shithub: pokered

ref: 408f9b3141e7436f0092533e92c357dd0b9f3021
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, HideSubstituteShowMonAnim
	ld b, BANK(HideSubstituteShowMonAnim)
	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, ReshowSubstituteAnim
	ld b, BANK(ReshowSubstituteAnim)
	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 "@"