package dell_targets;
import databases.DBConnector;
import targets.LocationBaseStation;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;

public class Dell_BaseStation {
	public static List<LocationBaseStation> baseStations;
	private static ConcurrentHashMap<String, LocationBaseStation> baseStationMap; // ÒÔ»ùÕ¾IDΪ¼üµÄÓ³Éä

	public static List<LocationBaseStation> getBaseStations() throws SQLException {
		baseStations = new ArrayList<>();
		baseStationMap = new ConcurrentHashMap<>(); // ÐÞ¸´£º³õʼ»¯Ó³Éä
		ResultSet rs = DBConnector.queryTableData("location_base_station");
		 if (rs == null) {
		        // ˵Ã÷µ×²ãÄò»µ½Êý¾Ý£¬Ö±½ÓÅ×Òì³£»ò´òÓ¡ÈÕÖ¾
		        throw new SQLException("DBConnector.queryTableData returned null, "
		                             + "please check database connection & SQL.");
		    }
		while (rs.next()) {
			LocationBaseStation baseStation = new LocationBaseStation();
			baseStation.setId((int) rs.getLong("id"));
			baseStation.setCode(rs.getString("base_station_id"));
			baseStation.setStatus(rs.getString("statuss"));
			baseStation.setXCoordinate(rs.getString("x_coordinate"));
			baseStation.setYCoordinate(rs.getString("y_coordinate"));
			baseStation.setZCoordinate(rs.getString("z_coordinate"));
			baseStation.setLongitude(rs.getString("longitude"));
			baseStation.setLatitude(rs.getString("latitude"));
			baseStation.setElevation(rs.getString("elevation"));
			baseStation.setHorizontalAngle(rs.getString("horizontal_angle"));
			baseStation.setPitchAngle(rs.getString("pitch_angle"));
			baseStation.setFloor(rs.getString("located_layer"));
			baseStation.setGroup(rs.getString("located_group"));
			baseStation.setRange(rs.getString("range"));
			baseStation.setSyncStatus(rs.getString("sync_status"));
			baseStation.setSyncType(rs.getString("sync_type"));
			baseStation.setSyncBaseStation(rs.getString("sync_base_station"));
			baseStation.setIpAddress(rs.getString("ip_address"));
			baseStation.setPort(rs.getString("ports"));
			baseStation.setFirmwareVersion(rs.getString("firmware_version"));
			baseStation.setJudgmentDistance(rs.getString("judgment_distance"));
			baseStation.setBattery(rs.getString("battery"));
			baseStation.setCalibrationDistance(rs.getString("calibration_distance"));
			baseStation.setSignalSendTime(rs.getString("signal_transmission_time"));
			baseStation.setCommunicationGroup(rs.getString("communication_group"));
			baseStation.setIconAddress(rs.getString("icon_url"));
			baseStation.setOnlineTime(rs.getString("online_time"));
			baseStation.setOfflineTime(rs.getString("offline_time"));
			baseStation.setOfflineDuration(rs.getString("offline_duration"));
			baseStation.setAlgorithmDimension(rs.getString("algorithm_dimension"));
			baseStation.setBottomHeight(rs.getString("located_bottom_height"));
			baseStation.setTopHeight(rs.getString("located_top_height"));
			baseStation.setIsBarometricStation(rs.getString("barometric_base_station"));
			baseStation.setSwitchDistance(rs.getString("handover_distance"));
			baseStation.setMaxDistance(rs.getString("maximum_distance"));
			baseStation.setOutputAllRanging(rs.getString("output_all_base_station_ranging"));
			baseStation.setCompany(rs.getString("company"));
			baseStation.setCrossLayerHeight(rs.getString("cross_layer_height"));
			baseStation.setCrossLayerGroup(rs.getString("cross_layer_group"));
			baseStation.setRequiredDistance(rs.getString("must_pass_distance"));
			baseStation.setAdjacent1(rs.getString("adjacent1"));
			baseStation.setAdjacent2(rs.getString("adjacent2"));
			baseStation.setAdjacent3(rs.getString("adjacent3"));
			baseStation.setAdjacent4(rs.getString("adjacent4"));
			baseStation.setAdjacent5(rs.getString("adjacent5"));
			baseStation.setAdjacent6(rs.getString("adjacent6"));
			baseStation.setAdjacent7(rs.getString("adjacent7"));
			baseStation.setAdjacent8(rs.getString("adjacent8"));
			baseStation.setAdjacent9(rs.getString("adjacent9"));
			baseStation.setAdjacent10(rs.getString("adjacent10"));
			baseStation.setReserved1(rs.getString("reserved1"));
			baseStation.setReserved2(rs.getString("reserved2"));
			baseStation.setReserved3(rs.getString("reserved3"));
			baseStation.setReserved4(rs.getString("reserved4"));
			baseStation.setReserved5(rs.getString("reserved5"));
			baseStation.setReserved6(rs.getString("reserved6"));
			baseStation.setReserved7(rs.getString("reserved7"));
			baseStation.setReserved8(rs.getString("reserved8"));
			baseStation.setReserved9(rs.getString("reserved9"));
			baseStation.setReserved10(rs.getString("reserved10"));
			baseStation.setReserved11(rs.getString("reserved11"));
			baseStation.setReserved12(rs.getString("reserved12"));
			baseStation.setReserved13(rs.getString("reserved13"));
			baseStation.setReserved14(rs.getString("reserved14"));
			baseStation.setReserved15(rs.getString("reserved15"));
			baseStation.setReserved16(rs.getString("reserved16"));            
			baseStations.add(baseStation);
			baseStationMap.put(baseStation.getCode(), baseStation); // ÒÔ»ùÕ¾IDΪ¼ü´æÈëÓ³Éä
		}
		return baseStations;
	}

	/**
	 * ¸ù¾Ý»ùÕ¾ID¸ßЧÐÞ¸ÄÊôÐÔÖµ
	 * @param baseStationId »ùÕ¾ID£¨base_station_id£©
	 * @param propertyName ÊôÐÔÃû£¨ÐèÓësetter·½·¨Æ¥Å䣩
	 * @param value ÐÂÊôÐÔÖµ
	 */
	public static void updateBaseStationProperty(String baseStationId, String propertyName, String value) {
		LocationBaseStation station = baseStationMap.get(baseStationId);
		if (station == null) return; // »ùÕ¾²»´æÔÚÔòºöÂÔ

		// ¸ù¾ÝÊôÐÔÃûµ÷ÓöÔÓ¦setter£¨¸ßЧƥÅä¸ßƵÊôÐÔ£©
		switch (propertyName) {
		case "status":
			station.setStatus(value); break; // ¸üÐÂ״̬
		case "battery":
			station.setBattery(value); break; // ¸üеçÁ¿
		case "ipAddress":
			station.setIpAddress(value); break; // ¸üÐÂIPµØÖ·
		case "onlineTime":
			station.setOnlineTime(value); break; // ¸üÐÂÉÏÏßʱ¼ä
		case "offlineTime":
			station.setOfflineTime(value); break; // ¸üÐÂÀëÏßʱ¼ä
		case "offlineDuration":
			station.setOfflineDuration(value); break; // ¸üÐÂÀëÏßʱ³¤
		case "syncStatus":
			station.setSyncStatus(value); break; //ͬ²½×´Ì¬
		case "barometerReading":
			station.setBarometerReading(value); break; //ͬ²½×´Ì¬

			// Ìí¼ÓÆäËû¸ßƵÊôÐÔ...
		default:
			throw new IllegalArgumentException("²»Ö§³ÖÊôÐÔ: " + propertyName);
		}
	}

	/**
	 * ¸ù¾Ý»ùÕ¾ID»ñÈ¡»ùÕ¾¶ÔÏ󣨸ßЧ·ÃÎÊ£©
	 * @param baseStationId »ùÕ¾ID
	 * @return »ùÕ¾¶ÔÏ󣨲»´æÔÚÔò·µ»Ønull£©
	 */
	public static LocationBaseStation getBaseStationById(String baseStationId) {
		return baseStationMap.get(baseStationId); // O(1)¸´ÔÓ¶ÈÖ±½Ó»ñÈ¡
	}
	
	/**
     * »ñÈ¡ËùÓÐÔÚÏß״̬(onlineStatus=1)µÄÉ豸£¨¸ßЧÄÚ´æ²Ù×÷£©
     * @return ²»¿ÉÐ޸ĵÄbaseStationMap¼¯ºÏ£¨±ÜÃâÍⲿÐ޸Ļº´æ£©
     */
    public static List<LocationBaseStation> getOnlineBaseStations() {
        if (baseStationMap == null || baseStationMap.isEmpty()) {
            return Collections.emptyList(); // »º´æΪ¿Õʱ·µ»Ø¿Õ¼¯ºÏ
        }

        List<LocationBaseStation> BaseStation = new ArrayList<>();
        for (LocationBaseStation base : baseStationMap.values()) {
            if ("1".equals(base.getStatus())) { // ×Ö·û´®±È½Ï±ÜÃâNPE
            	BaseStation.add(base);
            }
        }
        return Collections.unmodifiableList(BaseStation); // ·µ»Ø²»¿É±ä¼¯ºÏ
    }
    
    /**
     * ¿ìËÙ»ñÈ¡LocationTag¶ÔÏóµÄ×ÜÊý£¨Ê¹ÓÃÄڴ滺´æÌá¸ßÐÔÄÜ£©
     * @return LocationTag¶ÔÏóµÄ×ÜÊý
     */
    public static int getLocationBaseCount() {
        if (baseStationMap == null) {
            synchronized (LocationBaseStation.class) {
                if (baseStationMap == null) {
                    try {
                    	getBaseStations(); // ³õʼ»¯»º´æ
                    } catch (SQLException e) {
                        e.printStackTrace();
                        return 0; // ³õʼ»¯Ê§°Ü·µ»Ø0
                    }
                }
            }
        }
        return baseStationMap.size();
    }

}