=== HR RAG Chatbot ===
Contributors: adnanhanif920
Tags: hr, chatbot, ai, policy, rag
Requires at least: 5.8
Tested up to: 6.9
Requires PHP: 7.4
Stable tag: 1.0.0
License: GPLv2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html

AI-powered HR policy chatbot using RAG (Retrieval Augmented Generation) technology.

== Description ==

HR RAG Chatbot helps employees get instant answers to HR policy questions using advanced AI technology. The plugin uses Retrieval Augmented Generation (RAG) to provide accurate, context-aware responses based on your company's HR policies.

**Features:**
* Multiple LLM support (Google Gemini API, OpenAI API)
* Document indexing and chunking
* Employee context awareness
* Chat history logging
* Gutenberg block and shortcode support

**Third-Party Services:**
This plugin integrates with Google Gemini API and OpenAI API. These are third-party services and their use is subject to their respective terms of service and privacy policies. The plugin does not include or bundle these services - you must obtain your own API keys from the service providers.

== External Services & Data Usage ==

This plugin connects to external AI services to generate responses. Please review the following information about data usage and privacy.

**Services Used:**

1. **Google Gemini API** (if configured)
   - Used for: Generating AI responses to user questions
   - Data sent: User questions, HR policy document excerpts, employee context (designation, grade, etc.)
   - Privacy Policy: https://policies.google.com/privacy
   - Terms of Service: https://policies.google.com/terms

2. **OpenAI API** (if configured)
   - Used for: Generating AI responses to user questions
   - Data sent: User questions, HR policy document excerpts, employee context (designation, grade, etc.)
   - Privacy Policy: https://openai.com/privacy
   - Terms of Service: https://openai.com/terms

**What Data Is Transmitted:**
* User's question text
* Relevant HR policy document chunks (retrieved from your local database)
* Employee profile information (if configured: designation, grade, department, location, years of service)
* System prompts and model parameters

**Important Privacy Notes:**
* Data is transmitted only when generating responses to user questions
* No data is permanently stored by external AI providers for training purposes (per their policies)
* All HR policy documents are stored locally in your WordPress database
* You control what data is indexed and made available to the chatbot

**Local WordPress Storage:**

The plugin stores the following data in your WordPress database:
* Option name: `hr_rag_options` - Plugin settings including API keys
* Database tables: `wp_hr_rag_docs`, `wp_hr_rag_chunks`, `wp_hr_rag_chats`
* Transients: `hr_rag_context_{session_id}` - Temporary employee context (expires after 1 hour)
* Chat logs: Questions, answers, and context used for each conversation

**Data Control:**

You have full control over your data:
* Delete API keys anytime from plugin settings
* Clear all indexed documents using "Delete" buttons in Knowledge Base
* Remove all chat logs from the database
* Uninstall plugin to remove all data (see Uninstallation section)
* No data is sent to external services without your API keys configured

**Developer Contact:**
For questions about this plugin's data handling, visit: https://faststeptech.com/contact/

== Installation ==

1. Upload the plugin files to `/wp-content/plugins/hr-rag-chatbot/`
2. Activate the plugin through the 'Plugins' menu in WordPress
3. Go to HR RAG Chatbot settings and add your API key (Gemini or OpenAI)
4. Add HR policy documents in the Knowledge Base tab
5. Use shortcode `[hr_rag_policy_chatbot]` or Gutenberg block to display the chatbot

== Frequently Asked Questions ==

= Do I need an API key? =
Yes, you need either a Google Gemini API key or OpenAI API key to use this plugin. You must obtain these keys directly from Google or OpenAI respectively.

= Is my data secure? =
All HR documents are stored locally in your WordPress database. Only user questions and relevant excerpts are sent to AI services for response generation.

= Can I use this offline? =
No, the plugin requires internet connection to communicate with AI services.

== Changelog ==

= 1.0.0 =
* Initial release
* Support for Google Gemini API and OpenAI API
* Document indexing with RAG
* Employee context awareness
* Chat logging

== Third-Party Service Attribution ==

This plugin uses the following third-party services:

* Google Gemini API - AI language model service by Google
* OpenAI API - AI language model service by OpenAI

These services are not included with the plugin. Users must register and obtain API keys independently from the respective service providers. Use of these services is subject to their terms of service and privacy policies.

== Uninstallation ==

When you uninstall this plugin:
1. All plugin options (`hr_rag_options`) are removed
2. All database tables (`wp_hr_rag_docs`, `wp_hr_rag_chunks`, `wp_hr_rag_chats`) are deleted
3. All transients are cleared
4. No data remains in your WordPress installation
