shithub: pokecrystal

ref: 3fc06b0f9da7ef993cb75315c5b2b168a3d6a3cf
dir: /engine/events/move_tutor.asm/

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Special_MoveTutor: ; 4925b
	call FadeToMenu
	call ClearBGPalettes
	call ClearScreen
	call DelayFrame
	ld b, SCGB_PACKPALS
	call GetSGBLayout
	xor a
	ld [wItemAttributeParamBuffer], a
	call .GetMoveTutorMove
	ld [wd265], a
	ld [wPutativeTMHMMove], a
	call GetMoveName
	call CopyName1
	farcall ChooseMonToLearnTMHM
	jr c, .cancel
	jr .enter_loop

.loop
	farcall ChooseMonToLearnTMHM_NoRefresh
	jr c, .cancel
.enter_loop
	call CheckCanLearnMoveTutorMove
	jr nc, .loop
	xor a
	ld [ScriptVar], a
	jr .quit

.cancel
	ld a, -1
	ld [ScriptVar], a
.quit
	call CloseSubmenu
	ret

.GetMoveTutorMove: ; 492a5
	ld a, [ScriptVar]
	cp 1
	jr z, .flamethrower
	cp 2
	jr z, .thunderbolt
	ld a, ICE_BEAM
	ret

.flamethrower
	ld a, FLAMETHROWER
	ret

.thunderbolt
	ld a, THUNDERBOLT
	ret

CheckCanLearnMoveTutorMove: ; 492b9
	ld hl, .MenuDataHeader
	call LoadMenuDataHeader

	predef CanLearnTMHMMove

	push bc
	ld a, [CurPartyMon]
	ld hl, PartyMonNicknames
	call GetNick
	pop bc

	ld a, c
	and a
	jr nz, .can_learn
	push de
	ld de, SFX_WRONG
	call PlaySFX
	pop de
	ld a, BANK(Text_TMHMNotCompatible)
	ld hl, Text_TMHMNotCompatible
	call FarPrintText
	jr .didnt_learn

.can_learn
	callfar KnowsMove
	jr c, .didnt_learn

	predef LearnMove
	ld a, b
	and a
	jr z, .didnt_learn

	ld c, HAPPINESS_LEARNMOVE
	callfar ChangeHappiness
	jr .learned

.didnt_learn
	call ExitMenu
	and a
	ret

.learned
	call ExitMenu
	scf
	ret

.MenuDataHeader: ; 0x4930a
	db $40 ; flags
	db 12, 00 ; start coords
	db 17, 19 ; end coords