<?php

namespace App\Http\Model;

use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;

class Menu extends BaseModel
{
    protected $table = 'menu';
    public $timestamps = false;
    protected $hidden = array();
    protected $guarded = array(); //$guarded包含你不想被赋值的字段数组。

    public function getDb()
    {
        return DB::table($this->table);
    }

    /**
     * 列表
     * @param array $where 查询条件
     * @param string $order 排序
     * @param string $field 字段
     * @param int $offset 偏移量
     * @param int $limit 取多少条
     * @return array
     */
    public function getList($where = array(), $order = '', $field = '*', $offset = 0, $limit = 15)
    {
        $model = $this->getDb();
        if ($where) {
            $model = $model->where($where);
        }

        $res['count'] = $model->count();
        $res['list'] = array();

        if ($res['count'] > 0) {
            if ($field) {
                if (is_array($field)) {
                    $model = $model->select($field);
                } else {
                    $model = $model->select(\DB::raw($field));
                }
            }
            if ($order) {
                $model = parent::getOrderByData($model, $order);
            }
            if ($offset) {
            } else {
                $offset = 0;
            }
            if ($limit) {
            } else {
                $limit = 15;
            }

            $res['list'] = $model->skip($offset)->take($limit)->get();
        }

        return $res;
    }

    /**
     * 分页，用于前端html输出
     * @param array $where 查询条件
     * @param string $order 排序
     * @param string $field 字段
     * @param int $limit 每页几条
     * @param int $page 当前第几页
     * @return array
     */
    public function getPaginate($where = array(), $order = '', $field = '*', $limit = 15)
    {
        $res = $this->getDb();

        if ($where) {
            $res = $res->where($where);
        }
        if ($field) {
            if (is_array($field)) {
                $res = $res->select($field);
            } else {
                $res = $res->select(\DB::raw($field));
            }
        }
        if ($order) {
            $res = parent::getOrderByData($res, $order);
        }
        if ($limit) {
        } else {
            $limit = 15;
        }

        return $res->paginate($limit);
    }

    /**
     * 查询全部
     * @param array $where 查询条件
     * @param string $order 排序
     * @param string $field 字段
     * @param int $limit 取多少条
     * @return array
     */
    public function getAll($where = array(), $order = '', $field = '*', $limit = '', $offset = '')
    {
        $res = $this->getDb();

        if ($where) {
            $res = $res->where($where);
        }
        if ($field) {
            if (is_array($field)) {
                $res = $res->select($field);
            } else {
                $res = $res->select(\DB::raw($field));
            }
        }
        if ($order) {
            $res = parent::getOrderByData($res, $order);
        }
        if ($offset) {
            $res = $res->skip($offset);
        }
        if ($limit) {
            $res = $res->take($limit);
        }

        $res = $res->get();

        return $res;
    }

    /**
     * 获取一条
     * @param array $where 条件
     * @param string $field 字段
     * @return array
     */
    public function getOne($where, $field = '*')
    {
        $res = $this->getDb();

        if ($where) {
            $res = $res->where($where);
        }
        if ($field) {
            if (is_array($field)) {
                $res = $res->select($field);
            } else {
                $res = $res->select(\DB::raw($field));
            }
        }

        $res = $res->first();

        return $res;
    }

    /**
     * 添加
     * @param array $data 数据
     * @return int
     */
    public function add(array $data, $type = 0)
    {
        if ($type == 0) {
            // 新增单条数据并返回主键值
            return self::insertGetId(parent::filterTableColumn($data, $this->table));
        } elseif ($type == 1) {
            /**
             * 添加单条数据
             * $data = ['foo' => 'bar', 'bar' => 'foo'];
             * 添加多条数据
             * $data = [
             *     ['foo' => 'bar', 'bar' => 'foo'],
             *     ['foo' => 'bar1', 'bar' => 'foo1'],
             *     ['foo' => 'bar2', 'bar' => 'foo2']
             * ];
             */
            return self::insert($data);
        }
    }

    /**
     * 修改
     * @param array $data 数据
     * @param array $where 条件
     * @return int
     */
    public function edit($data, $where = array())
    {
        $res = $this->getDb();
        return $res->where($where)->update(parent::filterTableColumn($data, $this->table));
    }

    /**
     * 删除
     * @param array $where 条件
     * @return bool
     */
    public function del($where)
    {
        $res = $this->getDb();
        $res = $res->where($where)->delete();

        return $res;
    }

    //获取后台管理员所具有权限的菜单列表
    public static function getPermissionsMenu($role_id, $pid = 0, $pad = 0)
    {
        $res = [];

        $where['access.role_id'] = $role_id;
        $where['menu.pid'] = $pid;
        $where["menu.status"] = 1;

        $menu = object_to_array(DB::table('menu')
            ->join('access', 'access.menu_id', '=', 'menu.id')
            ->select('menu.*', 'access.role_id')
            ->where($where)
            ->orderBy('listorder', 'asc')
            ->get());

        if ($menu) {
            foreach ($menu as $row) {
                $row['deep'] = $pad;

                if ($permissions_menu = self::getPermissionsMenu($role_id, $row['id'], $pad + 1)) {
                    $row['child'] = $permissions_menu;
                }

                $res[] = $row;
            }
        }

        return $res;
    }
}