Martin Michelsen
122 lines
3.2 KiB
C++
122 lines
3.2 KiB
C++
#pragma once
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#include <event2/event.h>
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#include <stdint.h>
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#include <deque>
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#include <memory>
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#include <phosg/Strings.hh>
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#include <string>
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#include <variant>
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#include "../Player.hh"
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struct Lobby;
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namespace Episode3 {
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// The comment in Server.hh does not apply to this file (and BattleRecord.cc).
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class BattleRecord {
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public:
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struct PlayerEntry {
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PlayerLobbyDataDCGC lobby_data;
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PlayerInventory inventory;
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PlayerDispDataDCPCV3 disp;
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le_uint32_t level;
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} __attribute__((packed));
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struct Event {
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enum class Type : uint8_t {
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PLAYER_JOIN = 0,
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PLAYER_LEAVE = 1,
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SET_INITIAL_PLAYERS = 2,
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BATTLE_COMMAND = 3,
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GAME_COMMAND = 4,
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EP3_GAME_COMMAND = 5,
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CHAT_MESSAGE = 6,
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};
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// Fields used for all events
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Type type;
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uint64_t timestamp;
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// Fields used for PLAYER_JOIN and SET_INITIAL_PLAYERS only
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std::vector<PlayerEntry> players;
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// Fields used for PLAYER_LEAVE only
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uint8_t leaving_client_id;
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// Fields used for CHAT_MESSAGE only
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uint32_t guild_card_number;
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// Fields used for the COMMAND types and CHAT_MESSAGE
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std::string data;
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Event() = default;
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explicit Event(StringReader& r);
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void serialize(StringWriter& w) const;
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};
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explicit BattleRecord(uint32_t behavior_flags);
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explicit BattleRecord(const std::string& data);
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std::string serialize() const;
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bool writable() const;
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bool battle_in_progress() const;
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const Event* get_first_event() const;
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void add_player(
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const PlayerLobbyDataDCGC& lobby_data,
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const PlayerInventory& inventory,
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const PlayerDispDataDCPCV3& disp,
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uint32_t level);
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void delete_player(uint8_t client_id);
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void add_command(Event::Type type, const void* data, size_t size);
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void add_command(Event::Type type, std::string&& data);
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void add_chat_message(uint32_t guild_card_number, std::string&& data);
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// This function collapses all the existing player join/leave events into a
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// single SET_INITIAL_PLAYERS event, and deletes all events before the latest
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// BATTLE_COMMAND command that specifies the battle map. This should provide a
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// minimal set of commands to set up and start the battle during a replay.
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void set_battle_start_timestamp();
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void set_battle_end_timestamp();
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private:
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static constexpr uint64_t SIGNATURE = 0x14C946D56D1DAC50;
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static bool is_map_definition_event(const Event& ev);
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bool is_writable;
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uint32_t behavior_flags;
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uint64_t battle_start_timestamp;
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uint64_t battle_end_timestamp;
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std::deque<Event> events;
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friend class BattleRecordPlayer;
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};
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class BattleRecordPlayer {
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public:
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BattleRecordPlayer(
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std::shared_ptr<const BattleRecord> rec,
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std::shared_ptr<struct event_base> base);
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~BattleRecordPlayer() = default;
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std::shared_ptr<const BattleRecord> get_record() const;
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void set_lobby(std::shared_ptr<Lobby> l);
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void start();
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private:
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static void dispatch_schedule_events(evutil_socket_t, short, void* ctx);
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void schedule_events();
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std::shared_ptr<const BattleRecord> record;
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std::deque<BattleRecord::Event>::const_iterator event_it;
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uint64_t play_start_timestamp;
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std::shared_ptr<struct event_base> base;
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std::weak_ptr<Lobby> lobby;
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std::shared_ptr<struct event> next_command_ev;
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};
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} // namespace Episode3
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