Developing parking system using ESP-IDF Framework on ESP32

I tried to implement active object pattern in this project. Parking Lot consist of subsystems that are discussed below :

1. Gate Controller : Take user code via keypad and send the code to server for authentication purpose
2. Parking-Lot Monitor Controller : detect car on parking slots, report changes to server

TODO :

1. create wifi module
2. create keypad module
3. create

Hardware : ESP32

Software : SDK ESP-IDF