88 lines
2.8 KiB
Python
88 lines
2.8 KiB
Python
from dataclasses import dataclass, field
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from typing import List, Dict, Any, Optional
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from collections import defaultdict
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@dataclass
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class Item:
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id: str
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name: str
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json_data_list: List[Dict[str, Any]] = field(default_factory=list)
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def add_json_data(self, json_data: Dict[str, Any]):
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if json_data not in self.json_data_list:
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self.json_data_list.append(json_data)
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class ItemManager:
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def __init__(self):
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self.items_by_id: Dict[str, Item] = {}
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self.items_by_name: Dict[str, Item] = {}
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self.ordered_items: List[Item] = []
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def add_item(self, json_obj: Dict[str, Any]):
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item_id = json_obj['id']
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item_name = json_obj['name']
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if item_id not in self.items_by_id:
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item = Item(id=item_id, name=item_name)
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self.items_by_id[item_id] = item
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self.items_by_name[item_name] = item
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self.ordered_items.append(item)
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else:
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item = self.items_by_id[item_id]
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item.add_json_data(json_obj['data'])
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print(f"Item added or updated: {item}")
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def add_items_from_json_list(self, json_list: List[Dict[str, Any]]):
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for json_obj in json_list:
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self.add_item(json_obj)
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def remove_item_by_id(self, item_id: str):
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if item_id in self.items_by_id:
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item_to_remove = self.items_by_id.pop(item_id)
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self.ordered_items = [item for item in self.ordered_items if item.id != item_id]
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if item_to_remove.name in self.items_by_name:
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del self.items_by_name[item_to_remove.name]
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print(f"Item removed: {item_to_remove}")
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else:
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print(f"Item with ID {item_id} not found.")
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def search_by_name(self, name: str) -> Optional[Item]:
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return self.items_by_name.get(name)
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def search_by_id(self, item_id: str) -> Optional[Item]:
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return self.items_by_id.get(item_id)
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def get_all_items(self) -> List[Item]:
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return self.ordered_items
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# Example usage:
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item_manager = ItemManager()
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# Initial JSON list
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json_list_1 = [
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{"id": "1", "name": "Item1", "data": {"key1": "value1"}},
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{"id": "2", "name": "Item2", "data": {"key2": "value2"}},
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{"id": "1", "name": "Item1", "data": {"key1": "value1a"}}
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]
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# Add items from the first list
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item_manager.add_items_from_json_list(json_list_1)
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item_manager.add_items_from_json_list(json_list_1)
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# Fetch more JSON objects
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json_list_2 = [
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{"id": "3", "name": "Item3", "data": {"key3": "value3"}},
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{"id": "4", "name": "Item4", "data": {"key4": "value4"}}
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]
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# Add new items if they are not already in the manager
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item_manager.add_items_from_json_list(json_list_2)
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item_manager.add_items_from_json_list(json_list_2)
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# Remove an item by ID
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item_manager.remove_item_by_id("1")
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# Get all items
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all_items = item_manager.get_all_items()
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for item in all_items:
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print(item)
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