<?php

namespace mall\controllers;

use biz\shop\classes\ShopClass;
use bizHd\custom\classes\CustomClass;
use bizMall\hd\classes\HdClass;
use bizMall\shop\classes\MainClass;
use bizMall\user\classes\UserClass;
use common\components\dict;
use common\components\jwt;
use common\components\util;
use Yii;

/**
 * 商城端 API 基类
 * 从 account / hdId 解析门店与顾客上下文。
 * 已登录但请求里的 hdId 不属于当前店时会清空 shop，浏览/进店类接口需按 account 重取门店再建客。
 */
class BaseController extends PublicController
{

    public $validate = true;
    public $guestAccess = [];
    public $userId = 0, $user, $shopId, $shop;
    public $sjId, $sj, $sjExtend, $customId = 0, $custom, $hd, $hdId, $mainId = 0, $main;
    public $isWx;

    public function beforeAction($action)
    {
        Yii::$app->params['ptStyle'] = dict::getDict('ptStyle', 'mall');
        $this->isWx = util::isWx();
        $userId = jwt::getLoginId();
        if (empty($userId)) {
            if (!in_array($action->id, $this->guestAccess)) {
                util::fail('请先登录哈');
            }
        }
        $userId = intval($userId);
        $this->userId = $userId;
        $user = UserClass::getById($userId, true);
        if (empty($user)) {
            if (!in_array($action->id, $this->guestAccess)) {
                util::fail('请先登录呢');
            }
        }
        $this->user = $user;


        $shopId = Yii::$app->request->get('account'); // 从 $_GET 中取
        $shopId = empty($shopId) ? Yii::$app->request->post('account') : $shopId; // 从 $_POST 中取
        $shopId = intval($shopId);
        if (!empty($shopId)) {
            $this->shopId = $shopId;
            $shop = ShopClass::getById($shopId, true);
            if (!empty($shop)) {
                $this->shop = $shop;
                $mainId = $shop->mainId ?? 0;
                $main = MainClass::getById($mainId, true);
                $this->main = $main;
                $this->mainId = $mainId;


                $hdId = Yii::$app->request->get('hdId', 0);
                if (empty($hdId)) {
                    //兼容早期代码，勿删，扫码付款页也用到，只写POST方式
                    $hdId = Yii::$app->request->post('hdId', 0);
                }
                if (!empty($hdId)) {
                    $hd = HdClass::getById($hdId, true);
                    if (!empty($hd)) {
                        if (!empty($this->userId) && $hd->userId == $this->userId && $shopId == $hd->shopId) {
                            // 已登录且 hd 归属当前用户：绑定门店客户上下文
                            $this->hd = $hd;
                            $this->hdId = $hdId;
                            $customId = $hd->customId ?? 0;
                            $custom = CustomClass::getById($customId, true);
                            $this->custom = $custom;
                            $this->customId = $customId;
                        } elseif (!empty($this->userId)) {
                            // 已登录但 hd 与用户不匹配：清空店铺，防止恶意越权
                            $this->shop = null;
                            $this->main = null;
                            $this->mainId = 0;
                        }
                        // 未登录访客：保留 shop/main，仅不绑定 hd/custom，便于浏览分类/首页
                    }
                }
            }
        }
        return parent::beforeAction($action);
    }

    /**
     * 按 account 恢复门店与 mainId。
     * BaseController 在 hdId 与当前用户/门店不匹配时会清空 shop，分享进店或换店后仍带旧 hdId 时必须走这里，否则浏览接口会误报无效门店。
     * @return array shop、shopId、mainId
     */
    protected function recoverShopContext()
    {
        $shopId = intval($this->shopId);
        if ($shopId <= 0) {
            util::fail('shopId不存在');
        }
        $shop = $this->shop;
        if (empty($shop)) {
            // 被越权保护清空后，仍以当前 account 为准取门店，而不是沿用请求里的旧 hdId
            $shop = ShopClass::getById($shopId, true);
            if (!empty($shop)) {
                $this->shop = $shop;
            }
        }
        if (empty($shop)) {
            util::fail('无效门店');
        }
        $mainId = intval($this->mainId);
        if ($mainId <= 0) {
            $mainId = intval($shop->mainId ?? 0);
            $this->mainId = $mainId;
            if ($mainId > 0 && empty($this->main)) {
                $this->main = MainClass::getById($mainId, true);
            }
        }
        if ($mainId <= 0) {
            util::fail('mainId不存在');
        }
        return [
            'shop' => $shop,
            'shopId' => $shopId,
            'mainId' => $mainId,
        ];
    }

    /**
     * 登录态解析当前门店 hdId。
     * 已有 xhHd 则直接取 id；没有则走 CustomClass::buildRelation，与 ShopController::actionInfo 建客路径一致，避免分享直达漏掉拉新。
     * 建客失败返回 hdId=0，由调用方决定是否阻断（浏览不阻断，下单再校验）。
     * @param object|null $shop 门店对象，建客时必须有
     * @param int $shopId 门店 id（xhShop.id）
     * @return array hdId、inviteBound，以及可能带上的 hd/custom
     * @throws \yii\db\IntegrityException
     */
    protected function resolveLoggedInHd($shop, $shopId)
    {
        $empty = [
            'hdId' => 0,
            'inviteBound' => 0,
            'hd' => null,
            'custom' => null,
            'customId' => 0,
        ];
        $hd = HdClass::getByCondition(
            ['shopId' => $shopId, 'userId' => $this->userId],
            false,
            null,
            'id, customId'
        );
        if (!empty($hd)) {
            return [
                'hdId' => intval($hd['id']),
                'inviteBound' => 0,
                'hd' => null,
                'custom' => null,
                'customId' => intval($hd['customId'] ?? 0),
            ];
        }

        $user = $this->user;
        if (empty($shop) || empty($user)) {
            return $empty;
        }

        $inviterCustomId = (int)Yii::$app->request->get('inviterCustomId', 0);
        if ($inviterCustomId <= 0) {
            $inviterCustomId = (int)Yii::$app->request->post('inviterCustomId', 0);
        }
        $respond = CustomClass::buildRelation($shop, $user, $inviterCustomId);
        if (empty($respond) || empty($respond['hd'])) {
            return $empty;
        }

        $hd = $respond['hd'];
        $custom = $respond['custom'] ?? null;
        $hdId = intval(is_object($hd) ? $hd->id : ($hd['id'] ?? 0));
        $customId = 0;
        if (!empty($custom)) {
            $customId = intval(is_object($custom) ? $custom->id : ($custom['id'] ?? 0));
        }
        return [
            'hdId' => $hdId,
            'inviteBound' => !empty($respond['inviteBound']) ? (int)$respond['inviteBound'] : 0,
            'hd' => $hd,
            'custom' => $custom,
            'customId' => $customId,
        ];
    }

    /**
     * 浏览/进店：先恢复门店，登录用户，再解析或创建当前店 hd。
     * 游客不建客；建客失败不阻断浏览，调用方把 hdId=0 回给前端即可。
     * @return array shop、shopId、mainId、hdId、inviteBound、resolved
     * @throws \yii\db\IntegrityException
     */
    protected function recoverShopAndResolveHd()
    {
        $ctx = $this->recoverShopContext();
        $resolved = [
            'hdId' => 0,
            'inviteBound' => 0,
            'hd' => null,
            'custom' => null,
            'customId' => 0,
        ];
        if (intval($this->userId) > 0) {
            $resolved = $this->resolveLoggedInHd($ctx['shop'], $ctx['shopId']);
        }
        $ctx['hdId'] = intval($resolved['hdId'] ?? 0);
        $ctx['inviteBound'] = intval($resolved['inviteBound'] ?? 0);
        $ctx['resolved'] = $resolved;
        return $ctx;
    }

    /**
     * 把 resolveLoggedInHd 的结果写回控制器，供开团/参团等需要 $this->custom、$this->hd 的逻辑使用。
     * @param array $resolved resolveLoggedInHd 返回值
     * @throws \Exception
     */
    protected function applyResolvedHd($resolved)
    {
        $hdId = intval($resolved['hdId'] ?? 0);
        if ($hdId <= 0) {
            return;
        }
        $this->hdId = $hdId;
        $hd = $resolved['hd'] ?? null;
        if (empty($hd) || !is_object($hd)) {
            $hd = HdClass::getById($hdId, true);
        }
        if (empty($hd) || !is_object($hd)) {
            return;
        }
        $this->hd = $hd;
        $custom = $resolved['custom'] ?? null;
        $customId = intval($hd->customId ?? ($resolved['customId'] ?? 0));
        if ((empty($custom) || !is_object($custom)) && $customId > 0) {
            $custom = CustomClass::getById($customId, true);
        }
        if (!empty($custom) && is_object($custom)) {
            $this->custom = $custom;
            $this->customId = intval($custom->id ?? $customId);
        }
    }

    /**
     * 下单类接口：恢复门店并确保当前用户已绑定顾客。
     * 未登录或建客失败时直接报请先登录，避免用空 custom / 空 shop 继续下单。
     * @return array recoverShopAndResolveHd 的上下文
     * @throws \yii\db\IntegrityException
     */
    protected function ensureCustomerContext()
    {
        $ctx = $this->recoverShopAndResolveHd();
        if (intval($this->userId) <= 0 || empty($this->user)) {
            util::fail('请先登录');
        }
        $this->applyResolvedHd($ctx['resolved']);
        if (empty($this->custom)) {
            util::fail('请先登录');
        }
        return $ctx;
    }

}