This commit is contained in:
ra
2026-02-14 19:36:59 -07:00
parent f5b8aeb39d
commit bbd205ecbe
19 changed files with 5191 additions and 554 deletions

View File

@@ -92,6 +92,29 @@ defmodule Odinsea.Channel.Client do
cp_magic_attack = Opcodes.cp_magic_attack()
cp_take_damage = Opcodes.cp_take_damage()
# Inventory opcodes
cp_item_move = Opcodes.cp_item_move()
cp_item_sort = Opcodes.cp_item_sort()
cp_item_gather = Opcodes.cp_item_gather()
cp_use_item = Opcodes.cp_use_item()
cp_use_return_scroll = Opcodes.cp_use_return_scroll()
cp_use_scroll = Opcodes.cp_use_upgrade_scroll()
cp_use_cash_item = Opcodes.cp_use_cash_item()
# NPC opcodes
cp_npc_move = Opcodes.cp_npc_move()
cp_npc_talk = Opcodes.cp_npc_talk()
cp_npc_talk_more = Opcodes.cp_npc_talk_more()
cp_npc_shop = Opcodes.cp_npc_shop()
cp_storage = Opcodes.cp_storage()
cp_quest_action = Opcodes.cp_quest_action()
cp_repair = Opcodes.cp_repair()
cp_repair_all = Opcodes.cp_repair_all()
cp_update_quest = Opcodes.cp_update_quest()
cp_use_item_quest = Opcodes.cp_use_item_quest()
cp_public_npc = Opcodes.cp_public_npc()
cp_use_scripted_npc_item = Opcodes.cp_use_scripted_npc_item()
case opcode do
# Chat handlers
^cp_general_chat ->
@@ -162,6 +185,98 @@ defmodule Odinsea.Channel.Client do
_ -> state
end
# Inventory handlers
^cp_item_move ->
case Handler.Inventory.handle_item_move(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_item_sort ->
case Handler.Inventory.handle_item_sort(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_item_gather ->
case Handler.Inventory.handle_item_gather(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_use_item ->
case Handler.Inventory.handle_use_item(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_use_return_scroll ->
case Handler.Inventory.handle_use_return_scroll(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_use_scroll ->
case Handler.Inventory.handle_use_scroll(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
^cp_use_cash_item ->
case Handler.Inventory.handle_use_cash_item(packet, state) do
{:ok, new_state} -> new_state
_ -> state
end
# NPC handlers
^cp_npc_move ->
Handler.NPC.handle_npc_move(packet, self())
state
^cp_npc_talk ->
Handler.NPC.handle_npc_talk(packet, self())
state
^cp_npc_talk_more ->
Handler.NPC.handle_npc_more_talk(packet, self())
state
^cp_npc_shop ->
Handler.NPC.handle_npc_shop(packet, self())
state
^cp_storage ->
Handler.NPC.handle_storage(packet, self())
state
^cp_quest_action ->
Handler.NPC.handle_quest_action(packet, self())
state
^cp_repair ->
Handler.NPC.handle_repair(packet, self())
state
^cp_repair_all ->
Handler.NPC.handle_repair_all(self())
state
^cp_update_quest ->
Handler.NPC.handle_update_quest(packet, self())
state
^cp_use_item_quest ->
Handler.NPC.handle_use_item_quest(packet, self())
state
^cp_public_npc ->
Handler.NPC.handle_public_npc(packet, self())
state
^cp_use_scripted_npc_item ->
Handler.NPC.handle_use_scripted_npc_item(packet, self())
state
_ ->
Logger.debug("Unhandled channel opcode: 0x#{Integer.to_string(opcode, 16)}")
state

View File

@@ -0,0 +1,388 @@
defmodule Odinsea.Channel.Handler.Inventory do
@moduledoc """
Handles inventory-related packets (item move, equip, drop, sort, etc.).
Ported from src/handling/channel/handler/InventoryHandler.java
"""
require Logger
alias Odinsea.Net.Packet.{In, Out}
alias Odinsea.Net.Opcodes
alias Odinsea.Game.{Character, Inventory, InventoryType}
# Slot limits for different inventory types
@slot_limits %{
equip: 24,
use: 80,
setup: 80,
etc: 80,
cash: 40
}
@doc """
Handles item move (CP_ItemMove).
Ported from InventoryHandler.ItemMove()
"""
def handle_item_move(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state),
{:ok, character} <- Character.get_state(character_pid) do
# Skip update tick
{_tick, packet} = In.decode_int(packet)
# Parse packet data
{inv_type_byte, packet} = In.decode_byte(packet)
{src_slot, packet} = In.decode_short(packet)
{dst_slot, packet} = In.decode_short(packet)
{quantity, _packet} = In.decode_short(packet)
inv_type = InventoryType.from_type(inv_type_byte)
slot_max = Map.get(@slot_limits, inv_type, 100)
Logger.debug(
"Item move: #{character.name}, type=#{inv_type}, src=#{src_slot}, dst=#{dst_slot}, qty=#{quantity}"
)
# Handle different move scenarios
cond do
# Unequip (equipped slot is negative)
src_slot < 0 and dst_slot > 0 ->
handle_unequip(character_pid, src_slot, dst_slot, client_state)
# Equip (destination is negative)
dst_slot < 0 ->
handle_equip(character_pid, src_slot, dst_slot, client_state)
# Drop item (destination is 0)
dst_slot == 0 ->
handle_drop_item(character_pid, inv_type, src_slot, quantity, client_state)
# Regular move
true ->
handle_regular_move(character_pid, inv_type, src_slot, dst_slot, slot_max, client_state)
end
else
{:error, reason} ->
Logger.warning("Item move failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles item sort (CP_ItemSort).
Ported from InventoryHandler.ItemSort()
"""
def handle_item_sort(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state) do
# Skip update tick
{_tick, packet} = In.decode_int(packet)
{inv_type_byte, _packet} = In.decode_byte(packet)
inv_type = InventoryType.from_type(inv_type_byte)
Logger.debug("Item sort requested for inventory: #{inv_type}")
# Perform sort by moving items to fill gaps
case sort_inventory(character_pid, inv_type) do
:ok ->
# Send sort complete packet
sort_complete_packet =
Out.new(Opcodes.lp_finish_sort())
|> Out.encode_byte(inv_type_byte)
|> Out.to_data()
send_packet(client_state, sort_complete_packet)
{:error, reason} ->
Logger.warning("Item sort failed: #{inspect(reason)}")
end
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Item sort failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles item gather (CP_ItemGather).
Ported from InventoryHandler.ItemGather()
"""
def handle_item_gather(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state) do
# Skip update tick
{_tick, packet} = In.decode_int(packet)
{inv_type_byte, _packet} = In.decode_byte(packet)
inv_type = InventoryType.from_type(inv_type_byte)
Logger.debug("Item gather requested for inventory: #{inv_type}")
# TODO: Implement item gather (stack similar items)
# For now, just acknowledge
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Item gather failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles use item (CP_UseItem).
Ported from InventoryHandler.UseItem()
"""
def handle_use_item(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state),
{:ok, character} <- Character.get_state(character_pid) do
# Skip update tick and slot
{_tick, packet} = In.decode_int(packet)
{slot, _packet} = In.decode_short(packet)
Logger.debug("Use item: #{character.name}, slot=#{slot} (stub)")
# TODO: Implement item usage
# - Get item from USE inventory
# - Check if usable
# - Apply effect
# - Consume item
# - Broadcast effect
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Use item failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles use return scroll (CP_UseReturnScroll).
Ported from InventoryHandler.UseReturnScroll()
"""
def handle_use_return_scroll(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state),
{:ok, character} <- Character.get_state(character_pid) do
# Skip update tick and slot
{_tick, packet} = In.decode_int(packet)
{slot, _packet} = In.decode_short(packet)
Logger.debug("Use return scroll: #{character.name}, slot=#{slot} (stub)")
# TODO: Implement return scroll
# - Consume scroll
# - Return to nearest town
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Use return scroll failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles use scroll (CP_UseUpgradeScroll).
Ported from InventoryHandler.UseUpgradeScroll()
"""
def handle_use_scroll(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state),
{:ok, character} <- Character.get_state(character_pid) do
# Parse scroll packet
{_tick, packet} = In.decode_int(packet)
{scroll_slot, packet} = In.decode_short(packet)
{equip_slot, packet} = In.decode_short(packet)
{white_scroll, packet} = In.decode_byte(packet)
{legendary_spirit, _packet} = In.decode_byte(packet)
Logger.debug(
"Use scroll: #{character.name}, scroll=#{scroll_slot}, equip=#{equip_slot}, " <>
"white=#{white_scroll}, spirit=#{legendary_spirit} (stub)"
)
# TODO: Implement scrolling
# - Get scroll and equip
# - Check compatibility
# - Apply success/fail logic
# - Update equip stats
# - Consume scroll
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Use scroll failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
@doc """
Handles use cash item (CP_UseCashItem).
Ported from InventoryHandler.UseCashItem()
"""
def handle_use_cash_item(packet, client_state) do
with {:ok, character_pid} <- get_character(client_state),
{:ok, character} <- Character.get_state(character_pid) do
# Skip update tick
{_tick, packet} = In.decode_int(packet)
{slot, _packet} = In.decode_short(packet)
Logger.debug("Use cash item: #{character.name}, slot=#{slot} (stub)")
# TODO: Implement cash item usage
# - Get cash item
# - Apply effect based on item type
send_enable_actions(client_state)
{:ok, client_state}
else
{:error, reason} ->
Logger.warning("Use cash item failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
# ============================================================================
# Private Helper Functions
# ============================================================================
defp handle_equip(character_pid, src_slot, dst_slot, client_state) do
case Character.equip_item(character_pid, src_slot, dst_slot) do
:ok ->
Logger.debug("Equipped item: src=#{src_slot}, dst=#{dst_slot}")
# TODO: Broadcast equip update to map
# TODO: Recalculate and update character stats
send_enable_actions(client_state)
{:ok, client_state}
{:error, reason} ->
Logger.warning("Equip failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
defp handle_unequip(character_pid, src_slot, dst_slot, client_state) do
case Character.unequip_item(character_pid, src_slot, dst_slot) do
:ok ->
Logger.debug("Unequipped item: src=#{src_slot}, dst=#{dst_slot}")
# TODO: Broadcast unequip update to map
# TODO: Recalculate and update character stats
send_enable_actions(client_state)
{:ok, client_state}
{:error, reason} ->
Logger.warning("Unequip failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
defp handle_drop_item(character_pid, inv_type, src_slot, quantity, client_state) do
case Character.drop_item(character_pid, inv_type, src_slot, quantity) do
{:ok, dropped_item} ->
Logger.debug("Dropped item: #{dropped_item.item_id}, qty=#{quantity}")
# TODO: Create map item (drop on ground)
# TODO: Broadcast drop to map
send_enable_actions(client_state)
{:ok, client_state}
{:error, reason} ->
Logger.warning("Drop item failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
defp handle_regular_move(character_pid, inv_type, src_slot, dst_slot, slot_max, client_state) do
case Character.move_item(character_pid, inv_type, src_slot, dst_slot, slot_max) do
:ok ->
Logger.debug("Moved item: #{inv_type}, #{src_slot} -> #{dst_slot}")
# Send inventory update to client
# TODO: Send proper inventory update packet
send_enable_actions(client_state)
{:ok, client_state}
{:error, reason} ->
Logger.warning("Move item failed: #{inspect(reason)}")
send_enable_actions(client_state)
{:ok, client_state}
end
end
defp sort_inventory(character_pid, inv_type) do
# Get the inventory
with {:ok, inventory} <- Character.get_inventory(character_pid, inv_type),
slots = Inventory.list(inventory),
sorted_slots = Enum.sort_by(slots, fn item -> item.position end) do
# Move items to fill gaps
sort_items(character_pid, inv_type, sorted_slots, 1)
else
error -> error
end
end
defp sort_items(_character_pid, _inv_type, [], _target_slot), do: :ok
defp sort_items(character_pid, inv_type, [item | rest], target_slot) do
if item.position != target_slot and item.position > 0 do
# Move item to target slot
case Character.move_item(character_pid, inv_type, item.position, target_slot, 100) do
:ok -> sort_items(character_pid, inv_type, rest, target_slot + 1)
{:error, _} -> sort_items(character_pid, inv_type, rest, target_slot + 1)
end
else
sort_items(character_pid, inv_type, rest, target_slot + 1)
end
end
defp get_character(client_state) do
case client_state.character_id do
nil ->
{:error, :no_character}
character_id ->
case Registry.lookup(Odinsea.CharacterRegistry, character_id) do
[{pid, _}] -> {:ok, pid}
[] -> {:error, :character_not_found}
end
end
end
defp send_packet(client_state, data) when is_pid(client_state) do
# If client_state is a PID, send directly
send(client_state, {:send_packet, data})
end
defp send_packet(client_state, data) do
# Otherwise, send to the client_pid in the state
if client_state.client_pid do
send(client_state.client_pid, {:send_packet, data})
end
end
defp send_enable_actions(client_state) do
# Send enable actions packet to allow further client actions
# This is a minimal packet to unblock the client
enable_packet = <<0x0D, 0x00, 0x00>>
send_packet(client_state, enable_packet)
end
end