329 lines
6.1 KiB
NASM
Executable File
329 lines
6.1 KiB
NASM
Executable File
DoInGameTradeDialogue:
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; trigger the trade offer/action specified by wWhichTrade
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call SaveScreenTilesToBuffer2
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ld hl,TradeMons
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ld a,[wWhichTrade]
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ld b,a
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swap a
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sub b
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sub b
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ld c,a
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ld b,0
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add hl,bc
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ld a,[hli]
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ld [wInGameTradeGiveMonSpecies],a
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ld a,[hli]
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ld [wInGameTradeReceiveMonSpecies],a
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ld a,[hli]
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push af
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ld de,wInGameTradeMonNick
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ld bc, NAME_LENGTH
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call CopyData
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pop af
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ld l,a
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ld h,0
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ld de,InGameTradeTextPointers
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add hl,hl
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add hl,de
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ld a,[hli]
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ld [wInGameTradeTextPointerTablePointer],a
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ld a,[hl]
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ld [wInGameTradeTextPointerTablePointer + 1],a
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ld a,[wInGameTradeGiveMonSpecies]
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ld de,wInGameTradeGiveMonName
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call InGameTrade_GetMonName
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ld a,[wInGameTradeReceiveMonSpecies]
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ld de,wInGameTradeReceiveMonName
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call InGameTrade_GetMonName
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ld hl,wCompletedInGameTradeFlags
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ld a,[wWhichTrade]
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ld c,a
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ld b,FLAG_TEST
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predef FlagActionPredef
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ld a,c
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and a
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ld a,$4
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ld [wInGameTradeTextPointerTableIndex],a
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jr nz,.printText
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; if the trade hasn't been done yet
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xor a
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ld [wInGameTradeTextPointerTableIndex],a
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call .printText
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ld a,$1
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ld [wInGameTradeTextPointerTableIndex],a
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call YesNoChoice
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ld a,[wCurrentMenuItem]
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and a
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jr nz,.printText
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call InGameTrade_DoTrade
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jr c,.printText
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ld hl, TradedForText
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call PrintText
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.printText
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ld hl,wInGameTradeTextPointerTableIndex
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ld a,[hld] ; wInGameTradeTextPointerTableIndex
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ld e,a
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ld d,0
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ld a,[hld] ; wInGameTradeTextPointerTablePointer + 1
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ld l,[hl] ; wInGameTradeTextPointerTablePointer
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ld h,a
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add hl,de
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add hl,de
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ld a,[hli]
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ld h,[hl]
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ld l,a
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jp PrintText
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; copies name of species a to hl
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InGameTrade_GetMonName:
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push de
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ld [wd11e],a
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call GetMonName
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ld hl,wcd6d
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pop de
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ld bc, NAME_LENGTH
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jp CopyData
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INCLUDE "data/trades.asm"
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InGameTrade_DoTrade:
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xor a ; NORMAL_PARTY_MENU
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ld [wPartyMenuTypeOrMessageID],a
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dec a
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ld [wUpdateSpritesEnabled],a
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call DisplayPartyMenu
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push af
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call InGameTrade_RestoreScreen
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pop af
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ld a,$1
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jp c,.tradeFailed ; jump if the player didn't select a pokemon
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ld a,[wInGameTradeGiveMonSpecies]
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ld b,a
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ld a,[wcf91]
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cp b
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ld a,$2
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jr nz,.tradeFailed ; jump if the selected mon's species is not the required one
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ld a,[wWhichPokemon]
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ld hl,wPartyMon1Level
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ld bc, wPartyMon2 - wPartyMon1
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call AddNTimes
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ld a,[hl]
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ld [wCurEnemyLVL],a
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ld hl,wCompletedInGameTradeFlags
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ld a,[wWhichTrade]
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ld c,a
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ld b,FLAG_SET
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predef FlagActionPredef
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ld hl, ConnectCableText
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call PrintText
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ld a,[wWhichPokemon]
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push af
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ld a,[wCurEnemyLVL]
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push af
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call LoadHpBarAndStatusTilePatterns
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call InGameTrade_PrepareTradeData
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predef InternalClockTradeAnim
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pop af
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ld [wCurEnemyLVL],a
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pop af
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ld [wWhichPokemon],a
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ld a,[wInGameTradeReceiveMonSpecies]
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ld [wcf91],a
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xor a
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ld [wMonDataLocation],a ; not used
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ld [wRemoveMonFromBox],a
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call RemovePokemon
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ld a,$80 ; prevent the player from naming the mon
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ld [wMonDataLocation],a
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call AddPartyMon
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call InGameTrade_CopyDataToReceivedMon
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callab EvolveTradeMon
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call ClearScreen
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call InGameTrade_RestoreScreen
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callba RedrawMapView
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and a
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ld a,$3
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jr .tradeSucceeded
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.tradeFailed
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scf
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.tradeSucceeded
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ld [wInGameTradeTextPointerTableIndex],a
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ret
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InGameTrade_RestoreScreen:
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call GBPalWhiteOutWithDelay3
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call RestoreScreenTilesAndReloadTilePatterns
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call ReloadTilesetTilePatterns
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call LoadScreenTilesFromBuffer2
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call Delay3
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call LoadGBPal
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ld c, 10
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call DelayFrames
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jpba LoadWildData
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InGameTrade_PrepareTradeData:
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ld hl, wTradedPlayerMonSpecies
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ld a, [wInGameTradeGiveMonSpecies]
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ld [hli], a ; wTradedPlayerMonSpecies
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ld a, [wInGameTradeReceiveMonSpecies]
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ld [hl], a ; wTradedEnemyMonSpecies
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ld hl, wPartyMonOT
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ld bc, NAME_LENGTH
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ld a, [wWhichPokemon]
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call AddNTimes
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ld de, wTradedPlayerMonOT
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ld bc, NAME_LENGTH
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call InGameTrade_CopyData
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ld hl, InGameTrade_TrainerString
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ld de, wTradedEnemyMonOT
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call InGameTrade_CopyData
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ld de, wLinkEnemyTrainerName
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call InGameTrade_CopyData
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ld hl, wPartyMon1OTID
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ld bc, wPartyMon2 - wPartyMon1
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ld a, [wWhichPokemon]
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call AddNTimes
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ld de, wTradedPlayerMonOTID
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ld bc, $2
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call InGameTrade_CopyData
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call Random
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ld hl, hRandomAdd
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ld de, wTradedEnemyMonOTID
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jp CopyData
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InGameTrade_CopyData:
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push hl
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push bc
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call CopyData
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pop bc
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pop hl
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ret
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InGameTrade_CopyDataToReceivedMon:
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ld hl, wPartyMonNicks
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ld bc, NAME_LENGTH
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call InGameTrade_GetReceivedMonPointer
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ld hl, wInGameTradeMonNick
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ld bc, NAME_LENGTH
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call CopyData
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ld hl, wPartyMonOT
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ld bc, NAME_LENGTH
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call InGameTrade_GetReceivedMonPointer
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ld hl, InGameTrade_TrainerString
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ld bc, NAME_LENGTH
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call CopyData
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ld hl, wPartyMon1OTID
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ld bc, wPartyMon2 - wPartyMon1
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call InGameTrade_GetReceivedMonPointer
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ld hl, wTradedEnemyMonOTID
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ld bc, $2
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jp CopyData
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; the received mon's index is (partyCount - 1),
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; so this adds bc to hl (partyCount - 1) times and moves the result to de
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InGameTrade_GetReceivedMonPointer:
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ld a, [wPartyCount]
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dec a
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call AddNTimes
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ld e, l
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ld d, h
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ret
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InGameTrade_TrainerString:
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; "TRAINER@@@@@@@@@@"
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db $5d, "@@@@@@@@@@"
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InGameTradeTextPointers:
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dw TradeTextPointers1
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dw TradeTextPointers2
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dw TradeTextPointers3
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TradeTextPointers1:
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dw WannaTrade1Text
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dw NoTrade1Text
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dw WrongMon1Text
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dw Thanks1Text
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dw AfterTrade1Text
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TradeTextPointers2:
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dw WannaTrade2Text
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dw NoTrade2Text
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dw WrongMon2Text
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dw Thanks2Text
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dw AfterTrade2Text
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TradeTextPointers3:
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dw WannaTrade3Text
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dw NoTrade3Text
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dw WrongMon3Text
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dw Thanks3Text
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dw AfterTrade3Text
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ConnectCableText:
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TX_FAR _ConnectCableText
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db "@"
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TradedForText:
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TX_FAR _TradedForText
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db $11, $a, "@"
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WannaTrade1Text:
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TX_FAR _WannaTrade1Text
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db "@"
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NoTrade1Text:
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TX_FAR _NoTrade1Text
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db "@"
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WrongMon1Text:
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TX_FAR _WrongMon1Text
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db "@"
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Thanks1Text:
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TX_FAR _Thanks1Text
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db "@"
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AfterTrade1Text:
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TX_FAR _AfterTrade1Text
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db "@"
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WannaTrade2Text:
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TX_FAR _WannaTrade2Text
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db "@"
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NoTrade2Text:
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TX_FAR _NoTrade2Text
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db "@"
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WrongMon2Text:
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TX_FAR _WrongMon2Text
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db "@"
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Thanks2Text:
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TX_FAR _Thanks2Text
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db "@"
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AfterTrade2Text:
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TX_FAR _AfterTrade2Text
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db "@"
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WannaTrade3Text:
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TX_FAR _WannaTrade3Text
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db "@"
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NoTrade3Text:
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TX_FAR _NoTrade3Text
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db "@"
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WrongMon3Text:
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TX_FAR _WrongMon3Text
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db "@"
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Thanks3Text:
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TX_FAR _Thanks3Text
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db "@"
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AfterTrade3Text:
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TX_FAR _AfterTrade3Text
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db "@"
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