# Requirements Document
Generated: Tuesday, September 16, 2025

## Functional Requirements (Developer-Facing)

### FR-001: Project Initialization
- **Description:** The system shall provide a developer-ready Angular project that can be set up with minimal effort.
- **Acceptance Criteria:**
    - A developer shall be able to clone the project from a Git repository.
    - A developer shall be able to install all required dependencies using a single `npm install` command.
    - A developer shall be able to start the local development server using the `ng serve` command.
    - The boilerplate shall compile without errors and be viewable in a web browser.
- **Priority:** High

### FR-002: Modular Architecture
- **Description:** The system shall be structured with a scalable and maintainable modular architecture.
- **Acceptance Criteria:**
    - The project shall include a `CoreModule` for providing singleton services and one-time imports.
    - The project shall include a `SharedModule` for reusable components, directives, and pipes.
    - The architecture shall support the creation of lazy-loaded `FeatureModules` to encapsulate business domain logic.
- **Priority:** High

### FR-003: Clarity Design System Integration
- **Description:** The system shall be fully integrated with the VMware Clarity Design System for UI components and styling.
- **Acceptance Criteria:**
    - All necessary Clarity npm packages shall be included as dependencies.
    - Clarity's global stylesheets and assets shall be correctly configured and loaded.
    - The boilerplate shall use Clarity components for its core layout (header, sidebar, etc.).
    - Developers shall be able to use any Clarity component within their feature modules.
- **Priority:** High

### FR-004: Responsive Application Layout
- **Description:** The system shall provide a default, responsive application layout.
- **Acceptance Criteria:**
    - The boilerplate shall include a main application shell with a header, a collapsible sidebar for navigation, and a main content area.
    - The layout shall adapt correctly to various screen sizes, including desktop, tablet, and mobile.
- **Priority:** High

### FR-005: Routing and Navigation
- **Description:** The system shall include a pre-configured routing system for navigating between different views.
- **Acceptance Criteria:**
    - The project shall have a main `AppRoutingModule`.
    - The boilerplate shall provide an example of a lazy-loaded feature route.
    - Navigation links in the sidebar shall correctly navigate to their corresponding routes.
- **Priority:** Medium

## Non-Functional Requirements

### NFR-001: Performance (Developer Experience)
- **Description:** The boilerplate should be optimized for a fast and efficient development workflow.
- **Acceptance Criteria:**
    - The initial `ng serve` compilation time shall be reasonably fast.
    - Live-reloading times during development shall be minimal.
    - The production build (`ng build --prod`) shall be optimized, with tree-shaking and minification enabled.
- **Priority:** Medium

### NFR-002: Usability (Developer Experience)
- **Description:** The codebase should be intuitive and easy for an Angular developer to understand and extend.
- **Acceptance Criteria:**
    - The project structure shall be logical and follow established Angular best practices.
    - The code shall be clean, well-formatted, and include comments for complex or non-obvious sections.
    - A comprehensive `README.txt` file shall guide developers on setup, architecture, and usage.
- **Priority:** High

### NFR-003: Maintainability
- **Description:** The codebase should be structured to allow for easy updates, modifications, and extensions.
- **Acceptance Criteria:**
    - The modular architecture shall allow for independent development and testing of features.
    - Dependencies shall be clearly defined in `package.json` and easy to update.
    - The separation of concerns between modules should be strictly enforced.
- **Priority:** High

## Data Requirements (Client-Side)

### Entity Modeling:
- **Description:** The boilerplate will not have predefined data models but will require developers to define them using TypeScript.
- **Attributes:**
    - Data models shall be defined as **TypeScript interfaces or classes**.
    - These models will represent the structure of data consumed from and sent to a backend API.

## Interface Requirements

### UI/UX Requirements (Frontend Boilerplate):
- **Layout:** A clean, professional single-page application layout based on the Clarity Design System.
- **Header:** A top header bar, typically containing the application title/logo and user-related actions (e.g., profile, logout).
- **Sidebar:** A collapsible vertical navigation sidebar containing links to different feature areas of the application.
- **Content Area:** A main content area where the components for the currently active route are displayed.
- **Styling:** Adherence to the styles and design tokens provided by the Clarity Design System.

### API Requirements (Backend Interaction):
- **Backend Agnostic:** The boilerplate is a frontend application and makes no assumptions about the backend technology stack.
- **Communication Protocol:** The boilerplate shall use Angular's `HttpClient` module to communicate with a backend over HTTP/HTTPS.
- **API Endpoint Configuration:** The base URL for the backend API shall be configurable via the `environments` files (e.g., `environment.ts`, `environment.prod.ts`).
- **Data Format:** The boilerplate is designed to work with APIs that transact data in **JSON** format.
- **Error Handling:** The architecture shall support a centralized way to handle API errors, typically through an `HttpInterceptor` provided in the `CoreModule`.

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## REQUIREMENTS UPDATE - 2025-09-24 10:21:03

## Requirements Document Update - 2025-09-24T10:45:00

This section details the requirements for the `todoapp1` project, building upon the existing base project's requirements and incorporating the analysis conducted.

### FR-001: Add Task
- **Description:** The system shall allow users to add a new task with a description and an optional due date.
- **Acceptance Criteria:** A new task is added to the list, and the database is updated. The task is displayed in the UI.  The task includes a description and an optional due date.
- **Priority:** High

### FR-002: Mark Task Complete
- **Description:** The system shall allow users to mark a task as complete.
- **Acceptance Criteria:** The status of the task is changed to 'completed' in the UI and the database is updated. The UI should visually reflect the status change.
- **Priority:** High

### FR-003: Edit Task
- **Description:** The system shall allow users to edit the description and due date of an existing task.
- **Acceptance Criteria:** The task is updated, and the updated task is reflected both in the UI and database.
- **Priority:** Medium

### FR-004: Delete Task
- **Description:** The system shall allow users to delete a task from the list.
- **Acceptance Criteria:** The task is removed from the UI and database.
- **Priority:** Medium

### FR-005: View Tasks
- **Description:** The system shall display a list of all tasks, with each task showing its description, due date, and completion status.
- **Acceptance Criteria:**  All tasks are displayed; each task shows description, due date, and status (completed or incomplete).
- **Priority:** High

### NFR-001: Performance
- **Description:** The application shall respond to user interactions within 2 seconds.
- **Acceptance Criteria:**  Performance tests demonstrate average response times less than 2 seconds for all user actions.

### NFR-002: Usability
- **Description:** The application's UI should be intuitive and easy to navigate.
- **Acceptance Criteria:** User testing should be conducted, with at least 80% of users reporting the interface as intuitive and easy to use.

### NFR-003: Security (To be determined by io8architect agent)
- **Description:** TBD
- **Acceptance Criteria:** TBD


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## REQUIREMENTS UPDATE - 2025-09-24 10:21:11

## Requirements Document Update - 2025-09-24T10:30:00

This section provides further detail on the requirements for the `todoapp1` project.

### FR-001: Add ToDo Item
- **Description:** Allows users to add a new to-do item with a description.
- **Acceptance Criteria:**  A new to-do item with a non-empty description is added to the list and persists across sessions.  The UI provides clear feedback to the user indicating successful addition.
- **Priority:** High

### FR-002: View ToDo Items
- **Description:** Displays a list of existing to-do items.
- **Acceptance Criteria:**  A list of all to-do items, including their descriptions and completion status, is displayed. The list is updated in real-time as items are added, updated, or deleted.
- **Priority:** High

### FR-003: Mark ToDo Item Complete
- **Description:** Allows users to mark a to-do item as complete.
- **Acceptance Criteria:**  The status of the selected to-do item is updated to 'complete' in both the UI and the persistent data store.  The UI provides clear visual feedback showing the item is complete.
- **Priority:** High

### FR-004: Delete ToDo Item
- **Description:** Allows users to delete a to-do item.
- **Acceptance Criteria:** The selected to-do item is removed from the list and the persistent data store is updated. The UI provides clear visual feedback showing the item is deleted. 
- **Priority:** High

### FR-005 (Optional): User Authentication
- **Description:**  Implements user authentication (if determined necessary in later stages).
- **Acceptance Criteria:**  Users must successfully authenticate before accessing and managing to-do items.  Authentication mechanisms will be determined in a later stage by the Architect and Developer agents.
- **Priority:** Medium

### Non-Functional Requirements

### NFR-001: Performance
- **Description:** The application should load quickly and respond efficiently to user input.
- **Acceptance Criteria:**  The application should load within 3 seconds and respond to user actions within 1 second.  Specific performance metrics will be defined in a later stage.

### NFR-002: Usability
- **Description:** The user interface should be intuitive and easy to use.
- **Acceptance Criteria:**  Usability testing will be conducted to ensure the application meets usability standards.  Specific metrics will be defined in a later stage.

### NFR-003: Security
- **Description:** The application should handle data securely, especially if user authentication is implemented.
- **Acceptance Criteria:**  Security vulnerabilities will be addressed through regular security testing and code reviews. Specific security requirements will be detailed in a later stage.

### Data Requirements
The application will require a data model to store to-do items.  This model will include at least the following fields:

*   `id` (unique identifier)
*   `description` (text)
*   `completed` (boolean)

### Interface Requirements
The user interface should be simple and easy to use.  It should include clear visual cues to indicate the status of each to-do item. The UI should be responsive and adaptive to various screen sizes.


---

## REQUIREMENTS UPDATE - 2025-09-24 10:21:13


## Requirements Document Update - 2025-09-24T10:55:00

This section updates the requirements document based on the refined analysis and the user prompt.

### FR-001: Add Task Update
No updates necessary.  The requirement is clearly defined and actionable.

### FR-002: Mark Task Complete Update
No updates necessary.  The requirement is clearly defined and actionable.

### FR-003: Edit Task Update
No updates necessary.  The requirement is clearly defined and actionable.

### FR-004: Delete Task Update
No updates necessary. The requirement is clearly defined and actionable.

### FR-005: View Tasks Update
No updates necessary. The requirement is clearly defined and actionable.

### NFR-001: Performance Update
No updates necessary. The requirement is clearly defined and actionable.

### NFR-002: Usability Update
No updates necessary. The requirement is clearly defined and actionable.

### NFR-003: Security Update
**Description:**  To be determined by the io8architect agent after the selection of the backend technology stack and authentication method.  This will include requirements related to data protection, authorization, and prevention of unauthorized access.
**Acceptance Criteria:** To be determined by the io8architect agent after the definition of specific security measures. This will involve security testing and penetration testing to validate the security measures.

### Data Requirements Update
The application will require a database to store task data. The database schema should include at least the following fields:

*   `id` (Unique identifier for each task)
*   `description` (Textual description of the task)
*   `dueDate` (Date and time when the task is due - optional)
*   `completed` (Boolean indicating whether the task is completed)

The specific database technology (e.g., SQLite, PostgreSQL, MongoDB) will be determined by the io8architect agent.

### Interface Requirements Update
The user interface (UI) should be intuitive and easy to use, providing a clear and concise way for users to manage their to-do list.  This will be further specified by the io8architect agent during the design phase.



---

## REQUIREMENTS UPDATE - 2025-09-24 10:21:20


## Requirements Document Update - 2025-09-24T10:45:00

This section provides further detail on the requirements for the `todoapp1` project based on the refined analysis.

### FR-006: Edit ToDo Item
- **Description:** Allows users to edit the description and due date of an existing to-do item.
- **Acceptance Criteria:** Users can modify the description and due date of a selected item. Changes are saved and persisted across sessions.  UI provides clear feedback indicating successful updates.
- **Priority:** Medium

### FR-007: Filter ToDo Items
- **Description:** Allows users to filter the list of to-do items by completion status.
- **Acceptance Criteria:** Users can filter the list to show only complete or incomplete items. The filter state is persisted across sessions. Clear UI feedback indicates the current filter state.
- **Priority:** Medium

### FR-008: Sort ToDo Items
- **Description:** Allows users to sort the list of to-do items by due date.
- **Acceptance Criteria:** Users can sort the to-do items in ascending or descending order by due date. The sort order is persisted across sessions. Clear UI feedback indicates the current sort order.
- **Priority:** Medium

### Updated Data Requirements
The data model is updated to include a due date field:

*   `id` (unique identifier)
*   `description` (text)
*   `completed` (boolean)
*   `dueDate` (date)

### Updated Interface Requirements
The user interface should provide clear controls for adding, editing, deleting, filtering, and sorting to-do items.  The UI should clearly display the due date for each item.

