<?php

namespace app\admin\controller;

use think\facade\Cache;
use think\facade\Db;
use think\facade\View;
use think\facade\Request;
use think\Exception;

class Category extends Common {
    private $viewPath = 'category';
    
    /**
     * 菜单列表
     */
    public function index() {
        ////////
        if (!Request::isPost()) {
//            $other['title'] = '总共后台菜单';
            $guide['one']['text'] = '基础信息设置';
            $guide['two']['text'] = '商品分类管理';
            View::assign('guide', $guide);
//            View::assign('other', $other);
            View::assign('viewPath', $this->viewPath);
            return View::fetch('index');
        }
    }
    
    public function getCategoryList() {
        if (!Request::isPost()) {
            return $this->errorResponse(lang('request_method_incorrect'));
        }
        try {
            $father_code = input('father_code');
            $where[] = ['father_code', '=', $father_code];
            $order = 'order_id asc,id asc';
            $list = Db::name('category')->field('*')->where($where)->order($order)->select()->toArray();
            if (!$list) {
                return $this->errorResponse('暂无菜单');
            }
            $reuslt['list'] = $list;
            return $this->successResponse($reuslt);
        } catch (\Exception $e) {
            return $this->errorResponse($e->getMessage());
        }
    }
    
    ///获取平台列表
    public function getPlatformList() {
        try {
            if (!Request::isPost()) {
                throw new Exception('请求方式错误');
            }
            $order = 'order_id asc,docking_platform_id asc';
            $list = Db::name('docking_platform')->field('*')->order($order)->select()->toArray();
            if (!$list) {
                throw new Exception('暂无平台信息');
            }
            $reuslt['list'] = $list;
            return $this->successResponse($reuslt);
        } catch (Exception $e) {
            return $this->errorResponse($e->getMessage());
        }
    }
    
    /**
     * 保存分类 信息
     * @return array|int[]
     */
    public function saveCategory() {
        Db::startTrans();
        try {
            if (!Request::isPost()) {
                throw new Exception(lang('request_method_incorrect'));
            }
            $data = Request::post();
            $id = $data['id'];
            if (is_numeric($id)) {
                //更新数据
                $validate = new \app\admin\validate\Category();
                $result = $validate->check($data);
                if (!$result) {
                    throw new Exception($validate->getError());
                }
                //////保存////////////
                Db::name('category')->where('id', $id)->withoutField('id')->save($data);
                ////////////////////////
                ///////执行成功，提交事务///////
                Db::commit();
                $this->delCache();
                $res['message'] = '编辑成功';
                return $this->successResponse($res);
            } else {
                unset($data['id']);
                $data['status'] = 1;
                $validate = new \app\admin\validate\Category();
                $result = $validate->check($data);
                if (!$result) {
                    throw new Exception($validate->getError());
                }
                //////////////////////
                $new_id = Db::name('category')->insertGetId($data);
                if (!$new_id) {
                    throw new Exception('添加失败');
                }
                Db::name('category')->where('id', $new_id)->save(['order_id' => $new_id]);
                ///////执行成功，提交事务///////
                Db::commit();
                $this->delCache();
                $res['message'] = '添加成功';
                return $this->successResponse($res);
            }
        } catch (Exception $e) {
            // 回滚事务
            Db::rollback();
            return $this->errorResponse($e->getMessage());
        }
        
    }
    
    //保存对接平台信息
    public function savePlatform() {
        Db::startTrans();
        try {
            if (!Request::isPost()) {
                throw new Exception(lang('request_method_incorrect'));
            }
            $data = Request::post();
            $docking_platform_id = $data['docking_platform_id'];
            if (is_numeric($docking_platform_id)) {
                //更新数据
                $validate = new \app\admin\validate\DockingPlatform();
                $result = $validate->check($data);
                if (!$result) {
                    return $this->errorResponse($validate->getError());
                }
                //////保存////////////
                Db::name('docking_platform')->where('docking_platform_id', $docking_platform_id)->withoutField('docking_platform_id')->save($data);
                ////////////////////////
                Db::commit();
                $this->delDPCache();
                $res['message'] = '编辑成功';
                return $this->successResponse($res);
            } else {
                unset($data['docking_platform_id']);
                $validate = new \app\admin\validate\DockingPlatform();
                $result = $validate->check($data);
                if (!$result) {
                    return $this->errorResponse($validate->getError());
                }
                //////////////////////
                $new_id = Db::name('docking_platform')->insertGetId($data);
                if (!$new_id) {
                    throw new Exception('添加失败');
                }
                Db::name('docking_platform')->where('docking_platform_id', $new_id)->save(['order_id' => $new_id]);
                ///////执行成功，提交事务///////
                $this->delDPCache();
                Db::commit();
                $res['message'] = '添加成功';
                return $this->successResponse($res);
            }
        } catch (Exception $e) {
            // 回滚事务
            Db::rollback();
            return $this->errorResponse($e->getMessage());
        }
        
    }
    
    /**
     * 清除缓存
     * @return void
     */
    private function delCache() {
        Cache::tag('category')->clear();
    }
    
    private function delDPCache() {
        Cache::tag('docking_platform')->clear();
    }
    
    
}