<?php

namespace app\admin\controller;

use app\common\controller\Backend;
use app\common\model\ChinaModel;
use app\common\model\GranaryModel;
use app\common\model\TestingModel;

/**
 * 粮仓管理
 * Class Granary
 * @package app\admin\controller
 */
class Granary extends Backend
{

    /**
     * 模型对象
     * @var \app\common\model\GranaryModel
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new GranaryModel();
    }

    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    /**
     * 获取列表
     * @return mixed|string|\think\response\Json
     * @throws \think\exception\DbException
     */
    public function index()
    {
        if (request()->isAjax()) {
            $page        = input('param.page/d', 1);
            $rows        = input('param.rows/d', 20);
            $key         = input('param.keyword', '');
            $type        = input('param.type', '');
            $startTime   = input('param.start_time', '');
            $endTime     = input('param.end_time', '');
            $granaryType = input('param.granary_type', '');
            $china       = input('param.china/a', '');
            $varieties   = input('param.varieties', '');
            $result      = $this->model->getLists([
                'keyword'      => $key,
                'type'         => $type,
                'china'        => $china,
                'start_time'   => $startTime,
                'end_time'     => $endTime,
                'granary_type' => $granaryType,
                'varieties'    => $varieties,
            ], $rows, $page);

            // 全国数据
            $result['chinaList'] = (new ChinaModel())->getChinaData();

            // 品种类型
            $result['typeList'] = (new TestingModel())->getTypeList();

            // 粮仓字段
            $result['contentFields'] = $this->model->getContentField();

            return json($result);
        }

        return $this->fetch();
    }

    /**
     * 详情
     * @return mixed
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function detail()
    {
        $id     = $this->request->get('id');
        $detail = $this->model->getItem($id);

        $this->assign([
            'detail' => $detail
        ]);

        return $this->fetch();
    }

    // 添加/编辑
    public function add()
    {
        $data = $this->request->post();
        if (!empty($data)) {
            $content = isset($data['content']) && is_array($data['content']) ? $data['content'] : [];
            $position = isset($content['screenPosition']) ? $content['screenPosition'] : '';
            $positions = \app\common\library\GranaryScreen::extraPositions();
            if ($position !== '' && !isset($positions[$position])) {
                return json(['code' => 400, 'msg' => '请选择有效的大屏建筑位置']);
            }
            if ($position !== '') {
                if (strpos($data['storage'], '习水') !== false) {
                    return json(['code' => 400, 'msg' => '此建筑位置属于中心库区']);
                }
                foreach ($this->model->field('id,content')->select() as $existing) {
                    $saved = $existing['content'];
                    if (!is_array($saved)) $saved = json_decode($saved, true);
                    if ((string)$existing['id'] !== (string)(isset($data['id']) ? $data['id'] : 0)
                        && isset($saved['screenPosition']) && $saved['screenPosition'] === $position) {
                        return json(['code' => 400, 'msg' => '此建筑已绑定仓库，请编辑对应仓库或选择其他位置']);
                    }
                }
            }
            $data['content'] = $content;
            $id                   = $this->model->where(['num' => $data['num']])->value('id');
            if (isset($data['granary_type']) && in_array(intval($data['granary_type']), [1, 2, 3])) {
                $data['granary_type'] = intval($data['granary_type']);
            } else {
                $data['granary_type'] = $data['num'] > 18 ? 2 : 1;
            }
            if ($position !== '') {
                $data['granary_type'] = strpos($position, 'center_silo_') === 0 ? 3 : 2;
            }
            if ($data['granary_type'] === 3) {
                $data['content']['warehouseType'] = '立式浅圆仓';
            }
            $data['content']      = json_encode($data['content']);

            // 添加
            if (empty($data['id'])) {
                if (!empty($id)) {
                    return json([
                        'code' => 401,
                        'msg'  => '您输入的仓号已存在'
                    ]);
                }

                unset($data['id'], $data['old_num'], $data['china']);
                $data['create_time'] = time();

                if ($this->model->add($data)) {
                    return json([
                        'code' => 200,
                        'msg'  => '添加成功'
                    ]);
                } else {
                    return json([
                        'code' => 400,
                        'msg'  => '添加失败'
                    ]);
                }
            }

            if ($data['num'] != $data['old_num']) {
                if (!empty($id)) {
                    return json([
                        'code' => 401,
                        'msg'  => '您输入的仓号已存在'
                    ]);
                }
            }

            // 编辑
            $data['update_time'] = time();
            unset($data['old_num'], $data['china']);
            if ($this->model->edit($data)) {
                return json([
                    'code' => 200,
                    'msg'  => '编辑成功'
                ]);
            } else {
                return json([
                    'code' => 400,
                    'msg'  => '编辑失败'
                ]);
            }
        }
    }

    // 删除
    public function dell()
    {
        $id = input('id');
        if (!empty($id)) {
            $ids = strpos($id, ',') !== false ? explode(',', $id) : [$id];
            foreach ($ids as $v) {
                if (!$this->model->getItem((int)$v)) {
                    return json(['code' => 401, 'msg' => '您要删除的粮仓不存在']);
                }
            }
            foreach ($ids as $v) {
                $this->model->del($v);
            }
            return json(['code' => 200, 'msg' => '删除成功']);
        }
    }

}