1 files changed, 127 insertions, 0 deletions
diff --git a/engine/tempmon.asm b/engine/tempmon.asm
new file mode 100644
index 000000000..be989d14b
--- /dev/null
+++ b/engine/tempmon.asm
@@ -0,0 +1,127 @@
+CopyPkmnToTempMon: ; 5084a
+; gets the BaseData of a Pkmn
+; and copys the PkmnStructure to TempMon
+
+	ld a, [CurPartyMon]
+	ld e, a
+	call GetPkmnSpecies
+	ld a, [CurPartySpecies]
+	ld [CurSpecies], a
+	call GetBaseData
+
+	ld a, [MonType]
+	ld hl, PartyMon1Species
+	ld bc, PARTYMON_STRUCT_LENGTH
+	and a
+	jr z, .copywholestruct
+	ld hl, OTPartyMon1Species
+	ld bc, PARTYMON_STRUCT_LENGTH
+	cp OTPARTYMON
+	jr z, .copywholestruct
+	ld bc, BOXMON_STRUCT_LENGTH
+	callfar CopyBoxmonToTempMon
+	jr .done
+
+.copywholestruct
+	ld a, [CurPartyMon]
+	call AddNTimes
+	ld de, TempMon
+	ld bc, PARTYMON_STRUCT_LENGTH
+	call CopyBytes
+
+.done
+	ret
+
+CalcwBufferMonStats: ; 5088b
+	ld bc, wBufferMon
+	jr _TempMonStatsCalculation
+
+CalcTempmonStats: ; 50890
+	ld bc, TempMon
+_TempMonStatsCalculation: ; 50893
+	ld hl, MON_LEVEL
+	add hl, bc
+	ld a, [hl]
+	ld [CurPartyLevel], a
+	ld hl, MON_MAXHP
+	add hl, bc
+	ld d, h
+	ld e, l
+	ld hl, MON_STAT_EXP - 1
+	add hl, bc
+	push bc
+	ld b, $1
+	predef CalcPkmnStats
+	pop bc
+	ld hl, MON_HP
+	add hl, bc
+	ld d, h
+	ld e, l
+	ld a, [CurPartySpecies]
+	cp EGG
+	jr nz, .not_egg
+	xor a
+	ld [de], a
+	inc de
+	ld [de], a
+	jr .zero_status
+
+.not_egg
+	push bc
+	ld hl, MON_MAXHP
+	add hl, bc
+	ld bc, 2
+	call CopyBytes
+	pop bc
+
+.zero_status
+	ld hl, MON_STATUS
+	add hl, bc
+	xor a
+	ld [hli], a
+	ld [hl], a
+	ret
+
+GetPkmnSpecies: ; 508d5
+; [MonType] has the type of the Pkmn
+; e = Nr. of Pkmn (i.e. [CurPartyMon])
+
+	ld a, [MonType]
+	and a ; PARTYMON
+	jr z, .partymon
+	cp OTPARTYMON
+	jr z, .otpartymon
+	cp BOXMON
+	jr z, .boxmon
+	cp TEMPMON
+	jr z, .breedmon
+	; WILDMON
+
+.partymon
+	ld hl, PartySpecies
+	jr .done
+
+.otpartymon
+	ld hl, OTPartySpecies
+	jr .done
+
+.boxmon
+	ld a, BANK(sBoxSpecies)
+	call GetSRAMBank
+	ld hl, sBoxSpecies
+	call .done
+	call CloseSRAM
+	ret
+
+.breedmon
+	ld a, [wBreedMon1Species]
+	jr .done2
+
+.done
+	ld d, 0
+	add hl, de
+	ld a, [hl]
+
+.done2
+	ld [CurPartySpecies], a
+	ret