Function assign_nobles

plugins/preserve-rooms.cpp:313–362

}

static void assign_nobles(color_ostream &out) {
    for (auto &[zone_id, group_codes] : noble_zones) {
        auto zone = virtual_cast<df::building_civzonest>(df::building::find(zone_id));
        if (!zone)
            continue;
        auto owner = Buildings::getOwner(zone);
        bool assigned = false;
        for (auto it = group_codes.rbegin(); it != group_codes.rend(); it++) {
            auto code = *it;
            vector<df::unit *> units;
            Units::getUnitsByNobleRole(units, code);
            // if zone is already assigned to a proper unit (or their spouse), skip
            if (linear_index(units, owner) >= 0 ||
                linear_index(get_spouse_ids(out, units), zone->assigned_unit_id) >= 0)
            {
                assigned = true;
                break;
            }
            // assign to a relevant noble that does not already have a registered zone of this type assigned
            for (auto unit : units) {
                if (!Units::isCitizen(unit, true))
                    continue;
                bool found = false;
                for (auto owned_zone : unit->owned_buildings) {
                    if (owned_zone->type == zone->type && is_noble_zone(owned_zone->id, group_codes[0])) {
                        found = true;
                        break;
                    }
                }
                if (found)
                    continue;
                zone->spec_sub_flag.bits.active = true;
                Buildings::setOwner(zone, unit);
                assigned = true;
                INFO(cycle,out).print("preserve-rooms: assigning {} to a {}-associated {}\n",
                    DF2CONSOLE(Units::getReadableName(unit)),
                    toLower_cp437(code),
                    ENUM_KEY_STR(civzone_type, zone->type));
                break;
            }
            if (assigned)
                break;
        }
        if (!assigned && (zone->spec_sub_flag.bits.active || zone->assigned_unit_id != -1)) {
            DEBUG(cycle,out).print("noble zone now reserved for eventual office holder: {}\n", zone_id);
            zone->spec_sub_flag.bits.active = false;
            Buildings::setOwner(zone, NULL);
        }
    }
}

static bool scrub_id_from_entries(int32_t id, int32_t key, unordered_map<int32_t, vector<int32_t>> & entries) {
    auto it = entries.find(key);