index.js

const express = require('express');
const request = require('request-promise');


const app = express();
const PORT = process.env.PORT || 5000;

 
 
 

 const returnScraperApiUrl = (apiKey) => `http://api.scraperapi.com?api_key=${apiKey}&autoparse=true`;

app.use(express.json());

// Welcome route
app.get('/', async (req, res) => {
    res.send('Welcome to Amazon Scraper API!');
});

// Get product details
app.get('/products/:productId', async (req, res) => {
    const { productId } = req.params;
    const { api_key } = req.query;
     
    try {
        const response = await request(`${returnScraperApiUrl(api_key)}&url=https://www.amazon.com/dp/${productId}`);
        
        res.json(JSON.parse(response));
    } catch (error) {
        res.json(error);
    }

   } );


   // Get product reviews
app.get('/products/:productId/reviews', async (req, res) => {
    const { productId } = req.params;
    const { api_key } = req.query;
    
    try {
       // const response = await request(`${returnScraperApiUrl(api_key)}&url=https://www.amazon.com/product-reviews/${productId}`);
         const response = await request(`${baseUrl}&url=https://www.amazon.com/product-reviews/${productId}`);
        res.json(JSON.parse(response));
    } catch (error) {
        res.json(error);
    }
});


// Get product offers
app.get('/products/:productId/offers', async (req, res) => {
    const { productId } = req.params;
    const { api_key } = req.query;
    
    try {
        const response = await request(`${returnScraperApiUrl(api_key)}&url=https://www.amazon.com/gp/offer-listing/${productId}`);
        // const response = await request(`${baseUrl}&url=https://www.amazon.com/gp/offer-listing/${productId}`);
        res.json(JSON.parse(response));
    } catch (error) {
        res.json(error);
    }
});


     // Get search results
app.get('/search/:searchQuery', async (req, res) => {
    const { searchQuery } = req.params;
    const { api_key } = req.query;
    
    try {
        const response = await request(`${returnScraperApiUrl(api_key)}&url=https://www.amazon.com/s?k=${searchQuery}`);
        // const response = await request(`${baseUrl}&url=https://www.amazon.com/s?k=/${searchQuery}`);
        res.json(JSON.parse(response));
    } catch (error) {
        res.json(error);
    }
});



//s?k=macbook+air&ref=nb_sb_noss

app.listen(PORT, () => console.log(`Server Running on Port: ${PORT}`));