Files
WoWee/include/game/update_field_table.hpp

105 lines
2.7 KiB
C++

#pragma once
#include <cstdint>
#include <string>
#include <unordered_map>
namespace wowee {
namespace game {
/**
* Logical update field identifiers (expansion-agnostic).
* Wire indices are loaded at runtime from JSON.
*/
enum class UF : uint16_t {
// Object fields
OBJECT_FIELD_ENTRY,
// Unit fields
UNIT_FIELD_TARGET_LO,
UNIT_FIELD_TARGET_HI,
UNIT_FIELD_BYTES_0,
UNIT_FIELD_HEALTH,
UNIT_FIELD_POWER1,
UNIT_FIELD_MAXHEALTH,
UNIT_FIELD_MAXPOWER1,
UNIT_FIELD_LEVEL,
UNIT_FIELD_FACTIONTEMPLATE,
UNIT_FIELD_FLAGS,
UNIT_FIELD_FLAGS_2,
UNIT_FIELD_DISPLAYID,
UNIT_FIELD_MOUNTDISPLAYID,
UNIT_FIELD_AURAS, // Start of aura spell ID array (48 consecutive uint32 slots, classic/vanilla only)
UNIT_NPC_FLAGS,
UNIT_DYNAMIC_FLAGS,
UNIT_FIELD_RESISTANCES, // Physical armor (index 0 of the resistance array)
UNIT_END,
// Player fields
PLAYER_FLAGS,
PLAYER_BYTES,
PLAYER_BYTES_2,
PLAYER_XP,
PLAYER_NEXT_LEVEL_XP,
PLAYER_FIELD_COINAGE,
PLAYER_QUEST_LOG_START,
PLAYER_FIELD_INV_SLOT_HEAD,
PLAYER_FIELD_PACK_SLOT_1,
PLAYER_FIELD_BANK_SLOT_1,
PLAYER_FIELD_BANKBAG_SLOT_1,
PLAYER_SKILL_INFO_START,
PLAYER_EXPLORED_ZONES_START,
// GameObject fields
GAMEOBJECT_DISPLAYID,
// Item fields
ITEM_FIELD_STACK_COUNT,
// Container fields
CONTAINER_FIELD_NUM_SLOTS,
CONTAINER_FIELD_SLOT_1,
COUNT
};
/**
* Maps logical update field names to expansion-specific wire indices.
* Loaded from JSON (e.g. Data/expansions/wotlk/update_fields.json).
*/
class UpdateFieldTable {
public:
/** Load from JSON file. Returns true if successful. */
bool loadFromJson(const std::string& path);
/** Get the wire index for a logical field. Returns 0xFFFF if unknown. */
uint16_t index(UF field) const;
/** Override a wire index at runtime (used for auto-detecting custom field layouts). */
void setIndex(UF field, uint16_t idx) { fieldMap_[static_cast<uint16_t>(field)] = idx; }
/** Check if a field is mapped. */
bool hasField(UF field) const;
/** Number of mapped fields. */
size_t size() const { return fieldMap_.size(); }
private:
std::unordered_map<uint16_t, uint16_t> fieldMap_; // UF enum → wire index
};
/**
* Global active update field table (set by Application at startup).
*/
void setActiveUpdateFieldTable(const UpdateFieldTable* table);
const UpdateFieldTable* getActiveUpdateFieldTable();
/** Convenience: get wire index for a logical field. */
inline uint16_t fieldIndex(UF field) {
const auto* t = getActiveUpdateFieldTable();
return t ? t->index(field) : 0xFFFF;
}
} // namespace game
} // namespace wowee