Telecom Data Usage Extractor

This project uses Puppeteer to automate the process of logging into a telecom service website and extracting data usage information.

Features

• Automatically navigates to the login page
• Fills in the phone number (removed for privacy)
• Clicks the login button with a delay before clicking to ensure proper page state
• Waits for the information page to load
• Extracts package information including:
  • Package name
  • Used data amount
  • Remaining data amount
  • Total package data
• Includes retry mechanisms for robust operation

Technical Details

The script handles:

• Dynamic content loading with proper waits
• Complex selectors for uni-app framework elements
• Data extraction from specific DOM elements
• Retry mechanisms with configurable attempts and delays
• 50ms delay after filling the phone number before clicking login to allow UI updates
• Proper error handling and cleanup

Usage

Run the script with:

node project_files/extract_usage.js

Output Format

The script outputs package information in a structured format:

=== PACKAGE INFORMATION ===
Package Name: 1G流量年卡套餐
Used Data: 17.26MB
Remaining Data: 0.98GB
Total Package: 1.00GB
=========================

Dependencies

• puppeteer (for browser automation)
• Chromium (installed separately on the system at /usr/sbin/chromium)

Retry Mechanisms

The script implements retry logic for key operations:

1. Filling Phone Number: Up to 3 attempts with 2-second delays
2. Clicking Login Button: Up to 3 attempts with 2-second delays
3. Loading Information Page: Up to 3 attempts with 3-second delays

Each operation includes detailed logging to track attempts and success/failure status.