<?php

namespace Retail\Business;

use Common\Model\RetailGoodsModel;
use Retail\Model\UnitLibraryModel;

//[1.7.90]

/**
 * 单位库
 * Class UnitLibrary
 * [
 * getUnitList      获取单位库列表
 * addUnit          添加单位
 * deleteUnit       删除单位
 * ]
 * @package Retail\Business
 */
class UnitLibrary
{
    /**
     * 获取单位库列表-分页
     * @param $param
     * $param['name']           单位名称
     * $param['merchant_id']    商户ID
     * $param['store_id']       门店ID
     * $param['type']           1商户 2门店
     * $param['start_time']     开始时间
     * $param['end_time']       结束时间
     * $param['page']           页码
     * $param['limit']          页长
     * @return array
     */
    public function getUnitList($param)
    {
        $verify = $this->publicVerifyParam($param);
        if ($verify['status'] != 1) {
            return $verify;
        }
        if (empty($param['page']) || empty($param['limit'])) {
            return callBack(statusCode()['error'], '缺少必要参数');
        }
        $map = $this->getUnitMap($param);
        $UnitLibraryModel = new UnitLibraryModel();
        $RetailGoodsModel = new RetailGoodsModel();

        $list = $UnitLibraryModel->getSelect($map, '', 'add_time desc', $param['page'] . ',' . $param['limit']);
        foreach ($list as &$val) {
            $val['goods_num'] = $RetailGoodsModel->getCount(['unit_name' => $val['name'], 'status' => ['neq', 2]]);
            $val['add_time'] = $val['add_time'] ? date("Y-m-d H:i:s", $val['add_time']) : '-';
        }
        if (!empty($list)) {
            return callBack(statusCode()['success'], '获取成功', [
                'list' => $list,
                'count' => $UnitLibraryModel->getCount($map),
            ]);
        } else {
            return callBack(statusCode()['success'], '暂无数据', [
                'list' => [],
                'count' => 0,
            ]);
        }
    }

    /**
     * 获取单位库列表-供筛选
     * @param $param
     * $param['name']           单位名称
     * $param['merchant_id']    商户ID
     * $param['store_id']       门店ID
     * $param['type']           1商户 2门店
     * @return array
     */
    public function getUnitSelect($param)
    {
        $verify = $this->publicVerifyParam($param);
        if ($verify['status'] != 1) {
            return $verify;
        }

        $map = $this->getUnitMap($param);

        $UnitLibraryModel = new UnitLibraryModel();

        $list = $UnitLibraryModel->getSelect($map, 'id,name', 'add_time desc');
        return callBack(statusCode()['success'], empty($list) ? '暂无数据' : '获取成功', [
            'list' => $list,
        ]);
    }

    /**
     * 添加单位
     * @param $param
     * $param['name']           单位名称
     * $param['merchant_id']    商户ID
     * $param['store_id']       门店ID
     * $param['type']           1商户 2门店
     * @return array
     */
    public function addUnit($param)
    {
        $verify = $this->publicVerifyParam($param);
        if ($verify['status'] != 1) {
            return $verify;
        }

        $map = $this->getUnitMap($param);

        $UnitLibraryModel = new UnitLibraryModel();

        //  验重
        $repeat = $UnitLibraryModel->getFind($map);
        if ($repeat) {
            return callBack(statusCode()['error'], '该单位已存在');
        }
        $new_data = [
            'state' => 1,
            'type' => $param['type'],
            'name' => $param['name'],
            'add_time' => time(),
            'merchant_id' => $param['merchant_id'],
            'store_id' => $param['store_id'] ? $param['store_id'] : 0,
        ];
        $res = $UnitLibraryModel->addOrder($new_data);
        if ($res) {
            return callBack(statusCode()['success'], '单位添加成功', ['id' => $res]);
        } else {
            return callBack(statusCode()['error'], '单位添加失败，请稍后重试');
        }
    }

    /**
     * 编辑单位
     * @param $param
     * $param['id']             单位ID
     * $param['name']           单位名称
     * $param['merchant_id']    商户ID
     * $param['store_id']       门店ID
     * $param['type']           1商户 2门店
     * @return array
     */
    public function editUnit($param)
    {
        $verify = $this->publicVerifyParam($param);
        if ($verify['status'] != 1) {
            return $verify;
        }

        if (!$param['id']) {
            return callBack(statusCode()['error'], '缺少必要参数');
        }
        $map = $this->getUnitMap($param);
        unset($map['name']);
        $map['type'] = $param['type'];

        $UnitLibraryModel = new UnitLibraryModel();

        $repeatMap = [
            'id' => ['neq', $param['id']],
            'merchant_id' => $param['merchant_id'],
            'name' => trim($param['name']),
            'state' => 1,
        ];
        $repeat = $UnitLibraryModel->getFind($repeatMap);

        if ($repeat) {
            return ['status' => 0, 'msg' => '已存在同名单位'];
        } else {
            $result = $UnitLibraryModel->updateOrder($map, ['name' => $param['name']]);
            if ($result) {
                return callBack(statusCode()['success'], '修改成功');
            } else {
                return callBack(statusCode()['error'], '单位未修改');
            }
        }
    }

    /**
     * 删除单位
     * @param $param
     * $param['id']           单位ID
     * $param['merchant_id']    商户ID
     * $param['store_id']       门店ID
     * $param['type']           1商户 2门店
     * @return array
     */
    public function deleteUnit($param)
    {
        $verify = $this->publicVerifyParam($param);
        if ($verify['status'] != 1) {
            return $verify;
        }
        if (!$param['id']) {
            return callBack(statusCode()['error'], '缺少必要参数');
        }

        $map = $this->getUnitMap($param);
        if ($param['type'] == 2) {
            $map['store_id'] = $param['store_id'];
        }
        $UnitLibraryModel = new UnitLibraryModel();


        $unitInfo = $UnitLibraryModel->getFind($map, 'merchant_id,store_id,type');
        if ($unitInfo['type'] == 0) {
            return callBack(statusCode()['error'], '系统自带单位，不允许删除');
        }

        $res = $UnitLibraryModel->updateOrder($map, ['state' => 0]);
        if ($res) {
            return callBack(statusCode()['success'], '单位删除成功');
        } else {
            return callBack(statusCode()['error'], '单位删除失败');
        }
    }

    /**
     * 验证请求参数
     * @param $param
     * @return mixed
     */
    private function publicVerifyParam($param)
    {
        if (empty($param['type'])
            || !in_array($param['type'], [1, 2])
            || empty($param['merchant_id'])
            || $param['type'] == 2 && empty($param['store_id'])) {
            return callBack(statusCode()['error'], '缺少必要参数');
        }
        return callBack(statusCode()['success'], '参数验证成功');
    }

    /**
     * 获取查询条件
     * @param $param
     * $param['merchant_id']    (必传)商户ID
     * $param['store_id']       (必传)门店ID
     * $param['type']           (必传)1商户 2门店
     * $param['id']             (非必传)单位ID
     * $param['name']           (非必传)单位名称
     * $param['start_time']     (非必传)开始时间
     * $param['end_time']       (非必传)结束时间
     * @return array
     */
    private function getUnitMap($param)
    {
        $map = [
            'state' => 1,
            'merchant_id' => ['in', [$param['merchant_id'], 0]],
        ];

        if (!empty($param['id'])) {
            $map['id'] = $param['id'];
        }
        if ($param['start_time'] && $param['end_time']) {
            $map['add_time'] = ['between', [strtotime($param['start_time']), strtotime($param['end_time'])]];
        }

        if (trim($param['name'])) {
            $map['name'] = ['like', '%' . trim($param['name']) . '%'];
        }
        switch ($param['type']) {
            case 1:
                //  商户
                $map['type'] = ['in', [0, 1]];
                break;
            case 2:
                //  门店
                $map['store_id'] = ['in', [$param['store_id'], 0]];
                $map['type'] = ['in', [0, 2]];
                break;
        }
        return $map;
    }
}