Add subdirectories to engine/ similar to pokecrystal

engine/events/heal_party.asm

@@ -0,0 +1,99 @@
+HealParty:
+; Restore HP and PP.
+
+	ld hl, wPartySpecies
+	ld de, wPartyMon1HP
+.healmon
+	ld a, [hli]
+	cp $ff
+	jr z, .done
+
+	push hl
+	push de
+
+	ld hl, wPartyMon1Status - wPartyMon1HP
+	add hl, de
+	xor a
+	ld [hl], a
+
+	push de
+	ld b, NUM_MOVES ; A Pokémon has 4 moves
+.pp
+	ld hl, wPartyMon1Moves - wPartyMon1HP
+	add hl, de
+
+	ld a, [hl]
+	and a
+	jr z, .nextmove
+
+	dec a
+	ld hl, wPartyMon1PP - wPartyMon1HP
+	add hl, de
+
+	push hl
+	push de
+	push bc
+
+	ld hl, Moves
+	ld bc, MoveEnd - Moves
+	call AddNTimes
+	ld de, wcd6d
+	ld a, BANK(Moves)
+	call FarCopyData
+	ld a, [wcd6d + 5] ; PP is byte 5 of move data
+
+	pop bc
+	pop de
+	pop hl
+
+	inc de
+	push bc
+	ld b, a
+	ld a, [hl]
+	and $c0
+	add b
+	ld [hl], a
+	pop bc
+
+.nextmove
+	dec b
+	jr nz, .pp
+	pop de
+
+	ld hl, wPartyMon1MaxHP - wPartyMon1HP
+	add hl, de
+	ld a, [hli]
+	ld [de], a
+	inc de
+	ld a, [hl]
+	ld [de], a
+
+	pop de
+	pop hl
+
+	push hl
+	ld bc, wPartyMon2 - wPartyMon1
+	ld h, d
+	ld l, e
+	add hl, bc
+	ld d, h
+	ld e, l
+	pop hl
+	jr .healmon
+
+.done
+	xor a
+	ld [wWhichPokemon], a
+	ld [wd11e], a
+
+	ld a, [wPartyCount]
+	ld b, a
+.ppup
+	push bc
+	call RestoreBonusPP
+	pop bc
+	ld hl, wWhichPokemon
+	inc [hl]
+	dec b
+	jr nz, .ppup
+	ret