<?php
/**
 * 我的地址
 */

namespace app\common\model;


use think\facade\Db;
use think\Model;
use utils\RedisCache;

class UserAddressModel extends Model
{
    protected $name = 'user_address';

    /**
     * 保存地址
     * @param $param
     * @return string
     */
    public function saveUserAddress ($param)
    {

        self::startTrans();
        try {
            $data = $param->data;
            if (isset($data['is_default']) && $data['is_default'] && $data['is_default'] == 1) {
                self::where('uid', $param->uid)->save(['is_default' => 0]);
            }
            if (isset($data['id']) && $data['id']) { // 修改
                $data['mergename'] = $data['area_text'] . $data['remark'];
                self::update($data);
            } else {
                $insert = [
                    'remark' => $data['remark'],
                    'province' => $data['province'],
                    'city' => $data['city'],
                    'county' => $data['county'],
                    'name' => $data['name'],
                    'mobile' => $data['mobile'],
                    'is_default' => isset($data['is_default']) ? $data['is_default'] : 0,
                ];
                $insert['mergename'] = $data['area_text'] . $data['remark'];
                $insert['uid'] = $param->uid;
                self::insert($insert);
            }

            RedisCache::keyDel("caches:address:user:u_{$param->uid}_*");
            self::commit();
        } catch (\Exception $e) {
            self::rollback();
            return api_error_return('保存失败');
        }
        return api_succ_return('保存成功');
    }

    /**
     * 设置默认地址
     * @param $param
     * @return mixed
     */
    public function setDefaultAddress ($param)
    {
        self::startTrans();
        try {
            if (!self::where(['id' => $param->data['id']])->value('id')){
                return api_error_return('参数错误');
            }
            self::where('uid', $param->uid)->save(['is_default' => 0]);
            self::where(['id' => $param->data['id'], 'uid' => $param->uid])->save(['is_default' => 1]);
            RedisCache::keyDel("caches:address:user:u_{$param->uid}_*");
            self::commit();
        } catch (\Exception $e) {
            self::rollback();
            return api_error_return('设置失败');
        }
        return api_succ_return('设置成功');
    }

    /**
     * 删除地址
     * @param $param
     * @return string
     */
    public function delUserAddress ($param)
    {
        try {
            $addressId = isset($param->data['id'])? intval($param->data['id']) : 0;
            if (!self::where(['id' => $addressId])->find()){
                return api_error_return('参数错误');
            }
            self::where(['id' => $addressId, 'uid' => $param->uid])->delete();

            // 清除缓存
            RedisCache::keyDel("caches:address:user:u_{$param->uid}_*");
            RedisCache::clear("caches:address:info:{$addressId}");
        } catch (\Exception $e) {
            return api_error_return('删除失败');
        }
        return api_succ_return('删除成功');
    }

    /**
     * 获取我的地址
     * @param $param
     * @return mixed
     */
    public function getUserAddress ($param, $is_default)
    {
        try {
            $cacheKey = "caches:address:user:u_{$param->uid}_$is_default";
            $list = RedisCache::get($cacheKey);
            if($list){
                return api_succ_return(['msg'=>'获取缓存成功', 'data'=>$list]);
            }

            $list = self::where('uid', $param->uid)
                ->where('is_default', 'in', ($is_default==1?['1']:['1', '0']))
                ->order('is_default desc')
                ->select();
            if (empty($list->toArray())){
                return api_succ_return(['msg'=>'获取成功', 'data'=>null]);
            }
            foreach ($list as $k => $v) {
                $list[$k]['area_text'] = Db::name('area')->where('id', 'in', $v['province'] . ',' . $v['city'] . ',' . $v['county'])->value('GROUP_CONCAT(name separator "")');
            }

            $list = $list->toArray();
            RedisCache::set($cacheKey, $list, rand(10, 20));
            return api_succ_return(['msg'=>'获取成功', 'data'=> $list]);
        } catch (\Exception $e) {
            return api_error_return('获取失败');
        }
    }

    /**
     * 获取地址信息/或用户默认地址
     * @param int $addressId 地址ID，
     * @param int $uid 用户ID，无地址ID必传
     * @param int $returnDefault 是否返回默认地址
     * @return array
     */
    public static function getAddressIdDetails (int $addressId, $uid=0, $returnDefault=0): array
    {
        $cacheKey = "caches:address:info:{$addressId}_{$uid}_{$returnDefault}";
        $data = RedisCache::get($cacheKey);
        if($data){
            return $data;
        }

        $field = 'a.id,a.uid,a.name,a.mobile,a.province, a1.name as sp_province,a.city,a2.name as sp_city,a.county,a3.name as sp_county,a.mergename,a.remark';
        $data = self::alias('a')
            ->leftJoin('area a1','a1.id=a.province')
            ->leftJoin('area a2','a2.id=a.city')
            ->leftJoin('area a3','a3.id=a.county')
            ->where(function($query) use($addressId, $uid, $returnDefault){
                if($uid){
                    $query->where('a.uid', $uid);
                }

                if($addressId){
                    $query->where('a.id', $addressId);
                }else if($returnDefault){
                    $query->where('a.is_default', 1);
                }

            })
            ->field($field)
            ->findOrEmpty()->toArray();

        if($data){
            RedisCache::set($cacheKey, $data, rand(5,10));
        }

        return $data;
    }
}