INSTRUCTIONS TO USE PRICES SCRAPER

1. Important after use this project, copy the database in the path /database/price_scraper.db into root project path.

2. Make a copy of file env and rename it by .env

3. You need sqlite installed in your system. Official download page

   In linux just run a command to install it

   sudo apt install sqlite3
   

4. You need ravendb It soports arm64 for raspberry pi or orange pi

5. You need playwright

   npx playwright install
   

Create your bot in telegram

To receive notifications about product changes, you need to create a bot.

1. You need to create a telegram bot token and set it in the file .env TELEGRAM_BOT_TOKEN

Link To create a BOT token

2. Also you need a CHAT ID, before you start with your BOT, send whatever message, then go to this URL, replece with your telegram token

(https://api.telegram.org/bot{TELEGRAM_BOT_TOKEN}/getUpdates)

In the response find the chat.id and set it in TELEGRAM_BOT_CHAT_ID inside your .env file

Run the project

USE YARN insted of NPM

It's divided by 2 important files

• server.js there is an app client for the server PRICE SCRAPER APP
• scraper.js

server.js

It's the api run with node/nodemon/pm2:

node server.js

In there you can add products, rules and the page where the program scrapes

scaper.js

It's the core, you can run at once and set the interval in the env file with the property SCRAPPER_INTERVAL_TIME, if match with you rules it send you a notification in your telegram bot.