<?php

namespace app\supplier\controller\plus\groupbuy;

use app\supplier\controller\Controller;
use app\supplier\model\plus\groupbuy\Product as ProductModel;
use app\common\model\product\Product as CommonProductModel;

/**
 * 供应商端团购商品控制器
 */
class Product extends Controller
{
    /**
     * 团购商品列表
     */
    public function index()
    {
        $param = $this->postData();
        // 添加供应商ID筛选
        $param['shop_supplier_id'] = $this->getSupplierId();
        
        $model = new ProductModel();
        $list = $model->getList($param);
        return $this->renderSuccess('', compact('list'));
    }

    /**
     * 添加团购商品
     */
    public function add()
    {
        if ($this->request->isGet()) {
            // 获取店铺的商品列表用于选择
            $commonProductModel = new CommonProductModel();
            $postData = $this->postData();
            $postData['shop_supplier_id'] = $this->getSupplierId();
            $productList = $commonProductModel->getList($postData);
            return $this->renderSuccess('', compact('productList'));
        }
        
        $model = new ProductModel();
        $data = $this->postData();
        // 设置供应商ID
        $data['shop_supplier_id'] = $this->getSupplierId();
        if ($model->add($data)) {
            return $this->renderSuccess('添加成功');
        }
        return $this->renderError($model->getError() ?: '添加失败');
    }

    /**
     * 编辑团购商品
     */
    public function edit($groupbuy_product_id)
    {
        $model = ProductModel::detail($groupbuy_product_id, [
            'product', 'groupbuySku'
        ]);
        if (!$model) {
            return $this->renderError('团购商品不存在');
        }
        
        // 验证权限
        if ($model['shop_supplier_id'] != $this->getSupplierId()) {
            return $this->renderError('没有权限操作此商品');
        }
        
        if ($this->request->isGet()) {
            return $this->renderSuccess('', compact('model'));
        }
        
        $data = $this->postData();
        if ($model->edit($data)) {
            return $this->renderSuccess('更新成功');
        }
        return $this->renderError($model->getError() ?: '更新失败');
    }

    /**
     * 删除团购商品
     */
    public function delete($groupbuy_product_id)
    {
        $model = ProductModel::detail($groupbuy_product_id);
        if (!$model) {
            return $this->renderError('团购商品不存在');
        }
        
        // 验证权限
        if ($model['shop_supplier_id'] != $this->getSupplierId()) {
            return $this->renderError('没有权限操作此商品');
        }
        
        if ($model->remove()) {
            return $this->renderSuccess('删除成功');
        }
        return $this->renderError('删除失败');
    }

    /**
     * 获取团购商品详情
     */
    public function detail($groupbuy_product_id)
    {
        $model = ProductModel::detail($groupbuy_product_id, [
            'product', 'groupbuySku'
        ]);
        if (!$model) {
            return $this->renderError('团购商品不存在');
        }
        
        // 验证权限
        if ($model['shop_supplier_id'] != $this->getSupplierId()) {
            return $this->renderError('没有权限查看此商品');
        }
        
        return $this->renderSuccess('', compact('model'));
    }
}