<?php

namespace app\shop\controller\plus\vip;

use app\shop\controller\Controller;
use app\shop\model\plus\vip\Grade as VipGradeModel;
use app\common\model\plus\vip\GradeLog as GradeLogModel;
/**
 * VIP专区等级管理
 */
class Grade extends Controller
{
    /**
     * 等级列表
     */
    public function index()
    {
        $model = new VipGradeModel;
        $list = $model->getList($this->postData());
        return $this->renderSuccess('', compact('list'));
    }

    /**
     * 添加等级
     */
    public function add()
    {
        $model = new VipGradeModel;
        $data = $this->postData();

        if ($model->add($data)) {
            return $this->renderSuccess('添加成功');
        }
        return $this->renderError('添加失败');
    }

    /**
     * 编辑等级
     */
    public function edit($grade_id)
    {
        $model = new VipGradeModel;
        $detail = $model::detail($grade_id);
        
        if (!$detail) {
            return $this->renderError('等级不存在');
        }

        if ($this->request->isPost()) {
            $data = $this->postData();
            
            if ($detail->edit($data)) {
                return $this->renderSuccess('更新成功');
            }
            return $this->renderError('更新失败');
        }

        return $this->renderSuccess('', compact('detail'));
    }

    /**
     * 删除等级
     */
    public function delete($grade_id)
    {
        $model = new VipGradeModel;
        
        // 不能删除默认等级
        $detail = $model::detail($grade_id);
        if ($detail['is_default']) {
            return $this->renderError('不能删除默认等级');
        }

        if ($model->where('grade_id', $grade_id)->update(['is_delete' => 1])) {
            return $this->renderSuccess('删除成功');
        }
        return $this->renderError('删除失败');
    }

    public function log()
    {
        $model = new GradeLogModel;
        $list = $model->getList($this->postData());
        return $this->renderSuccess('', compact('list'));
    }
}