From 2148d722b55fb91afbb2e88e40a64065c29e80fa Mon Sep 17 00:00:00 2001
From: guoh064 <50830808+guoh064@users.noreply.github.com>
Date: Thu, 6 Aug 2026 20:35:17 +0800
Subject: [PATCH] Add: [CN, JP] island exchange for fish meat

---
 .../ISLAND_EXCHANGE_CONFIRM.png               | Bin 0 -> 10436 bytes
 .../ISLAND_EXCHANGE_SELECT_ALL.png            | Bin 0 -> 9549 bytes
 .../ISLAND_EXCHANGE_TOTAL_AMOUNT.png          | Bin 0 -> 11774 bytes
 module/island_handler/assets.py               |   3 +
 module/island_handler/exchange.py             |  69 ++++++++++++++++++
 5 files changed, 72 insertions(+)
 create mode 100644 assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png
 create mode 100644 assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png
 create mode 100644 assets/cn/island_handler/ISLAND_EXCHANGE_TOTAL_AMOUNT.png
 create mode 100644 module/island_handler/exchange.py

diff --git a/assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png b/assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png
new file mode 100644
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diff --git a/assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png b/assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png
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diff --git a/module/island_handler/assets.py b/module/island_handler/assets.py
index e45d98257..ff356ceeb 100644
--- a/module/island_handler/assets.py
+++ b/module/island_handler/assets.py
@@ -9,6 +9,9 @@ ISLAND_DOCK_CHECK = Button(area={'cn': (126, 20, 220, 46), 'en': (126, 20, 220,
 ISLAND_DOCK_SORTING_CLICK = Button(area={'cn': (115, 608, 266, 641), 'en': (115, 608, 266, 641), 'jp': (115, 608, 266, 641), 'tw': (115, 608, 266, 641)}, color={'cn': (104, 104, 103), 'en': (104, 104, 103), 'jp': (104, 104, 103), 'tw': (104, 104, 103)}, button={'cn': (115, 608, 266, 641), 'en': (115, 608, 266, 641), 'jp': (115, 608, 266, 641), 'tw': (115, 608, 266, 641)}, file={'cn': './assets/cn/island_handler/ISLAND_DOCK_SORTING_CLICK.png', 'en': './assets/cn/island_handler/ISLAND_DOCK_SORTING_CLICK.png', 'jp': './assets/cn/island_handler/ISLAND_DOCK_SORTING_CLICK.png', 'tw': './assets/cn/island_handler/ISLAND_DOCK_SORTING_CLICK.png'})
 ISLAND_DOCK_SORT_ASC = Button(area={'cn': (140, 614, 153, 634), 'en': (140, 614, 153, 634), 'jp': (140, 614, 153, 634), 'tw': (140, 614, 153, 634)}, color={'cn': (140, 140, 137), 'en': (140, 140, 137), 'jp': (140, 140, 137), 'tw': (140, 140, 137)}, button={'cn': (140, 614, 153, 634), 'en': (140, 614, 153, 634), 'jp': (140, 614, 153, 634), 'tw': (140, 614, 153, 634)}, file={'cn': './assets/cn/island_handler/ISLAND_DOCK_SORT_ASC.png', 'en': './assets/cn/island_handler/ISLAND_DOCK_SORT_ASC.png', 'jp': './assets/cn/island_handler/ISLAND_DOCK_SORT_ASC.png', 'tw': './assets/cn/island_handler/ISLAND_DOCK_SORT_ASC.png'})
 ISLAND_DOCK_SORT_DESC = Button(area={'cn': (141, 616, 152, 634), 'en': (141, 616, 152, 634), 'jp': (141, 616, 152, 634), 'tw': (141, 616, 152, 634)}, color={'cn': (154, 153, 151), 'en': (154, 153, 151), 'jp': (154, 153, 151), 'tw': (154, 153, 151)}, button={'cn': (141, 616, 152, 634), 'en': (141, 616, 152, 634), 'jp': (141, 616, 152, 634), 'tw': (141, 616, 152, 634)}, file={'cn': './assets/cn/island_handler/ISLAND_DOCK_SORT_DESC.png', 'en': './assets/cn/island_handler/ISLAND_DOCK_SORT_DESC.png', 'jp': './assets/cn/island_handler/ISLAND_DOCK_SORT_DESC.png', 'tw': './assets/cn/island_handler/ISLAND_DOCK_SORT_DESC.png'})
+ISLAND_EXCHANGE_CONFIRM = Button(area={'cn': (989, 639, 1046, 668), 'en': (989, 639, 1046, 668), 'jp': (989, 639, 1046, 668), 'tw': (989, 639, 1046, 668)}, color={'cn': (100, 203, 255), 'en': (100, 203, 255), 'jp': (100, 203, 255), 'tw': (100, 203, 255)}, button={'cn': (989, 639, 1046, 668), 'en': (989, 639, 1046, 668), 'jp': (989, 639, 1046, 668), 'tw': (989, 639, 1046, 668)}, file={'cn': './assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png', 'en': './assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png', 'jp': './assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png', 'tw': './assets/cn/island_handler/ISLAND_EXCHANGE_CONFIRM.png'})
+ISLAND_EXCHANGE_SELECT_ALL = Button(area={'cn': (227, 640, 254, 667), 'en': (227, 640, 254, 667), 'jp': (227, 640, 254, 667), 'tw': (227, 640, 254, 667)}, color={'cn': (65, 66, 66), 'en': (65, 66, 66), 'jp': (65, 66, 66), 'tw': (65, 66, 66)}, button={'cn': (227, 640, 254, 667), 'en': (227, 640, 254, 667), 'jp': (227, 640, 254, 667), 'tw': (227, 640, 254, 667)}, file={'cn': './assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png', 'en': './assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png', 'jp': './assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png', 'tw': './assets/cn/island_handler/ISLAND_EXCHANGE_SELECT_ALL.png'})
+ISLAND_EXCHANGE_TOTAL_AMOUNT = Button(area={'cn': (967, 530, 1171, 560), 'en': (967, 530, 1171, 560), 'jp': (967, 530, 1171, 560), 'tw': (967, 530, 1171, 560)}, color={'cn': (228, 236, 234), 'en': (228, 236, 234), 'jp': (228, 236, 234), 'tw': (228, 236, 234)}, button={'cn': (967, 530, 1171, 560), 'en': (967, 530, 1171, 560), 'jp': (967, 530, 1171, 560), 'tw': (967, 530, 1171, 560)}, file={'cn': './assets/cn/island_handler/ISLAND_EXCHANGE_TOTAL_AMOUNT.png', 'en': './assets/cn/island_handler/ISLAND_EXCHANGE_TOTAL_AMOUNT.png', 'jp': './assets/cn/island_handler/ISLAND_EXCHANGE_TOTAL_AMOUNT.png', 'tw': './assets/cn/island_handler/ISLAND_EXCHANGE_TOTAL_AMOUNT.png'})
 ISLAND_RESTAURANT_CHECK = Button(area={'cn': (122, 18, 219, 46), 'en': (122, 18, 219, 46), 'jp': (122, 20, 219, 47), 'tw': (122, 18, 219, 46)}, color={'cn': (107, 110, 120), 'en': (107, 110, 120), 'jp': (99, 103, 114), 'tw': (107, 110, 120)}, button={'cn': (122, 18, 219, 46), 'en': (122, 18, 219, 46), 'jp': (122, 20, 219, 47), 'tw': (122, 18, 219, 46)}, file={'cn': './assets/cn/island_handler/ISLAND_RESTAURANT_CHECK.png', 'en': './assets/cn/island_handler/ISLAND_RESTAURANT_CHECK.png', 'jp': './assets/jp/island_handler/ISLAND_RESTAURANT_CHECK.png', 'tw': './assets/cn/island_handler/ISLAND_RESTAURANT_CHECK.png'})
 ISLAND_RESTAURANT_EVENT_BUFF = Button(area={'cn': (223, 451, 289, 475), 'en': (223, 451, 289, 475), 'jp': (223, 451, 289, 475), 'tw': (223, 451, 289, 475)}, color={'cn': (147, 165, 144), 'en': (147, 165, 144), 'jp': (147, 165, 144), 'tw': (147, 165, 144)}, button={'cn': (223, 451, 289, 475), 'en': (223, 451, 289, 475), 'jp': (223, 451, 289, 475), 'tw': (223, 451, 289, 475)}, file={'cn': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_BUFF.png', 'en': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_BUFF.png', 'jp': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_BUFF.png', 'tw': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_BUFF.png'})
 ISLAND_RESTAURANT_EVENT_CHECK = Button(area={'cn': (60, 116, 166, 162), 'en': (60, 116, 166, 162), 'jp': (60, 116, 166, 162), 'tw': (60, 116, 166, 162)}, color={'cn': (192, 191, 191), 'en': (192, 191, 191), 'jp': (192, 191, 191), 'tw': (192, 191, 191)}, button={'cn': (60, 116, 166, 162), 'en': (60, 116, 166, 162), 'jp': (60, 116, 166, 162), 'tw': (60, 116, 166, 162)}, file={'cn': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_CHECK.png', 'en': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_CHECK.png', 'jp': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_CHECK.png', 'tw': './assets/cn/island_handler/ISLAND_RESTAURANT_EVENT_CHECK.png'})
diff --git a/module/island_handler/exchange.py b/module/island_handler/exchange.py
new file mode 100644
index 000000000..cfab9d3a4
--- /dev/null
+++ b/module/island_handler/exchange.py
@@ -0,0 +1,69 @@
+from module.island_handler.shop_ui import IslandShopUI
+from module.island_handler.assets import *
+from module.logger import logger
+from module.ocr.ocr import Digit
+
+
+class IslandExchange(IslandShopUI):
+    def exchange_fish_meat(self, delta_count):
+        ocr = Digit(ISLAND_EXCHANGE_TOTAL_AMOUNT, lang='cnocr', letter=(60, 60, 60), threshold=160)
+        before_amount = None
+        for _ in self.loop(timeout=3):
+            before_amount = ocr.ocr(self.device.image)
+            if before_amount is not None:
+                break
+        else:
+            logger.warning('Unable to read fish amount before exchange')
+            return False
+        for _ in self.loop(timeout=3):
+            if self.handle_island_additional():
+                continue
+            if self.image_color_count(ISLAND_EXCHANGE_SELECT_ALL, color=(255, 255, 255), count=25):
+                break
+            if self.appear_then_click(ISLAND_EXCHANGE_SELECT_ALL, offset=(20, 20), interval=1):
+                continue
+        else:
+            logger.warning('No fish available for exchange')
+            return False
+        for _ in self.loop():
+            if self.handle_island_additional():
+                continue
+            if self.handle_island_popup_confirm('EXCHANGE'):
+                continue
+            if self.appear(ISLAND_EXCHANGE_SELECT_ALL, offset=(20, 20)):
+                break
+            if self.appear_then_click(ISLAND_EXCHANGE_CONFIRM, offset=(20, 20), interval=1):
+                continue
+        after_amount = before_amount
+        exchanged_amount = 0
+        for _ in self.loop(timeout=3):
+            if self.handle_island_additional():
+                continue
+            after_amount = ocr.ocr(self.device.image)
+            if after_amount is None:
+                continue
+            exchanged_amount = after_amount - before_amount
+            if exchanged_amount >= delta_count:
+                return True
+        else:
+            logger.warning(
+                f'Exchange failed, expected {delta_count}, '
+                f'but got {exchanged_amount} ({before_amount} -> {after_amount})'
+            )
+            return False
+
+    def island_shop_exchange(self, require_dict={}):
+        success = True
+        if 2521 in require_dict.keys():
+            # 2521 means Freshwater Fish Meat
+            self.island_shop_side_navbar_ensure(main_index=6, sub_index=0)
+            success = self.exchange_fish_meat(delta_count=require_dict[2521]) and success
+        if 2522 in require_dict.keys():
+            # 2522 means Saltwater Fish Meat
+            self.island_shop_side_navbar_ensure(main_index=6, sub_index=1)
+            success = self.exchange_fish_meat(delta_count=require_dict[2522]) and success
+        return success
+
+    def island_shop_exchange_all_fish_meat(self):
+        """Exchange all available freshwater and saltwater fish in one visit."""
+        return self.island_shop_exchange({2521: 0, 2522: 0})