import importlib
from django.apps import apps
from .registry import sync_registry

def build_serializer_class(model_name):

    # Remove the 's' character at the end if present
    if model_name.endswith('s') and not model_name.endswith('ss'):
        model_name = model_name[:-1]

    # Capitalize words separated by a dash
    words = model_name.split('-')
    capitalized_words = [word[0].upper() + word[1:] for word in words]
    transformed_string = ''.join(capitalized_words)

    # Add 'Serializer' at the end
    transformed_string += 'Serializer'

    # Try to find serializer in current directory first
    try:
        module = importlib.import_module('api.serializers')
        return getattr(module, transformed_string)
    except (ImportError, AttributeError):
        module = importlib.import_module('.serializers', package=__package__)
        return getattr(module, transformed_string)

def get_serializer(instance, model_name):
    serializer = build_serializer_class(model_name)
    return serializer(instance)

def get_data(model_name, model_id):
    model = sync_registry.get_model(model_name)
    # model = apps.get_model(app_label=app_label, model_name=model_name)
    return model.objects.get(id=model_id)

def get_serialized_data(model_name, model_id):
    # print(f'model_name = {model_name}')
    model = sync_registry.get_model(model_name)
    instance = model.objects.get(id=model_id)
    serializer_class = build_serializer_class(model_name)
    serializer = serializer_class(instance)
    return serializer.data