First Commit

Upload literally everything from the pokecrystal16 expand-move-ID branch

engine/battle/move_effects/future_sight.asm

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+BattleCommand_CheckFutureSight:
+	ld hl, wPlayerFutureSightCount
+	ld de, wPlayerFutureSightDamage
+	ldh a, [hBattleTurn]
+	and a
+	jr z, .ok
+	ld hl, wEnemyFutureSightCount
+	ld de, wEnemyFutureSightDamage
+.ok
+
+	ld a, [hl]
+	and a
+	ret z
+	cp 1
+	ret nz
+
+	ld [hl], 0
+	ld a, [de]
+	inc de
+	ld [wCurDamage], a
+	ld a, [de]
+	ld [wCurDamage + 1], a
+	ld b, futuresight_command
+	jp SkipToBattleCommand
+
+BattleCommand_FutureSight:
+	call CheckUserIsCharging
+	jr nz, .AlreadyChargingFutureSight
+	ld a, BATTLE_VARS_MOVE_ANIM
+	call GetBattleVar
+	ld b, a
+	ld a, BATTLE_VARS_LAST_COUNTER_MOVE
+	call GetBattleVarAddr
+	ld [hl], b
+	ld a, BATTLE_VARS_LAST_MOVE
+	call GetBattleVarAddr
+	ld [hl], b
+.AlreadyChargingFutureSight:
+	ld hl, wPlayerFutureSightCount
+	ldh a, [hBattleTurn]
+	and a
+	jr z, .GotFutureSightCount
+	ld hl, wEnemyFutureSightCount
+.GotFutureSightCount:
+	ld a, [hl]
+	and a
+	jr nz, .failed
+	ld a, 4
+	ld [hl], a
+	call BattleCommand_LowerSub
+	call BattleCommand_MoveDelay
+	ld hl, ForesawAttackText
+	call StdBattleTextbox
+	call BattleCommand_RaiseSub
+	ld de, wPlayerFutureSightDamage
+	ldh a, [hBattleTurn]
+	and a
+	jr z, .StoreDamage
+	ld de, wEnemyFutureSightDamage
+.StoreDamage:
+	ld hl, wCurDamage
+	ld a, [hl]
+	ld [de], a
+	ld [hl], 0
+	inc hl
+	inc de
+	ld a, [hl]
+	ld [de], a
+	ld [hl], 0
+	jp EndMoveEffect
+
+.failed
+	pop bc
+	call ResetDamage
+	call AnimateFailedMove
+	call PrintButItFailed
+	jp EndMoveEffect