package com.netease.im.uikit.common.util.sys;

import android.content.Context;
import android.database.Cursor;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.net.Uri;
import android.net.wifi.WifiInfo;
import android.net.wifi.WifiManager;
import android.os.Build;
import android.telephony.TelephonyManager;
import android.text.TextUtils;

import com.netease.im.uikit.common.util.log.LogUtil;


public class NetworkUtil {

	public static final String TAG = "NetworkUtil";

	public static final byte CURRENT_NETWORK_TYPE_NONE = 0;

	/*
	 * 根据APN区分网络类型
	 */
	public static final byte CURRENT_NETWORK_TYPE_WIFI = 1;// wifi

	public static final byte CURRENT_NETWORK_TYPE_CTNET = 2;// ctnet

	public static final byte CURRENT_NETWORK_TYPE_CTWAP = 3;// ctwap

	public static final byte CURRENT_NETWORK_TYPE_CMWAP = 4;// cmwap

	public static final byte CURRENT_NETWORK_TYPE_UNIWAP = 5;// uniwap,3gwap

	public static final byte CURRENT_NETWORK_TYPE_CMNET = 6;// cmnet

	public static final byte CURRENT_NETWORK_TYPE_UNIET = 7;// uninet,3gnet

	/**
	 * 根据运营商区分网络类型
	 */
	public static final byte CURRENT_NETWORK_TYPE_CTC = 10;// ctwap,ctnet

	public static final byte CURRENT_NETWORK_TYPE_CUC = 11;// uniwap,3gwap,uninet,3gnet

	public static final byte CURRENT_NETWORK_TYPE_CM = 12;// cmwap,cmnet

	/**
	 * apn值
	 */
	private static final String CONNECT_TYPE_WIFI = "wifi";

	private static final String CONNECT_TYPE_CTNET = "ctnet";

	private static final String CONNECT_TYPE_CTWAP = "ctwap";

	private static final String CONNECT_TYPE_CMNET = "cmnet";

	private static final String CONNECT_TYPE_CMWAP = "cmwap";

	private static final String CONNECT_TYPE_UNIWAP = "uniwap";

	private static final String CONNECT_TYPE_UNINET = "uninet";

	private static final String CONNECT_TYPE_UNI3GWAP = "3gwap";

	private static final String CONNECT_TYPE_UNI3GNET = "3gnet";

	private static final Uri PREFERRED_APN_URI = Uri.parse("content://telephony/carriers/preferapn");

	public static byte curNetworkType = CURRENT_NETWORK_TYPE_NONE;

	/*
	 * 
	 * 获取网络类型
	 * 
	 */
	public static int  getNetType(Context context){
		NetworkInfo networkInfo = getActiveNetworkInfo(context);
		if(networkInfo == null){
			return -1;
		}else 
			return networkInfo.getType();
	}
	
	
	/**
	 * 判断当前网络类型。WIFI,NET,WAP
	 * 
	 * @param context
	 * @return
	 */
	public static byte getCurrentNetType(Context context) {
		NetworkInfo networkInfo = getActiveNetworkInfo(context);
		byte type = CURRENT_NETWORK_TYPE_NONE;
		if (networkInfo != null) {
			// String typeName = networkInfo.getTypeName();
			// XT800
			String typeName = networkInfo.getExtraInfo();
			if (TextUtils.isEmpty(typeName)) {
				typeName = networkInfo.getTypeName();
			}
			if (!TextUtils.isEmpty(typeName)) {
				String temp = typeName.toLowerCase();
				if (temp.indexOf(CONNECT_TYPE_WIFI) > -1) {// wifi
					type = CURRENT_NETWORK_TYPE_WIFI;
				} else if (temp.indexOf(CONNECT_TYPE_CTNET) > -1) {// ctnet
					type = CURRENT_NETWORK_TYPE_CTNET;
				} else if (temp.indexOf(CONNECT_TYPE_CTWAP) > -1) {// ctwap
					type = CURRENT_NETWORK_TYPE_CTWAP;
				} else if (temp.indexOf(CONNECT_TYPE_CMNET) > -1) {// cmnet
					type = CURRENT_NETWORK_TYPE_CMNET;
				} else if (temp.indexOf(CONNECT_TYPE_CMWAP) > -1) {// cmwap
					type = CURRENT_NETWORK_TYPE_CMWAP;
				} else if (temp.indexOf(CONNECT_TYPE_UNIWAP) > -1) {// uniwap
					type = CURRENT_NETWORK_TYPE_UNIWAP;
				} else if (temp.indexOf(CONNECT_TYPE_UNI3GWAP) > -1) {// 3gwap
					type = CURRENT_NETWORK_TYPE_UNIWAP;
				} else if (temp.indexOf(CONNECT_TYPE_UNINET) > -1) {// uninet
					type = CURRENT_NETWORK_TYPE_UNIET;
				} else if (temp.indexOf(CONNECT_TYPE_UNI3GNET) > -1) {// 3gnet
					type = CURRENT_NETWORK_TYPE_UNIET;
				}
			}
		}
	
		if (type == CURRENT_NETWORK_TYPE_NONE) {
			String apnType = getApnType(context);
			if (apnType != null && apnType.equals(CONNECT_TYPE_CTNET)) {// ctnet
				type = CURRENT_NETWORK_TYPE_CTNET;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_CTWAP)) {// ctwap
				type = CURRENT_NETWORK_TYPE_CTWAP;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_CMWAP)) {// cmwap
				type = CURRENT_NETWORK_TYPE_CMWAP;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_CMNET)) {// cmnet
				type = CURRENT_NETWORK_TYPE_CMNET;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_UNIWAP)) {// uniwap
				type = CURRENT_NETWORK_TYPE_UNIWAP;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_UNI3GWAP)) {// 3gwap
				type = CURRENT_NETWORK_TYPE_UNIWAP;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_UNINET)) {// uninet
				type = CURRENT_NETWORK_TYPE_UNIET;
			} else if (apnType != null && apnType.equals(CONNECT_TYPE_UNI3GNET)) {// 3gnet
				type = CURRENT_NETWORK_TYPE_UNIET;
			}
		}
		curNetworkType = type;

		return type;
	}

	/**
	 * 判断APNTYPE
	 * 
	 * @param context
	 * @return
	 */
	/**
	 * @deprecated 4.0
	 * doc:
	 * Since the DB may contain corp passwords, we should secure it. Using the same permission as writing to the DB as the read is potentially as damaging as a write
	 */
	public static String getApnType(Context context) {

		String apntype = "nomatch";
		Cursor c = context.getContentResolver().query(PREFERRED_APN_URI, null, null, null, null);
		if (c != null) {
			if (c.moveToFirst()) {
				String user = c.getString(c.getColumnIndex("user"));
				if (user != null && user.startsWith(CONNECT_TYPE_CTNET)) {
					apntype = CONNECT_TYPE_CTNET;
				} else if (user != null && user.startsWith(CONNECT_TYPE_CTWAP)) {
					apntype = CONNECT_TYPE_CTWAP;
				} else if (user != null && user.startsWith(CONNECT_TYPE_CMWAP)) {
					apntype = CONNECT_TYPE_CMWAP;
				} else if (user != null && user.startsWith(CONNECT_TYPE_CMNET)) {
					apntype = CONNECT_TYPE_CMNET;
				} else if (user != null && user.startsWith(CONNECT_TYPE_UNIWAP)) {
					apntype = CONNECT_TYPE_UNIWAP;
				} else if (user != null && user.startsWith(CONNECT_TYPE_UNINET)) {
					apntype = CONNECT_TYPE_UNINET;
				} else if (user != null && user.startsWith(CONNECT_TYPE_UNI3GWAP)) {
					apntype = CONNECT_TYPE_UNI3GWAP;
				} else if (user != null && user.startsWith(CONNECT_TYPE_UNI3GNET)) {
					apntype = CONNECT_TYPE_UNI3GNET;
				}
			}
			c.close();
			c = null;
		}

		return apntype;
	}

	/**
	 * 判断是否有网络可用
	 * 
	 * @param context
	 * @return
	 */
	public static boolean isNetAvailable(Context context) {
		NetworkInfo networkInfo = getActiveNetworkInfo(context);
		if (networkInfo != null) {
			return networkInfo.isAvailable();
		} else {
			return false;
		}
	}

	/**
	 * 此判断不可靠
	 * 
	 * @param context
	 * @return
	 */
	public static boolean isNetworkConnected(Context context) {
		NetworkInfo networkInfo = getActiveNetworkInfo(context);
		if (networkInfo != null) {
			boolean a = networkInfo.isConnected();
			return a;
		} else {
			return false;
		}
	}

	/**
	 * 获取可用的网络信息
	 * 
	 * @param context
	 * @return
	 */
	private static NetworkInfo getActiveNetworkInfo(Context context) {
		try {
			ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
			return cm.getActiveNetworkInfo();
		} catch (Exception e) {
			return null;
		}
	}

	public static boolean isWifiOr3G(Context context) {
		if (isWifi(context)) {
			return true;
		} else {
			return is3G(context);
		}
	}

	public static boolean is2G(Context context) {
		return !isWifiOr3G(context);
	}

	public static boolean is3G(Context context) {
		int type = getNetworkClass(context);
		if (type == NETWORK_CLASS_3_G || type == NETWORK_CLASS_4_G) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 当前网络是否是wifi网络
	 * 
	 * @param context
	 * @return
	 */
	public static boolean isWifi(Context context) {
		try {
			ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
			NetworkInfo ni = cm.getActiveNetworkInfo();
			if (ni != null) {
				if (ni.getType() == ConnectivityManager.TYPE_WIFI) {
					return true;
				} else {
					return false;
				}
			} else {
				return false;
			}
		} catch (Exception e) {
			return false;
		}
	}

	public static boolean getNetworkConnectionStatus(Context context) {
		ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (manager == null) {
			return false;
		}

		NetworkInfo info = manager.getActiveNetworkInfo();
		if (info == null) {
			return false;
		}

		TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
		if (tm == null) {
			return false;
		}

		if ((tm.getDataState() == TelephonyManager.DATA_CONNECTED || tm.getDataState() == TelephonyManager.DATA_ACTIVITY_NONE)
				&& info.isAvailable()) {
			return true;
		} else {
			return false;
		}
	}

	public static String getNetworkProxyInfo(Context context) {
		String proxyHost = android.net.Proxy.getDefaultHost();
		int proxyPort = android.net.Proxy.getDefaultPort();
		String szport = String.valueOf(proxyPort);
		String proxyInfo = null;

		ConnectivityManager manager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (manager == null) {
			return null;
		} else {
			NetworkInfo info = manager.getActiveNetworkInfo();
			if (info != null) {
				String typeName = info.getTypeName().toLowerCase();
				if (typeName != null && typeName.equals("wifi")) {
					return null;
				}
			} else {
				return null;
			}
		}

		if (proxyHost != null && (0 < proxyPort && proxyPort < 65535)) {
			proxyInfo = proxyHost + ":" + szport;
			return proxyInfo;
		} else {
			return null;
		}
	}

	public static String getNetworkProxyUrl(Context context) {
		if (isWifi(context)) {
			return null;
		}

		String proxyHost = android.net.Proxy.getDefaultHost();
		LogUtil.e(TAG, "proxyHost:" + proxyHost);
		return proxyHost;
	}

	public static String getNetworkProxyUrl() {
		/**
		 * 当网络为wifi时,直接返回空代理: 当ctwap,cmwap,uniwap,3gwap开启时同时开启wifi网络
		 * ,通过下面的getDefaultHost接口将得到对应wap网络代理ip ,这是错误的,所以在此判断当前网络是否为wifi
		 */
		if (curNetworkType == CURRENT_NETWORK_TYPE_WIFI) {
			return null;
		}

		String proxyHost = android.net.Proxy.getDefaultHost();
		LogUtil.e(TAG, "proxyHost:" + proxyHost);
		return proxyHost;
	}

	public static int getNetworkProxyPort() {
		int proxyPort = android.net.Proxy.getDefaultPort();
		return proxyPort;
	}

	public static boolean isCtwap(Context context) {
		if (getApnType(context).equals(CONNECT_TYPE_CTWAP)) {
			return true;
		} else {
			return false;
		}
	}

	public static boolean isUniwap(Context context) {
		if (getApnType(context).equals(CONNECT_TYPE_UNIWAP)) {
			return true;
		} else {
			return false;
		}
	}

	public static boolean isCmwap(Context context) {
		if (getApnType(context).equals(CONNECT_TYPE_CMWAP)) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 判断是否是电信网络(ctwap,ctnet)
	 * 
	 * @return
	 */
	public static boolean isCtcNetwork(Context context) {
		byte type = getCurrentNetType(context);

		return isCtcNetwork(type);
	}

	public static boolean isCtcNetwork(String apnName) {
		if (apnName == null) {
			return false;
		}

		if (apnName.equals(CONNECT_TYPE_CTWAP) || apnName.equals(CONNECT_TYPE_CTNET)) {
			return true;
		} else {
			return false;
		}
	}

	public static boolean isCtcNetwork(byte type) {
		if (type == CURRENT_NETWORK_TYPE_CTWAP || type == CURRENT_NETWORK_TYPE_CTNET) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 判断是否是联通网络(uniwap,uninet,3gwap,3gnet)
	 * 
	 * @return
	 */
	public static boolean isCucNetwork(Context context) {
		byte type = getCurrentNetType(context);

		return isCucNetwork(type);
	}

	public static boolean isCucNetwork(String apnName) {
		if (apnName == null) {
			return false;
		}

		if (apnName.equals(CONNECT_TYPE_UNIWAP) || apnName.equals(CONNECT_TYPE_UNINET)
				|| apnName.equals(CONNECT_TYPE_UNI3GWAP) || apnName.equals(CONNECT_TYPE_UNI3GNET)) {
			return true;
		} else {
			return false;
		}
	}

	public static boolean isCucNetwork(byte type) {
		if (type == CURRENT_NETWORK_TYPE_UNIWAP || type == CURRENT_NETWORK_TYPE_UNIET) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 判断是否是移动网络(cmwap,cmnet)
	 * 
	 * @return
	 */
	public static boolean isCmbNetwork(Context context) {
		byte type = getCurrentNetType(context);

		return isCmbNetwork(type);
	}

	public static boolean isCmbNetwork(String apnName) {
		if (apnName == null) {
			return false;
		}

		if (apnName.equals(CONNECT_TYPE_CMWAP) || apnName.equals(CONNECT_TYPE_CMNET)) {
			return true;
		} else {
			return false;
		}
	}

	public static boolean isCmbNetwork(byte type) {
		if (type == CURRENT_NETWORK_TYPE_CMWAP || type == CURRENT_NETWORK_TYPE_CMNET) {
			return true;
		} else {
			return false;
		}
	}

	/**
	 * 获取网络运营商类型(中国移动,中国联通,中国电信,wifi)
	 * 
	 * @param context
	 * @return
	 */
	public static byte getNetworkOperators(Context context) {
		if (isWifi(context)) {
			return CURRENT_NETWORK_TYPE_WIFI;
		} else if (isCtcNetwork(context)) {
			return CURRENT_NETWORK_TYPE_CTC;
		} else if (isCmbNetwork(context)) {
			return CURRENT_NETWORK_TYPE_CM;
		} else if (isCucNetwork(context)) {
			return CURRENT_NETWORK_TYPE_CUC;
		} else {
			return CURRENT_NETWORK_TYPE_NONE;
		}
	}

	public static byte getNetworkOperators(byte type) {
		if (type == CURRENT_NETWORK_TYPE_NONE) {
			return CURRENT_NETWORK_TYPE_NONE;
		} else if (type == CURRENT_NETWORK_TYPE_WIFI) {
			return CURRENT_NETWORK_TYPE_WIFI;
		} else if (type == CURRENT_NETWORK_TYPE_CTNET || type == CURRENT_NETWORK_TYPE_CTWAP) {
			return CURRENT_NETWORK_TYPE_CTC;
		} else if (type == CURRENT_NETWORK_TYPE_CMWAP || type == CURRENT_NETWORK_TYPE_CMNET) {
			return CURRENT_NETWORK_TYPE_CM;
		} else if (type == CURRENT_NETWORK_TYPE_UNIWAP || type == CURRENT_NETWORK_TYPE_UNIET) {
			return CURRENT_NETWORK_TYPE_CUC;
		} else {
			return CURRENT_NETWORK_TYPE_NONE;
		}
	}

	/**
	 * 是否需要设置代理(网络请求,一般用于wap网络,但有些机型设置代理会导致系统异常)
	 * 
	 * @return
	 */
	public static boolean isNeedSetProxyForNetRequest() { // #00044 +
		if (Build.MODEL.equals("SCH-N719") || Build.MODEL.equals("SCH-I939D")) {
			return false;
		} else {
			return true;
		}
	}

	/**
	 * get mac address of wifi if wifi is active
	 */

	public static String getActiveMacAddress(Context context) {
		WifiManager wifi = (WifiManager) context.getSystemService(Context.WIFI_SERVICE);

		WifiInfo info = wifi.getConnectionInfo();

		if (info != null) {
			return info.getMacAddress();
		}

		return "";
	}

	public static String getNetworkInfo(Context context) {
		String info = "";
		ConnectivityManager connectivity = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (connectivity != null) {
			NetworkInfo activeNetInfo = connectivity.getActiveNetworkInfo();
			if (activeNetInfo != null) {
				if (activeNetInfo.getType() == ConnectivityManager.TYPE_WIFI) {
					info = activeNetInfo.getTypeName();
				} else {
					StringBuilder sb = new StringBuilder();
					TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
					sb.append(activeNetInfo.getTypeName());
					sb.append(" [");
					if (tm != null) {
						// Result may be unreliable on CDMA networks
						sb.append(tm.getNetworkOperatorName());
						sb.append("#");
					}
					sb.append(activeNetInfo.getSubtypeName());
					sb.append("]");
					info = sb.toString();
				}
			}
		}
		return info;
	}

	public enum NetworkSpeedMode {
		LOW, NORMAL, HIGH, UNKNOWN
	}

	/**
	 * 网络类型
	 */
	public static final int NETWORK_CLASS_UNKNOWN = 0;

	public static final int NETWORK_CLASS_2_G = 1;

	public static final int NETWORK_CLASS_3_G = 2;

	public static final int NETWORK_CLASS_4_G = 3;

	public static final int NETWORK_CLASS_WIFI = 10;

	/**
	 * 仅判断Mobile网络的慢速.蓝牙等其他网络不做判断.
	 * 
	 * @param context
	 * @return
	 */
	public static NetworkSpeedMode getNetworkSpeedModeInMobile(Context context) {
		ConnectivityManager connectivityManager = (ConnectivityManager) context
				.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (connectivityManager != null) {
			NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
			if (networkInfo != null) {
				if (networkInfo.getType() == ConnectivityManager.TYPE_MOBILE) {
					switch (networkInfo.getSubtype()) {
					case TelephonyManager.NETWORK_TYPE_IDEN: // ~25 kbps
						return NetworkSpeedMode.LOW;
					case TelephonyManager.NETWORK_TYPE_CDMA: // ~ 14-64 kbps
						return NetworkSpeedMode.LOW;
					case TelephonyManager.NETWORK_TYPE_1xRTT: // ~ 50-100 kbps
						return NetworkSpeedMode.LOW;
					case TelephonyManager.NETWORK_TYPE_EDGE: // ~ 50-100 kbps
						return NetworkSpeedMode.LOW;
					case TelephonyManager.NETWORK_TYPE_GPRS: // ~ 100 kbps
						return NetworkSpeedMode.LOW;

					case TelephonyManager.NETWORK_TYPE_EVDO_0: // ~ 400-1000
																// kbps
						return NetworkSpeedMode.NORMAL;
					case TelephonyManager.NETWORK_TYPE_EVDO_A: // ~ 600-1400
																// kbps
						return NetworkSpeedMode.NORMAL;
					case TelephonyManager.NETWORK_TYPE_HSPA: // ~ 700-1700 kbps
						return NetworkSpeedMode.NORMAL;
					case TelephonyManager.NETWORK_TYPE_UMTS: // ~ 400-7000 kbps
						return NetworkSpeedMode.NORMAL;
					case 14: // TelephonyManager.NETWORK_TYPE_EHRPD: // ~ 1-2
								// Mbps
						return NetworkSpeedMode.NORMAL;
					case 12: // TelephonyManager.NETWORK_TYPE_EVDO_B: // ~ 5
								// Mbps
						return NetworkSpeedMode.NORMAL;

					case TelephonyManager.NETWORK_TYPE_HSDPA: // ~ 2-14 Mbps
						return NetworkSpeedMode.HIGH;
					case TelephonyManager.NETWORK_TYPE_HSUPA: // ~ 1-23 Mbps
						return NetworkSpeedMode.HIGH;
					case 15: // TelephonyManager.NETWORK_TYPE_HSPAP: // ~ 10-20
								// Mbps
						return NetworkSpeedMode.HIGH;
					case 13: // TelephonyManager.NETWORK_TYPE_LTE: // ~ 10+ Mbps
						return NetworkSpeedMode.HIGH;

					case TelephonyManager.NETWORK_TYPE_UNKNOWN:
						return NetworkSpeedMode.NORMAL;
					default:
						break;
					}
				}
			}
		}
		return NetworkSpeedMode.UNKNOWN;
	}

	/**
	 * 获取在Mobile网络下的网络类型. 2G,3G,4G
	 * 
	 * @param context
	 * @return
	 */
	public static int getNetworkClass(Context context) {
		ConnectivityManager connectivityManager = (ConnectivityManager) context
				.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (connectivityManager != null) {
			NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
			if (networkInfo != null) {
				if (networkInfo.getType() == ConnectivityManager.TYPE_MOBILE) {
					switch (networkInfo.getSubtype()) {
					case TelephonyManager.NETWORK_TYPE_GPRS:
					case TelephonyManager.NETWORK_TYPE_EDGE:
					case TelephonyManager.NETWORK_TYPE_CDMA:
					case TelephonyManager.NETWORK_TYPE_1xRTT:
					case TelephonyManager.NETWORK_TYPE_IDEN:
						return NETWORK_CLASS_2_G;
					case TelephonyManager.NETWORK_TYPE_UMTS:
					case TelephonyManager.NETWORK_TYPE_EVDO_0:
					case TelephonyManager.NETWORK_TYPE_EVDO_A:
					case TelephonyManager.NETWORK_TYPE_HSDPA:
					case TelephonyManager.NETWORK_TYPE_HSUPA:
					case TelephonyManager.NETWORK_TYPE_HSPA:
					case 12: // TelephonyManager.NETWORK_TYPE_EVDO_B:
					case 14: // TelephonyManager.NETWORK_TYPE_EHRPD:
					case 15: // TelephonyManager.NETWORK_TYPE_HSPAP:
						return NETWORK_CLASS_3_G;
					case 13: // TelephonyManager.NETWORK_TYPE_LTE:
						return NETWORK_CLASS_4_G;
					default:
						return NETWORK_CLASS_UNKNOWN;
					}
				} else if (networkInfo.getType() == ConnectivityManager.TYPE_WIFI) {
					return NETWORK_CLASS_WIFI;
				}
			}
		}
		return NETWORK_CLASS_UNKNOWN;
	}

	public static String getNetworkTypeName(Context context) {
		String networkName = "UNKNOWN";
		ConnectivityManager connectivityManager = (ConnectivityManager) context
				.getSystemService(Context.CONNECTIVITY_SERVICE);
		if (connectivityManager != null) {
			NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
			if (networkInfo != null) {
				networkName = getNetworkTypeName(networkInfo.getType());
				if (networkInfo.getType() == ConnectivityManager.TYPE_MOBILE) {
					networkName += "#" + getNetworkTypeNameInMobile(networkInfo.getSubtype());
				}
			}
		}
		return networkName;
	}

	private static String getNetworkTypeNameInMobile(int type) {
		switch (type) {
		case TelephonyManager.NETWORK_TYPE_GPRS:
			return "GPRS";
		case TelephonyManager.NETWORK_TYPE_EDGE:
			return "EDGE";
		case TelephonyManager.NETWORK_TYPE_UMTS:
			return "UMTS";
		case TelephonyManager.NETWORK_TYPE_HSDPA:
			return "HSDPA";
		case TelephonyManager.NETWORK_TYPE_HSUPA:
			return "HSUPA";
		case TelephonyManager.NETWORK_TYPE_HSPA:
			return "HSPA";
		case TelephonyManager.NETWORK_TYPE_CDMA:
			return "CDMA";
		case TelephonyManager.NETWORK_TYPE_EVDO_0:
			return "CDMA - EvDo rev. 0";
		case TelephonyManager.NETWORK_TYPE_EVDO_A:
			return "CDMA - EvDo rev. A";
		case TelephonyManager.NETWORK_TYPE_EVDO_B:
			return "CDMA - EvDo rev. B";
		case TelephonyManager.NETWORK_TYPE_1xRTT:
			return "CDMA - 1xRTT";
		case TelephonyManager.NETWORK_TYPE_LTE:
			return "LTE";
		case TelephonyManager.NETWORK_TYPE_EHRPD:
			return "CDMA - eHRPD";
		case TelephonyManager.NETWORK_TYPE_IDEN:
			return "iDEN";
		case TelephonyManager.NETWORK_TYPE_HSPAP:
			return "HSPA+";
		default:
			return "UNKNOWN";
		}
	}

	private static String getNetworkTypeName(int type) {
		switch (type) {
		case ConnectivityManager.TYPE_MOBILE:
			return "MOBILE";
		case ConnectivityManager.TYPE_WIFI:
			return "WIFI";
		case ConnectivityManager.TYPE_MOBILE_MMS:
			return "MOBILE_MMS";
		case ConnectivityManager.TYPE_MOBILE_SUPL:
			return "MOBILE_SUPL";
		case ConnectivityManager.TYPE_MOBILE_DUN:
			return "MOBILE_DUN";
		case ConnectivityManager.TYPE_MOBILE_HIPRI:
			return "MOBILE_HIPRI";
		case ConnectivityManager.TYPE_WIMAX:
			return "WIMAX";
		case ConnectivityManager.TYPE_BLUETOOTH:
			return "BLUETOOTH";
		case ConnectivityManager.TYPE_DUMMY:
			return "DUMMY";
		case ConnectivityManager.TYPE_ETHERNET:
			return "ETHERNET";
		case 10: // ConnectivityManager.TYPE_MOBILE_FOTA:
			return "MOBILE_FOTA";
		case 11: // ConnectivityManager.TYPE_MOBILE_IMS:
			return "MOBILE_IMS";
		case 12: // ConnectivityManager.TYPE_MOBILE_CBS:
			return "MOBILE_CBS";
		case 13: // ConnectivityManager.TYPE_WIFI_P2P:
			return "WIFI_P2P";
		default:
			return Integer.toString(type);
		}
	}
	
	//中国电信
	public static final int ISP_CTCC = 0;
	//中国联通
	public static final int ISP_CUCC = 1;
	//中国移动
	public static final int ISP_CMCC = 2;
	//中国铁通
	public static final int ISP_CTT = 3;
	//其他
	public static final int ISP_OTHERS = -1;
	
	public static String getSimOperator(Context context) {
		TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
		if(tm != null){
			return tm.getSimOperator();
		}
		return null;
	}
	
	public static String getNetworkOperator(Context context) {
		TelephonyManager tm = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
		if(tm != null){
			return tm.getNetworkOperator();
		}
		return null;
	}


    public interface LinkNetWorkType {
        public static final int UNKNOWN = 0;
        public static final int WIFI = 1;
        public static final int WWAN = 2;
        public static final int _2G = 3;
        public static final int _3G = 4;
        public static final int _4G = 5;
    }
    public static int getNetworkTypeForLink(Context context) {
        try {
            ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
            NetworkInfo ni = cm.getActiveNetworkInfo();
            if (ni != null) {
                if (ni.getType() == ConnectivityManager.TYPE_WIFI) {
                    return LinkNetWorkType.WIFI;
                } else {
                    if (ni.getType() == ConnectivityManager.TYPE_MOBILE) {
                        switch (ni.getSubtype()) {
                        case TelephonyManager.NETWORK_TYPE_GPRS:
                        case TelephonyManager.NETWORK_TYPE_EDGE:
                        case TelephonyManager.NETWORK_TYPE_CDMA:
                        case TelephonyManager.NETWORK_TYPE_1xRTT:
                        case TelephonyManager.NETWORK_TYPE_IDEN:
                            return LinkNetWorkType._2G;
                        case TelephonyManager.NETWORK_TYPE_UMTS:
                        case TelephonyManager.NETWORK_TYPE_EVDO_0:
                        case TelephonyManager.NETWORK_TYPE_EVDO_A:
                        case TelephonyManager.NETWORK_TYPE_HSDPA:
                        case TelephonyManager.NETWORK_TYPE_HSUPA:
                        case TelephonyManager.NETWORK_TYPE_HSPA:
                        case 12: // TelephonyManager.NETWORK_TYPE_EVDO_B:
                        case 14: // TelephonyManager.NETWORK_TYPE_EHRPD:
                        case 15: // TelephonyManager.NETWORK_TYPE_HSPAP:
                            return LinkNetWorkType._3G;
                        case 13: // TelephonyManager.NETWORK_TYPE_LTE:
                            return LinkNetWorkType._4G;
                        default:
                            return LinkNetWorkType._2G;
                        }
                    }
                }
            }
        } catch (Exception e) {
            return LinkNetWorkType.UNKNOWN;
        }
        return LinkNetWorkType.UNKNOWN;
    }
}
