# 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 05:49:23

## Requirements Document Update - 2025-09-24 05:41:20

This section provides a detailed requirements specification for the notes-taking application, building upon the existing base project requirements. The focus is on adding features and refining existing requirements.

### FR-001: Create a New Note
- **Description:**  Users should be able to create new notes with rich text content, attachments (images and files), and tags.
- **Acceptance Criteria:** A new note is created with the specified content, attachments, and tags.  Rich text formatting is preserved.  Attachments are accessible and displayed correctly. Tags are searchable and filterable.
- **Priority:** High

### FR-002: Edit an Existing Note
- **Description:**  Users should be able to edit existing notes, modifying the content, attachments, and tags.
- **Acceptance Criteria:** The selected note's content, attachments, and tags can be modified.  Changes are saved persistently.
- **Priority:** High

### FR-003: Delete a Note
- **Description:** Users should be able to delete existing notes.
- **Acceptance Criteria:** The selected note is permanently deleted from the system.
- **Priority:** High

### FR-004: Search for Notes
- **Description:**  Users should be able to search for notes based on keywords in the title and content.
- **Acceptance Criteria:**  A search query returns a list of notes containing the specified keywords, ordered by relevance.  Partial matches are supported.
- **Priority:** High

### FR-005: User Authentication
- **Description:** Secure user authentication and authorization are required to protect user data.
- **Acceptance Criteria:** Users can log in using their credentials, after which they can access only their own notes.  Secure authentication methods (OAuth2 or JWT) are utilized. Secure session management is implemented to protect against unauthorized access.
- **Priority:** High

### FR-006: Data Persistence
- **Description:** Notes should be persistently stored (initial implementation with local storage, future phases will include cloud sync options).
- **Acceptance Criteria:** Notes are saved locally and are available even when the user is offline. Data is saved securely and persistently using encryption.
- **Priority:** High

### NFR-001: Performance
- **Description:** The application should be responsive and performant across different devices and browsers.
- **Acceptance Criteria:** Page load times are under 2 seconds.  Search queries return results within 1 second.  The application is responsive and functions correctly on different screen sizes.
- **Priority:** High

### NFR-002: Security
- **Description:** The application should be secure, protecting user data from unauthorized access.
- **Acceptance Criteria:**  Data encryption at rest and in transit.  Secure authentication methods are implemented.  Input validation is implemented to prevent injection attacks.  Regular security audits will be conducted.
- **Priority:** High

### Data Requirements

*   Notes (id, title, content, tags, creation_date, modification_date, user_id, attachments)
*   Users (id, username, password, email)

### Interface Requirements

*   User-friendly interface for note creation, editing, and deletion.
*   Intuitive search functionality.
*   Clear and concise UI for displaying notes.



---

## REQUIREMENTS UPDATE - 2025-09-24 05:49:39

## Requirements Document Update - 2025-09-24T05:49:30

This section provides updated requirements for the notes-taking application, incorporating feedback from the `io8codermaster` documents.

### FR-007: Rich Text Editing
- **Description:** Users should be able to utilize rich text formatting options (bold, italics, headings, lists, etc.) within their notes.
- **Acceptance Criteria:**  The note editor supports standard rich text formatting options. Formatting is preserved when notes are saved and loaded.
- **Priority:** High

### FR-008: Attachment Support
- **Description:** Users should be able to attach images and files (various file types) to their notes.
- **Acceptance Criteria:** Users can upload and attach files of various types (images, documents, etc.) to their notes. Attached files are displayed correctly within the note view.
- **Priority:** High

### FR-009: Note Tagging
- **Description:** Users should be able to tag notes with keywords for improved organization and searchability.
- **Acceptance Criteria:** Users can add and remove tags from notes.  Notes can be filtered and searched based on tags.
- **Priority:** High

### FR-010: Cloud Synchronization
- **Description:** Users should have the option to synchronize their notes to a cloud service (e.g., Dropbox, Google Drive).
- **Acceptance Criteria:** Users can enable/disable cloud synchronization. Notes are synced to the cloud service in real-time (or at regular intervals).  Synced notes are accessible across multiple devices.
- **Priority:** Medium

### FR-011: Offline Access
- **Description:** Users should be able to access their notes even when offline.
- **Acceptance Criteria:**  Notes are accessible and editable even without an internet connection.  Changes made offline are synced to the cloud once the connection is restored.
- **Priority:** Medium

### FR-012: Search Functionality
- **Description:** Implement robust search functionality allowing users to search within note titles and content.
- **Acceptance Criteria:** Search queries return relevant notes based on keywords within the title and content.  Partial matches are supported. Results are ordered by relevance.
- **Priority:** High

### NFR-005: Security
- **Description:** The application should protect user data with encryption both at rest and in transit.
- **Acceptance Criteria:** Data encryption is implemented using industry-standard encryption algorithms. Secure authentication methods (OAuth 2.0 or JWT) are used. Input validation is implemented to prevent injection attacks. Regular security audits are performed.
- **Priority:** High

### NFR-006: User Experience
- **Description:** The application should provide a seamless and intuitive user experience.
- **Acceptance Criteria:** The application is easy to use and navigate.  The UI is responsive and adapts to various screen sizes.  The application is performant and responsive.
- **Priority:** High

### NFR-007: Reliability and Availability
- **Description:** The application should be highly available and reliable.
- **Acceptance Criteria:** The application has high uptime (99.9%).  Error handling mechanisms are in place to gracefully handle failures. Regular monitoring is implemented.
- **Priority:** High

### Updated Data Requirements

* **Notes:**  `id` (unique identifier), `title`, `content`, `tags` (array of strings), `creation_date`, `modification_date`, `user_id`, `attachments` (array of file information)
* **Users:** `id` (unique identifier), `username`, `password`, `email`, `cloud_sync_enabled` (boolean)
* **Attachments:** `id` (unique identifier), `note_id`, `file_name`, `file_type`, `file_path`

### Updated Interface Requirements

* Intuitive and user-friendly interface for note creation, editing, and deletion.
* Efficient and responsive search functionality.
* Clear and concise UI for displaying notes, including rich text formatting and attachments.
* User-friendly interface for managing tags.
* Clear indication of cloud synchronization status.


---

## REQUIREMENTS UPDATE - 2025-09-24 05:50:11

## Requirements Document Update - 2025-09-24T05:41:20

This section provides a detailed specification of the requirements for the notes-taking application, building upon the existing base project requirements.

### FR-011: Note Data Storage
- **Description:** The system shall store note data persistently using a suitable database (e.g., MongoDB).
- **Acceptance Criteria:** Note data is stored securely and retrieved reliably. Data includes title, content, tags, timestamps, user ID, and attachment metadata.
- **Priority:** High

### FR-012: Rich Text Formatting
- **Description:** The system shall support rich text formatting options within note content.
- **Acceptance Criteria:** The system should provide options such as bold, italic, underline, lists, and headers, and correctly render the formatted content.
- **Priority:** Medium

### FR-013: File Attachment Handling
- **Description:** The system shall allow users to attach files to notes.
- **Acceptance Criteria:** Users can upload files, and the system stores file metadata and provides mechanisms for download or preview.
- **Priority:** Medium

### FR-014: Cloud Synchronization (Integration)
- **Description:** The system shall integrate with a cloud storage service (e.g., Dropbox, Google Drive) to provide cloud synchronization functionality for notes.
- **Acceptance Criteria:** Users can configure cloud sync, and notes are synchronized across devices.
- **Priority:** High

### FR-015: Offline Access (Caching)
- **Description:** The system shall provide offline access to notes.
- **Acceptance Criteria:** Notes are cached locally, allowing access and editing even when offline, with synchronization on reconnection.
- **Priority:** High

### NFR-003: Security (Expanded)
- **Description:** The application shall implement robust security measures, including data encryption at rest and in transit, secure authentication, and authorization controls.
- **Acceptance Criteria:**  All sensitive data (user data, note content) is encrypted using industry-standard encryption algorithms.  Authentication and authorization are enforced using OAuth2 or JWT, preventing unauthorized access.
- **Priority:** High

### User Story: Cloud Synchronization
- **As a user,** I want to be able to synchronize my notes with a cloud storage service so that my notes are available on all my devices.
- **Acceptance Criteria:** The user can choose a cloud storage provider (e.g., Dropbox, Google Drive), and the system successfully synchronizes notes to and from the selected provider.  Offline changes are synced upon re-establishing a connection.

### User Story: Offline Access
- **As a user,** I want to be able to access and modify my notes even when I'm offline.
- **Acceptance Criteria:** The system allows note creation, editing, and viewing when offline.  Upon regaining network connectivity, offline changes are synchronized with the server.



---

## REQUIREMENTS UPDATE - 2025-09-24 05:50:26

## Requirements Document Update - 2025-09-24T[TIMESTAMP]

This section appends new requirements based on the updated analysis, building upon the existing requirements document.

### FR-011: Offline Note Synchronization
- **Description:** The system shall provide offline access to notes, synchronizing changes upon reconnection.
- **Acceptance Criteria:** Notes are cached locally, allowing access and editing offline. Upon reconnection, local changes are synchronized with the server.
- **Priority:** High

### FR-012: Data Encryption at Rest and in Transit
- **Description:** All user data, including note content, shall be encrypted both at rest and during transmission.
- **Acceptance Criteria:** Industry-standard encryption algorithms (AES-256 or equivalent) are used for data encryption.  Secure communication protocols (HTTPS) are employed for all data transfers.
- **Priority:** High

### FR-013: OAuth 2.0/JWT Authentication
- **Description:** The system shall implement secure user authentication using OAuth 2.0 or JSON Web Tokens (JWT).
- **Acceptance Criteria:** Users can securely register and log in.  Access to notes is restricted to authenticated users only.  Appropriate token management is implemented to prevent unauthorized access.
- **Priority:** High

### FR-014: Rich Text Editor Integration
- **Description:** The system shall integrate a rich text editor to allow users to format their notes.
- **Acceptance Criteria:** The rich text editor supports bold, italic, underline, headings, lists, links, and other common formatting options.  The formatted content is correctly stored and rendered.
- **Priority:** Medium

### FR-015: File Attachment Handling
- **Description:** The system shall allow users to attach files (images, documents) to notes.
- **Acceptance Criteria:** Users can upload files of various types.  The system stores file metadata and provides mechanisms for downloading or previewing attachments.  Appropriate file type validation is implemented to prevent malicious uploads.
- **Priority:** Medium

### FR-016: Advanced Search and Filtering
- **Description:** The system shall provide robust search and filtering capabilities based on keywords in note titles and content, as well as tags.
- **Acceptance Criteria:** Users can search for notes using keywords, and results are displayed accurately.  Filtering options are provided based on tags and other metadata.
- **Priority:** High

### FR-017: Note Tagging System
- **Description:** The system shall support a tagging system to organize notes.
- **Acceptance Criteria:** Users can add multiple tags to each note.  Notes can be searched and filtered based on tags.
- **Priority:** Medium

### NFR-005: System Scalability
- **Description:** The system shall be scalable to accommodate a growing number of users and notes.
- **Acceptance Criteria:** The system should demonstrate minimal performance degradation under increasing load.
- **Priority:** High

### NFR-006: Data Security
- **Description:** The system shall protect user data from unauthorized access and modification.
- **Acceptance Criteria:**  Appropriate security measures are implemented to protect user data, including input validation, data encryption, and access control mechanisms.
- **Priority:** High

### NFR-007: User Interface Usability
- **Description:** The user interface should be intuitive and easy to navigate.
- **Acceptance Criteria:** The user interface is consistent and easy to use, providing a positive user experience.  Clear instructions and feedback are provided to guide users through various features.
- **Priority:** High
