from dataclasses import dataclass
from typing import NamedTuple, Tuple

from collections.abc import Sequence

from enum import Enum, auto

class CardIssuer(Enum):
    AmericanExpress="American Express"

class SignUpBonus(NamedTuple):
    points: int
    time_months: int
    spend: int

class PointsCategory(Enum):
    Hotel=auto
    Travel=auto
    Delta=auto
    Gas=auto
    Restaurant=auto
    SuperMarket=auto

class PointsType(Enum):
    CashBack=auto
    DeltaSkyMiles="Delta SkyMiles®"


@dataclass
class CreditCard:
    issuer: CardIssuer
    card_name: str
    annual_fee: int
    signup_bonus: SignUpBonus
    points_type: PointsType
    default_multiplier: float
    category_multipliers: Sequence[Tuple[PointsCategory, float]]
    other: Sequence[str]


credit_cards = [
    CreditCard(
        CardIssuer.AmericanExpress,
        "Delta SkyMiles® Reserve American Express Card",
        650,
        SignUpBonus(70000, 6, 5000),
        PointsType.DeltaSkyMiles,
        1,
        [
            (PointsCategory.Delta, 3)
        ],
        [
            "15 Visits per Medallion® Year to the Delta Sky Club® when flying Delta",
            "$2,500 Medallion® Qualification Dollars with MQD Headstart each Medallion Qualification Year and earn $1 MQD for each $10 in purchases",
            "$240 Resy Credit",
            "$120 Rideshare Credit",
            "15% off when using miles to book Award Travel",
        ]
    ),
    CreditCard(
        CardIssuer.AmericanExpress,
        "Delta SkyMiles® Gold American Express Card",
        150,
        SignUpBonus(50000, 6, 2000),
        PointsType.DeltaSkyMiles,
        1,
        [
            (PointsCategory.Delta, 3)
            (PointsCategory.Restaurant, 2),
            (PointsCategory.SuperMarket, 2),
        ],
        [
            "15% off when using miles to book Award Travel",
            "$200 Delta Flight Credit: After you spend $10,000 in purchases on your Card in a calendar year, you can receive a $200 Delta Flight Credit to use toward future travel.",
            "$100 Delta Stays Credit: Get up to $100 back per year as a statement credit after using your Delta SkyMiles® Gold American Express Card to book prepaid hotels or vacation rentals through Delta Stays on delta.com.",
        ]
    )
]


card_names_by_issuer = {issuer: [] for issuer in CardIssuer}

for card in credit_cards:
    card_names_by_issuer[card.issuer].append(card.card_name)