Proof of concept

proof_of_concept/credit_cards.py

@@ -0,0 +1,84 @@
+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)