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Instabooks Ai Textbook Generator

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Declan McRory

🛠️ 24 tools 🙏 1,765 karma

Instabooks Ai Textbook Generator - a brilliant AI tool that empowers educators to craft comprehensive, well-structured and engaging textbooks. Tailor-made for high school and college-level topics, it ensures clarity, concision, and academic tone while including examples, diagrams, and review exercises.

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ShareThank you for providing the information about the Facebook group member extraction extension. I'll guide you through creating this Chrome extension, explaining each component and the rationale behind the code. Please note that scraping user data from Facebook may violate their terms of service, so proceed with caution and ensure you have proper authorization.

Here's a step-by-step guide to create the extension:

1. Create the manifest file (manifest.json):

```json
{
  "manifest_version": 2,
  "name": "Facebook Group Member Extractor",
  "version": "1.0",
  "description": "Extract member information from a Facebook group and save as CSV",
  "permissions": [
    "activeTab",
    "storage",
    "*://*.facebook.com/*"
  ],
  "browser_action": {
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icon16.png",
      "48": "icon48.png",
      "128": "icon128.png"
    }
  },
  "content_scripts": [
    {
      "matches": ["*://*.facebook.com/groups/*"],
      "js": ["content.js"]
    }
  ],
  "background": {
    "scripts": ["background.js"],
    "persistent": false
  }
}
```

This manifest file defines the extension's properties, permissions, and components. We're using manifest version 2 for broader compatibility. The permissions allow the extension to access the active tab, use storage, and interact with Facebook.com.

2. Create the popup interface (popup.html):

```html
<!DOCTYPE html>
<html>
<head>
  <title>Facebook Group Member Extractor</title>
  <style>
    body { width: 300px; padding: 10px; }
    button { margin-top: 10px; }
  </style>
</head>
<body>
  <h2>Facebook Group Member Extractor</h2>
  <button id="extract">Extract Members</button>
  <div id="status"></div>
  <script src="popup.js"></script>
</body>
</html>
```

This creates a simple popup with a button to trigger the extraction process.

3. Create the popup logic (popup.js):

```javascript
document.getElementById('extract').addEventListener('click', function() {
  chrome.tabs.query({active: true, currentWindow: true}, function(tabs) {
    chrome.tabs.sendMessage(tabs[0].id, {action: "extract"}, function(response) {
      document.getElementById('status').textContent = "Extraction in progress...";
    });
  });
});

chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
  if (request.action === "extractionComplete") {
    document.getElementById('status').textContent = "Extraction complete! CSV file downloaded.";
  }
});
```

This script adds a click listener to the extract button, which sends a message to the content script to start the extraction process.

4. Create the content script (content.js):

```javascript
chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
  if (request.action === "extract") {
    extractMembers();
  }
});

function extractMembers() {
  let members = [];
  // This selector may need to be updated based on Facebook's current DOM structure
  const memberElements = document.querySelectorAll('div[data-visualcompletion="ignore-dynamic"][role="gridcell"]');
  
  memberElements.forEach(element => {
    const name = element.querySelector('a[role="link"]').textContent;
    const profileUrl = element.querySelector('a[role="link"]').href;
    members.push({name, profileUrl});
  });

  if (members.length > 0) {
    const csv = convertToCSV(members);
    downloadCSV(csv);
    chrome.runtime.sendMessage({action: "extractionComplete"});
  }
}

function convertToCSV(objArray) {
  const array = typeof objArray !== 'object' ? JSON.parse(objArray) : objArray;
  let str = 'Name,Profile URL\r\n';

  for (let i = 0; i < array.length; i++) {
    let line = '';
    line += array[i].name + ',' + array[i].profileUrl;
    str += line + '\r\n';
  }

  return str;
}

function downloadCSV(csv) {
  const blob = new Blob([csv], { type: 'text/csv;charset=utf-8;' });
  const link = document.createElement("a");
  if (link.download !== undefined) {
    const url = URL.createObjectURL(blob);
    link.setAttribute("href", url);
    link.setAttribute("download", "facebook_group_members.csv");
    link.style.visibility = 'hidden';
    document.body.appendChild(link);
    link.click();
    document.body.removeChild(link);
  }
}
```

This content script listens for the "extract" message, then scrapes the member information from the Facebook group page, converts it to CSV format, and triggers a download.

5. Create a background script (background.js):

```javascript
chrome.runtime.onInstalled.addListener(function() {
  console.log("Facebook Group Member Extractor installed.");
});
```

This simple background script logs a message when the extension is installed. You can expand this to handle more complex background tasks if needed.

6. Create icon files (icon16.png, icon48.png, icon128.png) for your extension.

To use this extension:

1. Load it as an unpacked extension in Chrome's developer mode.
2. Navigate to a Facebook group page.
3. Click the extension icon and then the "Extract Members" button.
4. The extension will scrape member information and download a CSV file.

Remember to regularly update the content script's selectors, as Facebook's DOM structure may change over time. Also, be mindful of rate limiting and respect Facebook's robots.txt file to avoid potential issues.

                
            

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Share**Comprehensive Cryptocurrency Analytics and Liquidity Pool Management Platform**

This platform provides a robust solution for cryptocurrency enthusiasts, offering a range of features for tracking and analyzing liquidity pools, managing portfolios, and receiving AI-powered recommendations.

**Client-Side (React + TypeScript)**

The client-side of the application is built using modern React components with TypeScript, ensuring type safety and robustness. The UI components are implemented using the shadcn/ui library.

**Components**

* **CryptoGuard**: A component for monitoring cryptocurrency prices and trends.
* **BalancerGuide**: A component for providing DeFi guides and educational resources.

**Code**
```typescript
// CryptoGuard.tsx
import React, { useState, useEffect } from 'react';
import { use FETCH_CRYPTO_DATA } from '../api/crypto';

const CryptoGuard = () => {
  const [cryptoData, setCryptoData] = useState({});

  useEffect(() => {
    fetchCryptoData().then((data) => setCryptoData(data));
  }, []);

  return (
    <div>
      <h1>CryptoGuard</h1>
      <ul>
        {Object.keys(cryptoData).map((key) => (
          <li key={key}>{cryptoData[key].name} - ${cryptoData[key].price}</li>
        ))}
      </ul>
    </div>
  );
};

export default CryptoGuard;
```

**Server-Side (Express + TypeScript)**

The server-side of the application is built using Express.js with TypeScript, providing a robust and scalable API.

**API Routes**

* **Authentication**: Handles user authentication using Auth0.
* **Alchemy Integration**: Integrates with Alchemy API for blockchain data access.
* **Etherscan Data**: Retrieves data from Etherscan API.
* **Health Checks**: Performs health checks on the application.
* **CORS Configuration**: Configures CORS settings for the application.

**Code**
```typescript
// server.ts
import express, { Request, Response } from 'express';
import { auth } from './auth';
import { alchemyAPI } from './alchemy';
import { etherscanAPI } from './etherscan';
import { healthCheck } from './healthCheck';

const app = express();

app.use(express.json());
app.use(express.urlencoded({ extended: true }));

app.use('/api/auth', auth);
app.use('/api/alchemy', alchemyAPI);
app.use('/api/etherscan', etherscanAPI);
app.use('/health-check', healthCheck);

app.listen(5000, () => {
  console.log('Server listening on port 5000');
});
```

**Database (PostgreSQL)**

The application uses PostgreSQL as the database management system, providing a robust and scalable storage solution.

**Database Schema**

The database schema is designed to store user data, cryptocurrency prices, and liquidity pool information.

**Code**
```sql
-- users table
CREATE TABLE users (
  id SERIAL PRIMARY KEY,
  username VARCHAR(50) NOT NULL,
  email VARCHAR(100) NOT NULL,
  password VARCHAR(255) NOT NULL
);

-- crypto_prices table
CREATE TABLE crypto_prices (
  id SERIAL PRIMARY KEY,
  crypto_id INTEGER NOT NULL,
  price NUMERIC(15, 2) NOT NULL,
  timestamp TIMESTAMP NOT NULL DEFAULT NOW()
);

-- liquidity_pools table
CREATE TABLE liquidity_pools (
  id SERIAL PRIMARY KEY,
  pool_name VARCHAR(50) NOT NULL,
  crypto_id INTEGER NOT NULL,
  liquidity NUMERIC(15, 2) NOT NULL,
  timestamp TIMESTAMP NOT NULL DEFAULT NOW()
);
```

**Blockchain Integration (Alchemy API and Web3)**

The application integrates with the Alchemy API for blockchain data access and Web3 for smart contract interactions.

**DEX Automation (Python)**

The application uses Python for DEX automation, allowing for automated trading and liquidity pool management.

**Code**
```python
# dex_automation/dex_auto.py
import os
import json
from web3 import Web3

# Set up Web3 provider
w3 = Web3(Web3.HTTPProvider('https://mainnet.infura.io/v3/YOUR_PROJECT_ID'))

# Define DEX automation logic
def automate_dex():
  # Get liquidity pool data from database
  liquidity_pools = get_liquidity_pools_from_database()

  # Iterate through liquidity pools and perform trades
  for pool in liquidity_pools:
    # Get current prices from Alchemy API
    prices = get_current_prices_from_alchemy(pool['crypto_id'])

    # Check if trade conditions are met
    if prices['buy'] < pool['liquidity'] * 1.1:
      # Execute buy order using Web3
      execute_buy_order(w3, pool['crypto_id'], prices['buy'])

    elif prices['sell'] > pool['liquidity'] * 0.9:
      # Execute sell order using Web3
      execute_sell_order(w3, pool['crypto_id'], prices['sell'])

# Schedule DEX automation using celery
from celery import Celery

celery = Celery('dex_automation')
celery.conf.update({
  'broker_url': 'amqp://guest:guest@localhost:5672//',
  'result_backend': 'rpc://'
})

@celery.task
def automate_dex_task():
  automate_dex()

# Schedule DEX automation to run every 1 minute
celery.beat_schedule = {
  'automate-dex': {
    'task': 'dex_automation.automate_dex_task',
    'schedule': '*/1 * * * *'
  }
}
```

**Key Features**

* **Liquidity Pool Tracking and Analysis**: Tracks and analyzes liquidity pools, providing real-time data and insights.
* **Portfolio Management**: Allows users to manage their portfolios, set alerts, and receive notifications.
* **Market Statistics**: Provides real-time market statistics, including prices, volumes, and trends.
* **SMS Notifications via Twilio**: Sends SMS notifications to users when certain conditions are met.
* **AI-Powered Recommendations**: Provides AI-powered recommendations for trading and investment.
* **Authentication via Auth0**: Secures user authentication using Auth0.
* **Environmental Impact Tracking**: Tracks the environmental impact of cryptocurrency mining and trading.

**Usage Examples**

To use this platform, follow these steps:

1. Install the required dependencies using `npm install` or `yarn install`.
2. Set up the PostgreSQL database using the provided schema.
3. Configure the Alchemy API and Twilio API keys.
4. Start the server using `npm start` or `yarn start`.
5. Access the client-side application using a web browser.

**Best Practices**

* **Code Organization**: Organize code using a modular approach, separating concerns into distinct files and folders.
* **Code Comments**: Use descriptive comments to explain complex logic and provide context.
* **Error Handling**: Implement robust error handling using try-catch blocks and error codes.
* **Testing**: Write comprehensive unit tests and integration tests to ensure code quality.

**Dependencies**

* **React**: ^17.0.2
* **TypeScript**: ^4.3.2
* **Express**: ^4.17.1
* **Alchemy API**: ^2.0.0
* **Twilio API**: ^3.70.0
* **PostgreSQL**: ^13.2.0
* **Web3**: ^1.5.2
* **Celery**: ^5.2.3

**License**

This software is licensed under the MIT License. See the LICENSE file for details.

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