[fix] make tree params which includs custom mandatory params (#2571)

frappe/desk/treeview.py

@@ -46,17 +46,24 @@ def get_children():
 
 @frappe.whitelist()
 def add_node():
-	doctype = frappe.form_dict.get('doctype')
-	parent_field = 'parent_' + doctype.lower().replace(' ', '_')
-	name_field = doctype.lower().replace(' ', '_') + '_name'
+	args = make_tree_args(**frappe.form_dict)
+	doc = frappe.get_doc(args)
 
-	doc = frappe.new_doc(doctype)
-	doc.update({
-		name_field: frappe.form_dict[name_field],
-		parent_field: frappe.form_dict['parent'],
-		"is_group": frappe.form_dict['is_group']
-	})
-	if doctype == "Sales Person":
+	if args.doctype == "Sales Person":
 		doc.employee = frappe.form_dict.get('employee')
 
-	doc.save()
+	doc.save()
+
+def make_tree_args(**kwarg):
+	del kwarg['cmd']
+	
+	doctype = kwarg['doctype']
+	parent_field = 'parent_' + doctype.lower().replace(' ', '_')
+	name_field = doctype.lower().replace(' ', '_') + '_name'
+	
+	kwarg.update({
+		name_field: kwarg[name_field],
+		parent_field: kwarg["parent"]
+	})
+	
+	return frappe._dict(kwarg)

frappe/public/js/frappe/views/treeview.js

@@ -214,7 +214,6 @@ frappe.views.TreeView = Class.extend({
 			}
 
 			$.extend(args, v)
-
 			return frappe.call({
 				method: me.opts.add_tree_node || "frappe.desk.treeview.add_node",
 				args: args,