ref: 7d3ea88611efbc2f9b903063e2816b1cae1bad35
dir: /engine/battle/move_effects/substitute.asm/
BattleCommand_Substitute: ; substitute call BattleCommand_MoveDelay ld hl, wBattleMonMaxHP ld de, wPlayerSubstituteHP ldh a, [hBattleTurn] and a jr z, .got_hp ld hl, wEnemyMonMaxHP ld de, wEnemySubstituteHP .got_hp ld a, BATTLE_VARS_SUBSTATUS4 call GetBattleVar bit SUBSTATUS_SUBSTITUTE, a jr nz, .already_has_sub ld a, [hli] ld b, [hl] srl a rr b srl a rr b dec hl dec hl ld a, b ld [de], a ld a, [hld] sub b ld e, a ld a, [hl] sbc 0 ld d, a jr c, .too_weak_to_sub ld a, d or e jr z, .too_weak_to_sub ld [hl], d inc hl ld [hl], e ld a, BATTLE_VARS_SUBSTATUS4 call GetBattleVarAddr set SUBSTATUS_SUBSTITUTE, [hl] ld hl, wPlayerWrapCount ld de, wPlayerTrappingMove ldh a, [hBattleTurn] and a jr z, .player ld hl, wEnemyWrapCount ld de, wEnemyTrappingMove .player xor a ld [hl], a ld [de], a call _CheckBattleScene jr c, .no_anim xor a ld [wNumHits], a ld [wFXAnimID + 1], a ld [wBattleAnimParam], a ld a, SUBSTITUTE call LoadAnim jr .finish .no_anim call BattleCommand_RaiseSubNoAnim .finish ld hl, MadeSubstituteText call StdBattleTextbox jp RefreshBattleHuds .already_has_sub call CheckUserIsCharging call nz, BattleCommand_RaiseSub ld hl, HasSubstituteText jr .jp_stdbattletextbox .too_weak_to_sub call CheckUserIsCharging call nz, BattleCommand_RaiseSub ld hl, TooWeakSubText .jp_stdbattletextbox jp StdBattleTextbox