import json


class Ingredient:
    def __init__(self, _name=None, _q=None, _price=None):
        self.name = _name
        self.quantity = _q
        self.price = _price

    def __str__(self):
        return f"{self.name} | {self.quantity} | {self.price}"

    def to_json(self):
        data = json.dumps(vars(self), indent=4)
        with open("out_ingz.json", "w+") as f:
            f.write(data)
        return data

    def build_object_json(self, data):
        self.name = data['name']
        self.quantity = data['quantity']
        self.price = data['price']


class Pica:
    def __init__(self, ingz=[]):
        self.ingredients = ingz

    def build_object_json(self, data):
        for i in data['ingredients']:
            j = Ingredient()
            j.build_object_json(i)
            self.ingredients.append(j)

    def __str__(self):
        results = ''
        for i in self.ingredients:
            results += f'{i}\n'
        return results

    def to_json(self):
        p = self
        for i in range(len(p.ingredients)):
            p.ingredients[i] = p.ingredients[i].__dict__
        data = json.dumps(vars(self), indent=4)
        with open("out_pica.json", "w+") as f:
            f.write(data)
        return data

    def from_json(self, file):
        with open(file, "r") as f:
            data = json.loads(f.read())

        self.build_object_json(data)



if __name__ == "__main__":
    p = Pica()
    p.from_json('file.json')
    print(p)