From a4d765cc82b33f40795cae67c47375303b26ed6a Mon Sep 17 00:00:00 2001
From: anod <182859762@qq.com>
Date: Fri, 28 Apr 2023 07:33:13 +0800
Subject: [PATCH] =?UTF-8?q?=E7=BB=99=E9=94=AE=E4=BD=8D=E9=85=8D=E7=BD=AE?=
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---
 include/arm11/keyremix.h   |  2 ++
 source/arm11/filebrowser.c | 44 +++++++++++++++++++++++++++++++-------
 source/arm11/keyremix.c    | 44 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 82 insertions(+), 8 deletions(-)

diff --git a/include/arm11/keyremix.h b/include/arm11/keyremix.h
index 7e66864..f1712a6 100644
--- a/include/arm11/keyremix.h
+++ b/include/arm11/keyremix.h
@@ -29,5 +29,7 @@ extern key_remix_t g_keyremixConfig[KEY_REMIX_LIMIT];
 uint16_t keyremix_cheatkey();
 void keyremix_freeze();
 void keyremix_update( uint16_t active_cheatkey );
+const char* keyremix_dump( char* gbafile );
+const char* keyremix_load( char* gbafile );
 
 #endif//_KEY_REMIX_H_
diff --git a/source/arm11/filebrowser.c b/source/arm11/filebrowser.c
index 97769ef..0c3fe02 100644
--- a/source/arm11/filebrowser.c
+++ b/source/arm11/filebrowser.c
@@ -511,14 +511,23 @@ static inline void key_tips( key_remix_t *p, atp_boolean_t checking, atp_itemcfg
 	}
 }
 
+#define KCP_OPTION_BASE 1000
 static atp_error_t select_krp( atp_callerdata_t, atp_counter_t index, atp_itemcfg_t *cfg )
 {
 	static char name[20];
-	ee_snprintf(name, sizeof(name), "键位配置项%ld", index+1);
-	cfg->text = name;
-	cfg->value = index;
-	key_remix_t *p = &g_keyremixConfig[index];
-	key_tips(p, 1, cfg);
+	if( index < KEY_REMIX_LIMIT )
+	{
+		ee_snprintf(name, sizeof(name), "键位配置项%ld", index+1);
+		cfg->text = name;
+		cfg->value = index;
+		key_remix_t *p = &g_keyremixConfig[index];
+		key_tips(p, 1, cfg);
+	}
+	else
+	{
+		cfg->text = index == KEY_REMIX_LIMIT ? "保存当前配置到SD卡" : "读取已保存的配置";
+		cfg->value = KCP_OPTION_BASE + index-KEY_REMIX_LIMIT;
+	}
 	return ATP_SUCCESS;
 }
 
@@ -827,11 +836,30 @@ static atp_pageopt_t serve_on_key( atp_callerdata_t data, atp_counter_t index, a
 		{
 			if ( status == DISP_KPOS)
 			{
-				res = atp_select( "选择配置项后，按A进行键位配置", KEY_REMIX_LIMIT, select_krp, NULL, NULL, position, 0, &position );
+				res = atp_select( "选择配置项后，按A进行键位配置", KEY_REMIX_LIMIT+2, select_krp, NULL, NULL, position, 0, &position );
 				if( res == ATP_SUCCESS )
 				{
-					status = DISP_SETK;
-					field = 0;
+					void* *dat = (void **)data;
+					DirList const *dList = (DirList*)dat[0];
+					char *file = &dList->ptrs[index][1];
+
+					if( position < KEY_REMIX_LIMIT )
+					{
+						status = DISP_SETK;
+						field = 0;
+					}
+					else if( position == KCP_OPTION_BASE )
+					{
+						const char *err = keyremix_dump( file );
+						if( !err ) status = DISP_DONE;
+						else atp_show( 1, disp_str, err );
+					}
+					else 
+					{
+						const char *err = keyremix_load( file );
+						if( !err ) position = 0;
+						else atp_show( 1, disp_str, err );
+					}
 				}
 				else break;
 			}
diff --git a/source/arm11/keyremix.c b/source/arm11/keyremix.c
index dc9621b..b308c3f 100644
--- a/source/arm11/keyremix.c
+++ b/source/arm11/keyremix.c
@@ -1,4 +1,6 @@
 #include <string.h>
+#include "fs.h"
+#include "drivers/lgy.h"
 #include "arm11/keyremix.h"
 
 key_remix_t g_keyremixConfig[KEY_REMIX_LIMIT];
@@ -77,6 +79,10 @@ void keyremix_update( uint16_t active_cheatkey )
 		*hid_mode = active_cheatkey;
 		*hid_set = ~active_cheatkey;
 	}
+    else if( frozen_end == frozen_start )// 空白键位设置，走原来流程就好
+    {
+        LGY_handleOverrides();
+    }
     else
     {
         conkey_t res = now & CON_KEY_MASK;
@@ -120,4 +126,42 @@ void keyremix_update( uint16_t active_cheatkey )
         *hid_set = ~res;
     }
     prev_status = now;
+}
+
+const char* keyremix_load( char *file )
+{
+    FILINFO fi;
+	int len = strlen( file );
+	file[len-1] = 'm';
+	file[len-2] = 'r';
+	file[len-3] = 'k';
+    const char *retval = NULL;
+	if( fStat(file, &fi) == RES_OK )
+	{
+		u8 dat[sizeof(g_keyremixConfig)];
+		if( RES_OK == fsQuickRead(file, dat, 8 ) )
+			memcpy( g_keyremixConfig, dat, sizeof(g_keyremixConfig) );
+        else retval = "读文件失败";
+	}
+    else retval = "文件不存在";
+	file[len-1] = 'a';
+	file[len-2] = 'b';
+	file[len-3] = 'g';
+    return retval;
+}
+
+const char* keyremix_dump( char *file )
+{
+    FILINFO fi;
+	int len = strlen( file );
+	file[len-1] = 'm';
+	file[len-2] = 'r';
+	file[len-3] = 'k';
+    const char *retval = NULL;
+    if( RES_OK != fsQuickWrite(file, g_keyremixConfig, sizeof(g_keyremixConfig) ) )
+        retval = "保存失败";
+	file[len-1] = 'a';
+	file[len-2] = 'b';
+	file[len-3] = 'g';
+    return retval;
 }
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