Flipkart — Ordered Amazfit T rex watch got a charger no updates even after 2 weeks applied for replacement

I ordered Amazfit T rex watch on 15 December 2022 payed 5899/- waited for a week I got a mi charger which I got in 22 December almost 7 days waited for my order ered watch but I got a useless charger. I lost my money and time . Ordered the wach for a function day after tomorrow. What will I do
By this I lost my trust in Flipkart.
It's been 5 days iam waiting for the your call back to return the product already called 3 times to your call centre they simply telling will resolve with in 24 all the time when I call them.