from dataclasses import dataclass
from typing import List
from db import db
from models.currencies import Currency


@dataclass
class CurrencyResponseModel:
    id: int
    name: str
    code: str

    def __init__(self, currency: Currency):
        self.id = currency.id
        self.name = currency.name
        self.code = currency.code


class CurrenciesRepository:
    def get_all_currencies(self) -> List[CurrencyResponseModel]:
        currencies = db.session.query(Currency).all()
        return [CurrencyResponseModel(currency) for currency in currencies]