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89 lines
3.3 KiB
89 lines
3.3 KiB
import importlib
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from django.apps import apps
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from .registry import sync_registry
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from collections import defaultdict
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def build_serializer_class(model_name):
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# Remove the 's' character at the end if present
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if model_name.endswith('s') and not model_name.endswith('ss'):
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model_name = model_name[:-1]
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# Capitalize words separated by a dash
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words = model_name.split('-')
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capitalized_words = [word[0].upper() + word[1:] for word in words]
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transformed_string = ''.join(capitalized_words)
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# Add 'Serializer' at the end
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transformed_string += 'Serializer'
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# Try to find serializer in current directory first
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try:
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module = importlib.import_module('api.serializers')
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return getattr(module, transformed_string)
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except (ImportError, AttributeError):
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module = importlib.import_module('.serializers', package=__package__)
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return getattr(module, transformed_string)
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def get_serializer(instance, model_name):
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serializer = build_serializer_class(model_name)
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return serializer(instance)
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def get_data(model_name, model_id):
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model = sync_registry.get_model(model_name)
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print(f'model_name = {model_name}')
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# model = apps.get_model(app_label=app_label, model_name=model_name)
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return model.objects.get(id=model_id)
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def get_serialized_data(model_name, model_id):
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# print(f'model_name = {model_name}')
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model = sync_registry.get_model(model_name)
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instance = model.objects.get(id=model_id)
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serializer_class = build_serializer_class(model_name)
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serializer = serializer_class(instance)
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return serializer.data
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class HierarchyOrganizer:
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def __init__(self):
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self.levels = [] # List of dictionaries, each representing a level
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self.item_levels = {} # Keep track of items and their levels: (model_name, id) -> level
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def add_item(self, model_name, item_data, level):
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"""
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Add an item to a specific level, ensuring it's at the highest level if already exists
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"""
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item_key = (model_name, item_data['model_id'])
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# If item exists at a lower level, remove it
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existing_level = self.item_levels.get(item_key)
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if existing_level is not None:
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if existing_level < level:
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# Keep the lower level (deeper in hierarchy)
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return
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# Remove from existing level
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self.levels[existing_level][model_name] = [
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item for item in self.levels[existing_level].get(model_name, [])
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if item['model_id'] != item_data['model_id']
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]
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# Ensure we have enough levels
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while len(self.levels) <= level:
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self.levels.append(defaultdict(list))
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# Add item to the appropriate level
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if model_name not in self.levels[level]:
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self.levels[level][model_name] = []
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self.levels[level][model_name].append(item_data)
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self.item_levels[item_key] = level
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def get_organized_data(self):
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"""
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Return the organized levels, cleaning up empty models/levels
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"""
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# Clean up empty models and levels
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cleaned_levels = []
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for level_dict in self.levels:
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cleaned_dict = {k: v for k, v in level_dict.items() if v}
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if cleaned_dict:
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cleaned_levels.append(cleaned_dict)
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return cleaned_levels
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