<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use App\Models\ChatMessageModel;
use App\Models\ConfigModel;

/**
 * 聊天-服务类
 * Class ChatMessageService
 * @package App\Services
 */
class ChatMessageService extends BaseService
{
    // 静态对象
    protected static $instance = null;

    /**
     * 构造函数
     * ChatMessageService constructor.
     */
    public function __construct()
    {
        $this->model = new ChatMessageModel();
    }

    /**
     * 静态入口
     * @return static|null
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = (new static());
        }
        return self::$instance;
    }

    /**
     * 绑定用户
     * @param $fd
     * @param $data
     * @return bool
     */
    public function bind($fd, $data)
    {
        $userId = isset($data['from_uid']) ? intval($data['from_uid']) : 0;
        if ($userId <= 0) {
            $this->error = '1013';
            return false;
        }

        RedisService::set("chats:bind:{$userId}", ['fd' => $fd, 'user_id' => $userId], 86400);
        return true;
    }

    /**
     * 获取列表
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getDataList($params, $pageSize = 15)
    {
        $where = ['a.mark' => 1, 'a.status' => 1];
        $type = isset($params['type']) ? $params['type'] : 1;
        $chatKey = isset($params['chat_key']) ? $params['chat_key'] : '';
        $fromUid = isset($params['from_uid']) ? $params['from_uid'] : 0;
        $toUid = isset($params['to_uid']) ? $params['to_uid'] : 0;
        $orderNo = isset($params['order_no']) ? $params['order_no'] : '';
        if ($type > 0) {
            $where['a.type'] = $type;
        }
        if ($chatKey) {
            $where['a.chat_key'] = $chatKey;
        }
        if ($fromUid > 0) {
            $where['a.from_uid'] = $fromUid;
        }
        if ($toUid > 0) {
            $where['a.to_uid'] = $toUid;
        }
        if ($orderNo) {
            $where['a.order_no'] = $orderNo;
        }
        $list = $this->model->from('chat_message as a')
            ->leftJoin('member as m', 'm.id', '=', 'a.from_uid')
            ->leftJoin('member as m1', 'm1.id', '=', 'a.to_uid')
            ->where($where)
            ->where(function ($query) use ($params) {
                $id = isset($params['id']) ? $params['id'] : 0;
                if ($id > 0) {
                    $query->where('a.id', '<', $id);
                }
            })
            ->where(function ($query) use ($params) {
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId) {
                    $query->where('a.from_uid', '=', $userId)->orWhere('a.to_uid', '=', $userId);
                }

            })
            ->select(['a.*', 'm.username as from_username', 'm.avatar as from_avatar', 'm1.username as to_username', 'm1.avatar as to_avatar'])
            ->orderBy('a.create_time', 'desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list ? $list->toArray() : [];
        if ($list) {
            foreach ($list['data'] as &$item) {
                $item['from_username_text'] = $item['from_username'] ? format_account($item['from_username']) : '客服';
                $item['from_username'] = $item['from_username'] ? $item['from_username'] : '客服';
                $item['to_username_text'] = $item['to_username'] ? format_account($item['to_username']) : '客服';
                $item['to_username'] = $item['to_username'] ? $item['to_username'] : '客服';
                $item['message_url'] = $item['message_type'] == 2 ? get_image_url($item['message']) : '';
                $item['from_avatar'] = $item['from_avatar'] ? get_image_url($item['from_avatar']) : '';
                $item['to_avatar'] = $item['to_avatar'] ? get_image_url($item['to_avatar']) : '';
                $item['time_text'] = $item['create_time'] ? format_time(strtotime($item['create_time'])) : '刚刚';
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId == $item['to_uid']) {
                    // 已读
                    $this->model->where(['id' => $item['id']])->update(['is_read' => 1, 'update_time' => time()]);
                }
            }
        }

        return [
            'pageSize' => $pageSize,
            'total' => isset($list['total']) ? $list['total'] : 0,
            'list' => isset($list['data']) ? $list['data'] : []
        ];
    }

    /**
     * 消息列表
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getNewList($params, $pageSize = 15)
    {
        $where = ['a.mark' => 1, 'a.status' => 1];
        $type = isset($params['type']) ? $params['type'] : 1;
        $chatKey = isset($params['chat_key']) ? $params['chat_key'] : '';
        $fromUid = isset($params['from_uid']) ? $params['from_uid'] : 0;
        $toUid = isset($params['to_uid']) ? $params['to_uid'] : 0;
        $orderNo = isset($params['order_no']) ? $params['order_no'] : '';
        if ($type > 0) {
            $where['a.type'] = $type;
        }
        if ($chatKey) {
            $where['a.chat_key'] = $chatKey;
        }
        if ($fromUid > 0) {
            $where['a.from_uid'] = $fromUid;
        }
        if ($toUid > 0) {
            $where['a.to_uid'] = $toUid;
        }
        if ($orderNo) {
            $where['a.order_no'] = $orderNo;
        }
        $list = $this->model->from('chat_message as a')
            ->leftJoin('member as m', 'm.id', '=', 'a.from_uid')
            ->leftJoin('member as m1', 'm1.id', '=', 'a.to_uid')
            ->where($where)
            ->where(function ($query) use ($params) {
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId) {
                    $query->where('a.from_uid', '=', $userId)->orWhere('a.to_uid', '=', $userId);
                }

            })
            ->select(['a.id', 'a.from_uid', 'a.to_uid', 'a.type', 'a.message_type', 'a.data_type', 'a.message', 'a.chat_key', 'a.order_no', 'a.create_time', 'm.username as from_username', 'm.avatar as from_avatar', 'm1.username as to_username', 'm1.avatar as to_avatar'])
            ->groupBy('a.chat_key')
            ->orderBy('a.create_time', 'desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list ? $list->toArray() : [];
        if ($list) {
            foreach ($list['data'] as &$item) {
                $item['from_username_text'] = $item['from_username'] ? format_account($item['from_username']) : '客服';
                $item['to_username_text'] = $item['to_username'] ? format_account($item['to_username']) : '客服';
                $item['from_avatar'] = $item['from_avatar'] ? get_image_url($item['from_avatar']) : '';
                $item['to_avatar'] = $item['to_avatar'] ? get_image_url($item['to_avatar']) : '';
                $item['time_text'] = $item['create_time'] ? format_time(strtotime($item['create_time'])) : '刚刚';
                $item['info'] = $this->getTempInfo($item['chat_key']);
            }
        }

        return [
            'pageSize' => $pageSize,
            'total' => isset($list['total']) ? $list['total'] : 0,
            'list' => isset($list['data']) ? $list['data'] : []
        ];
    }

    /**
     * 消息列表
     * @param $params
     * @param int $pageSize
     * @return array
     */
    public function getWaitList($params, $pageSize = 15)
    {
        $where = ['a.mark' => 1, 'a.status' => 1];
        $type = isset($params['type']) ? $params['type'] : 1;
        $chatKey = isset($params['chat_key']) ? $params['chat_key'] : '';
        $fromUid = isset($params['from_uid']) ? $params['from_uid'] : 0;
        $toUid = isset($params['to_uid']) ? $params['to_uid'] : 0;
        $orderNo = isset($params['order_no']) ? $params['order_no'] : '';
        if ($type > 0) {
            $where['a.type'] = $type;
        }
        if ($chatKey) {
            $where['a.chat_key'] = $chatKey;
        }
        if ($fromUid > 0) {
            $where['a.from_uid'] = $fromUid;
        }
        if ($toUid > 0) {
            $where['a.to_uid'] = $toUid;
        }
        if ($orderNo) {
            $where['a.order_no'] = $orderNo;
        }
        $list = $this->model->from('chat_message as a')
            ->leftJoin('member as m', 'm.id', '=', 'a.from_uid')
            ->leftJoin('member as m1', 'm1.id', '=', 'a.to_uid')
            ->where($where)
            ->where(function ($query) use ($params) {
                $userId = isset($params['user_id']) ? $params['user_id'] : 0;
                if ($userId) {
                    $query->where('a.to_uid', '=', $userId);
                }

            })
            ->select(['a.id', 'a.from_uid', 'a.to_uid', 'a.type', 'a.message_type', 'a.data_type', 'a.message', 'a.chat_key', 'a.order_no', 'a.create_time', 'm.username as from_username', 'm.avatar as from_avatar', 'm1.username as to_username', 'm1.avatar as to_avatar'])
            ->groupBy('a.chat_key')
            ->orderBy('a.create_time', 'desc')
            ->paginate($pageSize > 0 ? $pageSize : 9999999);
        $list = $list ? $list->toArray() : [];
        if ($list) {
            foreach ($list['data'] as &$item) {
                $item['from_username_text'] = $item['from_username'] ? format_account($item['from_username']) : '客服';
                $item['to_username_text'] = $item['to_username'] ? format_account($item['to_username']) : '客服';
                $item['from_avatar'] = $item['from_avatar'] ? get_image_url($item['from_avatar']) : '';
                $item['to_avatar'] = $item['to_avatar'] ? get_image_url($item['to_avatar']) : '';
                $item['time_text'] = $item['create_time'] ? format_time(strtotime($item['create_time'])) : '刚刚';
                $item['info'] = $this->getTempInfo($item['chat_key']);
            }
        }

        return [
            'pageSize' => $pageSize,
            'total' => isset($list['total']) ? $list['total'] : 0,
            'list' => isset($list['data']) ? $list['data'] : []
        ];
    }

    /**
     * 消息数量
     * @param $userId
     * @return int[]
     */
    public function getNewCount($userId)
    {
        $counts = ['notice' => 0, 'message' => 0];
        $counts['notice'] = (int)$this->model->where(['status' => 1, 'mark' => 1, 'type' => 3])
            ->where(function ($query) use ($userId) {
                $query->where(['to_uid' => $userId]);
            })->count('id');

        $result = $this->model->where(['status' => 1, 'mark' => 1, 'type' => 1])
            ->where(function ($query) use ($userId) {
                $query->where(['to_uid' => $userId]);
            })->select(['chat_key'])->groupBy('chat_key')->get();
        $result = $result ? $result->toArray() : [];
        $counts['message'] = count($result);

        return $counts;
    }

    /**
     * 消息数量
     * @param $userId
     * @return int[]
     */
    public function getUnReadCount($userId)
    {
        $count = $this->model->where(['status' => 1, 'mark' => 1, 'type' => 1,'is_read'=>2])
            ->where(function ($query) use ($userId) {
                $query->where(['to_uid' => $userId]);
            })->count('id');

        return $count;
    }

    /**
     * 获取最新的聊天消息
     * @param $chatKey 聊天窗口标识
     * @return array|mixed
     */
    public function getTempInfo($chatKey)
    {
        $cacheKey = "caches:chats:temp:{$chatKey}";
        $info = RedisService::get($cacheKey);
        if ($info) {
            return $info;
        }

        $info = $this->model->from('chat_message as a')
            ->leftJoin('member as m', 'm.id', '=', 'a.from_uid')
            ->leftJoin('member as m1', 'm1.id', '=', 'a.to_uid')
            ->where(['a.chat_key' => $chatKey, 'a.status' => 1, 'a.mark' => 1])
            ->select(['a.id', 'a.message','a.from_uid','a.to_uid', 'a.is_read', 'a.message_type', 'a.create_time', 'm.username as from_username', 'm.avatar as from_avatar', 'm1.username as to_username', 'm1.avatar as to_avatar'])
            ->orderBy('create_time', 'desc')
            ->orderBy('id', 'desc')
            ->first();
        $info = $info? $info->toArray() : [];
        if ($info) {
            $info['from_username_text'] = $info['from_username'] ? format_account($info['from_username']) : '客服';
            $info['to_username_text'] = $info['to_username'] ? format_account($info['to_username']) : '客服';
            $info['message_url'] = $info['message_type'] == 2 ? get_image_url($info['message']) : '';
            $info['time_text'] = $info['create_time'] ? format_time(strtotime($info['create_time'])) : '刚刚';
            RedisService::set($cacheKey, $info, rand(3, 5));
        }

        return $info;
    }

    /**
     * 添加或编辑
     * @return array
     */
    public function saveData($data)
    {
        $data = [
            'type' => isset($data['type']) ? $data['type'] : 1,
            'message_type' => isset($data['message_type']) ? $data['message_type'] : 1,
            'from_uid' => isset($data['from_uid']) ? $data['from_uid'] : 1,
            'to_uid' => isset($data['to_uid']) ? $data['to_uid'] : 1,
            'order_no' => isset($data['order_no']) ? $data['order_no'] : '',
            'chat_key' => getChatKey($data['from_uid'], $data['to_uid']),
            'message' => isset($data['message']) ? $data['message'] : '',
            'create_time' => time(),
            'update_time' => time(),
            'is_read' => 2,
            'status' => 1,
            'mark' => 1,
        ];

        // 清除旧记录
        $time = ConfigService::make()->getConfigByCode('chat_expired_time');
        $time = $time? $time : 30;
        $this->model->where('create_time','<=', $time * 24 * 3600)->delete();

        return $this->model->insertGetId($data);
    }

    /**
     * 推送保存消息，如订单消息
     * @param $data 消息数据
     * @return int|number
     */
    public function pushMessage($data)
    {
        return $this->model->edit($data);
    }

    /**
     * 获取最新
     * @param $businessId
     * @return array
     */
    public function getOrderNotify($businessId)
    {
        $cacheKey = "caches:orders:notify:{$businessId}";
        $info = RedisService::get($cacheKey);
        if($info){
            return $info;
        }

        $info = $this->model->from('chat_message as a')
            ->leftJoin('trade_order as b','b.order_no','=','a.order_no')
            ->where('a.create_time','>=', time() - 10)
            ->where(['a.to_uid'=> $businessId,'a.is_read'=>2,'a.mark'=>1,'a.status'=>1])
            ->whereIn('a.type',[2])
            ->select(['a.id','a.type','a.from_uid','a.to_uid','a.order_no','a.message','b.type as order_type'])
            ->orderBy('a.create_time','desc')
            ->first();
        $info = $info? $info->toArray() : [];
        if($info){
            $this->model->where(['id'=> $info['id']])->update(['is_read'=>1,'update_time'=>time()]);
            RedisService::set($cacheKey, $info, rand(3,5));
        }

        return $info? $info : [];
    }
}