import json
import wifi
import ubinascii
import machine

class Model(dict):
    
    def __init__(self):
        self.file = self.__class__.__name__ + ".json"
        super().__init__()

        self.load()  # Load settings from file during initialization

    def set_defaults(self):
        self = {}

    def get_next_id(self):
        """Get the next available ID for creating a new record."""
        if not self:
            return "1"
        max_id = max((int(k) for k in self.keys() if k.isdigit()), default=0)
        return str(max_id + 1)

    def save(self):
        try:
            j = json.dumps(self)
            with open(self.file, 'w') as file:
                file.write(j)
            print("Settings saved successfully.")
        except Exception as e:
            print(f"Error saving settings: {e}")

    def load(self):
        try:
            with open(self.file, 'r') as file:
                loaded_settings = json.load(file)
            self.update(loaded_settings)
            print("Settings loaded successfully.")
        except Exception as e:
            print(f"Error loading settings")
            self.set_defaults()
            self.save()