mirror of https://github.com/pret/pokecrystal.git
220 lines
3.7 KiB
NASM
220 lines
3.7 KiB
NASM
_NameRater:
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; Introduce himself
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ld hl, NameRaterHelloText
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call PrintText
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call YesNoBox
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jp c, .cancel
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; Select a Pokemon from your party
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ld hl, NameRaterWhichMonText
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call PrintText
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farcall SelectMonFromParty
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jr c, .cancel
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; He can't rename an egg...
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ld a, [wCurPartySpecies]
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cp EGG
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jr z, .egg
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; ... or a Pokemon you got from a trade.
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call GetCurNick
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call CheckIfMonIsYourOT
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jr c, .traded
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; This name is good, but we can do better. How about it?
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ld hl, NameRaterBetterNameText
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call PrintText
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call YesNoBox
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jr c, .cancel
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; What name shall I give it then?
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ld hl, NameRaterWhatNameText
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call PrintText
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; Load the new nickname into wStringBuffer2
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xor a ; PARTYMON
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ld [wMonType], a
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ld a, [wCurPartySpecies]
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ld [wNamedObjectIndex], a
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ld [wCurSpecies], a
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call GetBaseData
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ld b, NAME_MON
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ld de, wStringBuffer2
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farcall _NamingScreen
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; If the new name is empty, treat it as unchanged.
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call IsNewNameEmpty
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ld hl, NameRaterSameNameText
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jr c, .samename
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; If the new name is the same as the old name, treat it as unchanged.
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call CompareNewToOld
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ld hl, NameRaterSameNameText
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jr c, .samename
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; Copy the new name from wStringBuffer2
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ld hl, wPartyMonNicknames
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ld bc, MON_NAME_LENGTH
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ld a, [wCurPartyMon]
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call AddNTimes
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ld e, l
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ld d, h
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ld hl, wStringBuffer2
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ld bc, MON_NAME_LENGTH
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call CopyBytes
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ld hl, NameRaterFinishedText
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.samename
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push hl
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call GetCurNick
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ld hl, NameRaterNamedText
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call PrintText
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pop hl
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jr .done
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.traded
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ld hl, NameRaterPerfectNameText
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jr .done
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.cancel
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ld hl, NameRaterComeAgainText
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jr .done
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.egg
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ld hl, NameRaterEggText
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.done
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call PrintText
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ret
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CheckIfMonIsYourOT:
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; Checks to see if the partymon loaded in [wCurPartyMon] has the different OT as you. Returns carry if not.
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ld hl, wPartyMonOT
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ld bc, NAME_LENGTH
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ld a, [wCurPartyMon]
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call AddNTimes
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ld de, wPlayerName
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ld c, NAME_LENGTH
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call .loop
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jr c, .nope
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ld hl, wPartyMon1ID
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ld bc, PARTYMON_STRUCT_LENGTH
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ld a, [wCurPartyMon]
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call AddNTimes
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ld de, wPlayerID
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ld c, 2 ; number of bytes in which your ID is stored
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.loop
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ld a, [de]
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cp [hl]
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jr nz, .nope
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inc hl
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inc de
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dec c
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jr nz, .loop
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and a
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ret
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.nope
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scf
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ret
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IsNewNameEmpty:
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; Checks to see if the nickname loaded in wStringBuffer2 is empty. If so, return carry.
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ld hl, wStringBuffer2
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ld c, MON_NAME_LENGTH - 1
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.loop
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ld a, [hli]
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cp "@"
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jr z, .terminator
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cp " "
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jr nz, .nonspace
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dec c
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jr nz, .loop
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.terminator
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scf
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ret
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.nonspace
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and a
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ret
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CompareNewToOld:
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; Compares the nickname in wStringBuffer2 to the previous nickname. If they are the same, return carry.
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ld hl, wPartyMonNicknames
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ld bc, MON_NAME_LENGTH
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ld a, [wCurPartyMon]
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call AddNTimes
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push hl
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call GetNicknameLength
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ld b, c
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ld hl, wStringBuffer2
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call GetNicknameLength
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pop hl
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ld a, c
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cp b
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jr nz, .different
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ld de, wStringBuffer2
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.loop
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ld a, [de]
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cp "@"
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jr z, .terminator
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cp [hl]
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jr nz, .different
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inc hl
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inc de
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jr .loop
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.different
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and a
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ret
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.terminator
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scf
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ret
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GetNicknameLength:
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; Gets the length of the name starting at hl and returns it in c.
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ld c, 0
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.loop
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ld a, [hli]
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cp "@"
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ret z
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inc c
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ld a, c
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cp MON_NAME_LENGTH - 1
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jr nz, .loop
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ret
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NameRaterHelloText:
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text_far _NameRaterHelloText
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text_end
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NameRaterWhichMonText:
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text_far _NameRaterWhichMonText
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text_end
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NameRaterBetterNameText:
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text_far _NameRaterBetterNameText
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text_end
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NameRaterWhatNameText:
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text_far _NameRaterWhatNameText
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text_end
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NameRaterFinishedText:
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text_far _NameRaterFinishedText
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text_end
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NameRaterComeAgainText:
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text_far _NameRaterComeAgainText
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text_end
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NameRaterPerfectNameText:
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text_far _NameRaterPerfectNameText
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text_end
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NameRaterEggText:
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text_far _NameRaterEggText
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text_end
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NameRaterSameNameText:
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text_far _NameRaterSameNameText
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text_end
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NameRaterNamedText:
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text_far _NameRaterNamedText
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text_end
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