From a633fb899030578aa45348d309c196fd95321c94 Mon Sep 17 00:00:00 2001
From: CallMeCore <51435140+CallMeCore@users.noreply.github.com>
Date: Tue, 14 May 2024 20:51:05 +0800
Subject: [PATCH] Open the interface of calculate_left_hands

Open the interface of calculate_left_hands algorithm/function to the open source community.
if you want to know how to decode the libCaculateLeftHands.so, please contact 158496001@qq.com
---
 calculate_left_hands.py | 95 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 95 insertions(+)
 create mode 100644 calculate_left_hands.py

diff --git a/calculate_left_hands.py b/calculate_left_hands.py
new file mode 100644
index 0000000..cc7bfbd
--- /dev/null
+++ b/calculate_left_hands.py
@@ -0,0 +1,95 @@
+# -*- coding: utf-8 -*-
+# @Time : 2024/5/14 19:20
+# @Author : CallMeCore
+# @File : calculate_left_hands.py
+# @Email : 158496001@qq.com
+# @Github : https://github.com/CallMeCore/
+# libCaculateLeftHands.so from https://github.com/Netease-Games-AI-Lab-Guangzhou/PerfectDou
+
+from ctypes import cdll, c_int
+from collections import Counter
+import getopt
+import sys
+import ast
+
+RealCard2EnvCard = {'3': 3, '4': 4, '5': 5, '6': 6, '7': 7, '8': 8, '9': 9, 'T': 10, 'J': 11, 'Q': 12,
+                    'K': 13, 'A': 14, '2': 17, 'X': 20, 'D': 30}
+                    
+def real_to_env(cards):
+    env_card = [RealCard2EnvCard[c] for c in cards]
+    env_card.sort()
+    return env_card
+
+#XD23456789TJQKA for c_int_array index from 0 to 14   
+def env_card_to_c_int_array(list_cards):
+    card_array_c = [0 for _ in range(15)]
+    
+    if len(list_cards) == 0:
+        return card_array_c
+   
+    counter = Counter(list_cards)
+    for card, num_times in counter.items():
+        if card < 17:
+            card_array_c[card] += num_times
+        elif card == 17:
+            card_array_c[2] += num_times
+        elif card == 20 or card == 30:
+            card_array_c[0] += num_times
+            
+    return card_array_c
+
+def calculate_left_hands(input_cards):
+    #print(input_cards)
+    env_card = input_cards
+    if isinstance(input_cards,str):
+        env_card = real_to_env(input_cards)
+    
+    if len(env_card) > 20:
+        print('length of input cards should be <= 20')
+        return 20
+    
+    #print(env_card)
+    c_int_array = env_card_to_c_int_array(env_card)
+    #print(c_int_array)
+
+    lib = cdll.LoadLibrary('./libCaculateLeftHands.so')  
+    lib.caculate_left_hands.argtypes = [c_int * 15]
+    lib.caculate_left_hands.restype = c_int
+    lib.init()
+    result = lib.caculate_left_hands((c_int * 15)(*c_int_array))
+    #print(result)
+    return result
+
+if __name__ == '__main__':
+    real_card = 'XD2345678899TJQKA'
+    env_card = [3, 4, 5, 6, 6, 7, 7, 7, 8, 9, 10, 11, 12, 13, 14, 17, 20, 30]
+     
+    args, _ = getopt.getopt(sys.argv[1:], "hr:e:", ["help", "real_card=", "env_card="]) 
+     
+    for arg, val in args:
+        if arg in ("-h", "--help"):
+            print('python ' + sys.argv[0] + ' -r <real_card> -e <env_card>')
+            print('or python ' + sys.argv[0] + ' --real_card=<real_card> --env_card=<env_card>')
+            print('for example: python ' + sys.argv[0] + ' -r \'XD23456789TJQKA\' -e \'[3,4,5,6,7,8,9,10,11,12,13,14,17,20,30]\'')
+            print('or for example: python ' + sys.argv[0] + ' --real_card=\'XD\' --env_card=\'[17,20,30]\'')
+            sys.exit()
+        elif arg in ("-r", "--real_card"):
+            real_card = val.replace(' ','')
+            #print(real_card)
+        elif arg in ("-e", "--env_card"):
+            #print(val)
+            #print(val.replace(' ',''))
+            env_card = ast.literal_eval(val.replace(' ',''))
+            #print(env_card)
+
+    if len(real_card) > 0:
+        real_card_left_hands = calculate_left_hands(real_card)
+        print(real_card)
+        print('real_card_left_hands = ',real_card_left_hands)
+    
+    if len(env_card) > 0:
+        env_card_left_hands = calculate_left_hands(env_card)
+        print(env_card)
+        print('env_card_left_hands = ',env_card_left_hands)
+        
+