WooCommerce Auto Send Invoice and Tracking Number (from API) to customer

Job ID: 31177727

Budget: $30 – $250 AUD

We are an online ecommerce wordpress store.

I need a Woocommerce expert to add this functionality to our orders:
1. Auto Send Invoice in pdf or Email Version to customer's email upon status changing to COMPLETED
2. Auto Send Tracking Number to customer.
The tracking number is on our supplier's site when you log in. We are currently connected via an API also.

Placeholder bids will be rejected and not considered.