<?php
namespace Api\Controller;
use Common\Controller\ApiController;
class ShareController extends ApiController {
    public function __construct(){
        parent::__construct();
    }
    //好友动态
    public function friend(){
        $uid = I('uid');
        $lastId = I('last_id',0);
        $pageSize = I('page_size',15);
        if (empty($uid) || $uid<1000000){
            $data = array('code'=>1,'msg'=>'用户ID错误');
            echo json_encode($data);exit;
        }
        $condition = array('user_id'=>$uid,'share_status'=>1);
        if ($lastId>0){
            $condition['share_id'] = array('LT',$lastId);
        }
        $res = M('Share')->where($condition)->field('share_id,share_content,operate_dt')->order('share_id desc')->limit($pageSize)->select();
        if ($res == NULL){
            $data = array('code'=>0,'msg'=>'', 'data'=>'{}');
            echo json_encode($data);exit;
        }
        foreach ($res as $k=>$r){
            $shareRes = M('ShareUser')->where(array('share_id'=>$r['share_id']))->field('user_id')->select();
            if ($shareRes==NULL){
                $res[$k]['user_list'] = array();
            }
            $userIdArr = array();
            if (function_exists('array_column')){
                $userIdArr = array_column($shareRes, 'user_id');
            }else{
                foreach ($shareRes as $share){
                    $userIdArr[] = $share['user_id'];
                }
            }
            //$userList1 = M('Friend')->where(array('friend_status'=>2,'user_id'=>$this->userId,'ref_user_id'=>array('IN',implode(',', $userIdArr))))->field('ref_user_id as user_id,ref_user_nickname as user_nickname')->select();
            //$userList2 = M('Friend')->where(array('friend_status'=>2,'ref_user_id'=>$this->userId,'user_id'=>array('IN',implode(',', $userIdArr))))->field('user_id,user_nickname')->select();
            $cons = 'friend_status = 2 AND user_id = 3 AND ref_user_id IN ('.implode(',', $userIdArr).')';
            $userList = M('Friend')->field('user_id,user_nickname')
                        ->where(array('friend_status'=>2,'ref_user_id'=>$this->userId,'user_id'=>array('IN',implode(',', $userIdArr))))
                        ->union("SELECT ref_user_id as user_id,ref_user_nickname as user_nickname FROM t_friend WHERE $cons",TRUE)
                        ->select();
            $res[$k]['user_list'] = $userList;
        }
        $data = array('code'=>0,'msg'=>'', 'data'=>$res);
        echo json_encode($data);exit;
    }
    //全部动态
    public function index(){
        $lastId = I('last_id',0);
        $pageSize = I('page_size',15);
        $condition = array('share_status'=>1);
        if ($lastId>0){
            $condition['share_id'] = array('LT',$lastId);
        }
        /* $join = ' s LEFT JOIN t_user u ON s.user_id=u.user_id';
        $field = 'share_id,s.user_id,share_content,operate_dt,u.user_name,user_icon';
        $res = M('Share')->join($join)->where($condition)->field($field)->order('share_id desc')->limit($pageSize)->select(); */
        $res = M('Share')->where($condition)->field('share_id,user_id,share_content,operate_dt')->order('share_id desc')->limit($pageSize)->select();
        if ($res == NULL){
            $data = array('code'=>0,'msg'=>'', 'data'=>'{}');
            echo json_encode($data);exit;
        }
        foreach ($res as $k=>$r){
            //获取用户头像、昵称、用户名
            if ($r['user_id']<$this->userId){
                //$field = 'u.user_id,user_phone,user_name,user_level,user_sex,user_icon,f.user_nickname';
                $field = 'user_name,user_icon,f.user_nickname';
                $info = M('Friend')->join(' f LEFT JOIN t_user u ON f.user_id=u.user_id')
                ->where(array('f.user_id'=>$r['user_id'],'ref_user_id'=>$this->userId))
                ->field($field)->find();
            }else{
                //$field = 'u.user_id,user_phone,user_name,user_level,user_sex,user_icon,f.ref_user_nickname as user_nickname';
                $field = 'user_name,user_icon,f.ref_user_nickname as user_nickname';
                $info = M('Friend')->join(' f LEFT JOIN t_user u ON f.ref_user_id=u.user_id')
                ->where(array('ref_user_id'=>$r['user_id'],'f.user_id'=>$this->userId))
                ->field($field)->find();
            }
            if ($info==NULL){
                $info = M('User')->where(array('user_id'=>$r['user_id']))->field('user_name,user_icon')->find();
                $info['user_nickname'] = '';
            }
            $res[$k]['user_icon'] = $info['user_icon'];
            $res[$k]['user_name'] = $info['user_name'];
            $res[$k]['user_nickname'] = $info['user_nickname'];
            //获取好友点赞
            $shareRes = M('ShareUser')->join('sw LEFT JOIN t_user u ON sw.user_id=u.user_id')
                                                          ->where(array('share_id'=>$r['share_id']))
                                                          ->field('sw.user_id,u.user_icon,u.user_name')->select();
            if ($shareRes==NULL){
                $res[$k]['user_list'] = array();
            }
            //处理如果是好友的展示备注
            foreach ($shareRes as $key=>$row){
                if ($row['user_id']<$this->userId){
                    $fieldF = 'user_nickname';
                    $infoFriend = M('Friend')->where(array('f.user_id'=>$row['user_id'],'ref_user_id'=>$this->userId))->field($fieldF)->find();
                }else{
                    $fieldF = 'f.ref_user_nickname as user_nickname';
                    $infoFriend = M('Friend')->where(array('ref_user_id'=>$r['user_id'],'f.user_id'=>$this->userId))->field($fieldF)->find();
                }
                if ($infoFriend==NULL){
                    $shareRes[$key]['user_nickname'] = '';
                }else{
                    $shareRes[$key]['user_nickname'] = $infoFriend['user_nickname'];
                }
            }
            $res[$k]['user_list'] = $shareRes;
        }
        $data = array('code'=>0,'msg'=>'', 'data'=>$res);
        echo json_encode($data);exit;
    }
}