From 88570379717e16a2a6f7b6aac6687f78c05e245e Mon Sep 17 00:00:00 2001
From: khushi8112 <khushirawat23@navgurukul.org>
Date: Wed, 15 Oct 2025 01:38:46 +0530
Subject: [PATCH] feat: flexible budget allocation frequency

---
 erpnext/accounts/doctype/budget/budget.json | 16 +++++++++++++++-
 erpnext/accounts/doctype/budget/budget.py   |  9 ++++++++-
 2 files changed, 23 insertions(+), 2 deletions(-)

diff --git a/erpnext/accounts/doctype/budget/budget.json b/erpnext/accounts/doctype/budget/budget.json
index bae88b9ffc5..129ecd31be8 100644
--- a/erpnext/accounts/doctype/budget/budget.json
+++ b/erpnext/accounts/doctype/budget/budget.json
@@ -19,6 +19,8 @@
   "account",
   "distribution_type",
   "allocation_frequency",
+  "budget_start_date",
+  "budget_end_date",
   "section_break_6",
   "applicable_on_material_request",
   "action_if_annual_budget_exceeded_on_mr",
@@ -286,6 +288,18 @@
    "options": "Amount\nPercent",
    "reqd": 1
   },
+  {
+   "fieldname": "budget_start_date",
+   "fieldtype": "Date",
+   "label": "Budget Start Date",
+   "reqd": 1
+  },
+  {
+   "fieldname": "budget_end_date",
+   "fieldtype": "Date",
+   "label": "Budget End Date",
+   "reqd": 1
+  },
   {
    "default": "Monthly",
    "fieldname": "allocation_frequency",
@@ -299,7 +313,7 @@
  "index_web_pages_for_search": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2025-10-13 16:15:53.046278",
+ "modified": "2025-10-15 01:20:30.551362",
  "modified_by": "Administrator",
  "module": "Accounts",
  "name": "Budget",
diff --git a/erpnext/accounts/doctype/budget/budget.py b/erpnext/accounts/doctype/budget/budget.py
index 3c7e2b04b8d..0c4cb18087d 100644
--- a/erpnext/accounts/doctype/budget/budget.py
+++ b/erpnext/accounts/doctype/budget/budget.py
@@ -2,10 +2,12 @@
 # For license information, please see license.txt
 
 
+from datetime import date
+
 import frappe
 from frappe import _
 from frappe.model.document import Document
-from frappe.utils import add_months, flt, fmt_money, get_last_day, getdate
+from frappe.utils import add_months, flt, fmt_money, get_last_day, getdate, month_diff
 
 from erpnext.accounts.doctype.accounting_dimension.accounting_dimension import (
 	get_accounting_dimensions,
@@ -33,6 +35,7 @@ class Budget(Document):
 		from erpnext.accounts.doctype.budget_account.budget_account import BudgetAccount
 		from erpnext.accounts.doctype.budget_distribution.budget_distribution import BudgetDistribution
 
+		account: DF.Link
 		accounts: DF.Table[BudgetAccount]
 		action_if_accumulated_monthly_budget_exceeded: DF.Literal["", "Stop", "Warn", "Ignore"]
 		action_if_accumulated_monthly_budget_exceeded_on_mr: DF.Literal["", "Stop", "Warn", "Ignore"]
@@ -42,6 +45,7 @@ class Budget(Document):
 		action_if_annual_budget_exceeded_on_mr: DF.Literal["", "Stop", "Warn", "Ignore"]
 		action_if_annual_budget_exceeded_on_po: DF.Literal["", "Stop", "Warn", "Ignore"]
 		action_if_annual_exceeded_on_cumulative_expense: DF.Literal["", "Stop", "Warn", "Ignore"]
+		allocation_frequency: DF.Literal["Monthly", "Quarterly", "Half-Yearly", "Yearly", "Date Range"]
 		amended_from: DF.Link | None
 		applicable_on_booking_actual_expenses: DF.Check
 		applicable_on_cumulative_expense: DF.Check
@@ -49,8 +53,11 @@ class Budget(Document):
 		applicable_on_purchase_order: DF.Check
 		budget_against: DF.Literal["", "Cost Center", "Project"]
 		budget_distribution: DF.Table[BudgetDistribution]
+		budget_end_date: DF.Date
+		budget_start_date: DF.Date
 		company: DF.Link
 		cost_center: DF.Link | None
+		distribution_type: DF.Literal["Amount", "Percent"]
 		fiscal_year: DF.Link
 		monthly_distribution: DF.Link | None
 		naming_series: DF.Literal["BUDGET-.YYYY.-"]