Worked on rust compatibility

shenzhen_solitaire/card_detection/board_parser.py

@@ -6,6 +6,7 @@ from typing import Any, Dict, Iterable, List, Optional, Tuple, Union
 
 import cv2
 import numpy as np
+import json
 
 from ..board import Board, Card, NumberCard, SpecialCard
 from . import adjustment, card_finder
@@ -230,3 +231,41 @@ def parse_board(image: np.ndarray, conf: Configuration) -> Board:
     result.bunker = parse_bunker(image, conf)
     result.goal = parse_goal(image, conf)
     return result
+
+
+def field_card_to_str(card: Card):
+    if card == SpecialCard.Hua:
+        return "Hua"
+    if isinstance(card, SpecialCard):
+        return {"Special": card.name}
+    elif isinstance(card, NumberCard):
+        return {"Number": {"value": card.number, "suit": card.suit.name}}
+
+
+def bunker_card_to_str(card: Union[Tuple[SpecialCard, int], Optional[Card]]):
+    if card is None:
+        return "Empty"
+    if isinstance(card, tuple):
+        return {"Blocked": card[0].name}
+    return {"Stashed": field_card_to_str(card)}
+
+
+def goal_card_to_str(card: Optional[NumberCard]):
+    if card is None:
+        return None
+    return {"value": card.number, "suit": card.suit.name}
+
+
+def parse_to_json(image: np.ndarray, conf: Configuration) -> str:
+    field = parse_field(image, conf)
+    flower_gone = parse_hua(image, conf)
+    bunker = parse_bunker(image, conf)
+    goal = parse_goal(image, conf)
+
+    mystruct = {
+        "field": [[field_card_to_str(card) for card in row] for row in field],
+        "hua_set": flower_gone,
+        "bunker": [bunker_card_to_str(card) for card in bunker],
+        "goal": [goal_card_to_str(card) for card in goal],
+    }
+    return json.dumps(mystruct)