decompile birch_pc

2 files changed, 120 insertions, 6 deletions

diff --git a/src/birch_pc.c b/src/birch_pc.c
new file mode 100644
index 000000000..89eafc0ce
--- /dev/null
+++ b/src/birch_pc.c
@@ -0,0 +1,114 @@
+#include "global.h"
+#include "asm.h"
+#include "event_data.h"
+#include "field_message_box.h"
+#include "pokedex.h"
+#include "species.h"
+
+extern u16 gSpecialVar_0x8004;
+extern u16 gSpecialVar_0x8005;
+extern u16 gSpecialVar_0x8006;
+
+extern const u8 gUnknown_081C4520[];
+extern const u8 gUnknown_081C456A[];
+extern const u8 gUnknown_081C45B0[];
+extern const u8 gUnknown_081C45F9[];
+extern const u8 gUnknown_081C4648[];
+extern const u8 gUnknown_081C467E[];
+extern const u8 gUnknown_081C46B9[];
+extern const u8 gUnknown_081C46FE[];
+extern const u8 gUnknown_081C4747[];
+extern const u8 gUnknown_081C4780[];
+extern const u8 gUnknown_081C47DF[];
+extern const u8 gUnknown_081C4828[];
+extern const u8 gUnknown_081C4863[];
+extern const u8 gUnknown_081C489C[];
+extern const u8 gUnknown_081C48EB[];
+extern const u8 gUnknown_081C4936[];
+extern const u8 gUnknown_081C49A2[];
+extern const u8 gUnknown_081C4A06[];
+extern const u8 gUnknown_081C4A4F[];
+extern const u8 gUnknown_081C4A91[];
+extern const u8 gUnknown_081C4ADA[];
+
+bool16 ScriptGetPokedexInfo(void)
+{
+    if (!gSpecialVar_0x8004)
+    {
+        gSpecialVar_0x8005 = GetHoennPokedexCount(0);
+        gSpecialVar_0x8006 = GetHoennPokedexCount(1);
+    }
+    else
+    {
+        gSpecialVar_0x8005 = GetNationalPokedexCount(0);
+        gSpecialVar_0x8006 = GetNationalPokedexCount(1);
+    }
+
+    return IsNationalPokedexEnabled();
+}
+
+const u8 *GetPokedexRatingText(u16 count)
+{
+    if (count < 10)
+        return gUnknown_081C4520;
+    if (count < 20)
+        return gUnknown_081C456A;
+    if (count < 30)
+        return gUnknown_081C45B0;
+    if (count < 40)
+        return gUnknown_081C45F9;
+    if (count < 50)
+        return gUnknown_081C4648;
+    if (count < 60)
+        return gUnknown_081C467E;
+    if (count < 70)
+        return gUnknown_081C46B9;
+    if (count < 80)
+        return gUnknown_081C46FE;
+    if (count < 90)
+        return gUnknown_081C4747;
+    if (count < 100)
+        return gUnknown_081C4780;
+    if (count < 110)
+        return gUnknown_081C47DF;
+    if (count < 120)
+        return gUnknown_081C4828;
+    if (count < 130)
+        return gUnknown_081C4863;
+    if (count < 140)
+        return gUnknown_081C489C;
+    if (count < 150)
+        return gUnknown_081C48EB;
+    if (count < 160)
+        return gUnknown_081C4936;
+    if (count < 170)
+        return gUnknown_081C49A2;
+    if (count < 180)
+        return gUnknown_081C4A06;
+    if (count < 190)
+        return gUnknown_081C4A4F;
+    if (count < 200)
+        return gUnknown_081C4A91;
+    if (count == 200)
+    {
+        if (sub_8090D90(SpeciesToNationalPokedexNum(SPECIES_JIRACHI), 1)
+         || sub_8090D90(SpeciesToNationalPokedexNum(SPECIES_DEOXYS), 1))
+            return gUnknown_081C4A91;
+        return gUnknown_081C4ADA;
+    }
+    if (count == 201)
+    {
+        if (sub_8090D90(SpeciesToNationalPokedexNum(SPECIES_JIRACHI), 1)
+         && sub_8090D90(SpeciesToNationalPokedexNum(SPECIES_DEOXYS), 1))
+            return gUnknown_081C4A91;
+        return gUnknown_081C4ADA;
+    }
+    if (count == 202)
+        return gUnknown_081C4ADA;
+    return gUnknown_081C4520;
+}
+
+void ShowPokedexRatingMessage(void)
+{
+    ShowFieldMessage(GetPokedexRatingText(gSpecialVar_0x8004));
+}
diff --git a/src/field_message_box.c b/src/field_message_box.c
index 2a5f90d15..798725540 100644
--- a/src/field_message_box.c
+++ b/src/field_message_box.c
@@ -15,7 +15,7 @@ static u8 sMessageBoxMode;
 static void Task_FieldMessageBox(u8 taskId);
 static void CreateFieldMessageBoxTask(void);
 static void DestroyFieldMessageBoxTask(void);
-static void PrintFieldMessage(u8 *message);
+static void PrintFieldMessage(const u8 *message);
 static void PrintFieldMessageFromStringVar4(void);
 
 void InitFieldMessageBox(void)
@@ -67,7 +67,7 @@ static void DestroyFieldMessageBoxTask(void)
         DestroyTask(taskId);
 }
 
-bool8 ShowFieldMessage(u8 *message)
+bool8 ShowFieldMessage(const u8 *message)
 {
     if (sMessageBoxMode != FIELD_MESSAGE_BOX_HIDDEN)
     {
@@ -81,7 +81,7 @@ bool8 ShowFieldMessage(u8 *message)
     }
 }
 
-bool8 ShowFieldAutoScrollMessage(u8 *message)
+bool8 ShowFieldAutoScrollMessage(const u8 *message)
 {
     if (sMessageBoxMode != FIELD_MESSAGE_BOX_HIDDEN)
     {
@@ -95,14 +95,14 @@ bool8 ShowFieldAutoScrollMessage(u8 *message)
     }
 }
 
-bool8 unref_sub_8064BB8(u8 *message)
+bool8 unref_sub_8064BB8(const u8 *message)
 {
     sMessageBoxMode = FIELD_MESSAGE_BOX_AUTO_SCROLL;
     PrintFieldMessage(message);
     return TRUE;
 }
 
-bool8 unref_sub_8064BD0(u8 *message)
+bool8 unref_sub_8064BD0(const u8 *message)
 {
     if (sMessageBoxMode != FIELD_MESSAGE_BOX_HIDDEN)
     {
@@ -116,7 +116,7 @@ bool8 unref_sub_8064BD0(u8 *message)
     }
 }
 
-static void PrintFieldMessage(u8 *message)
+static void PrintFieldMessage(const u8 *message)
 {
     StringExpandPlaceholders(gStringVar4, message);
     sub_8002EB0(&gFieldMessageBoxWindow, gStringVar4, gMenuTextTileOffset, 2, 15);