From b7eab542df8e5be2cdc2180dba2dfedc66f07a14 Mon Sep 17 00:00:00 2001
From: Czarek Nakamoto <cyjan@mrcyjanek.net>
Date: Thu, 25 Apr 2024 10:07:36 +0200
Subject: wownero-seed support

---
 .../src/main/cpp/wallet2_api_c.cpp                 | 40 +++++++++++++++++++++-
 .../src/main/cpp/wallet2_api_c.h                   |  4 +++
 2 files changed, 43 insertions(+), 1 deletion(-)

(limited to 'wownero_libwallet2_api_c/src')

diff --git a/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.cpp b/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.cpp
index 097c321..fbc2332 100644
--- a/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.cpp
+++ b/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.cpp
@@ -5,7 +5,7 @@
 #include <cstring>
 #include <thread>
 #include "../../../../wownero/src/wallet/api/wallet2_api.h"
-
+#include "../../../../external/wownero-seed/include/wownero_seed/wownero_seed.hpp"
 
 #ifdef __cplusplus
 extern "C"
@@ -1862,6 +1862,44 @@ uint64_t WOWNERO_cw_WalletListener_height(void* cw_walletListener_ptr) {
     return listener->cw_isNeedToRefresh();
 };
 
+// 14-word polyseed compat
+// wow was really quick to implement polyseed support (aka wownero-seed), which
+// results in this maintenance burden we have to go through.
+//
+// Code is borrowed from
+// https://github.com/cypherstack/flutter_libmonero/blob/2c684cedba6c3d9353c7ea748cadb5a246008027/cw_wownero/ios/Classes/wownero_api.cpp#L240
+// this code slightly goes against the way of being simple
+void* WOWNERO_deprecated_restore14WordSeed(char *path, char *password, char *language, int32_t networkType, char *error) {
+    Monero::NetworkType _networkType = static_cast<Monero::NetworkType>(networkType);
+    Monero::WalletManager *walletManager = Monero::WalletManagerFactory::getWalletManager();
+
+    // 14 word seeds /*
+    time_t time = std::time(nullptr);
+    wownero_seed wow_seed(time, "wownero");
+
+    std::stringstream seed_stream;
+    seed_stream << wow_seed;
+    std::string seed = seed_stream.str();
+
+    std::stringstream key_stream;
+    key_stream << wow_seed.key();
+    std::string spendKey = key_stream.str();
+
+    uint64_t restoreHeight = wow_seed.blockheight();
+
+    Monero::Wallet *wallet = walletManager->createDeterministicWalletFromSpendKey(
+        std::string(path),
+        std::string(password),
+        std::string(language),
+        static_cast<Monero::NetworkType>(_networkType),
+        (uint64_t)restoreHeight,
+        spendKey,
+        1);
+    wallet->setCacheAttribute("cake.seed", seed);
+    return reinterpret_cast<void*>(wallet);
+}
+
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.h b/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.h
index d95ec69..1482910 100644
--- a/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.h
+++ b/wownero_libwallet2_api_c/src/main/cpp/wallet2_api_c.h
@@ -1004,6 +1004,10 @@ extern ADDAPI bool WOWNERO_cw_WalletListener_isNewTransactionExist(void* cw_wall
 extern ADDAPI void WOWNERO_cw_WalletListener_resetIsNewTransactionExist(void* cw_walletListener_ptr);
 extern ADDAPI uint64_t WOWNERO_cw_WalletListener_height(void* cw_walletListener_ptr);
 
+// legacy
+
+extern ADDAPI void* WOWNERO_deprecated_restore14WordSeed(char *path, char *password, char *language, int32_t networkType, char *error);
+
 #ifdef __cplusplus
 }
 #endif
\ No newline at end of file
-- 
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