Accessors to set allocated time in hours

modules/resource_management/app/models/resource_allocation.rb

@@ -62,6 +62,19 @@ class ResourceAllocation < ApplicationRecord
     entity&.project
   end
 
+  def allocated_hours
+    return if allocated_time.nil?
+
+    allocated_time / 60.0
+  end
+
+  def allocated_hours=(value)
+    hours = value.is_a?(String) ? DurationConverter.parse(value) : value
+    self.allocated_time = hours.nil? ? nil : (Float(hours) * 60).round
+  rescue ChronicDuration::DurationParseError, ArgumentError, TypeError
+    self.allocated_time = nil
+  end
+
   private
 
   def end_date_after_start_date

modules/resource_management/spec/models/resource_allocation_spec.rb

@@ -59,6 +59,49 @@ RSpec.describe ResourceAllocation do
     end
   end
 
+  describe "#allocated_hours" do
+    subject(:allocation) { described_class.new }
+
+    describe "reader" do
+      it "returns the persisted minutes as hours" do
+        allocation.allocated_time = 150
+        expect(allocation.allocated_hours).to eq(2.5)
+      end
+
+      it "is nil when allocated_time is unset" do
+        expect(allocation.allocated_hours).to be_nil
+      end
+    end
+
+    describe "writer" do
+      it "stores a numeric value of hours as minutes" do
+        allocation.allocated_hours = 8
+        expect(allocation.allocated_time).to eq(480)
+      end
+
+      it "parses a duration string via chronic duration" do
+        allocation.allocated_hours = "2h30m"
+        expect(allocation.allocated_time).to eq(150)
+      end
+
+      it "parses a decimal-hours string" do
+        allocation.allocated_hours = "2.5"
+        expect(allocation.allocated_time).to eq(150)
+      end
+
+      it "clears the value when given nil" do
+        allocation.allocated_time = 480
+        allocation.allocated_hours = nil
+        expect(allocation.allocated_time).to be_nil
+      end
+
+      it "falls back to nil for an unparseable string (so validation can reject it)" do
+        allocation.allocated_hours = "not a duration"
+        expect(allocation.allocated_time).to be_nil
+      end
+    end
+  end
+
   describe "validations" do
     shared_let(:project) { create(:project, enabled_module_names: %w[resource_management]) }
     shared_let(:owner) { create(:user, member_with_permissions: { project => %i[view_resource_planners] }) }