feat(Production Plan): Consider Safety Stock in Required Qty Calculation
diff --git a/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json b/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
index f93b244..88f8d60 100644
--- a/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
+++ b/erpnext/manufacturing/doctype/material_request_plan_item/material_request_plan_item.json
@@ -15,6 +15,7 @@
   "uom",
   "projected_qty",
   "actual_qty",
+  "safety_stock",
   "item_details",
   "description",
   "min_order_qty",
@@ -129,11 +130,17 @@
    "fieldtype": "Link",
    "label": "From Warehouse",
    "options": "Warehouse"
+  },
+  {
+   "fetch_from": "item_code.safety_stock",
+   "fieldname": "safety_stock",
+   "fieldtype": "Float",
+   "label": "Safety Stock"
   }
  ],
  "istable": 1,
  "links": [],
- "modified": "2020-02-03 12:22:29.913302",
+ "modified": "2021-03-08 18:39:17.553611",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Material Request Plan Item",
diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.json b/erpnext/manufacturing/doctype/production_plan/production_plan.json
index 7daf706..f114700 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.json
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.json
@@ -32,6 +32,7 @@
   "material_request_planning",
   "include_non_stock_items",
   "include_subcontracted_items",
+  "include_safety_stock",
   "ignore_existing_ordered_qty",
   "column_break_25",
   "for_warehouse",
@@ -309,13 +310,19 @@
    "fieldtype": "Select",
    "label": "Sales Order Status",
    "options": "\nTo Deliver and Bill\nTo Bill\nTo Deliver"
+  },
+  {
+   "default": "0",
+   "fieldname": "include_safety_stock",
+   "fieldtype": "Check",
+   "label": "Include Safety Stock in Required Qty Calculation"
   }
  ],
  "icon": "fa fa-calendar",
  "index_web_pages_for_search": 1,
  "is_submittable": 1,
  "links": [],
- "modified": "2020-11-10 18:01:54.991970",
+ "modified": "2021-03-08 11:17:25.470147",
  "modified_by": "Administrator",
  "module": "Manufacturing",
  "name": "Production Plan",
diff --git a/erpnext/manufacturing/doctype/production_plan/production_plan.py b/erpnext/manufacturing/doctype/production_plan/production_plan.py
index 3833e86..730288b 100644
--- a/erpnext/manufacturing/doctype/production_plan/production_plan.py
+++ b/erpnext/manufacturing/doctype/production_plan/production_plan.py
@@ -482,7 +482,7 @@
 			ifnull(%(parent_qty)s * sum(bom_item.stock_qty/ifnull(bom.quantity, 1)) * %(planned_qty)s, 0) as qty,
 			item.is_sub_contracted_item as is_sub_contracted, bom_item.source_warehouse,
 			item.default_bom as default_bom, bom_item.description as description,
-			bom_item.stock_uom as stock_uom, item.min_order_qty as min_order_qty,
+			bom_item.stock_uom as stock_uom, item.min_order_qty as min_order_qty, item.safety_stock as safety_stock,
 			item_default.default_warehouse, item.purchase_uom, item_uom.conversion_factor
 		FROM
 			`tabBOM Item` bom_item
@@ -518,8 +518,8 @@
 						include_non_stock_items, include_subcontracted_items, d.qty)
 	return item_details
 
-def get_material_request_items(row, sales_order,
-	company, ignore_existing_ordered_qty, warehouse, bin_dict):
+def get_material_request_items(row, sales_order, company,
+	ignore_existing_ordered_qty, include_safety_stock, warehouse, bin_dict):
 	total_qty = row['qty']
 
 	required_qty = 0
@@ -543,6 +543,9 @@
 	if frappe.db.get_value("UOM", row['purchase_uom'], "must_be_whole_number"):
 		required_qty = ceil(required_qty)
 
+	if include_safety_stock:
+		required_qty += flt(row['safety_stock'])
+
 	if required_qty > 0:
 		return {
 			'item_code': row.item_code,
@@ -660,6 +663,7 @@
 
 	company = doc.get('company')
 	ignore_existing_ordered_qty = doc.get('ignore_existing_ordered_qty')
+	include_safety_stock = doc.get('include_safety_stock')
 
 	so_item_details = frappe._dict()
 	for data in po_items:
@@ -711,6 +715,7 @@
 					'description' : item_master.description,
 					'stock_uom' : item_master.stock_uom,
 					'conversion_factor' : conversion_factor,
+					'safety_stock': item_master.safety_stock
 				}
 			)
 
@@ -732,7 +737,7 @@
 
 			if details.qty > 0:
 				items = get_material_request_items(details, sales_order, company,
-					ignore_existing_ordered_qty, warehouse, bin_dict)
+					ignore_existing_ordered_qty, include_safety_stock, warehouse, bin_dict)
 				if items:
 					mr_items.append(items)