package com.bon.setapn;

import android.content.ContentResolver;
import android.content.SharedPreferences;
import android.telephony.TelephonyManager;
import android.text.TextUtils;
import android.util.Log;

/**
 * 设置apn
 * @author lei
 *
 */
public class SetApn {
		
		 private TelephonyManager mTelephonyManager;
		 ContentResolver resolver;
		 SharedPreferences sharedPreferences;
		 private final int cmWap = 1;  //移动
		 private final int ctWap = 3;  //电信
		 private final int cuWap = 2;  //联通
		  /**
		   * 构造
		   * @param _mTelephonyManager
		   */
		  public SetApn(TelephonyManager _mTelephonyManager,ContentResolver _resolver, SharedPreferences _sharedPreferences){
			  
			  mTelephonyManager = _mTelephonyManager;
			  resolver = _resolver;
			  sharedPreferences = _sharedPreferences;
		  }
		  /**
		   * 判断手机运营商  
		   * @return
		   */
		    private int simOperators(){
		    	//1 为 移动运营商   2为联通  3为电信
				int operators = -1; 
		         String imsi=mTelephonyManager.getSubscriberId();
		         if(!TextUtils.isEmpty(imsi)){
		        	 if(imsi.startsWith("46001")){
		        		 operators=2;
		        	 }else if(imsi.startsWith("46002")||imsi.startsWith("46000")){
		        		 operators=1;
		        	 }else if(imsi.startsWith("46003"))
		        	 {
		        		 operators=3;
		        	 }
		         }
		        return operators;
		    } 
		    
		    /**
		     * 判断手机sim卡网络状态是否正常
		     * @return
		     */
		  private boolean simStatus(){
			  boolean isSimStatusCorrect = false;
			  int simState = mTelephonyManager.getSimState();  
			  switch (simState) {  
			   
	             case TelephonyManager.SIM_STATE_ABSENT:  //无卡
	            	 isSimStatusCorrect = false;
	                 break;  
	   
	             case TelephonyManager.SIM_STATE_NETWORK_LOCKED:  //需要NetworkPIN解锁
	            	 isSimStatusCorrect = false;
	                 break;  
	   
	             case TelephonyManager.SIM_STATE_PIN_REQUIRED:   //需要PIN解锁
	            	 isSimStatusCorrect = false;
	                 break;  
	   
	             case TelephonyManager.SIM_STATE_PUK_REQUIRED:  //需要PUN解锁
	            	 isSimStatusCorrect = false;
	                 break;  
	             case TelephonyManager.SIM_STATE_READY:   //状态正常  
	            	 isSimStatusCorrect = true;
	                 break;  
	             case TelephonyManager.SIM_STATE_UNKNOWN:  //未知状态
	            	 isSimStatusCorrect = false;
	                 break;  
			  }
			  return isSimStatusCorrect;
		  }
		  /**
		   * 设置apn
		   */
		  public void setWapApn(){
			  if(simStatus()){
				  switch (simOperators()) {
					case cmWap:
						SetCmWap.setWapAPN(resolver, sharedPreferences);
						Log.i("MainActivity", "移动");
						break;
					case ctWap:
						SetCtWap.setWapAPN(resolver, sharedPreferences);
						Log.i("MainActivity", "电信");
						break;
					case cuWap:
						SetCuWap.setWapAPN(resolver, sharedPreferences);
						Log.i("MainActivity", "联通");
						break;
				}
			  }
		  }
}