From 2d72e4732255ba9401b979e21f23b4b18ac1a55f Mon Sep 17 00:00:00 2001
From: raicool <raicool@github.com>
Date: Fri, 18 Aug 2023 10:27:13 -0400
Subject: [PATCH] create mii struct

---
 src/app.cpp           |  2 ++
 src/file/ghost.h      |  3 +++
 src/file/mii.h        | 36 ++++++++++++++++++++++++++++++++++++
 src/file/spotpass.cpp | 26 ++++++++++++++------------
 src/file/spotpass.h   |  2 ++
 5 files changed, 57 insertions(+), 12 deletions(-)
 create mode 100644 src/file/mii.h

diff --git a/src/app.cpp b/src/app.cpp
index dc92bfb..aa0408f 100644
--- a/src/app.cpp
+++ b/src/app.cpp
@@ -63,6 +63,8 @@ void app::open_spotpass_folder()
 	uint8_t cup = 0;
 	const char* folder_dir = open_folder();
 
+	if (!folder_dir) return;
+
 	for (const std::filesystem::directory_entry& file : std::filesystem::recursive_directory_iterator(folder_dir))
 	{
 		auto file_name = file.path().filename();
diff --git a/src/file/ghost.h b/src/file/ghost.h
index 1af88c6..760fd2c 100644
--- a/src/file/ghost.h
+++ b/src/file/ghost.h
@@ -1,5 +1,6 @@
 #pragma once
 
+struct mii;
 struct ghost
 {
 	uint32_t file_offset = 0; //< where ghost's data starts in spotpass file (if applicable)
@@ -19,4 +20,6 @@ struct ghost
 	uint8_t kart_id;
 	uint8_t tire_id;
 	uint8_t glider_id;
+
+	mii mii_data;
 };
\ No newline at end of file
diff --git a/src/file/mii.h b/src/file/mii.h
new file mode 100644
index 0000000..0d4a3f8
--- /dev/null
+++ b/src/file/mii.h
@@ -0,0 +1,36 @@
+#pragma once
+
+enum character_set_t
+{
+	JPN_USA_EUR,
+	CHN,
+	KOR,
+	TWN,
+};
+
+enum console_t
+{
+	WII,
+	DS,
+	N3DS,
+	WIIU_SWITCH,
+};
+
+struct mii
+{
+	char version;
+	char : 0;
+	bool copy           : 1;
+	char name_profanity : 1;
+	char region         : 2;
+	char character_set  : 2;
+	char : 0;
+	char page_idx : 2;
+	char slot_idx : 2;
+	char : 0;
+	char console : 3;
+	char : 0;
+	unsigned long sys_id;
+
+	char data[0x3c];
+};
\ No newline at end of file
diff --git a/src/file/spotpass.cpp b/src/file/spotpass.cpp
index 5bcbe92..5c9db40 100644
--- a/src/file/spotpass.cpp
+++ b/src/file/spotpass.cpp
@@ -53,24 +53,26 @@ uint8_t spotpass::load(const char* dir)
 
 			offset += 4;
 			bin_read<uint32_t>(&u32buffer, spotpass_data, &offset);
-			ghosts[ghost_count]->fp_flag      = (u32buffer >> 27) & 0x01;
-			ghosts[ghost_count]->finished_ms  = (u32buffer >> 14) & 0x3ff;
-			ghosts[ghost_count]->finished_sec = (u32buffer >> 7)  & 0x7f;
-			ghosts[ghost_count]->finished_min = (u32buffer >> 0)  & 0x7f;
-
+			ghosts[ghost_count]->finished_min = (u32buffer >> 0)  & 0x7f;  // 7 bit
+			ghosts[ghost_count]->finished_sec = (u32buffer >> 7)  & 0x7f;  // 7 bit
+			ghosts[ghost_count]->finished_ms  = (u32buffer >> 14) & 0x3ff; // 10 bit
+			ghosts[ghost_count]->fp_flag      = (u32buffer >> 27) & 0x01;  // 1 bit
+			
 			offset += 12;
-			// do some bit manipulation magic to get character and kart config
 			bin_read<uint32_t>(&u32buffer, spotpass_data, offset);
-			ghosts[ghost_count]->course_id    = (u32buffer >> 0)  & 0x3f;
-			ghosts[ghost_count]->character_id = (u32buffer >> 6)  & 0x0f;
-			ghosts[ghost_count]->kart_id      = (u32buffer >> 11) & 0x0f;
-			ghosts[ghost_count]->tire_id      = (u32buffer >> 16) & 0x0f;
-			ghosts[ghost_count]->glider_id    = (u32buffer >> 20) & 0x0f;
+			ghosts[ghost_count]->course_id    = (u32buffer >> 0)  & 0x3f; // 6 bit
+			ghosts[ghost_count]->character_id = (u32buffer >> 6)  & 0x0f; // 5 bit
+			ghosts[ghost_count]->kart_id      = (u32buffer >> 11) & 0x0f; // 5 bit
+			ghosts[ghost_count]->tire_id      = (u32buffer >> 16) & 0x0f; // 4 bit
+			ghosts[ghost_count]->glider_id    = (u32buffer >> 20) & 0x0f; // 4 bit
 
 			offset += 4;
 			char mii_name[0x14];
-			bin_read<char>(mii_name, spotpass_data, offset, 0x14);
+			bin_read<char>(mii_name, spotpass_data, &offset, 0x14);
 			ghosts[ghost_count]->player_name = utf16be(mii_name, 0x14).c_str();
+
+			offset += 4;
+			bin_read<mii>(&ghosts[ghost_count]->mii_data, spotpass_data, offset);
 			ghost_count++;
 		}
 	}
diff --git a/src/file/spotpass.h b/src/file/spotpass.h
index 5f10c85..ec4155d 100644
--- a/src/file/spotpass.h
+++ b/src/file/spotpass.h
@@ -1,5 +1,6 @@
 #pragma once
 
+#include "mii.h"
 #include "ghost.h"
 
 struct spotpass
@@ -15,6 +16,7 @@ struct spotpass
 
 	uint8_t load(const char* dir);
 	void reload();
+
 	void overwrite_ghost(uint32_t offset, const char* ghost_directory);
 	void delete_ghost(ghost* _ghost);
 	bool add_ghost(const char* ghost_directory);