from .serializable import Serializable
from .item import Item

class Inventory(Serializable):
    def __init__(self, max_capacity:float = 50.0):
        super().__init__()
        self.items:list[Item] = []
        self.max_capacity = max_capacity # Weight (kg)
    
    def current_capacity(self):
        return sum([item.weight for item in self.items])

    def list_items(self):
        s_items = ''
        for item in self.items:
            s_items += item.__str__() + '; '
        return s_items

    def add_item(self, added_item:Item):
        if added_item.weight + self.current_capacity() > self.max_capacity:
            return f'{added_item.name} is too heavy to fit inside the inventory: {added_item.weight + self.current_capacity() - self.max_capacity}kg in surplus!'
        else:
            self.items.append(added_item)
            return f'{added_item.name} added to inventory. Current items load: {self.current_capacity()}kg'
    
    def remove_item(self, r_item):
        if r_item in self.items:
            self.items.remove(r_item)
            return f'{r_item.name} was removed from the inventory'
        else:
            return f'{r_item.name} is not present within the inventory'
    
    def get_item(self, item_name:str):
        for item in self.items:
            if item.name == item_name:
                return item
        
        # The item was not found
        return None