Decompile player_pc

2019-10-12 16:30:51 -04:00
parent ce18093251
commit 11b027d13c
27 changed files with 832 additions and 2018 deletions
@@ -0,0 +1,741 @@
+#include "global.h"
+#include "palette.h"
+#include "item.h"
+#include "task.h"
+#include "menu_indicators.h"
+#include "new_menu_helpers.h"
+#include "strings.h"
+#include "menu.h"
+#include "mail.h"
+#include "mail_data.h"
+#include "help_system.h"
+#include "sound.h"
+#include "overworld.h"
+#include "script.h"
+#include "mailbox_pc.h"
+#include "player_pc.h"
+#include "field_weather.h"
+#include "event_scripts.h"
+#include "field_fadetransition.h"
+#include "string_util.h"
+#include "item_menu.h"
+#include "item_pc.h"
+#include "party_menu.h"
+#include "constants/items.h"
+#include "constants/songs.h"
+
+#define PC_ITEM_ID  0
+#define PC_QUANTITY 1
+#define NEW_GAME_PC_ITEMS(i, type) ((u16)((u16 *)gNewGamePCItems + type)[i * 2])
+
+#define tCount          data[2]
+#define tPageItems      data[4]
+#define tItemPcParam    data[6]
+#define tWindowId       data[10]
+#define tListMenuTaskId data[11]
+
+static EWRAM_DATA const u8 *sItemOrder = NULL;
+static EWRAM_DATA u8 sTopMenuItemCount = 0;
+EWRAM_DATA struct PlayerPCItemPageStruct gPlayerPcMenuManager = {};
+
+#define SELECTED_MAIL (gSaveBlock1Ptr->mail[PC_MAIL_NUM(gPlayerPcMenuManager.scrollOffset) + gPlayerPcMenuManager.selectedRow])
+
+static void Task_DrawPlayerPcTopMenu(u8 taskId);
+static void Task_TopMenuHandleInput(u8 taskId);
+static void Task_PlayerPcItemStorage(u8 taskId);
+static void Task_PlayerPcMailbox(u8 taskId);
+static void Task_PlayerPcTurnOff(u8 taskId);
+static void Task_CreateItemStorageSubmenu(u8 taskId, u8 cursorPos);
+static void PrintStringOnWindow0WithDialogueFrame(const u8 *str);
+static void Task_TopMenu_ItemStorageSubmenu_HandleInput(u8 taskId);
+static void Task_PlayerPcDepositItem(u8 taskId);
+static void Task_DepositItem_WaitFadeAndGoToBag(u8 taskId);
+static void CB2_ReturnFromDepositMenu(void);
+static void Task_PlayerPcWithdrawItem(u8 taskId);
+static void CB2_ReturnFromWithdrawMenu(void);
+static void Task_WithdrawItemBeginFade(u8 taskId);
+static void Task_PlayerPcCancel(u8 taskId);
+static void Tsak_SetPageItemVars(u8 taskId);
+static u8 CountPCMail(void);
+static void PCMailCompaction(void);
+static void Task_DrawMailboxPcMenu(u8 taskId);
+static void Task_MailboxPcHandleInput(u8 taskId);
+static void Task_PrintWhatToDoWithSelectedMail(u8 taskId);
+static void Task_DestroyMailboxPcViewAndCancel(u8 taskId);
+static void Task_DrawMailSubmenu(u8 taskId);
+static void Task_MailSubmenuHandleInput(u8 taskId);
+static void Task_PlayerPcReadMail(u8 taskId);
+static void Task_WaitFadeAndReadSelectedMail(u8 taskId);
+static void CB2_SetCbToReturnToMailbox(void);
+static void Task_PlayerPcMoveMailToBag(u8 taskId);
+static void Task_DrawYesNoMenuToConfirmMoveToBag(u8 taskId);
+static void Task_MoveToBagYesNoMenuHandleInput(u8 taskId);
+static void Task_TryPutMailInBag_DestroyMsgIfSuccessful(u8 taskId);
+static void Task_DeclinedMoveMailToBag(u8 taskId);
+static void Task_PlayerPcGiveMailToMon(u8 taskId);
+static void Task_WaitFadeAndGoToPartyMenu(u8 taskId);
+static void Task_Error_NoPokemon(u8 taskId);
+static void Task_PlayerPcExitMailSubmenu(u8 taskId);
+
+static const u8 *const sItemStorageActionDescriptionPtrs[] = {
+    gText_TakeOutItemsFromThePC,
+    gText_StoreItemsInThePC,
+    gText_GoBackToThePreviousMenu
+};
+
+static const struct MenuAction sMenuActions_TopMenu[] = {
+    {gText_ItemStorage, Task_PlayerPcItemStorage},
+    {gText_Mailbox, Task_PlayerPcMailbox},
+    {gText_TurnOff, Task_PlayerPcTurnOff}
+};
+
+static const u8 gUnknown_8402200[] = { 0, 1, 2 };
+static const u8 gUnknown_8402203[] = { 0, 1, 2 };
+
+static const struct MenuAction sMenuActions_ItemPc[] = {
+    {gText_WithdrawItem2, Task_PlayerPcWithdrawItem},
+    {gText_DepositItem2, Task_PlayerPcDepositItem},
+    {gFameCheckerText_Cancel, Task_PlayerPcCancel}
+};
+
+static const struct ItemSlot gNewGamePCItems[] = {
+    { ITEM_POTION, 1 },
+    { ITEM_NONE,   0 }
+};
+
+static const struct MenuAction sMenuActions_MailSubmenu[] = {
+    {gOtherText_Read, Task_PlayerPcReadMail},
+    {gOtherText_MoveToBag, Task_PlayerPcMoveMailToBag},
+    {gOtherText_Give2, Task_PlayerPcGiveMailToMon},
+    {gOtherText_Exit, Task_PlayerPcExitMailSubmenu}
+};
+
+static const struct WindowTemplate sWindowTemplate_TopMenu_3Items = {
+    .bg = 0,
+    .tilemapLeft = 1,
+    .tilemapTop = 1,
+    .width = 13,
+    .height = 6,
+    .paletteNum = 15,
+    .baseBlock = 0x008
+};
+
+static const struct WindowTemplate sWindowTemplate_TopMenu_4Items = {
+    .bg = 0,
+    .tilemapLeft = 1,
+    .tilemapTop = 1,
+    .width = 13,
+    .height = 8,
+    .paletteNum = 15,
+    .baseBlock = 0x008
+};
+
+static const struct WindowTemplate sWindowTemplate_ItemStorageSubmenu = {
+    .bg = 0,
+    .tilemapLeft = 1,
+    .tilemapTop = 1,
+    .width = 14,
+    .height = 6,
+    .paletteNum = 15,
+    .baseBlock = 0x008
+};
+
+void NewGameInitPCItems(void)
+{
+    u8 i;
+
+    for (i = 0, ClearPCItemSlots(); NEW_GAME_PC_ITEMS(i, PC_ITEM_ID) && NEW_GAME_PC_ITEMS(i, PC_QUANTITY) &&
+                                    AddPCItem(NEW_GAME_PC_ITEMS(i, PC_ITEM_ID), NEW_GAME_PC_ITEMS(i, PC_QUANTITY)) == TRUE; i++)
+        ;
+}
+
+void sub_80EB6AC(void)
+{
+    u8 taskId;
+
+    gPlayerPcMenuManager.unk_9 = 0;
+    sub_812B234();
+    sItemOrder = gUnknown_8402200;
+    sTopMenuItemCount = 3;
+    taskId = CreateTask(TaskDummy, 0);
+    DisplayItemMessageOnField(taskId, 2, gText_WhatWouldYouLikeToDo, Task_DrawPlayerPcTopMenu);
+}
+
+void sub_80EB6FC(void)
+{
+    u8 taskId;
+
+    gPlayerPcMenuManager.unk_9 = 1;
+    sub_812B234();
+    sItemOrder = gUnknown_8402203;
+    sTopMenuItemCount = 3;
+    taskId = CreateTask(TaskDummy, 0);
+    DisplayItemMessageOnField(taskId, 2, gText_WhatWouldYouLikeToDo, Task_DrawPlayerPcTopMenu);
+}
+
+static void Task_DrawPlayerPcTopMenu(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    if (sTopMenuItemCount == 3)
+        tWindowId = AddWindow(&sWindowTemplate_TopMenu_3Items);
+    else
+        tWindowId = AddWindow(&sWindowTemplate_TopMenu_4Items);
+    SetStdWindowBorderStyle(tWindowId, 0);
+    AddItemMenuActionTextPrinters(tWindowId, 2, GetMenuCursorDimensionByFont(2, 0), 2, GetFontAttribute(2, FONTATTR_LETTER_SPACING), 16, sTopMenuItemCount, sMenuActions_TopMenu, sItemOrder);
+    Menu_InitCursor(tWindowId, 2, 0, 2, 16, sTopMenuItemCount, 0);
+    ScheduleBgCopyTilemapToVram(0);
+    gTasks[taskId].func = Task_TopMenuHandleInput;
+}
+
+static void Task_TopMenuHandleInput(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    s8 input = Menu_ProcessInputNoWrapAround();
+    switch (input)
+    {
+    case -2:
+        break;
+    case -1:
+        PlaySE(SE_SELECT);
+        ClearStdWindowAndFrameToTransparent(tWindowId, FALSE);
+        ClearWindowTilemap(tWindowId);
+        RemoveWindow(tWindowId);
+        ScheduleBgCopyTilemapToVram(0);
+        gTasks[taskId].func = Task_PlayerPcTurnOff;
+        break;
+    default:
+        ClearStdWindowAndFrameToTransparent(tWindowId, FALSE);
+        ClearWindowTilemap(tWindowId);
+        RemoveWindow(tWindowId);
+        ScheduleBgCopyTilemapToVram(0);
+        gTasks[taskId].func = sMenuActions_TopMenu[sItemOrder[input]].func.void_u8;
+        break;
+    }
+}
+
+static void Task_ReturnToTopMenu(u8 taskId)
+{
+    sub_812B248();
+    DisplayItemMessageOnField(taskId, 2, gText_WhatWouldYouLikeToDo, Task_DrawPlayerPcTopMenu);
+}
+
+static void Task_PlayerPcItemStorage(u8 taskId)
+{
+    Task_CreateItemStorageSubmenu(taskId, FALSE);
+    gTasks[taskId].func = Task_TopMenu_ItemStorageSubmenu_HandleInput;
+}
+
+static void Task_PlayerPcMailbox(u8 taskId)
+{
+    gPlayerPcMenuManager.count = CountPCMail();
+    if (gPlayerPcMenuManager.count == 0)
+    {
+        DisplayItemMessageOnField(taskId, 2, gText_TheresNoMailHere, Task_ReturnToTopMenu);
+    }
+    else
+    {
+        gPlayerPcMenuManager.selectedRow = 0;
+        gPlayerPcMenuManager.scrollOffset = 0;
+        PCMailCompaction();
+        Tsak_SetPageItemVars(taskId);
+        if (gPlayerPcMenuManager.unk_9 == 0)
+            HelpSystem_SetSomeVariable2(34);
+        else
+            HelpSystem_SetSomeVariable2(30);
+        if (MailboxPC_InitBuffers(gPlayerPcMenuManager.count) == TRUE)
+        {
+            ClearDialogWindowAndFrame(0, FALSE);
+            Task_DrawMailboxPcMenu(taskId);
+            gTasks[taskId].func = Task_MailboxPcHandleInput;
+        }
+        else
+        {
+            DisplayItemMessageOnField(taskId, 2, gText_TheresNoMailHere, Task_ReturnToTopMenu);
+        }
+    }
+}
+
+static void Task_PlayerPcTurnOff(u8 taskId)
+{
+    if (gPlayerPcMenuManager.unk_9 == 0)
+        ScriptContext1_SetupScript(EventScript_PalletTown_PlayersHouse_2F_ShutDownPC);
+    else
+        EnableBothScriptContexts();
+    DestroyTask(taskId);
+}
+
+static void Task_CreateItemStorageSubmenu(u8 taskId, u8 cursorPos)
+{
+    s16 *data = gTasks[taskId].data;
+    if (gPlayerPcMenuManager.unk_9 == 0)
+        HelpSystem_SetSomeVariable2(33);
+    else
+        HelpSystem_SetSomeVariable2(29);
+    tWindowId = AddWindow(&sWindowTemplate_ItemStorageSubmenu);
+    SetStdWindowBorderStyle(tWindowId, FALSE);
+    PrintTextArray(tWindowId, 2, GetMenuCursorDimensionByFont(2, 0), 2, 16, 3, sMenuActions_ItemPc);
+    Menu_InitCursor(tWindowId, 2, 0, 2, 16, 3, cursorPos);
+    ScheduleBgCopyTilemapToVram(0);
+    PrintStringOnWindow0WithDialogueFrame(sItemStorageActionDescriptionPtrs[cursorPos]);
+}
+
+static void PrintStringOnWindow0WithDialogueFrame(const u8 *str)
+{
+    DrawDialogueFrame(0, FALSE);
+    AddTextPrinterParameterized(0, 2, str, 0, 1, 0, NULL);
+}
+
+static void Task_TopMenu_ItemStorageSubmenu_HandleInput(u8 taskId)
+{
+    if (JOY_REPT(DPAD_UP))
+    {
+        if (Menu_GetCursorPos() != 0)
+        {
+            PlaySE(SE_SELECT);
+            Menu_MoveCursor(-1);
+            PrintStringOnWindow0WithDialogueFrame(sItemStorageActionDescriptionPtrs[Menu_GetCursorPos()]);
+        }
+    }
+    else if (JOY_REPT(DPAD_DOWN))
+    {
+        if (Menu_GetCursorPos() != 2)
+        {
+            PlaySE(SE_SELECT);
+            Menu_MoveCursor(+1);
+            PrintStringOnWindow0WithDialogueFrame(sItemStorageActionDescriptionPtrs[Menu_GetCursorPos()]);
+        }
+    }
+    else if (JOY_NEW(A_BUTTON))
+    {
+        PlaySE(SE_SELECT);
+        sMenuActions_ItemPc[Menu_GetCursorPos()].func.void_u8(taskId);
+    }
+    else if (JOY_NEW(B_BUTTON))
+    {
+        PlaySE(SE_SELECT);
+        sMenuActions_ItemPc[2].func.void_u8(taskId);
+    }
+}
+
+static void Task_DepositItem_WaitFadeAndGoToBag(u8 taskId)
+{
+    if (!gPaletteFade.active)
+    {
+        CleanupOverworldWindowsAndTilemaps();
+        sub_8107DB4(3, POCKET_ITEMS - 1, CB2_ReturnToField);
+        gFieldCallback = CB2_ReturnFromDepositMenu;
+        DestroyTask(taskId);
+    }
+}
+
+static void Task_PlayerPcDepositItem(u8 taskId)
+{
+    gTasks[taskId].func = Task_DepositItem_WaitFadeAndGoToBag;
+    fade_screen(1, 0);
+}
+
+static void Task_ReturnToItemStorageSubmenu(u8 taskId)
+{
+    if (field_weather_is_fade_finished() == TRUE)
+        gTasks[taskId].func = Task_TopMenu_ItemStorageSubmenu_HandleInput;
+}
+
+static void CB2_ReturnFromDepositMenu(void)
+{
+    u8 taskId;
+    sub_80F6E9C();
+    DrawDialogueFrame(0, TRUE);
+    taskId = CreateTask(Task_ReturnToItemStorageSubmenu, 0);
+    Task_CreateItemStorageSubmenu(taskId, 1);
+    sub_807DC00();
+}
+
+static void Task_PlayerPcWithdrawItem(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    tCount = CountItemsInPC();
+    if (tCount != 0)
+    {
+        tItemPcParam = 0;
+        gTasks[taskId].func = Task_WithdrawItemBeginFade;
+        gFieldCallback = CB2_ReturnFromWithdrawMenu;
+    }
+    else
+    {
+        ClearStdWindowAndFrameToTransparent(tWindowId, FALSE);
+        ClearWindowTilemap(tWindowId);
+        RemoveWindow(tWindowId);
+        DisplayItemMessageOnField(taskId, 2, gText_ThereAreNoItems, Task_PlayerPcItemStorage);
+    }
+}
+
+static void CB2_ReturnFromWithdrawMenu(void)
+{
+    u8 taskId;
+    sub_80F6E9C();
+    DrawDialogueFrame(0, TRUE);
+    taskId = CreateTask(Task_ReturnToItemStorageSubmenu, 0);
+    Task_CreateItemStorageSubmenu(taskId, 0);
+    sub_807DC00();
+}
+
+static void Task_WithdrawItem_WaitFadeAndGoToItemStorage(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    if (!gPaletteFade.active)
+    {
+        CleanupOverworldWindowsAndTilemaps();
+        ItemPc_Init(tItemPcParam, CB2_ReturnToField);
+        DestroyTask(taskId);
+    }
+}
+
+static void Task_WithdrawItemBeginFade(u8 taskId)
+{
+    gTasks[taskId].func = Task_WithdrawItem_WaitFadeAndGoToItemStorage;
+    ItemPc_SetInitializedFlag(0);
+    fade_screen(1, 0);
+}
+
+static void Task_PlayerPcCancel(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    ClearStdWindowAndFrameToTransparent(tWindowId, FALSE);
+    ClearWindowTilemap(tWindowId);
+    CopyWindowToVram(tWindowId, 1);
+    RemoveWindow(tWindowId);
+    Task_ReturnToTopMenu(taskId);
+}
+
+static void Tsak_SetPageItemVars(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    if (tCount >= 8)
+        tPageItems = 8;
+    else
+        tPageItems = tCount + 1;
+    if (gPlayerPcMenuManager.count >= 8)
+        gPlayerPcMenuManager.pageItems = 8;
+    else
+        gPlayerPcMenuManager.pageItems = gPlayerPcMenuManager.count + 1;
+}
+
+static u8 CountPCMail(void)
+{
+    u8 count = 0;
+    u8 i;
+
+    for (i = PC_MAIL_NUM(0); i < MAIL_COUNT; i++)
+    {
+        if (gSaveBlock1Ptr->mail[i].itemId != ITEM_NONE)
+            count++;
+    }
+    return count;
+}
+
+static void PCMailCompaction(void)
+{
+    u8 i;
+    u8 j;
+    for (i = PC_MAIL_NUM(0); i < MAIL_COUNT - 1; i++)
+    {
+        for (j = i + 1; j < MAIL_COUNT; j++)
+        {
+            if (gSaveBlock1Ptr->mail[i].itemId == ITEM_NONE)
+            {
+                struct MailStruct mail = gSaveBlock1Ptr->mail[i];
+                gSaveBlock1Ptr->mail[i] = gSaveBlock1Ptr->mail[j];
+                gSaveBlock1Ptr->mail[j] = mail;
+            }
+        }
+    }
+}
+
+static void Task_DrawMailboxPcMenu(u8 taskId)
+{
+    u8 windowId = MailboxPC_GetAddWindow(0);
+    s32 width = GetStringWidth(2, gText_Mailbox, 0);
+    MailboxPC_GetAddWindow(1);
+    AddTextPrinterParameterized(windowId, 2, gText_Mailbox, (80 - width) / 2, 2, 0, NULL);
+    ScheduleBgCopyTilemapToVram(0);
+    gTasks[taskId].tListMenuTaskId = MailboxPC_InitListMenu(&gPlayerPcMenuManager);
+    MailboxPC_AddScrollIndicatorArrows(&gPlayerPcMenuManager);
+}
+
+static void Task_MailboxPcHandleInput(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    s32 input;
+    if (!gPaletteFade.active)
+    {
+        input = ListMenu_ProcessInput(tListMenuTaskId);
+        ListMenuGetScrollAndRow(tListMenuTaskId, &gPlayerPcMenuManager.scrollOffset, &gPlayerPcMenuManager.selectedRow);
+        switch (input)
+        {
+        case -1:
+            break;
+        case -2:
+            PlaySE(SE_SELECT);
+            RemoveScrollIndicatorArrowPair(gPlayerPcMenuManager.scrollIndicatorId);
+            Task_DestroyMailboxPcViewAndCancel(taskId);
+            break;
+        default:
+            PlaySE(SE_SELECT);
+            MailboxPC_RemoveWindow(0);
+            MailboxPC_RemoveWindow(1);
+            DestroyListMenuTask(tListMenuTaskId, &gPlayerPcMenuManager.scrollOffset, &gPlayerPcMenuManager.selectedRow);
+            ScheduleBgCopyTilemapToVram(0);
+            RemoveScrollIndicatorArrowPair(gPlayerPcMenuManager.scrollIndicatorId);
+            gTasks[taskId].func = Task_PrintWhatToDoWithSelectedMail;
+            break;
+        }
+    }
+}
+
+static void Task_PrintWhatToDoWithSelectedMail(u8 taskId)
+{
+    s32 length;
+    s32 i;
+    u8 *ptr;
+    StringCopy(gStringVar1, SELECTED_MAIL.playerName);
+    length = StringLength(gStringVar1);
+    if (length > 5)
+    {
+        for (ptr = gStringVar1 + length - 1; ptr >= gStringVar1; ptr--)
+        {
+            if (*ptr)
+                break;
+            *ptr = EOS;
+        }
+    }
+    else
+    {
+        ConvertInternationalString(gStringVar1, LANGUAGE_JAPANESE);
+    }
+    StringExpandPlaceholders(gStringVar4, gText_WhatWouldYouLikeToDoWithPlayersMail);
+    DisplayItemMessageOnField(taskId, 2, gStringVar4, Task_DrawMailSubmenu);
+}
+
+static void Task_DestroyMailboxPcViewAndCancel(u8 taskId)
+{
+    s16 *data = gTasks[taskId].data;
+    MailboxPC_RemoveWindow(0);
+    MailboxPC_RemoveWindow(1);
+    DestroyListMenuTask(tListMenuTaskId, NULL, NULL);
+    ScheduleBgCopyTilemapToVram(0);
+    MailboxPC_DestroyListMenuBuffer();
+    Task_ReturnToTopMenu(taskId);
+}
+
+static void Task_DrawMailSubmenu(u8 taskId)
+{
+    u8 windowId = MailboxPC_GetAddWindow(2);
+    PrintTextArray(windowId, 2, GetMenuCursorDimensionByFont(2, 0), 2, 16, 4, sMenuActions_MailSubmenu);
+    Menu_InitCursor(windowId, 2, 0, 2, 16, 4, 0);
+    ScheduleBgCopyTilemapToVram(0);
+    gTasks[taskId].func = Task_MailSubmenuHandleInput;
+}
+
+static void Task_MailSubmenuHandleInput(u8 taskId)
+{
+    s8 input = Menu_ProcessInput_other();
+    switch (input)
+    {
+    case -1:
+        PlaySE(SE_SELECT);
+        Task_PlayerPcExitMailSubmenu(taskId);
+        break;
+    case -2:
+        break;
+    default:
+        PlaySE(SE_SELECT);
+        sMenuActions_MailSubmenu[input].func.void_u8(taskId);
+        break;
+    }
+}
+
+static void Task_PlayerPcReadMail(u8 taskId)
+{
+    fade_screen(1, 0);
+    gTasks[taskId].func = Task_WaitFadeAndReadSelectedMail;
+}
+
+static void Task_WaitFadeAndReadSelectedMail(u8 taskId)
+{
+    if (!gPaletteFade.active)
+    {
+        MailboxPC_DestroyListMenuBuffer();
+        CleanupOverworldWindowsAndTilemaps();
+        sub_80BEBEC(&SELECTED_MAIL, CB2_SetCbToReturnToMailbox, 1);
+        DestroyTask(taskId);
+    }
+}
+
+static void Task_WaitFadeAndReturnToMailboxPcInputHandler(u8 taskId)
+{
+    if (field_weather_is_fade_finished() == TRUE)
+        gTasks[taskId].func = Task_MailboxPcHandleInput;
+}
+
+static void CB2_ReturnToMailbox(void)
+{
+    u8 taskId;
+    if (gPlayerPcMenuManager.unk_9 == 0)
+        HelpSystem_SetSomeVariable2(34);
+    else
+        HelpSystem_SetSomeVariable2(30);
+    sub_80F6E9C();
+    taskId = CreateTask(Task_WaitFadeAndReturnToMailboxPcInputHandler, 0);
+    if (MailboxPC_InitBuffers(gPlayerPcMenuManager.count) == TRUE)
+        Task_DrawMailboxPcMenu(taskId);
+    else
+        DestroyTask(taskId);
+    sub_807DC00();
+}
+
+static void CB2_SetCbToReturnToMailbox(void)
+{
+    gFieldCallback = CB2_ReturnToMailbox;
+    SetMainCallback2(CB2_ReturnToField);
+}
+
+static void Task_PlayerPcMoveMailToBag(u8 taskId)
+{
+    DisplayItemMessageOnField(taskId, 2, gText_MessageWillBeLost, Task_DrawYesNoMenuToConfirmMoveToBag);
+}
+
+static void Task_DrawYesNoMenuToConfirmMoveToBag(u8 taskId)
+{
+    DisplayYesNoMenuDefaultYes();
+    gTasks[taskId].func = Task_MoveToBagYesNoMenuHandleInput;
+}
+
+static void Task_MoveToBagYesNoMenuHandleInput(u8 taskId)
+{
+    switch (Menu_ProcessInputNoWrapClearOnChoose())
+    {
+    case -2:
+        break;
+    case 0:
+        Task_TryPutMailInBag_DestroyMsgIfSuccessful(taskId);
+        break;
+    case -1:
+        PlaySE(SE_SELECT);
+        // fallthrough
+    case 1:
+        Task_DeclinedMoveMailToBag(taskId);
+        break;
+    }
+}
+
+static void Task_TryPutMailInBag_DestroyMsgIfSuccessful(u8 taskId)
+{
+    struct MailStruct * mail = &SELECTED_MAIL;
+    if (!AddBagItem(mail->itemId, 1))
+    {
+        DisplayItemMessageOnField(taskId, 2, gText_BagIsFull, Task_PlayerPcExitMailSubmenu);
+    }
+    else
+    {
+        DisplayItemMessageOnField(taskId, 2, gText_MailReturnedToBagMessageErased, Task_PlayerPcExitMailSubmenu);
+        ClearMailStruct(mail);
+        PCMailCompaction();
+        gPlayerPcMenuManager.count--;
+        if (gPlayerPcMenuManager.count < gPlayerPcMenuManager.pageItems + gPlayerPcMenuManager.scrollOffset)
+        {
+            if (gPlayerPcMenuManager.scrollOffset != 0)
+                gPlayerPcMenuManager.scrollOffset--;
+        }
+        Tsak_SetPageItemVars(taskId);
+    }
+}
+
+static void Task_DeclinedMoveMailToBag(u8 taskId)
+{
+    Task_PlayerPcExitMailSubmenu(taskId);
+}
+
+static void Task_PlayerPcGiveMailToMon(u8 taskId)
+{
+    if (CalculatePlayerPartyCount() == 0)
+    {
+        Task_Error_NoPokemon(taskId);
+    }
+    else
+    {
+        fade_screen(1, 0);
+        gTasks[taskId].func = Task_WaitFadeAndGoToPartyMenu;
+    }
+}
+
+static void Task_WaitFadeAndGoToPartyMenu(u8 taskId)
+{
+    if (!gPaletteFade.active)
+    {
+        MailboxPC_DestroyListMenuBuffer();
+        CleanupOverworldWindowsAndTilemaps();
+        PartyMenuInit_FromPlayerPc();
+        DestroyTask(taskId);
+    }
+}
+
+static void CB2_ReturnToMailboxPc_UpdateScrollVariables(void)
+{
+    u8 taskId;
+    u8 count;
+    if (gPlayerPcMenuManager.unk_9 == 0)
+        HelpSystem_SetSomeVariable2(34);
+    else
+        HelpSystem_SetSomeVariable2(30);
+    taskId = CreateTask(Task_WaitFadeAndReturnToMailboxPcInputHandler, 0);
+    count = gPlayerPcMenuManager.count;
+    gPlayerPcMenuManager.count = CountPCMail();
+    PCMailCompaction();
+    if (count != gPlayerPcMenuManager.count)
+    {
+        if (gPlayerPcMenuManager.count < gPlayerPcMenuManager.pageItems + gPlayerPcMenuManager.scrollOffset)
+        {
+            if (gPlayerPcMenuManager.scrollOffset != 0)
+                gPlayerPcMenuManager.scrollOffset--;
+        }
+    }
+    Tsak_SetPageItemVars(taskId);
+    sub_80F6E9C();
+    if (MailboxPC_InitBuffers(gPlayerPcMenuManager.count) == TRUE)
+        Task_DrawMailboxPcMenu(taskId);
+    else
+        DestroyTask(taskId);
+    sub_807DC00();
+}
+
+void CB2_PlayerPC_ReturnFromPartyMenu(void)
+{
+    gFieldCallback = CB2_ReturnToMailboxPc_UpdateScrollVariables;
+    SetMainCallback2(CB2_ReturnToField);
+}
+
+static void Task_Error_NoPokemon(u8 taskId)
+{
+    DisplayItemMessageOnField(taskId, 2, gText_ThereIsNoPokemon, Task_PlayerPcExitMailSubmenu);
+}
+
+static void Task_RedrawPlayerPcMailboxAndSetUpInputHandler(u8 taskId)
+{
+    ClearDialogWindowAndFrame(0, FALSE);
+    Task_DrawMailboxPcMenu(taskId);
+    ScheduleBgCopyTilemapToVram(0);
+    gTasks[taskId].func = Task_MailboxPcHandleInput;
+}
+
+static void Task_PlayerPcExitMailSubmenu(u8 taskId)
+{
+    MailboxPC_RemoveWindow(2);
+    ScheduleBgCopyTilemapToVram(0);
+    gTasks[taskId].func = Task_RedrawPlayerPcMailboxAndSetUpInputHandler;
+}
+
+#undef tListMenuTaskId
+#undef tWindowId
+#undef tItemPcParam
+#undef tPageItems
+#undef tCount