Start repo, claude & kimi still vibing tho
This commit is contained in:
322
lib/odinsea/channel/handler/player.ex
Normal file
322
lib/odinsea/channel/handler/player.ex
Normal file
@@ -0,0 +1,322 @@
|
||||
defmodule Odinsea.Channel.Handler.Player do
|
||||
@moduledoc """
|
||||
Handles player action packets (movement, attacks, map changes).
|
||||
Ported from src/handling/channel/handler/PlayerHandler.java
|
||||
"""
|
||||
|
||||
require Logger
|
||||
|
||||
alias Odinsea.Net.Packet.{In, Out}
|
||||
alias Odinsea.Net.Opcodes
|
||||
alias Odinsea.Channel.Packets
|
||||
alias Odinsea.Game.{Character, Movement, Map}
|
||||
|
||||
@doc """
|
||||
Handles player movement (CP_MOVE_PLAYER).
|
||||
Ported from PlayerHandler.MovePlayer()
|
||||
"""
|
||||
def handle_move_player(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid),
|
||||
{:ok, map_pid} <- get_map_pid(character.map_id, client_state.channel_id) do
|
||||
# Decode movement header
|
||||
{_dr0, packet} = In.decode_int(packet)
|
||||
{_dr1, packet} = In.decode_int(packet)
|
||||
# TODO: Check field key
|
||||
{_dr2, packet} = In.decode_int(packet)
|
||||
{_dr3, packet} = In.decode_int(packet)
|
||||
# Skip 20 bytes
|
||||
{_, packet} = In.skip(packet, 20)
|
||||
|
||||
# Store original position
|
||||
original_pos = character.position
|
||||
|
||||
# Parse movement
|
||||
case Movement.parse_movement(packet) do
|
||||
{:ok, movement_data, final_pos} ->
|
||||
# Update character position
|
||||
Character.update_position(character_pid, final_pos)
|
||||
|
||||
# Broadcast movement to other players
|
||||
move_packet =
|
||||
Out.new(Opcodes.lp_move_player())
|
||||
|> Out.encode_int(character.id)
|
||||
|> Out.encode_bytes(movement_data)
|
||||
|> Out.to_data()
|
||||
|
||||
Map.broadcast_except(
|
||||
character.map_id,
|
||||
client_state.channel_id,
|
||||
character.id,
|
||||
move_packet
|
||||
)
|
||||
|
||||
Logger.debug(
|
||||
"Player #{character.name} moved to (#{final_pos.x}, #{final_pos.y})"
|
||||
)
|
||||
|
||||
{:ok, client_state}
|
||||
|
||||
{:error, reason} ->
|
||||
Logger.warning("Movement parsing failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Move player failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles map change via portal (CP_CHANGE_MAP).
|
||||
Ported from PlayerHandler.ChangeMap()
|
||||
"""
|
||||
def handle_change_map(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid) do
|
||||
# TODO: Check field key
|
||||
|
||||
{target_id, packet} = In.decode_int(packet)
|
||||
# Skip GMS-specific field
|
||||
{_, packet} = In.decode_int(packet)
|
||||
{portal_name, packet} = In.decode_string(packet)
|
||||
|
||||
Logger.info(
|
||||
"Character #{character.name} changing map: target=#{target_id}, portal=#{portal_name}"
|
||||
)
|
||||
|
||||
# Handle different map change scenarios
|
||||
cond do
|
||||
# Death respawn
|
||||
target_id == -1 and not character.alive? ->
|
||||
# Respawn at return map
|
||||
# TODO: Implement death respawn logic
|
||||
Logger.info("Player #{character.name} respawning")
|
||||
{:ok, client_state}
|
||||
|
||||
# GM warp to specific map
|
||||
target_id != -1 and character.gm? ->
|
||||
# TODO: Implement GM warp
|
||||
Logger.info("GM #{character.name} warping to map #{target_id}")
|
||||
{:ok, client_state}
|
||||
|
||||
# Portal-based map change
|
||||
true ->
|
||||
# TODO: Load portal data and handle map transition
|
||||
# For now, just log the request
|
||||
Logger.info(
|
||||
"Portal map change: #{character.name} using portal '#{portal_name}'"
|
||||
)
|
||||
|
||||
{:ok, client_state}
|
||||
end
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Change map failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles keymap changes (CP_CHANGE_KEYMAP).
|
||||
Ported from PlayerHandler.ChangeKeymap()
|
||||
"""
|
||||
def handle_change_keymap(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, _character} <- Character.get_state(character_pid) do
|
||||
# Skip mode
|
||||
{_, packet} = In.skip(packet, 4)
|
||||
{num_changes, packet} = In.decode_int(packet)
|
||||
|
||||
# Parse keybinding changes
|
||||
keybindings = parse_keybindings(packet, num_changes, [])
|
||||
|
||||
# TODO: Store keybindings in character state / database
|
||||
Logger.debug("Keybindings updated: #{num_changes} changes")
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Change keymap failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles skill macro changes (CP_CHANGE_SKILL_MACRO).
|
||||
Ported from PlayerHandler.ChangeSkillMacro()
|
||||
"""
|
||||
def handle_change_skill_macro(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, _character} <- Character.get_state(character_pid) do
|
||||
{num_macros, packet} = In.decode_byte(packet)
|
||||
|
||||
# Parse macros
|
||||
macros = parse_macros(packet, num_macros, [])
|
||||
|
||||
# TODO: Store macros in character state / database
|
||||
Logger.debug("Skill macros updated: #{num_macros} macros")
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Change skill macro failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles close-range attack (CP_CLOSE_RANGE_ATTACK).
|
||||
Ported from PlayerHandler.closeRangeAttack() - STUB for now
|
||||
"""
|
||||
def handle_close_range_attack(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid) do
|
||||
Logger.debug("Close range attack from #{character.name} (stub)")
|
||||
# TODO: Implement attack logic
|
||||
# - Parse attack info
|
||||
# - Validate attack
|
||||
# - Calculate damage
|
||||
# - Apply damage to mobs
|
||||
# - Broadcast attack packet
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Close range attack failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles ranged attack (CP_RANGED_ATTACK).
|
||||
Ported from PlayerHandler.rangedAttack() - STUB for now
|
||||
"""
|
||||
def handle_ranged_attack(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid) do
|
||||
Logger.debug("Ranged attack from #{character.name} (stub)")
|
||||
# TODO: Implement ranged attack logic
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Ranged attack failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles magic attack (CP_MAGIC_ATTACK).
|
||||
Ported from PlayerHandler.MagicDamage() - STUB for now
|
||||
"""
|
||||
def handle_magic_attack(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid) do
|
||||
Logger.debug("Magic attack from #{character.name} (stub)")
|
||||
# TODO: Implement magic attack logic
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Magic attack failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
@doc """
|
||||
Handles taking damage (CP_TAKE_DAMAGE).
|
||||
Ported from PlayerHandler.TakeDamage() - STUB for now
|
||||
"""
|
||||
def handle_take_damage(packet, client_state) do
|
||||
with {:ok, character_pid} <- get_character(client_state),
|
||||
{:ok, character} <- Character.get_state(character_pid) do
|
||||
# Decode damage packet
|
||||
{_tick, packet} = In.decode_int(packet)
|
||||
{damage_type, packet} = In.decode_byte(packet)
|
||||
{element, packet} = In.decode_byte(packet)
|
||||
{damage, packet} = In.decode_int(packet)
|
||||
|
||||
Logger.debug(
|
||||
"Character #{character.name} took #{damage} damage (type=#{damage_type}, element=#{element})"
|
||||
)
|
||||
|
||||
# TODO: Apply damage to character
|
||||
# TODO: Check for death
|
||||
# TODO: Broadcast damage packet
|
||||
|
||||
{:ok, client_state}
|
||||
else
|
||||
{:error, reason} ->
|
||||
Logger.warning("Take damage failed: #{inspect(reason)}")
|
||||
{:ok, client_state}
|
||||
end
|
||||
end
|
||||
|
||||
# ============================================================================
|
||||
# Private Helper Functions
|
||||
# ============================================================================
|
||||
|
||||
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 get_map_pid(map_id, channel_id) do
|
||||
case Registry.lookup(Odinsea.MapRegistry, {map_id, channel_id}) do
|
||||
[{pid, _}] ->
|
||||
{:ok, pid}
|
||||
|
||||
[] ->
|
||||
# Map not loaded yet - load it
|
||||
case DynamicSupervisor.start_child(
|
||||
Odinsea.MapSupervisor,
|
||||
{Map, {map_id, channel_id}}
|
||||
) do
|
||||
{:ok, pid} -> {:ok, pid}
|
||||
{:error, {:already_started, pid}} -> {:ok, pid}
|
||||
error -> error
|
||||
end
|
||||
end
|
||||
end
|
||||
|
||||
defp parse_keybindings(packet, 0, acc), do: Enum.reverse(acc)
|
||||
|
||||
defp parse_keybindings(packet, count, acc) do
|
||||
{key, packet} = In.decode_int(packet)
|
||||
{key_type, packet} = In.decode_byte(packet)
|
||||
{action, packet} = In.decode_int(packet)
|
||||
|
||||
binding = %{key: key, type: key_type, action: action}
|
||||
parse_keybindings(packet, count - 1, [binding | acc])
|
||||
end
|
||||
|
||||
defp parse_macros(packet, 0, acc), do: Enum.reverse(acc)
|
||||
|
||||
defp parse_macros(packet, count, acc) do
|
||||
{name, packet} = In.decode_string(packet)
|
||||
{shout, packet} = In.decode_byte(packet)
|
||||
{skill1, packet} = In.decode_int(packet)
|
||||
{skill2, packet} = In.decode_int(packet)
|
||||
{skill3, packet} = In.decode_int(packet)
|
||||
|
||||
macro = %{
|
||||
name: name,
|
||||
shout: shout,
|
||||
skill1: skill1,
|
||||
skill2: skill2,
|
||||
skill3: skill3
|
||||
}
|
||||
|
||||
parse_macros(packet, count - 1, [macro | acc])
|
||||
end
|
||||
end
|
||||
Reference in New Issue
Block a user