Start berry_pouch decomp

1 files changed, 233 insertions, 0 deletions

diff --git a/src/berry_pouch.c b/src/berry_pouch.c
new file mode 100644
index 000000000..c9894923c
--- /dev/null
+++ b/src/berry_pouch.c
@@ -0,0 +1,233 @@
+#include "global.h"
+#include "malloc.h"
+#include "bg.h"
+#include "palette.h"
+#include "text.h"
+#include "berry_pouch.h"
+#include "item_menu.h"
+#include "menu_helpers.h"
+#include "new_menu_helpers.h"
+#include "scanline_effect.h"
+#include "item_menu_icons.h"
+#include "list_menu.h"
+#include "constants/items.h"
+
+struct BerryPouchStruct_203F36C
+{
+    u32 unk_000;
+    u8 filler_004[2];
+    u8 unk_006;
+    u8 filler_007[2];
+    u8 unk_009;
+    u8 filler_00a[2];
+    u8 filler_00c[0x800];
+    u16 unk_80C[4];
+};
+
+struct BerryPouchStruct_203F370
+{
+    void (*savedCallback)(void);
+    u8 unk_04;
+    u8 unk_05;
+    u8 filler_06[2];
+    u16 unk_08;
+    u16 unk_0A;
+};
+
+EWRAM_DATA struct BerryPouchStruct_203F36C *gUnknown_203F36C = NULL;
+EWRAM_DATA struct BerryPouchStruct_203F370 gUnknown_203F370 = {};
+
+void sub_813CE30(void);
+bool8 sub_813CE5C(void);
+void sub_813D00C(void);
+void sub_813D048(u8 taskId);
+void sub_813D07C(void);
+bool8 sub_813D0E4(void);
+bool8 sub_813D1C0(void);
+void sub_813D204(void);
+void sub_813D5BC(void);
+void sub_813D6A4(void);
+void sub_813D6F4(void);
+void sub_813D754(void);
+void sub_813D7CC(void);
+void sub_813D8AC(void);
+void sub_813DA68(u8 taskId);
+void sub_813E910(void);
+void sub_813EC08(void);
+
+void InitBerryPouch(u8 a0, void (*savedCallback)(void), u8 a2)
+{
+    u8 i;
+
+    gUnknown_203F36C = Alloc(sizeof(struct BerryPouchStruct_203F36C));
+    if (gUnknown_203F36C == NULL)
+    {
+        SetMainCallback2(savedCallback);
+    }
+    else
+    {
+        if (a0 != 6)
+            gUnknown_203F370.unk_04 = a0;
+        if (a2 != 0xFF)
+            gUnknown_203F370.unk_05 = a2;
+        if (savedCallback != NULL)
+            gUnknown_203F370.savedCallback = savedCallback;
+        gUnknown_203F36C->unk_000 = 0;
+        gUnknown_203F36C->unk_009 = 0;
+        gUnknown_203F36C->unk_006 = 0xFF;
+        for (i = 0; i < 4; i++)
+            gUnknown_203F36C->unk_80C[i] = 0;
+        gTextFlags.autoScroll = FALSE;
+        gSpecialVar_ItemId = ITEM_NONE;
+        SetMainCallback2(sub_813CE30);
+    }
+}
+
+void sub_813CE00(void)
+{
+    RunTasks();
+    AnimateSprites();
+    BuildOamBuffer();
+    DoScheduledBgTilemapCopiesToVram();
+    UpdatePaletteFade();
+}
+
+void sub_813CE1C(void)
+{
+    LoadOam();
+    ProcessSpriteCopyRequests();
+    TransferPlttBuffer();
+}
+
+void sub_813CE30(void)
+{
+    while (1)
+    {
+        if (sub_80BF72C() == TRUE)
+            break;
+        if (sub_813CE5C() == TRUE)
+            break;
+        if (MenuHelpers_LinkSomething() == TRUE)
+            break;
+    }
+}
+
+bool8 sub_813CE5C(void)
+{
+    u8 taskId;
+
+    switch (gMain.state)
+    {
+    case 0:
+        SetVBlankHBlankCallbacksToNull();
+        ClearScheduledBgCopiesToVram();
+        gMain.state++;
+        break;
+    case 1:
+        ScanlineEffect_Stop();
+        gMain.state++;
+        break;
+    case 2:
+        FreeAllSpritePalettes();
+        gMain.state++;
+        break;
+    case 3:
+        ResetPaletteFade();
+        gMain.state++;
+        break;
+    case 4:
+        ResetSpriteData();
+        gMain.state++;
+        break;
+    case 5:
+        ResetItemMenuIconState();
+        gMain.state++;
+        break;
+    case 6:
+        if (!MenuHelpers_LinkSomething())
+            ResetTasks();
+        gMain.state++;
+        break;
+    case 7:
+        sub_813D07C();
+        gUnknown_203F36C->unk_80C[0] = 0;
+        gMain.state++;
+        break;
+    case 8:
+        if (sub_813D0E4())
+            gMain.state++;
+        break;
+    case 9:
+        sub_813E910();
+        gMain.state++;
+        break;
+    case 10:
+        sub_813D8AC();
+        sub_813D6F4();
+        sub_813D754();
+        gMain.state++;
+        break;
+    case 11:
+        if (!sub_813D1C0())
+        {
+            sub_813D00C();
+            return TRUE;
+        }
+        gMain.state++;
+        break;
+    case 12:
+        sub_813D204();
+        gMain.state++;
+        break;
+    case 13:
+        sub_813D6A4();
+        gMain.state++;
+        break;
+    case 14:
+        taskId = CreateTask(sub_813DA68, 0);
+        gTasks[taskId].data[0] = ListMenuInit(&gMultiuseListMenuTemplate, gUnknown_203F370.unk_0A, gUnknown_203F370.unk_08);
+        gTasks[taskId].data[8] = 0;
+        gMain.state++;
+        break;
+    case 15:
+        sub_813EC08();
+        gMain.state++;
+        break;
+    case 16:
+        sub_813D5BC();
+        gMain.state++;
+        break;
+    case 17:
+        BlendPalettes(0xFFFFFFFF, 16, RGB_BLACK);
+        gMain.state++;
+        break;
+    case 18:
+        BeginNormalPaletteFade(0xFFFFFFFF, -2, 16, 0, RGB_BLACK);
+        gMain.state++;
+        break;
+    default:
+        SetVBlankCallback(sub_813CE1C);
+        SetMainCallback2(sub_813CE00);
+        return TRUE;
+    }
+
+    return FALSE;
+}
+
+void sub_813D00C(void)
+{
+    BeginNormalPaletteFade(0xFFFFFFFF, -2, 0, 16, RGB_BLACK);
+    CreateTask(sub_813D048, 0);
+    SetVBlankCallback(sub_813CE1C);
+    SetMainCallback2(sub_813CE00);
+}
+
+void sub_813D048(u8 taskId)
+{
+    if (!gPaletteFade.active)
+    {
+        SetMainCallback2(gUnknown_203F370.savedCallback);
+        sub_813D7CC();
+        DestroyTask(taskId);
+    }
+}