pokecrystal-board/engine/pokemon/bills_pc.asm

_DepositPKMN:
	ld hl, wOptions
	ld a, [hl]
	push af
	set NO_TEXT_SCROLL, [hl]
	ld a, [wVramState]
	push af
	xor a
	ld [wVramState], a
	ldh a, [hInMenu]
	push af
	ld a, $1
	ldh [hInMenu], a
	xor a
	ldh [hMapAnims], a
	call BillsPC_InitRAM
	xor a
	ld [wBillsPC_LoadedBox], a
	call DelayFrame
.loop
	call JoyTextDelay
	ld a, [wJumptableIndex]
	bit 7, a
	jr nz, .done
	call .RunJumptable
	call DelayFrame
	jr .loop
.done
	call ClearSprites
	pop af
	ldh [hInMenu], a
	pop af
	ld [wVramState], a
	pop af
	ld [wOptions], a
	ret

.RunJumptable:
	ld a, [wJumptableIndex]
	ld hl, .Jumptable
	call BillsPC_Jumptable
	jp hl

.Jumptable:
	dw .Init
	dw .HandleJoypad
	dw .WhatsUp
	dw .Submenu
	dw BillsPC_EndJumptableLoop

.Init:
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call CopyBoxmonSpecies
	call BillsPC_BoxName
	ld de, PCString_ChooseaPKMN
	call BillsPC_PlaceString
	ld a, $5
	ld [wBillsPC_NumMonsOnScreen], a
	call BillsPC_RefreshTextboxes
	call PCMonInfo
	ld a, $ff
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	call WaitBGMap
	call BillsPC_UpdateSelectionCursor
	call BillsPC_IncrementJumptableIndex
	ret

.HandleJoypad:
	ld hl, hJoyPressed
	ld a, [hl]
	and B_BUTTON
	jr nz, .b_button
	ld a, [hl]
	and A_BUTTON
	jr nz, .a_button
	call Withdraw_UpDown
	and a
	ret z
	call BillsPC_UpdateSelectionCursor
	xor a
	ldh [hBGMapMode], a
	call BillsPC_RefreshTextboxes
	call PCMonInfo
	ld a, $1
	ldh [hBGMapMode], a
	call DelayFrame
	call DelayFrame
	ret

.a_button
	call BillsPC_GetSelectedPokemonSpecies
	and a
	ret z
	cp -1
	jr z, .b_button
	ld a, $2
	ld [wJumptableIndex], a
	ret

.go_back ; unreferenced
	ld hl, wJumptableIndex
	dec [hl]
	ret

.b_button
	ld a, $4
	ld [wJumptableIndex], a
	ret

.WhatsUp:
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	ld a, $1
	ld [wMenuCursorY], a
	call BillsPC_IncrementJumptableIndex
	ret

.Submenu:
	ld hl, BillsPCDepositMenuHeader
	call CopyMenuHeader
	ld a, [wMenuCursorY]
	call StoreMenuCursorPosition
	call VerticalMenu
	jp c, BillsPCDepositFuncCancel
	ld a, [wMenuCursorY]
	dec a
	and %11
	ld e, a
	ld d, 0
	ld hl, BillsPCDepositJumptable
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

BillsPCDepositJumptable:
	dw BillsPCDepositFuncDeposit ; Deposit Pokemon
	dw BillsPCDepositFuncStats ; Pokemon Stats
	dw BillsPCDepositFuncRelease ; Release Pokemon
	dw BillsPCDepositFuncCancel ; Cancel

BillsPCDepositFuncDeposit:
	call BillsPC_CheckMail_PreventBlackout
	jp c, BillsPCDepositFuncCancel
	call DepositPokemon
	jr c, .box_full
	ld a, $0
	ld [wJumptableIndex], a
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	ret

.box_full
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	ret

BillsPCDepositFuncStats:
	call LoadStandardMenuHeader
	call BillsPC_StatsScreen
	call ExitMenu
	call PCMonInfo
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ret

BillsPCDepositFuncRelease:
	call BillsPC_CheckMail_PreventBlackout
	jr c, BillsPCDepositFuncCancel
	call BillsPC_IsMonAnEgg
	jr c, BillsPCDepositFuncCancel
	ld a, [wMenuCursorY]
	push af
	ld de, PCString_ReleasePKMN
	call BillsPC_PlaceString
	call LoadStandardMenuHeader
	lb bc, 14, 11
	call PlaceYesNoBox
	ld a, [wMenuCursorY]
	dec a
	call ExitMenu
	and a
	jr nz, .failed_release
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	xor a ; REMOVE_PARTY
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	call ReleasePKMN_ByePKMN
	ld a, $0
	ld [wJumptableIndex], a
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	pop af
	ret

.failed_release
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	pop af
	ld [wMenuCursorY], a
	ret

BillsPCDepositFuncCancel:
	ld a, $0
	ld [wJumptableIndex], a
	ret

BillsPCDepositMenuHeader:
	db MENU_BACKUP_TILES ; flags
	menu_coords 9, 4, SCREEN_WIDTH - 1, 13
	dw .MenuData
	db 1 ; default option

.MenuData:
	db STATICMENU_CURSOR ; flags
	db 4 ; items
	db "DEPOSIT@"
	db "STATS@"
	db "RELEASE@"
	db "CANCEL@"

BillsPCClearThreeBoxes: ; unreferenced
	hlcoord 0, 0
	ld b, 4
	ld c, 8
	call ClearBox
	hlcoord 0, 4
	ld b, 10
	ld c, 9
	call ClearBox
	hlcoord 0, 14
	ld b, 2
	ld c, 8
	call ClearBox
	ret

_WithdrawPKMN:
	ld hl, wOptions
	ld a, [hl]
	push af
	set NO_TEXT_SCROLL, [hl]
	ld a, [wVramState]
	push af
	xor a
	ld [wVramState], a
	ldh a, [hInMenu]
	push af
	ld a, $1
	ldh [hInMenu], a
	xor a
	ldh [hMapAnims], a
	call BillsPC_InitRAM
	ld a, NUM_BOXES + 1
	ld [wBillsPC_LoadedBox], a
	call DelayFrame
.loop
	call JoyTextDelay
	ld a, [wJumptableIndex]
	bit 7, a
	jr nz, .done
	call .RunJumptable
	call DelayFrame
	jr .loop
.done
	call ClearSprites
	pop af
	ldh [hInMenu], a
	pop af
	ld [wVramState], a
	pop af
	ld [wOptions], a
	ret

.RunJumptable:
	ld a, [wJumptableIndex]
	ld hl, .Jumptable
	call BillsPC_Jumptable
	jp hl

.Jumptable:
	dw .Init
	dw .Joypad
	dw .PrepSubmenu
	dw BillsPC_Withdraw
	dw BillsPC_EndJumptableLoop

.Init:
	ld a, NUM_BOXES + 1
	ld [wBillsPC_LoadedBox], a
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call CopyBoxmonSpecies
	call BillsPC_BoxName
	ld de, PCString_ChooseaPKMN
	call BillsPC_PlaceString
	ld a, $5
	ld [wBillsPC_NumMonsOnScreen], a
	call BillsPC_RefreshTextboxes
	call PCMonInfo
	ld a, $ff
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	call WaitBGMap
	call BillsPC_UpdateSelectionCursor
	call BillsPC_IncrementJumptableIndex
	ret

.Joypad:
	ld hl, hJoyPressed
	ld a, [hl]
	and B_BUTTON
	jr nz, .b_button
	ld a, [hl]
	and A_BUTTON
	jr nz, .a_button
	call Withdraw_UpDown
	and a
	ret z
	call BillsPC_UpdateSelectionCursor
	xor a
	ldh [hBGMapMode], a
	call BillsPC_RefreshTextboxes
	call PCMonInfo
	ld a, $1
	ldh [hBGMapMode], a
	call DelayFrame
	call DelayFrame
	ret
.a_button
	call BillsPC_GetSelectedPokemonSpecies
	and a
	ret z
	cp -1
	jr z, .b_button
	ld a, $2
	ld [wJumptableIndex], a
	ret

.go_back ; unreferenced
	ld hl, wJumptableIndex
	dec [hl]
	ret

.b_button
	ld a, $4
	ld [wJumptableIndex], a
	ret

.PrepSubmenu:
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	ld a, $1
	ld [wMenuCursorY], a
	call BillsPC_IncrementJumptableIndex
	ret

BillsPC_Withdraw:
	ld hl, .MenuHeader
	call CopyMenuHeader
	ld a, [wMenuCursorY]
	call StoreMenuCursorPosition
	call VerticalMenu
	jp c, .cancel
	ld a, [wMenuCursorY]
	dec a
	and %11
	ld e, a
	ld d, 0
	ld hl, .dw
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

.dw
	dw .withdraw ; Withdraw
	dw .stats ; Stats
	dw .release ; Release
	dw .cancel ; Cancel

.withdraw
	call BillsPC_CheckMail_PreventBlackout
	jp c, .cancel
	call TryWithdrawPokemon
	jr c, .FailedWithdraw
	ld a, $0
	ld [wJumptableIndex], a
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	ret
.FailedWithdraw:
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	ret

.stats
	call LoadStandardMenuHeader
	call BillsPC_StatsScreen
	call ExitMenu
	call PCMonInfo
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ret

.release
	ld a, [wMenuCursorY]
	push af
	call BillsPC_IsMonAnEgg
	jr c, .FailedRelease
	ld de, PCString_ReleasePKMN
	call BillsPC_PlaceString
	call LoadStandardMenuHeader
	lb bc, 14, 11
	call PlaceYesNoBox
	ld a, [wMenuCursorY]
	dec a
	call ExitMenu
	and a
	jr nz, .FailedRelease
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld a, REMOVE_BOX
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	call ReleasePKMN_ByePKMN
	ld a, $0
	ld [wJumptableIndex], a
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	pop af
	ret
.FailedRelease:
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	pop af
	ld [wMenuCursorY], a
	ret

.cancel
	ld a, $0
	ld [wJumptableIndex], a
	ret

.MenuHeader:
	db MENU_BACKUP_TILES ; flags
	menu_coords 9, 4, SCREEN_WIDTH - 1, 13
	dw .MenuData
	db 1 ; default option

.MenuData:
	db STATICMENU_CURSOR ; flags
	db 4 ; items
	db "WITHDRAW@"
	db "STATS@"
	db "RELEASE@"
	db "CANCEL@"

_MovePKMNWithoutMail:
	ld hl, wOptions
	ld a, [hl]
	push af
	set NO_TEXT_SCROLL, [hl]
	ld a, [wVramState]
	push af
	xor a
	ld [wVramState], a
	ldh a, [hInMenu]
	push af
	ld a, $1
	ldh [hInMenu], a
	xor a
	ldh [hMapAnims], a
	call BillsPC_InitRAM
	ld a, [wCurBox]
	and $f
	inc a
	ld [wBillsPC_LoadedBox], a
	call DelayFrame
.loop
	call JoyTextDelay
	ld a, [wJumptableIndex]
	bit 7, a
	jr nz, .done
	call .RunJumptable
	call DelayFrame
	jr .loop

.done
	call ClearSprites
	pop af
	ldh [hInMenu], a
	pop af
	ld [wVramState], a
	pop af
	ld [wOptions], a
	ret

.RunJumptable:
	ld a, [wJumptableIndex]
	ld hl, .Jumptable
	call BillsPC_Jumptable
	jp hl

.Jumptable:
	dw .Init
	dw .Joypad
	dw .PrepSubmenu
	dw .MoveMonWOMailSubmenu
	dw .PrepInsertCursor
	dw .Joypad2
	dw BillsPC_EndJumptableLoop

.Init:
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call CopyBoxmonSpecies
	ld de, PCString_ChooseaPKMN
	call BillsPC_PlaceString
	ld a, 5
	ld [wBillsPC_NumMonsOnScreen], a
	call BillsPC_RefreshTextboxes
	call BillsPC_MoveMonWOMail_BoxNameAndArrows
	call PCMonInfo
	ld a, $ff
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	call WaitBGMap
	call BillsPC_UpdateSelectionCursor
	call BillsPC_IncrementJumptableIndex
	ret

.Joypad:
	ld hl, hJoyPressed
	ld a, [hl]
	and B_BUTTON
	jr nz, .b_button
	ld a, [hl]
	and A_BUTTON
	jr nz, .a_button
	call MoveMonWithoutMail_DPad
	jr c, .d_pad
	and a
	ret z
	call BillsPC_UpdateSelectionCursor
	xor a
	ldh [hBGMapMode], a
	call BillsPC_RefreshTextboxes
	call PCMonInfo
	ld a, $1
	ldh [hBGMapMode], a
	call DelayFrame
	call DelayFrame
	ret

.d_pad
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	ld a, $0
	ld [wJumptableIndex], a
	ret

.a_button
	call BillsPC_GetSelectedPokemonSpecies
	and a
	ret z
	cp -1
	jr z, .b_button
	ld a, $2
	ld [wJumptableIndex], a
	ret

.go_back ; unreferenced
	ld hl, wJumptableIndex
	dec [hl]
	ret

.b_button
	ld a, $6
	ld [wJumptableIndex], a
	ret

.PrepSubmenu:
	xor a
	ldh [hBGMapMode], a
	call ClearSprites
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ld de, PCString_WhatsUp
	call BillsPC_PlaceString
	ld a, $1
	ld [wMenuCursorY], a
	call BillsPC_IncrementJumptableIndex
	ret

.MoveMonWOMailSubmenu:
	ld hl, .MenuHeader
	call CopyMenuHeader
	ld a, [wMenuCursorY]
	call StoreMenuCursorPosition
	call VerticalMenu
	jp c, .Cancel
	ld a, [wMenuCursorY]
	dec a
	and %11
	ld e, a
	ld d, 0
	ld hl, .Jumptable2
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	jp hl

.Jumptable2:
	dw .Move
	dw .Stats
	dw .Cancel

.Move:
	call BillsPC_CheckMail_PreventBlackout
	jp c, .Cancel
	ld a, [wBillsPC_ScrollPosition]
	ld [wBillsPC_BackupScrollPosition], a
	ld a, [wBillsPC_CursorPosition]
	ld [wBillsPC_BackupCursorPosition], a
	ld a, [wBillsPC_LoadedBox]
	ld [wBillsPC_BackupLoadedBox], a
	ld a, $4
	ld [wJumptableIndex], a
	ret

.Stats:
	call LoadStandardMenuHeader
	call BillsPC_StatsScreen
	call ExitMenu
	call PCMonInfo
	call BillsPC_GetSelectedPokemonSpecies
	ld [wCurPartySpecies], a
	ld a, CGB_BILLS_PC
	call BillsPC_ApplyPalettes
	ret

.Cancel:
	ld a, $0
	ld [wJumptableIndex], a
	ret

.MenuHeader:
	db MENU_BACKUP_TILES ; flags
	menu_coords 9, 4, SCREEN_WIDTH - 1, 13
	dw .MenuData
	db 1 ; default option

.MenuData:
	db STATICMENU_CURSOR ; flags
	db 3 ; items
	db "MOVE@"
	db "STATS@"
	db "CANCEL@"

.PrepInsertCursor:
	xor a
	ldh [hBGMapMode], a
	call CopyBoxmonSpecies
	ld de, PCString_MoveToWhere
	call BillsPC_PlaceString
	ld a, $5
	ld [wBillsPC_NumMonsOnScreen], a
	call BillsPC_RefreshTextboxes
	call BillsPC_MoveMonWOMail_BoxNameAndArrows
	call ClearSprites
	call BillsPC_UpdateInsertCursor
	call WaitBGMap
	call BillsPC_IncrementJumptableIndex
	ret

.Joypad2:
	ld hl, hJoyPressed
	ld a, [hl]
	and B_BUTTON
	jr nz, .b_button_2
	ld a, [hl]
	and A_BUTTON
	jr nz, .a_button_2
	call MoveMonWithoutMail_DPad_2
	jr c, .dpad_2
	and a
	ret z
	call BillsPC_UpdateInsertCursor
	xor a
	ldh [hBGMapMode], a
	call BillsPC_RefreshTextboxes
	ld a, $1
	ldh [hBGMapMode], a
	call DelayFrame
	call DelayFrame
	ret

.dpad_2
	xor a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	ld a, $4
	ld [wJumptableIndex], a
	ret

.a_button_2
	call BillsPC_CheckSpaceInDestination
	jr c, .no_space
	call MovePKMNWithoutMail_InsertMon
	ld a, $0
	ld [wJumptableIndex], a
	ret

.no_space
	ld hl, wJumptableIndex
	dec [hl]
	ret

.b_button_2
	ld a, [wBillsPC_BackupScrollPosition]
	ld [wBillsPC_ScrollPosition], a
	ld a, [wBillsPC_BackupCursorPosition]
	ld [wBillsPC_CursorPosition], a
	ld a, [wBillsPC_BackupLoadedBox]
	ld [wBillsPC_LoadedBox], a
	ld a, $0
	ld [wJumptableIndex], a
	ret

BillsPC_InitRAM:
	call ClearBGPalettes
	call ClearSprites
	call ClearTilemap
	call BillsPC_InitGFX
	ld hl, wBillsPCData
	ld bc, wBillsPCDataEnd - wBillsPCData
	xor a
	call ByteFill
	xor a
	ld [wJumptableIndex], a
	ld [wBillsPC_CursorPosition], a
	ld [wBillsPC_ScrollPosition], a
	ret

BillsPC_IncrementJumptableIndex:
	ld hl, wJumptableIndex
	inc [hl]
	ret

BillsPC_EndJumptableLoop:
	ld hl, wJumptableIndex
	set 7, [hl]
	ret

_StatsScreenDPad:
	ld a, [wBillsPC_NumMonsOnScreen]
	ld d, a
	ld a, [wBillsPC_NumMonsInBox]
	and a
	jr z, .empty
	dec a
	cp $1
	jr z, .empty
	ld e, a
	ld a, [hl]
	and D_UP
	jr nz, BillsPC_PressUp
	ld a, [hl]
	and D_DOWN
	jr nz, BillsPC_PressDown
.empty
	jp BillsPC_JoypadDidNothing

Withdraw_UpDown:
	ld hl, hJoyLast
	ld a, [wBillsPC_NumMonsOnScreen]
	ld d, a
	ld a, [wBillsPC_NumMonsInBox]
	ld e, a
	and a
	jr z, .empty
	ld a, [hl]
	and D_UP
	jr nz, BillsPC_PressUp
	ld a, [hl]
	and D_DOWN
	jr nz, BillsPC_PressDown
.empty
	jp BillsPC_JoypadDidNothing

MoveMonWithoutMail_DPad:
	ld hl, hJoyLast
	ld a, [wBillsPC_NumMonsOnScreen]
	ld d, a
	ld a, [wBillsPC_NumMonsInBox]
	ld e, a
	and a
	jr z, .check_left_right
	ld a, [hl]
	and D_UP
	jr nz, BillsPC_PressUp
	ld a, [hl]
	and D_DOWN
	jr nz, BillsPC_PressDown

.check_left_right
	ld a, [hl]
	and D_LEFT
	jr nz, BillsPC_PressLeft
	ld a, [hl]
	and D_RIGHT
	jr nz, BillsPC_PressRight
	jr BillsPC_JoypadDidNothing

MoveMonWithoutMail_DPad_2:
	ld hl, hJoyLast
	ld a, [wBillsPC_NumMonsOnScreen]
	ld d, a
	ld a, [wBillsPC_NumMonsInBox]
	ld e, a
	and a
	jr z, .check_left_right

	ld a, [hl]
	and D_UP
	jr nz, BillsPC_PressUp
	ld a, [hl]
	and D_DOWN
	jr nz, BillsPC_PressDown

.check_left_right
	ld a, [hl]
	and D_LEFT
	jr nz, BillsPC_PressLeft
	ld a, [hl]
	and D_RIGHT
	jr nz, BillsPC_PressRight
	jr BillsPC_JoypadDidNothing

BillsPC_PressUp:
	ld hl, wBillsPC_CursorPosition
	ld a, [hl]
	and a
	jr z, .top
	dec [hl]
	jr BillsPC_UpDownDidSomething

.top
	ld hl, wBillsPC_ScrollPosition
	ld a, [hl]
	and a
	jr z, BillsPC_JoypadDidNothing
	dec [hl]
	jr BillsPC_UpDownDidSomething

BillsPC_PressDown:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	inc a
	cp e
	jr nc, BillsPC_JoypadDidNothing

	ld hl, wBillsPC_CursorPosition
	ld a, [hl]
	inc a
	cp d
	jr nc, .not_bottom
	inc [hl]
	jr BillsPC_UpDownDidSomething

.not_bottom
	ld hl, wBillsPC_ScrollPosition
	inc [hl]
	jr BillsPC_UpDownDidSomething

BillsPC_PressLeft:
	ld hl, wBillsPC_LoadedBox
	ld a, [hl]
	and a
	jr z, .wrap_around
	dec [hl]
	jr BillsPC_LeftRightDidSomething

.wrap_around
	ld [hl], NUM_BOXES
	jr BillsPC_LeftRightDidSomething

BillsPC_PressRight:
	ld hl, wBillsPC_LoadedBox
	ld a, [hl]
	cp NUM_BOXES
	jr z, .wrap_around
	inc [hl]
	jr BillsPC_LeftRightDidSomething

.wrap_around
	ld [hl], 0
	jr BillsPC_LeftRightDidSomething

BillsPC_JoypadDidNothing:
	xor a
	and a
	ret

BillsPC_UpDownDidSomething:
	ld a, TRUE
	and a
	ret

BillsPC_LeftRightDidSomething:
	scf
	ret

BillsPC_PlaceString:
	push de
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp
	pop de
	hlcoord 1, 16
	call PlaceString
	ret

BillsPC_MoveMonWOMail_BoxNameAndArrows:
	call BillsPC_BoxName
	hlcoord 8, 1
	ld [hl], $5f
	hlcoord 19, 1
	ld [hl], $5e
	ret

BillsPC_BoxName:
	hlcoord 8, 0
	lb bc, 1, 10
	call Textbox1bpp

	ld a, [wBillsPC_LoadedBox]
	and a
	jr z, .party

	cp NUM_BOXES + 1
	jr nz, .gotbox

	ld a, [wCurBox]
	inc a
.gotbox
	dec a
	ld hl, wBoxNames
	ld bc, BOX_NAME_LENGTH
	call AddNTimes
	ld e, l
	ld d, h
	jr .print

.party
	ld de, .PartyPKMN
.print
	hlcoord 10, 1
	call PlaceString
	ret

.PartyPKMN:
	db "PARTY <PK><MN>@"

PCMonInfo:
; Display a monster's pic and
; attributes when highlighting
; it in a PC menu.

; Includes the neat cascading
; effect when showing the pic.

; Example: Species, level, gender,
; whether it's holding an item.

	hlcoord 0, 0
	lb bc, 15, 8
	call ClearBox

	hlcoord 8, 14
	lb bc, 1, 3
	call ClearBox

	call BillsPC_GetSelectedPokemonSpecies
	and a
	ret z
	cp -1
	ret z

	ld [wTempSpecies], a
	hlcoord 1, 4
	xor a
	ld b, 7
.row
	ld c, 7
	push af
	push hl
.col
	ld [hli], a
	add 7
	dec c
	jr nz, .col
	pop hl
	ld de, SCREEN_WIDTH
	add hl, de
	pop af
	inc a
	dec b
	jr nz, .row

	call BillsPC_LoadMonStats
	ld a, [wTempSpecies]
	ld [wCurPartySpecies], a
	ld [wCurSpecies], a
	ld hl, wTempMonDVs
	predef GetUnownLetter
	call GetBaseData
	ld de, vTiles2 tile $00
	predef GetMonFrontpic
	xor a
	ld [wBillsPC_MonHasMail], a
	ld a, [wCurPartySpecies]
	ld [wTempSpecies], a
	cp EGG
	ret z

	call GetBasePokemonName
	hlcoord 1, 14
	call PlaceString

	hlcoord 1, 12
	call PrintLevel

	ld a, TEMPMON
	ld [wMonType], a
	farcall GetGender
	jr c, .skip_gender
	ld a, "♂"
	jr nz, .printgender
	ld a, "♀"
.printgender
	hlcoord 5, 12
	ld [hl], a
.skip_gender

	ld a, [wTempMonItem]
	and a
	ret z

	ld d, a
	callfar ItemIsMail
	jr c, .mail
	ld a, $5d ; item icon
	jr .printitem
.mail
	ld a, $1
	ld [wBillsPC_MonHasMail], a
	ld a, $5c ; mail icon
.printitem
	hlcoord 7, 12
	ld [hl], a
	ret

BillsPC_LoadMonStats:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld e, a
	ld d, 0
	ld hl, wBillsPCPokemonList + 1 ; box number
	add hl, de
	add hl, de
	add hl, de
	ld a, [hl]
	and a
	jr z, .party
	cp NUM_BOXES + 1
	jr z, .sBox
	ld b, a
	call GetBoxPointer
	ld a, b
	call OpenSRAM
	push hl
	ld bc, sBoxMon1Level - sBox
	add hl, bc
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonLevel], a
	pop hl
	push hl
	ld bc, sBoxMon1Item - sBox
	add hl, bc
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonItem], a
	pop hl
	ld bc, sBoxMon1DVs - sBox
	add hl, bc
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld de, wTempMonDVs
	ld a, [hli]
	ld [de], a
	inc de
	ld a, [hl]
	ld [de], a
	call CloseSRAM
	ret

.party
	ld hl, wPartyMon1Level
	ld bc, PARTYMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonLevel], a
	ld hl, wPartyMon1Item
	ld bc, PARTYMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonItem], a
	ld hl, wPartyMon1DVs
	ld bc, PARTYMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld de, wTempMonDVs
	ld a, [hli]
	ld [de], a
	inc de
	ld a, [hl]
	ld [de], a
	ret

.sBox
	ld a, BANK(sBox)
	call OpenSRAM
	ld hl, sBoxMon1Level
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonLevel], a

	ld hl, sBoxMon1Item
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	ld [wTempMonItem], a

	ld hl, sBoxMon1DVs
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld de, wTempMonDVs
	ld a, [hli]
	ld [de], a
	inc de
	ld a, [hl]
	ld [de], a

	call CloseSRAM
	ret

BillsPC_RefreshTextboxes:
	hlcoord 8, 2
	lb bc, 10, 10
	call Textbox1bpp

	hlcoord 8, 2
	ld [hl], "└"
	hlcoord 19, 2
	ld [hl], "┘"

	ld a, [wBillsPC_ScrollPosition]
	ld e, a
	ld d, 0
	ld hl, wBillsPCPokemonList
	add hl, de
	add hl, de
	add hl, de
	ld e, l
	ld d, h
	hlcoord 9, 4
	ld a, [wBillsPC_NumMonsOnScreen]
.loop
	push af
	push de
	push hl
	call .PlaceNickname
	pop hl
	ld de, 2 * SCREEN_WIDTH
	add hl, de
	pop de
	inc de
	inc de
	inc de
	pop af
	dec a
	jr nz, .loop
	ret

.CancelString:
	db "CANCEL@"

.PlaceNickname:
	ld a, [de]
	and a
	ret z
	cp -1
	jr nz, .get_nickname
	ld de, .CancelString
	call PlaceString
	ret

.get_nickname
	inc de
	ld a, [de]
	ld b, a
	inc de
	ld a, [de]
	ld e, a
	ld a, b
	and a
	jr z, .party
	cp NUM_BOXES + 1
	jr z, .sBox
	push hl
	call GetBoxPointer
	ld a, b
	call OpenSRAM
	push hl
	ld bc, sBoxMons - sBox
	add hl, bc
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, e
	call AddNTimes
	ld a, [hl]
	pop hl
	and a
	jr z, .boxfail
	ld bc, sBoxMonNicknames - sBox
	add hl, bc
	ld bc, MON_NAME_LENGTH
	ld a, e
	call AddNTimes
	ld de, wStringBuffer1
	ld bc, MON_NAME_LENGTH
	call CopyBytes
	call CloseSRAM
	pop hl
	ld de, wStringBuffer1
	call PlaceString
	ret

.boxfail
	call CloseSRAM
	pop hl
	jr .placeholder_string

.party
	push hl
	ld hl, wPartySpecies
	ld d, $0
	add hl, de
	ld a, [hl]
	and a
	jr z, .partyfail
	ld hl, wPartyMonNicknames
	ld bc, MON_NAME_LENGTH
	ld a, e
	call AddNTimes
	ld de, wStringBuffer1
	ld bc, MON_NAME_LENGTH
	call CopyBytes
	pop hl
	ld de, wStringBuffer1
	call PlaceString
	ret

.partyfail
	pop hl
	jr .placeholder_string

.sBox
	push hl
	ld a, BANK(sBox)
	call OpenSRAM
	ld hl, sBoxSpecies
	ld d, $0
	add hl, de
	ld a, [hl]
	and a
	jr z, .sBoxFail
	ld hl, sBoxMonNicknames
	ld bc, MON_NAME_LENGTH
	ld a, e
	call AddNTimes
	ld de, wStringBuffer1
	ld bc, MON_NAME_LENGTH
	call CopyBytes
	call CloseSRAM
	pop hl
	ld de, wStringBuffer1
	call PlaceString
	ret

.sBoxFail
	call CloseSRAM
	pop hl
.placeholder_string
	ld de, .Placeholder
	call PlaceString
	ret

.Placeholder:
	db "-----@"

MACRO copy_box_data
.loop\@
	ld a, [hl]
	cp -1
	jr z, .done\@
	and a
	jr z, .done\@
	ld [de], a ; species
	inc de
	ld a, [wBillsPC_LoadedBox]
	ld [de], a ; box number
	inc de
	ld a, [wBillsPCTempListIndex]
	ld [de], a ; list index
	inc a
	ld [wBillsPCTempListIndex], a
	inc de
	inc hl
	ld a, [wBillsPCTempBoxCount]
	inc a
	ld [wBillsPCTempBoxCount], a
	jr .loop\@

.done\@
	if \1
		call CloseSRAM
	endc
	ld a, -1
	ld [de], a
	ld a, [wBillsPCTempBoxCount]
	inc a
	ld [wBillsPC_NumMonsInBox], a
ENDM

CopyBoxmonSpecies:
	xor a
	ld hl, wBillsPCPokemonList
	ld bc, 3 * 30
	call ByteFill
	ld de, wBillsPCPokemonList
	xor a
	ld [wBillsPCTempListIndex], a
	ld [wBillsPCTempBoxCount], a
	ld a, [wBillsPC_LoadedBox]
	and a
	jr z, .party
	cp NUM_BOXES + 1
	jr z, .sBox
	ld b, a
	call GetBoxPointer
	ld a, b
	call OpenSRAM
	inc hl
	copy_box_data 1
	ret

.party
	ld hl, wPartySpecies
	copy_box_data 0
	ret

.sBox
	ld a, BANK(sBox)
	call OpenSRAM
	ld hl, sBoxSpecies
	copy_box_data 1
	ret

BillsPC_GetSelectedPokemonSpecies:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld e, a
	ld d, 0
	ld hl, wBillsPCPokemonList
	add hl, de
	add hl, de
	add hl, de
	ld a, [hl]
	ret

BillsPC_UpdateSelectionCursor:
	ld a, [wBillsPC_NumMonsInBox]
	and a
	jr nz, .place_cursor
	call ClearSprites
	ret

.place_cursor
	ld hl, .OAM
	ld de, wShadowOAMSprite00
.loop
	ld a, [hl]
	cp -1
	ret z
	ld a, [wBillsPC_CursorPosition]
	and $7
	swap a
	add [hl]
	inc hl
	ld [de], a ; y
	inc de
rept SPRITEOAMSTRUCT_LENGTH - 1
	ld a, [hli]
	ld [de], a
	inc de
endr
	jr .loop

.OAM:
	dbsprite 10, 4, 0, 6, $00, 0
	dbsprite 11, 4, 0, 6, $00, 0
	dbsprite 12, 4, 0, 6, $00, 0
	dbsprite 13, 4, 0, 6, $00, 0
	dbsprite 14, 4, 0, 6, $00, 0
	dbsprite 15, 4, 0, 6, $00, 0
	dbsprite 16, 4, 0, 6, $00, 0
	dbsprite 17, 4, 0, 6, $00, 0
	dbsprite 18, 4, 0, 6, $00, 0
	dbsprite 18, 4, 7, 6, $00, 0
	dbsprite 10, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 11, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 12, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 13, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 14, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 15, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 16, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 17, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 18, 7, 0, 1, $00, 0 | Y_FLIP
	dbsprite 18, 7, 7, 1, $00, 0 | Y_FLIP
	dbsprite  9, 5, 6, 6, $01, 0
	dbsprite  9, 6, 6, 1, $01, 0 | Y_FLIP
	dbsprite 19, 5, 1, 6, $01, 0 | X_FLIP
	dbsprite 19, 6, 1, 1, $01, 0 | X_FLIP | Y_FLIP
	db -1

BillsPC_UpdateInsertCursor:
	ld hl, .OAM
	ld de, wShadowOAMSprite00
.loop
	ld a, [hl]
	cp -1
	ret z
	ld a, [wBillsPC_CursorPosition]
	and $7
	swap a
	add [hl]
	inc hl
	ld [de], a ; y
	inc de
rept SPRITEOAMSTRUCT_LENGTH - 1
	ld a, [hli]
	ld [de], a
	inc de
endr
	jr .loop

.OAM:
	dbsprite 10, 4, 0, 7, $06, 0
	dbsprite 11, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 12, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 13, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 14, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 15, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 16, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 17, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 18, 5, 0, 3, $00, 0 | Y_FLIP
	dbsprite 19, 4, 0, 7, $07, 0
	db -1

BillsPC_CheckSpaceInDestination:
; If moving within a box, no need to be here.
	ld hl, wBillsPC_LoadedBox
	ld a, [wBillsPC_BackupLoadedBox]
	cp [hl]
	jr z, .same_box

; Exceeding box or party capacity is a big no-no.
	ld a, [wBillsPC_LoadedBox]
	and a
	jr z, .party
	ld e, MONS_PER_BOX + 1
	jr .compare

.party
	ld e, PARTY_LENGTH + 1
.compare
	ld a, [wBillsPC_NumMonsInBox]
	cp e
	jr nc, .no_room
.same_box
	and a
	ret

.no_room
	ld de, PCString_TheresNoRoom
	call BillsPC_PlaceString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	scf
	ret

BillsPC_CheckMail_PreventBlackout:
	ld a, [wBillsPC_LoadedBox]
	and a
	jr nz, .Okay
	ld a, [wBillsPC_NumMonsInBox]
	cp $3
	jr c, .ItsYourLastPokemon
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	farcall CheckCurPartyMonFainted
	jr c, .AllOthersFainted
	ld a, [wBillsPC_MonHasMail]
	and a
	jr nz, .HasMail
.Okay:
	and a
	ret

.HasMail:
	ld de, PCString_RemoveMail
	jr .NotOkay

.AllOthersFainted:
	ld de, PCString_NoMoreUsablePKMN
	jr .NotOkay

.ItsYourLastPokemon:
	ld de, PCString_ItsYourLastPKMN
.NotOkay:
	call BillsPC_PlaceString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	scf
	ret

BillsPC_IsMonAnEgg:
	ld a, [wCurPartySpecies]
	cp EGG
	jr z, .egg
	and a
	ret

.egg
	ld de, PCString_NoReleasingEGGS
	call BillsPC_PlaceString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	scf
	ret

BillsPC_StatsScreen:
	call LowVolume
	call BillsPC_CopyMon
	ld a, TEMPMON
	ld [wMonType], a
	predef StatsScreenInit
	call BillsPC_InitGFX
	call MaxVolume
	ret

StatsScreenDPad:
	ld hl, hJoyPressed
	ld a, [hl]
	and A_BUTTON | B_BUTTON | D_RIGHT | D_LEFT
	ld [wMenuJoypad], a
	jr nz, .pressed_a_b_right_left
	ld a, [hl]
	and D_DOWN | D_UP
	ld [wMenuJoypad], a
	jr nz, .pressed_down_up
	jr .pressed_a_b_right_left

.pressed_down_up
	call _StatsScreenDPad
	and a
	jr z, .did_nothing
	call BillsPC_GetSelectedPokemonSpecies
	ld [wTempSpecies], a
	call BillsPC_LoadMonStats
	ld a, [wTempSpecies]
	ld [wCurPartySpecies], a
	ld [wCurSpecies], a
	ld hl, wTempMonDVs
	predef GetUnownLetter
	call GetBaseData
	call BillsPC_CopyMon
.pressed_a_b_right_left
	ret

.did_nothing
	xor a
	ld [wMenuJoypad], a
	ret

BillsPC_CopyMon:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld a, [wBillsPC_LoadedBox]
	and a
	jr z, .party
	cp NUM_BOXES + 1
	jr nz, .box
	ld a, BANK(sBox)
	call OpenSRAM
	ld hl, sBoxSpecies
	call CopySpeciesToTemp
	ld hl, sBoxMonNicknames
	call CopyNicknameToTemp
	ld hl, sBoxMonOTs
	call CopyOTNameToTemp
	ld hl, sBoxMons
	ld bc, BOXMON_STRUCT_LENGTH
	ld a, [wCurPartyMon]
	call AddNTimes
	ld de, wBufferMon
	ld bc, PARTYMON_STRUCT_LENGTH
	call CopyBytes
	call CloseSRAM
	farcall CalcBufferMonStats
	ret

.party
	ld hl, wPartySpecies
	call CopySpeciesToTemp
	ld hl, wPartyMonNicknames
	call CopyNicknameToTemp
	ld hl, wPartyMonOTs
	call CopyOTNameToTemp
	ld hl, wPartyMon1
	ld bc, PARTYMON_STRUCT_LENGTH
	ld a, [wCurPartyMon]
	call AddNTimes
	ld de, wBufferMon
	ld bc, PARTYMON_STRUCT_LENGTH
	call CopyBytes
	ret

.box
	ld b, a
	call GetBoxPointer
	ld a, b
	call OpenSRAM
	push hl
	inc hl
	call CopySpeciesToTemp
	pop hl
	push hl
	ld bc, sBoxMonNicknames - sBox
	add hl, bc
	call CopyNicknameToTemp
	pop hl
	push hl
	ld bc, sBoxMonOTs - sBox
	add hl, bc
	call CopyOTNameToTemp
	pop hl
	ld bc, sBoxMons - sBox
	add hl, bc
	ld bc, BOXMON_STRUCT_LENGTH
	call CopyMonToTemp
	call CloseSRAM
	farcall CalcBufferMonStats
	ret

DepositPokemon:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld hl, wPartyMonNicknames
	ld a, [wCurPartyMon]
	call GetNickname
	ld a, PC_DEPOSIT
	ld [wPokemonWithdrawDepositParameter], a
	predef SendGetMonIntoFromBox
	jr c, .BoxFull
	xor a ; REMOVE_PARTY
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	ld a, [wCurPartySpecies]
	call PlayMonCry
	hlcoord 0, 0
	lb bc, 15, 8
	call ClearBox
	hlcoord 8, 14
	lb bc, 1, 3
	call ClearBox
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp
	call WaitBGMap
	hlcoord 1, 16
	ld de, PCString_Stored
	call PlaceString
	ld l, c
	ld h, b
	ld de, wStringBuffer1
	call PlaceString
	ld a, "!"
	ld [bc], a
	ld c, 50
	call DelayFrames
	and a
	ret

.BoxFull:
	ld de, PCString_BoxFull
	call BillsPC_PlaceString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	scf
	ret

TryWithdrawPokemon:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld a, BANK(sBoxMonNicknames)
	call OpenSRAM
	ld a, [wCurPartyMon]
	ld hl, sBoxMonNicknames
	call GetNickname
	call CloseSRAM
	xor a
	ld [wPokemonWithdrawDepositParameter], a
	predef SendGetMonIntoFromBox
	jr c, .PartyFull
	ld a, REMOVE_BOX
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	ld a, [wCurPartySpecies]
	call PlayMonCry
	hlcoord 0, 0
	lb bc, 15, 8
	call ClearBox
	hlcoord 8, 14
	lb bc, 1, 3
	call ClearBox
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp
	call WaitBGMap
	hlcoord 1, 16
	ld de, PCString_Got
	call PlaceString
	ld l, c
	ld h, b
	ld de, wStringBuffer1
	call PlaceString
	ld a, "!"
	ld [bc], a
	ld c, 50
	call DelayFrames
	and a
	ret

.PartyFull:
	ld de, PCString_PartyFull
	call BillsPC_PlaceString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	scf
	ret

ReleasePKMN_ByePKMN:
	hlcoord 0, 0
	lb bc, 15, 8
	call ClearBox
	hlcoord 8, 14
	lb bc, 1, 3
	call ClearBox
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp

	call WaitBGMap
	ld a, [wCurPartySpecies]
	call GetCryIndex
	jr c, .skip_cry
	ld e, c
	ld d, b
	call PlayCry
.skip_cry

	ld a, [wCurPartySpecies]
	ld [wTempSpecies], a
	call GetPokemonName
	hlcoord 1, 16
	ld de, PCString_ReleasedPKMN
	call PlaceString
	ld c, 80
	call DelayFrames
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp
	hlcoord 1, 16
	ld de, PCString_Bye
	call PlaceString
	ld l, c
	ld h, b
	inc hl
	ld de, wStringBuffer1
	call PlaceString
	ld l, c
	ld h, b
	ld [hl], "!"
	ld c, 50
	call DelayFrames
	ret

MovePKMNWithoutMail_InsertMon:
	push hl
	push de
	push bc
	push af
	hlcoord 0, 15
	lb bc, 1, 18
	call Textbox1bpp
	hlcoord 1, 16
	ld de, .Saving_LeaveOn
	call PlaceString
	ld c, 20
	call DelayFrames
	pop af
	pop bc
	pop de
	pop hl
	ld a, [wCurBox]
	push af
	ld bc, 0
	ld a, [wBillsPC_BackupLoadedBox]
	and a
	jr nz, .moving_from_box
	set 0, c

.moving_from_box
	ld a, [wBillsPC_LoadedBox]
	and a
	jr nz, .moving_to_box
	set 1, c

.moving_to_box
	ld hl, .Jumptable
	add hl, bc
	add hl, bc
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld de, .dw_return
	push de
	jp hl

.dw_return
	pop af
	ld e, a
	farcall MoveMonWOMail_InsertMon_SaveGame
	ret

.Saving_LeaveOn:
	db "Saving… Leave ON!@"

.Jumptable:
	dw .BoxToBox
	dw .PartyToBox
	dw .BoxToParty
	dw .PartyToParty

.BoxToBox:
	ld hl, wBillsPC_BackupLoadedBox
	ld a, [wBillsPC_LoadedBox]
	cp [hl]
	jr z, .same_box
	call .CopyFromBox
	call .CopyToBox
	ret

.same_box
	call .CopyFromBox
	call .CheckTrivialMove
	call .CopyToBox
	ret

.PartyToBox:
	call .CopyFromParty
	ld a, $1
	ld [wGameLogicPaused], a
	farcall SaveGameData
	xor a
	ld [wGameLogicPaused], a
	call .CopyToBox
	ret

.BoxToParty:
	call .CopyFromBox
	call .CopyToParty
	ret

.PartyToParty:
	call .CopyFromParty
	call .CheckTrivialMove
	call .CopyToParty
	ret

.CheckTrivialMove:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld e, a
	ld a, [wBillsPC_BackupCursorPosition]
	ld hl, wBillsPC_BackupScrollPosition
	add [hl]
	cp e
	ret nc
	ld hl, wBillsPC_CursorPosition
	ld a, [hl]
	and a
	jr z, .top_of_screen
	dec [hl]
	ret

.top_of_screen
	ld hl, wBillsPC_ScrollPosition
	ld a, [hl]
	and a
	ret z
	dec [hl]
	ret

.CopyFromBox:
	ld a, [wBillsPC_BackupLoadedBox]
	dec a
	ld e, a
	farcall MoveMonWOMail_SaveGame
	ld a, [wBillsPC_BackupCursorPosition]
	ld hl, wBillsPC_BackupScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld a, BANK(sBox)
	call OpenSRAM
	ld hl, sBoxSpecies
	call CopySpeciesToTemp
	ld hl, sBoxMonNicknames
	call CopyNicknameToTemp
	ld hl, sBoxMonOTs
	call CopyOTNameToTemp
	ld hl, sBoxMons
	ld bc, BOXMON_STRUCT_LENGTH
	call CopyMonToTemp
	call CloseSRAM
	farcall CalcBufferMonStats
	ld a, REMOVE_BOX
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	ret

.CopyToBox:
	ld a, [wBillsPC_LoadedBox]
	dec a
	ld e, a
	farcall MoveMonWOMail_SaveGame
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	farcall InsertPokemonIntoBox
	ret

.CopyFromParty:
	ld a, [wBillsPC_BackupCursorPosition]
	ld hl, wBillsPC_BackupScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	ld hl, wPartySpecies
	call CopySpeciesToTemp
	ld hl, wPartyMonNicknames
	call CopyNicknameToTemp
	ld hl, wPartyMonOTs
	call CopyOTNameToTemp
	ld hl, wPartyMon1Species
	ld bc, PARTYMON_STRUCT_LENGTH
	call CopyMonToTemp
	xor a ; REMOVE_PARTY
	ld [wPokemonWithdrawDepositParameter], a
	farcall RemoveMonFromPartyOrBox
	ret

.CopyToParty:
	ld a, [wBillsPC_CursorPosition]
	ld hl, wBillsPC_ScrollPosition
	add [hl]
	ld [wCurPartyMon], a
	farcall InsertPokemonIntoParty
	ret

CopySpeciesToTemp:
	ld a, [wCurPartyMon]
	ld c, a
	ld b, 0
	add hl, bc
	ld a, [hl]
	ld [wCurPartySpecies], a
	ret

CopyNicknameToTemp:
	ld bc, MON_NAME_LENGTH
	ld a, [wCurPartyMon]
	call AddNTimes
	ld de, wBufferMonNickname
	ld bc, MON_NAME_LENGTH
	call CopyBytes
	ret

CopyOTNameToTemp:
	ld bc, NAME_LENGTH
	ld a, [wCurPartyMon]
	call AddNTimes
	ld de, wBufferMonOT
	ld bc, NAME_LENGTH
	call CopyBytes
	ret

CopyMonToTemp:
	ld a, [wCurPartyMon]
	call AddNTimes
	ld de, wBufferMon
	call CopyBytes
	ret

GetBoxPointer:
	dec b
	ld c, b
	ld b, 0
	ld hl, .BoxBankAddresses
	add hl, bc
	add hl, bc
	add hl, bc
	ld a, [hli]
	ld b, a
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ret

.BoxBankAddresses:
	table_width 3, GetBoxPointer.BoxBankAddresses
for n, 1, NUM_BOXES + 1
	dba sBox{d:n}
endr
	assert_table_length NUM_BOXES

BillsPC_ApplyPalettes:
	ld b, a
	call GetCGBLayout
	ld a, %11100100
	call DmgToCgbBGPals
	ld a, %11111100
	call DmgToCgbObjPal0
	ret

BillsPC_Jumptable:
	ld e, a
	ld d, 0
	add hl, de
	add hl, de
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ret

BillsPC_InitGFX:
	call DisableLCD
	ld hl, vTiles2 tile $00
	ld bc, $31 tiles
	xor a
	call ByteFill
	call LoadStandardFont
	call LoadFontsBattleExtra
	ld hl, PCMailGFX
	ld de, vTiles2 tile $5c
	ld bc, 4 tiles
	call CopyBytes
	ld hl, PCSelectLZ
	ld de, vTiles0 tile $00
	call Decompress
	ld a, 6
	call SkipMusic
	call EnableLCD
	ret

PCSelectLZ: INCBIN "gfx/pc/pc.2bpp.lz"
PCMailGFX:  INCBIN "gfx/pc/pc_mail.2bpp"

PCString_ChooseaPKMN: db "Choose a <PK><MN>.@"
PCString_WhatsUp: db "What's up?@"
PCString_ReleasePKMN: db "Release <PK><MN>?@"
PCString_MoveToWhere: db "Move to where?@"
PCString_ItsYourLastPKMN: db "It's your last <PK><MN>!@"
PCString_TheresNoRoom: db "There's no room!@"
PCString_NoMoreUsablePKMN: db "No more usable <PK><MN>!@"
PCString_RemoveMail: db "Remove MAIL.@"
PCString_ReleasedPKMN: db "Released <PK><MN>.@"
PCString_Bye: db "Bye,@"
PCString_Stored: db "Stored @"
PCString_Got: db "Got @"
PCString_Non: db "Non.@" ; unreferenced
PCString_BoxFull: db "The BOX is full.@"
PCString_PartyFull: db "The party's full!@"
PCString_NoReleasingEGGS: db "No releasing EGGS!@"

_ChangeBox:
	call LoadStandardMenuHeader
	call BillsPC_ClearTilemap
.loop
	xor a
	ldh [hBGMapMode], a
	call BillsPC_PrintBoxName
	call BillsPC_PlaceChooseABoxString
	ld hl, _ChangeBox_MenuHeader
	call CopyMenuHeader
	xor a
	ld [wMenuScrollPosition], a
	hlcoord 0, 4
	lb bc, 8, 9
	call Textbox1bpp
	call ScrollingMenu
	ld a, [wMenuJoypad]
	cp B_BUTTON
	jr z, .done
	call BillsPC_PlaceWhatsUpString
	call BillsPC_ChangeBoxSubmenu
	jr .loop
.done
	call CloseWindow
	ret

BillsPC_ClearTilemap:
	xor a
	ldh [hBGMapMode], a
	hlcoord 0, 0
	ld bc, SCREEN_WIDTH * SCREEN_HEIGHT
	ld a, " "
	call ByteFill
	ret

_ChangeBox_MenuHeader:
	db MENU_BACKUP_TILES ; flags
	menu_coords 1, 5, 9, 12
	dw .MenuData
	db 1 ; default option

.MenuData:
	db SCROLLINGMENU_CALL_FUNCTION3_NO_SWITCH | SCROLLINGMENU_ENABLE_FUNCTION3 ; flags
	db 4, 0 ; rows, columns
	db SCROLLINGMENU_ITEMS_NORMAL ; item format
	dba .Boxes
	dba .PrintBoxNames
	dba NULL
	dba BillsPC_PrintBoxCountAndCapacity

.Boxes:
	db NUM_BOXES
for x, NUM_BOXES
	db x + 1
endr
	db -1

.PrintBoxNames:
	push de
	ld a, [wMenuSelection]
	dec a
	call GetBoxName
	pop hl
	call PlaceString
	ret

GetBoxName:
	ld bc, BOX_NAME_LENGTH
	ld hl, wBoxNames
	call AddNTimes
	ld d, h
	ld e, l
	ret

BillsPC_PrintBoxCountAndCapacity:
	hlcoord 11, 7
	lb bc, 5, 7
	call Textbox1bpp
	ld a, [wMenuSelection]
	cp -1
	ret z
	hlcoord 12, 9
	ld de, .Pokemon
	call PlaceString
	call GetBoxCount
	ld [wTextDecimalByte], a
	hlcoord 13, 11
	ld de, wTextDecimalByte
	lb bc, 1, 2
	call PrintNum
	ld de, .OutOf20
	call PlaceString
	ret

.Pokemon:
	db "#MON@"

.OutOf20:
	db "/{d:MONS_PER_BOX}@" ; "/20@"

GetBoxCount:
	ld a, [wCurBox]
	ld c, a
	ld a, [wMenuSelection]
	dec a
	cp c
	jr z, .activebox
	ld c, a
	ld b, 0
	ld hl, .BoxBankAddresses
	add hl, bc
	add hl, bc
	add hl, bc
	ld a, [hli]
	ld b, a
	call OpenSRAM
	ld a, [hli]
	ld h, [hl]
	ld l, a
	ld a, [hl]
	call CloseSRAM
	ld c, a
	ld a, [wSavedAtLeastOnce]
	and a
	jr z, .newfile
	ld a, c
	ret

.newfile
	xor a
	ret

.activebox
	ld a, BANK(sBoxCount)
	ld b, a
	call OpenSRAM
	ld hl, sBoxCount
	ld a, [hl]
	call CloseSRAM
	ret

.BoxBankAddresses:
	table_width 3, GetBoxCount.BoxBankAddresses
for n, 1, NUM_BOXES + 1
	dba sBox{d:n}
endr
	assert_table_length NUM_BOXES

BillsPC_PrintBoxName:
	hlcoord 0, 0
	ld b, 2
	ld c, 18
	call Textbox1bpp
	hlcoord 1, 2
	ld de, .Current
	call PlaceString
	ld a, [wCurBox]
	and $f
	call GetBoxName
	hlcoord 11, 2
	call PlaceString
	ret

.Current:
	db "CURRENT@"

BillsPC_ChangeBoxSubmenu:
	ld hl, .MenuHeader
	call LoadMenuHeader
	call VerticalMenu
	call ExitMenu
	ret c
	ld a, [wMenuCursorY]
	cp $1
	jr z, .Switch
	cp $2
	jr z, .Name
	cp $3
	jr z, .Print
	and a
	ret

.Print:
	call GetBoxCount
	and a
	jr z, .EmptyBox
	ld e, l
	ld d, h
	ld a, [wMenuSelection]
	dec a
	ld c, a
	farcall PrintPCBox
	call BillsPC_ClearTilemap
	and a
	ret

.EmptyBox:
	call BillsPC_PlaceEmptyBoxString_SFX
	and a
	ret

.Switch:
	ld a, [wMenuSelection]
	dec a
	ld e, a
	ld a, [wCurBox]
	cp e
	ret z
	farcall ChangeBoxSaveGame
	ret

.Name:
	ld b, NAME_BOX
	ld de, wBoxNameBuffer
	farcall NamingScreen
	call ClearTilemap
	call LoadStandardFont
	call LoadFontsBattleExtra
	ld a, [wMenuSelection]
	dec a
	call GetBoxName
	ld e, l
	ld d, h
	ld hl, wBoxNameBuffer
	ld c, BOX_NAME_LENGTH - 1
	call InitString
	ld a, [wMenuSelection]
	dec a
	call GetBoxName
	ld de, wBoxNameBuffer
	call CopyName2
	ret

	hlcoord 11, 7 ; unreferenced

.MenuHeader:
	db MENU_BACKUP_TILES ; flags
	menu_coords 11, 4, SCREEN_WIDTH - 1, 13
	dw .MenuData
	db 1 ; default option

.MenuData:
	db STATICMENU_CURSOR ; flags
	db 4 ; items
	db "SWITCH@"
	db "NAME@"
	db "PRINT@"
	db "QUIT@"

BillsPC_PlaceChooseABoxString:
	ld de, .ChooseABox
	jr BillsPC_PlaceChangeBoxString

.ChooseABox:
	db "Choose a BOX.@"

BillsPC_PlaceWhatsUpString:
	ld de, .WhatsUp
	jr BillsPC_PlaceChangeBoxString

.WhatsUp:
	db "What's up?@"

BillsPC_PlaceEmptyBoxString_SFX:
	ld de, .NoMonString
	call BillsPC_PlaceChangeBoxString
	ld de, SFX_WRONG
	call WaitPlaySFX
	call WaitSFX
	ld c, 50
	call DelayFrames
	ret

.NoMonString:
	db "There's no #MON.@"

BillsPC_PlaceChangeBoxString:
	push de
	hlcoord 0, 14
	lb bc, 2, 18
	call Textbox1bpp
	pop de
	hlcoord 1, 16
	call PlaceString
	ld a, $1
	ldh [hBGMapMode], a
	ret