SyncingSystem.cpp

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#include "SyncingSystem.hpp"
#include "Registry.hpp"
#include "Components.hpp"
#include "IndexedZipper.hpp"
 
std::vector<GameMessage> syncGameState(Registry &r)
{
    std::vector<GameMessage> state;
    auto &&[positions, types, teams] = r.get_component_array<Position, Type, Team>();
    for (auto &&[idx, pos, type] : IndexedZipper(positions, types)) {
        // if killed or not created continue
        if (!pos || !type) continue;
 
        // need to spawn
        GameMessage msg;
        msg.type = P_SPAWN;
        msg.id = idx;
 
        // get position
        msg.msg.coords.x = pos->X;
        msg.msg.coords.y = pos->Y;
 
        // check type and assign asseet
        if (type->type == PLAYER) {
            msg.msg.asset_id = PLAYER_ASSET;
        } else if (type->type == MONSTER) {
            msg.msg.asset_id = MONSTER1_ASSET;
        } else {
            if (teams[idx]->team == ENEMY)
                msg.msg.asset_id = MONSTER_MISSILE_ASSET;
            else
                msg.msg.asset_id = PLAYER_MISSILE_ASSET;
        }
 
        // done
        state.push_back(msg);
    }
    return state;
}