template = "Test Receivable Template"  # 84.746 and 15.254
+		po.save()
+		po.submit()
+
+		self.assertEqual(po.advance_payment_status, "Not Initiated")
+
+		pr = make_payment_request(
+			dt="Purchase Order",
+			dn=po.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+		self.assertEqual(pr.grand_total, 20000)
+		self.assertEqual(pr.outstanding_amount, pr.grand_total)
+		self.assertEqual(pr.party_account_currency, pr.currency)  # INR
+		self.assertEqual(pr.status, "Initiated")
+
+		po.load_from_db()
+		self.assertEqual(po.advance_payment_status, "Initiated")
+
+		pe = pr.create_payment_entry()
+
+		self.assertEqual(len(pe.references), 2)
+		self.assertEqual(pe.paid_amount, 20000)
+
+		# check 1st payment term
+		self.assertEqual(pe.references[0].allocated_amount, 16949.2)
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		# check 2nd payment term
+		self.assertEqual(pe.references[1].allocated_amount, 3050.8)
+		self.assertEqual(pe.references[1].payment_request, pr.name)
+
+		po.load_from_db()
+		self.assertEqual(po.advance_payment_status, "Fully Paid")
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Paid")
+		self.assertEqual(pr.outstanding_amount, 0)
+		self.assertEqual(pr.grand_total, 20000)
+
+	def test_single_payment_with_payment_term_for_multi_currency(self):
+		create_payment_terms_template()
+
+		si = create_sales_invoice(do_not_save=1, currency="USD", qty=1, rate=200, conversion_rate=50)
+		si.payment_terms_template = "Test Receivable Template"  # 84.746 and 15.254
+		si.save()
+		si.submit()
+
+		pr = make_payment_request(
+			dt="Sales Invoice",
+			dn=si.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+		# 200 USD -> 10000 INR
+		self.assertEqual(pr.grand_total, 200)
+		self.assertEqual(pr.outstanding_amount, 10000)
+		self.assertEqual(pr.currency, "USD")
+		self.assertEqual(pr.party_account_currency, "INR")
+		self.assertEqual(pr.status, "Requested")
+
+		pe = pr.create_payment_entry()
+		self.assertEqual(len(pe.references), 2)
+		self.assertEqual(pe.paid_amount, 10000)
+
+		# check 1st payment term
+		# convert it via dollar and conversion_rate
+		self.assertEqual(pe.references[0].allocated_amount, 8474.5)  # multi currency conversion
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		# check 2nd payment term
+		self.assertEqual(pe.references[1].allocated_amount, 1525.5)  # multi currency conversion
+		self.assertEqual(pe.references[1].payment_request, pr.name)
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Paid")
+		self.assertEqual(pr.outstanding_amount, 0)
+		self.assertEqual(pr.grand_total, 200)
+
+	def test_payment_cancel_process(self):
+		so = make_sales_order(currency="INR", qty=1, rate=1000)
+		self.assertEqual(so.advance_payment_status, "Not Requested")
+
+		pr = make_payment_request(
+			dt="Sales Order",
+			dn=so.name,
+			mute_email=1,
+			submit_doc=1,
+			return_doc=1,
+		)
+
+		self.assertEqual(pr.status, "Requested")
+		self.assertEqual(pr.grand_total, 1000)
+		self.assertEqual(pr.outstanding_amount, pr.grand_total)
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Requested")
+
+		pe = pr.create_payment_entry(submit=False)
+		pe.paid_amount = 800
+		pe.references[0].allocated_amount = 800
+		pe.submit()
+
+		self.assertEqual(pe.references[0].payment_request, pr.name)
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Partially Paid")
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Partially Paid")
+		self.assertEqual(pr.outstanding_amount, 200)
+		self.assertEqual(pr.grand_total, 1000)
+
+		# cancelling PE
+		pe.cancel()
+
+		pr.load_from_db()
+		self.assertEqual(pr.status, "Requested")
+		self.assertEqual(pr.outstanding_amount, 1000)
+		self.assertEqual(pr.grand_total, 1000)
+
+		so.load_from_db()
+		self.assertEqual(so.advance_payment_status, "Requested")
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -1844,7 +1844,38 @@ class AccountsController(TransactionBase):
 					).format(formatted_advance_paid, self.name, formatted_order_total)
 				)

-			frappe.db.set_value(self.doctype, self.name, "advance_paid", advance_paid)
+			self.db_set("advance_paid", advance_paid)
+
+		self.set_advance_payment_status()
+
+	def set_advance_payment_status(self):
+		new_status = None
+
+		paid_amount = frappe.get_value(
+			doctype="Payment Request",
+			filters={
+				"reference_doctype": self.doctype,
+				"reference_name": self.name,
+				"docstatus": 1,
+			},
+			fieldname="sum(grand_total - outstanding_amount)",
+		)
+
+		if not paid_amount:
+			if self.doctype in frappe.get_hooks("advance_payment_receivable_doctypes"):
+				new_status = "Not Requested" if paid_amount is None else "Requested"
+			elif self.doctype in frappe.get_hooks("advance_payment_payable_doctypes"):
+				new_status = "Not Initiated" if paid_amount is None else "Initiated"
+		else:
+			total_amount = self.get("rounded_total") or self.get("grand_total")
+			new_status = "Fully Paid" if paid_amount == total_amount else "Partially Paid"
+
+		if new_status == self.advance_payment_status:
+			return
+
+		self.db_set("advance_payment_status", new_status, update_modified=False)
+		self.set_status(update=True)
+		self.notify_update()

 	@property
 	def company_abbr(self):