# Purpose

Enable users to log, update, and delete actual hours worked for project-member-month combinations.

# Requirements

## Requirement: Log hours via modal

The system SHALL provide a modal for logging hours.

### Scenario: Open logging modal
- GIVEN user clicks an editable cell in the grid
- WHEN the cell is clicked
- THEN a modal opens with project, member, and month context
- AND an input field for hours to add is displayed

### Scenario: Log new hours
- GIVEN the modal is open for a cell with 0 actual hours
- WHEN user enters 8 hours and submits
- THEN the actual record is created with 8 hours
- AND the grid refreshes to show the updated value

### Scenario: Add hours to existing
- GIVEN a cell already has 40 hours logged
- WHEN user enters 8 hours and submits
- THEN the actual record is updated to 48 hours
- AND the grid refreshes to show the updated value

## Requirement: Hours are additive

The system SHALL accumulate hours when logging to an existing actual.

### Scenario: Multiple logging entries accumulate
- GIVEN user logs 8 hours on Monday
- AND user logs 4 hours on Tuesday
- WHEN both entries are saved
- THEN the total actual hours is 12

## Requirement: Notes support

The system SHALL allow optional notes with hour entries.

### Scenario: Add notes with hours
- GIVEN user is logging hours
- WHEN user enters notes text
- THEN the notes are stored with the actual record

### Scenario: Notes are appended
- GIVEN an actual record exists with notes
- WHEN user logs additional hours with new notes
- THEN the new notes are appended with timestamp

## Requirement: Validation - future months

The system SHALL prevent logging to future months.

### Scenario: Reject future month
- GIVEN current month is March 2024
- WHEN user attempts to log hours for April 2024
- THEN validation error is returned
- AND the actual is not created

## Requirement: Validation - completed projects

The system SHALL prevent logging to completed projects.

### Scenario: Reject completed project
- GIVEN a project has status Done or Cancelled
- WHEN user attempts to log hours
- THEN validation error is returned
- AND the actual is not created

### Scenario: Config override
- GIVEN ALLOW_ACTUALS_ON_INACTIVE_PROJECTS is true
- WHEN user attempts to log hours to a completed project
- THEN the actual is created successfully

## Requirement: Delete actual

The system SHALL allow deletion of actual records.

### Scenario: Delete existing actual
- GIVEN an actual record exists
- WHEN user clicks Delete in the modal
- THEN the actual record is removed
- AND the grid refreshes to show 0 hours

## Requirement: Request validation

The system SHALL validate request inputs.

### Scenario: Invalid hours rejected
- GIVEN user enters negative hours
- WHEN form is submitted
- THEN validation error is returned

### Scenario: Missing required fields
- GIVEN user submits without hours
- WHEN form is submitted
- THEN validation error is returned
