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76 lines
960 B
NASM
76 lines
960 B
NASM
BattleCommand_Protect:
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; protect
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call ProtectChance
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ret c
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ld a, BATTLE_VARS_SUBSTATUS1
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call GetBattleVarAddr
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set SUBSTATUS_PROTECT, [hl]
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call AnimateCurrentMove
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ld hl, ProtectedItselfText
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jp StdBattleTextbox
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ProtectChance:
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ld de, wPlayerProtectCount
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ldh a, [hBattleTurn]
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and a
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jr z, .got_count
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ld de, wEnemyProtectCount
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.got_count
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call CheckOpponentWentFirst
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jr nz, .failed
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; Can't have a substitute.
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ld a, BATTLE_VARS_SUBSTATUS4
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call GetBattleVar
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bit SUBSTATUS_SUBSTITUTE, a
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jr nz, .failed
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; Halve the chance of a successful Protect for each consecutive use.
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ld b, $ff
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ld a, [de]
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ld c, a
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.loop
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ld a, c
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and a
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jr z, .done
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dec c
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srl b
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ld a, b
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and a
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jr nz, .loop
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jr .failed
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.done
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.rand
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call BattleRandom
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and a
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jr z, .rand
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dec a
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cp b
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jr nc, .failed
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; Another consecutive Protect use.
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ld a, [de]
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inc a
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ld [de], a
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and a
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ret
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.failed
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xor a
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ld [de], a
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call AnimateFailedMove
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call PrintButItFailed
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scf
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ret
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