shithub: pokered

ref: 9c93ef3bff67f0f3ded2856b612ec632f22b2d46
dir: /engine/battle/moveEffects/transform_effect.asm/

TransformEffect_: ; 3bab1 (e:7ab1)
	ld hl, wBattleMonSpecies
	ld de, wEnemyMonSpecies
	ld bc, W_ENEMYBATTSTATUS3
	ld a, [W_ENEMYBATTSTATUS1]
	ld a, [H_WHOSETURN]
	and a
	jr nz, .hitTest
	ld hl, wEnemyMonSpecies
	ld de, wBattleMonSpecies
	ld bc, W_PLAYERBATTSTATUS3
	ld [wPlayerMoveListIndex], a
	ld a, [W_PLAYERBATTSTATUS1]
.hitTest
	bit Invulnerable, a ; is mon invulnerable to typical attacks? (fly/dig)
	jp nz, .failed
	push hl
	push de
	push bc
	ld hl, W_PLAYERBATTSTATUS2
	ld a, [H_WHOSETURN]
	and a
	jr z, .transformEffect
	ld hl, W_ENEMYBATTSTATUS2
.transformEffect
; animation(s) played are different if target has Substitute up
	bit HasSubstituteUp, [hl] 
	push af
	ld hl, Func_79747
	ld b, BANK(Func_79747)
	call nz, Bankswitch
	ld a, [W_OPTIONS]
	add a
	ld hl, PlayCurrentMoveAnimation
	ld b, BANK(PlayCurrentMoveAnimation)
	jr nc, .gotAnimToPlay
	ld hl, AnimationTransformMon
	ld b, BANK(AnimationTransformMon)
.gotAnimToPlay
	call Bankswitch
	ld hl, Func_79771
	ld b, BANK(Func_79771)
	pop af
	call nz, Bankswitch
	pop bc
	ld a, [bc]
	set Transformed, a ; mon is now Transformed
	ld [bc], a
	pop de
	pop hl
	push hl
; transform user into opposing Pokemon	
; species
	ld a, [hl] 
	ld [de], a
; type 1, type 2, catch rate, and moves	
	ld bc, $5
	add hl, bc 
	inc de
	inc de
	inc de
	inc de
	inc de
	inc bc
	inc bc
	call CopyData
	ld a, [H_WHOSETURN]
	and a
	jr z, .next
; save enemy mon DVs in wcceb/wccec (enemy turn only)
	ld a, [de]
	ld [wcceb], a
	inc de
	ld a, [de]
	ld [wccec], a
	dec de
.next
; DVs
	ld a, [hli]
	ld [de], a
	inc de
	ld a, [hli]
	ld [de], a
	inc de
; Attack, Defense, Speed, and Special stats	
	inc hl
	inc hl
	inc hl
	inc de
	inc de
	inc de
	ld bc, $8
	call CopyData
	ld bc, wBattleMonMoves - wBattleMonPP 
	add hl, bc ; ld hl, wBattleMonMoves
	ld b, NUM_MOVES
.copyPPLoop
; 5 PP for all moves
	ld a, [hli]
	and a
	jr z, .lessThanFourMoves
	ld a, $5
	ld [de], a
	inc de
	dec b
	jr nz, .copyPPLoop
	jr .copyStats
.lessThanFourMoves
; 0 PP for blank moves
	xor a
	ld [de], a
	inc de
	dec b
	jr nz, .lessThanFourMoves
.copyStats
; original (unmodified) stats and stat mods
	pop hl
	ld a, [hl]
	ld [wd11e], a
	call GetMonName
	ld hl, wEnemyMonUnmodifiedAttack
	ld de, wPlayerMonUnmodifiedAttack
	call .copyBasedOnTurn ; original (unmodified) stats
	ld hl, wEnemyMonStatMods
	ld de, wPlayerMonStatMods
	call .copyBasedOnTurn ; stat mods
	ld hl, TransformedText
	jp PrintText

.copyBasedOnTurn
	ld a, [H_WHOSETURN]
	and a
	jr z, .gotStatsOrModsToCopy
	push hl
	ld h, d
	ld l, e
	pop de
.gotStatsOrModsToCopy
	ld bc, $8
	jp CopyData

.failed
	ld hl, PrintButItFailedText_
	jp BankswitchEtoF

TransformedText: ; 3bb92 (e:7b92)
	TX_FAR _TransformedText
	db "@"