90 lines
3.7 KiB
Python
90 lines
3.7 KiB
Python
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from .itemInfo import ItemInfo
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from .constants import *
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from ..assembler import ASM
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from ..utils import formatText
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class BoomerangGuy(ItemInfo):
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OPTIONS = [BOOMERANG, HOOKSHOT, MAGIC_ROD, PEGASUS_BOOTS, FEATHER, SHOVEL]
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def __init__(self):
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super().__init__(0x1F5)
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self.setting = 'trade'
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def configure(self, options):
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self.MULTIWORLD = False
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self.setting = options.boomerang
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if self.setting == 'gift':
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self.MULTIWORLD = True
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# Cannot trade:
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# SWORD, BOMB, SHIELD, POWER_BRACELET, OCARINA, MAGIC_POWDER, BOW
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# Checks for these are at $46A2, and potentially we could remove those.
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# But SHIELD, BOMB and MAGIC_POWDER would most likely break things.
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# SWORD and POWER_BRACELET would most likely introduce the lv0 shield/bracelet issue
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def patch(self, rom, option, *, multiworld=None):
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if self.setting == 'trade':
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inv = INVENTORY_MAP[option]
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# Patch the check if you traded back the boomerang (so traded twice)
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rom.patch(0x19, 0x063F, ASM("cp $0D"), ASM("cp $%s" % (inv)))
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# Item to give by "default" (aka, boomerang)
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rom.patch(0x19, 0x06C1, ASM("ld a, $0D"), ASM("ld a, $%s" % (inv)))
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# Check if inventory slot is boomerang to give back item in this slot
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rom.patch(0x19, 0x06FC, ASM("cp $0D"), ASM("cp $%s" % (inv)))
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# Put the boomerang ID in the inventory of the boomerang guy (aka, traded back)
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rom.patch(0x19, 0x0710, ASM("ld a, $0D"), ASM("ld a, $%s" % (inv)))
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rom.texts[0x222] = formatText("Okay, let's do it!")
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rom.texts[0x224] = formatText("You got the {%s} in exchange for the item you had." % (option))
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rom.texts[0x225] = formatText("Give me back my {%s}, I beg you! I'll return the item you gave me" % (option), ask="Okay Not Now")
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rom.texts[0x226] = formatText("The item came back to you. You returned the other item.")
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else:
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# Patch the inventory trade to give an specific item instead
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rom.texts[0x221] = formatText("I found a good item washed up on the beach... Want to have it?", ask="Okay No")
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rom.patch(0x19, 0x069C, 0x06C6, ASM("""
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; Mark trade as done
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ld a, $06
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ld [$DB7D], a
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ld a, [$472B]
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ldh [$F1], a
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ld a, $06
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rst 8
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ld a, $0D
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"""), fill_nop=True)
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# Show the right item above link
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rom.patch(0x19, 0x0786, 0x0793, ASM("""
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ld a, [$472B]
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ldh [$F1], a
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ld a, $01
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rst 8
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"""), fill_nop=True)
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# Give the proper message for this item
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rom.patch(0x19, 0x075A, 0x076A, ASM("""
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ld a, [$472B]
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ldh [$F1], a
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ld a, $0A
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rst 8
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"""), fill_nop=True)
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rom.patch(0x19, 0x072B, "00", "%02X" % (CHEST_ITEMS[option]))
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# Ignore the trade back.
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rom.texts[0x225] = formatText("It's a secret to everybody.")
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rom.patch(0x19, 0x0668, ASM("ld a, [$DB7D]"), ASM("ret"), fill_nop=True)
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if multiworld is not None:
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rom.banks[0x3E][0x3300 + self.room] = multiworld
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def read(self, rom):
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if rom.banks[0x19][0x06C5] == 0x00:
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for k, v in CHEST_ITEMS.items():
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if v == rom.banks[0x19][0x072B]:
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return k
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else:
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for k, v in INVENTORY_MAP.items():
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if int(v, 16) == rom.banks[0x19][0x0640]:
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return k
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raise ValueError()
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