From 17c4e316f89bbefff468e8bfb0c3d1d8af4628b2 Mon Sep 17 00:00:00 2001
From: Starport75 <weber.austint@gmail.com>
Date: Sat, 2 Sep 2023 21:27:57 -0500
Subject: [PATCH] Save data implementation

---
 include/save_data_manager.h  | 15 +++++++++++++++
 source/flash_mem.cpp         |  2 +-
 source/main.cpp              | 12 +++++++++---
 source/pokedex.cpp           |  5 +++--
 source/save_data_manager.cpp | 31 ++++++++++++++++++++++++++++---
 5 files changed, 56 insertions(+), 9 deletions(-)

diff --git a/include/save_data_manager.h b/include/save_data_manager.h
index e69de29..b5d6a4a 100644
--- a/include/save_data_manager.h
+++ b/include/save_data_manager.h
@@ -0,0 +1,15 @@
+#ifndef SAVE_DATA_MANAGER_H
+#define SAVE_DATA_MANAGER_H
+
+#include <tonc.h>
+
+#define HALL_OF_FAME 0x01C000
+#define MYSTERY_GIFT 0x01E000
+#define HOF_SECTION 2032
+
+void load_save_data();
+void write_save_data();
+bool is_caught(int dex_num);
+void set_caught(int dex_num);
+
+#endif
diff --git a/source/flash_mem.cpp b/source/flash_mem.cpp
index 5bebf6a..1bf6271 100644
--- a/source/flash_mem.cpp
+++ b/source/flash_mem.cpp
@@ -8,7 +8,7 @@
 vu32 newest_save_offset = MEM_CRAM + SAVE_A_OFFSET;
 
 vu32 memory_section_array[14] = {};
-u8 memory_buffer[0x1000];
+u8 memory_buffer[1];
 char mem_name = 'A';
 
 
diff --git a/source/main.cpp b/source/main.cpp
index 3ec22b3..3274ae1 100644
--- a/source/main.cpp
+++ b/source/main.cpp
@@ -4,7 +4,7 @@
 #include <maxmod.h>
 
 #include "debug.h"
-#include "flash_mem.h"
+//#include "flash_mem.h"
 #include "gba_flash.h"
 #include "interrupt.h"
 #include "gb_link.h"
@@ -26,6 +26,7 @@
 #include "pokedex.h"
 #include "global_frame_counter.h"
 #include "pkmn_font.h"
+#include "save_data_manager.h"
 
 /*TODO:
 --------
@@ -56,6 +57,11 @@ INJECTION:
 - Randomize base seed
 - Enable ribbon viewing
 
+SAVE DATA:
+- Add warning
+- Add ability to erase
+- Add check for Hall of Fame
+
 TESTING:
 - Test all the aspects of a Pokemon (Shiny, Pokerus, etc.)
 - Test invalid moves
@@ -106,10 +112,10 @@ int main(void)
 	irq_enable(II_VBLANK);
 
 	flash_init(FLASH_SIZE_128KB);
-	initalize_memory_locations();
+	//initalize_memory_locations();
+	load_save_data();
 	rand_set_seed(0x12162001);
 	init_text_engine();
-
 	add_script_party_var(party);
 
 	// Sound bank init
diff --git a/source/pokedex.cpp b/source/pokedex.cpp
index bd71b86..1030938 100644
--- a/source/pokedex.cpp
+++ b/source/pokedex.cpp
@@ -7,6 +7,7 @@
 #include "sprite_data.h"
 #include "pokemon_data.h"
 #include "global_frame_counter.h"
+#include "save_data_manager.h"
 
 Dex dex_array[DEX_MAX];
 int dex_shift = 0;
@@ -74,9 +75,9 @@ int pokedex_loop()
     for (int i = 0; i < DEX_MAX; i++)
     {
         tte_set_pos(dex_x_cord + (1 * 8), (i * 8 * 3) + 16);
-        tte_write("^");
+        tte_write(is_caught(dex_shift + i + 1) ? "^" : " ");
         tte_set_pos(dex_x_cord + (3 * 8), (i * 8 * 3) + 16);
-        tte_write(std::string(NAMES[dex_shift + i]).data());
+        tte_write(is_caught(dex_shift + i + 1) ? std::string(NAMES[dex_shift + i]).data() : "----------");
         tte_set_pos(dex_x_cord + (14 * 8), (i * 8 * 3) + 16);
         tte_write("000");
         if(dex_shift + i + 1 < 10){
diff --git a/source/save_data_manager.cpp b/source/save_data_manager.cpp
index 97d44ad..007a487 100644
--- a/source/save_data_manager.cpp
+++ b/source/save_data_manager.cpp
@@ -1,6 +1,31 @@
 #include <tonc.h>
+#include "save_data_manager.h"
 #include "gba_flash.h"
 
-#define HALL_OF_FAME 0x01C000
-#define MYSTERY_GIFT 0x01E000
-#define HOF_SECTION 3968
+u8 save_data_buffer[0x1000];
+
+
+void load_save_data(){
+    flash_read(HALL_OF_FAME + 0x1000, &save_data_buffer[0], 0x1000);
+}
+
+void write_save_data(){
+    flash_write(HALL_OF_FAME + 0x1000, &save_data_buffer[0], 0x1000);
+}
+
+bool is_caught(int dex_num){
+    return (((save_data_buffer[HOF_SECTION + (dex_num / 8)]) >> dex_num % 8) & 1);
+}
+
+void set_caught(int dex_num){
+    save_data_buffer[HOF_SECTION + (dex_num / 8)] = save_data_buffer[HOF_SECTION + (dex_num / 8)] | (1 << (dex_num % 8));
+}
+
+/* Data map:
+
+Byte 0: Has made it through the tutorial
+0 - 31: Caught data
+
+
+
+*/
\ No newline at end of file