<?php


class WxtWechatAction extends CommonAction {
			

	public  function oauth2(  ){
		$config = array(
			'appid' =>C('WECHAT_APPID'),
			'appsecret'=>C('WECHAT_APPSECRET'),
			'token' =>'',
			'token_cache_func'=>wx_token_cache,
		);
		$weixin = new \Tencent\wechat($config);
		$callback = pb_abs_url('wxt_wechat/oauth2_userinfo');
		$state = str2hex(I('get.uri'));
		$redirect_uri = $weixin->getOauthRedirect($callback,$state);
		header('Location: '.$redirect_uri);
	}
	
 
	public  function callback(  ){
		$config = array(
			'appid' =>C('WECHAT_APPID'),
			'appsecret'=>C('WECHAT_APPSECRET'),
			'token' => '',
			'token_cache_func'=>wx_token_cache
		);
		$weixin = new \Tencent\wechat($config);
		$type = $weixin->getRev()->getRevType();
		$openid = $weixin->getRev()->getRevFrom();
		$data = $weixin->getRevData();
		$userinfo = $weixin->getUserInfo($openid);
		switch($type) {
			case 'text':
				$content = $weixin->getRev()->getRevContent();
				$reply = $this->on_text($openid,$content,$userinfo);
				break;
			case 'event':
				$event = $weixin->getRev()->getRevEvent();
				$reply = $this->on_event($event,$openid,$userinfo);
				break;
		/*	case 'image':
				$content = $weixin->getRev()->getRevPic();
				$reply = $this->on_image($content);
				break;
			case 'location':
				$content = $weixin->getRev()->getRevGeo();
				$reply = $this->on_location($openid,$content['x'],$content['y'],$content['label']);
				break;*/
			default:
				$reply = $this->on_other();
		}
		if($reply){
			echo $weixin->text($reply)->reply();
		}
		else{
			echo 'success';
		}
	}
	
 
	public  function oauth2_userinfo(  ){
		$config = array(
			'appid' =>C('WECHAT_APPID'),
			'appsecret'=>C('WECHAT_APPSECRET'),
			'token' =>'',
			'token_cache_func'=>wx_token_cache,
		);
		
		$weixin = new \Tencent\wechat($config);
		$token = $weixin->getOauthAccessToken();
		//echo json_encode($token);exit;
		if(!$token){
			$this->on_oauth2_failed();
			return;
		}
		$access_token = $token['access_token'];
		$openid = $token['openid'];
		$userinfo = $weixin->getOauthUserinfo($access_token,$openid);
		if(!$userinfo){
			$this->on_oauth2_failed();
			return;
		}
		$this->on_oauth2_userinfo($userinfo);
		$a = hex2str( I('get.state') );
		if(strpos($a,'?') !== false){
			$uri = htmlspecialchars_decode(hex2str( I('get.state') )) . '&openid='.$openid;
		}else{
			$uri = htmlspecialchars_decode(hex2str( I('get.state') )) . '?openid='.$openid;
		}
		if(isset($userinfo['unionid']) && $userinfo['unionid']){
			$uri .= "&unionid={$userinfo['unionid']}";
		}
		header('Location: '.pb_abs_url($uri) );
		
	}
	
 
	private  function on_oauth2_userinfo( $userinfo ){
		echo json_encode($userinfo);
	}
	
 
	public  function on_oauth2_failed(  ){
		
	}
	
 
	private  function on_event( $event, $openid, $userinfo ){
		if($event['event'] == "subscribe")
			return $this->on_event_subscribe($openid,$userinfo);
		else if($event['event'] == "unsubscribe")
			return $this->on_event_unsubscribe($openid);
		else
			return $event['event'];
		
	}
	
 
	private  function on_event_subscribe( $openid, $userinfo ){
		// 添加映射关系
		
		$this->add_union_map($openid,$userinfo['unionid']);
		$this->add_user_info($userinfo);
		return '欢迎关注O(∩_∩)O';
	}
	
 
	private  function on_event_unsubscribe( $openid ){
		// 移除映射关系
		$this->remove_union_map($openid);
	}
	
 
	private  function on_text( $openid, $msg, $userinfo ){
		if( $msg == '联盾行车卫士' ){
			$res = $this->add_union_map($openid,$userinfo['unionid'],$msg);
			return $res['message'];
		}
		//return '欢迎关注O(∩_∩)O';
		
	}
	
 
	public  function send_text_msg( $openid, $msg ){
		$config = array(
			'appid' =>C('WECHAT_APPID'),
			'appsecret'=>C('WECHAT_APPSECRET'),
			'token' =>'',
		);
		$weixin = new \Tencent\wechat($config);
		$data = array(
			"touser" => $openid,
			"msgtype"=> "text",
			"text" => array("content"=>$msg)
		);
		return $weixin->sendCustomMessage($data);
	}
	
 
	private  function on_other(  ){
		return 'other';
	}
	
 
	public  function on_image(  ){
		
	}
	
 
	public  function on_location(  ){
		
	}
	
 
	private  function add_union_map( $openid, $unionid, $text = "" ){
		if(!$openid){
			return array('success' => false, 'message' => 'missing openid');
		}
		if(!$unionid){
			return array('success' => false, 'message' => 'missing unionid');
		}
		// 检查是否存在
		$wx_union_map = M('wx_union_map');
		$where = array(
			'GzhOpenId' => $openid,
			'UnionId' => $unionid
		);
		if($wx_union_map->where($where)->count()){
			return array('success' => true, 'message' => "已关联【{$text}】");
		}
		// 不存在则添加一条记录
		$add_data = array(
			'ID' => create_guid(),
			'GzhOpenId' => $openid,
			'UnionId' => $unionid,
			'AddTime' => date('Y-m-d H:i:s')
		);
		$res = $wx_union_map->createAdd($add_data);
		
		if($res === false){
			return array('success' => false, 'message' => '出错了，请稍后再试');
		}
		return array('success' => true, 'message' => "关联【{$text}】成功");
	}
	
 
	  function site_and_qrcode(  ){
		$cityid = I('get.cityid');
		if(!$cityid){
			exit("<script>alert('未获取到所在城市')</script>");
		}
		//预约单信息
		$deviceNum = I('get.deviceNum');
		if(empty($deviceNum)){
			exit("<script>alert('未获取到订单编号')</script>");
		}
		$hospitalId = I('get.hospitalId');
		
		$qrCode = new \Endroid\QrCode\QrCode($deviceNum);
		$qrCode->setSize(200);
		$endroidQrCode = $qrCode->writeString();
		$qrCode = base64_encode($endroidQrCode);
		
		//网点信息
		$uc_user = M('uc_user');
		$where = array('CityId'=>$cityid);
		if($hospitalId){
			$where['ID'] = $hospitalId;
		}
		$places = M('pets_hospital')->where($where)->order('Qualification DESC')->select();
		foreach($places as &$item){
			$where = array('ID'=>$item['PrincipalId']);
			$item['Mobile'] = $uc_user->where($where)->getField('Mobile');
		}
		
		$this->assign('deviceNum',$deviceNum);
		$this->assign('qrCode',$qrCode);
		$this->assign('places',$places);
		$this->display();
	}
	
 
	private  function remove_union_map( $openid, $text = "" ){
		if(!$openid){
			return array('success' => false, 'message' => 'missing openid');
		}
		// 检查是否存在
		$wx_union_map = M('wx_union_map');
		$where = array(
			'GzhOpenId' => $openid,
		);
		if(!$wx_union_map->where($where)->count()){
			return array('success' => true, 'message' => "已移除【{$text}】");
		}
		// 存在则移除条记录
		$res = $wx_union_map->where($where)->delete();
		if($res === false){
			return array('success' => false, 'message' => '出错了，请稍后再试');
		}
		return array('success' => true, 'message' => "解除关联【{$text}】成功");
	}
	
 
	private  function add_user_info( $userinfo ){
		$uc_user = M('uc_user');
		$cond = array('UnionId'=>$userinfo['unionid']);
		$id = $uc_user->where($cond)->getField('ID');
		
		// 用户不存在,添加信息
		if(!$id){
			$save_data = array(
				'UnionId'=>$userinfo['unionid'],
				'Avatar'=>$userinfo['headimgurl'],
				'RealName'=>$userinfo['nickname']
			);
			$save_data['ID'] = create_guid();
			$uc_user->createAdd($save_data);
		}
		return array('success' => true, 'message' => "添加成功");
	}
	

}