<?php

namespace app\controller\admin\alibaba;

use app\services\ThirdParty\AlibabaAgent\ProductService;

/**
 * 1688分销严选 - 商品管理
 *
 * API文档:
 *   商品列表: https://open.1688.com/api/apidocdetail.htm?id=com.alibaba.fenxiao%3Ajxhy.product.getPageList-1
 *   商品详情: https://open.1688.com/api/apidocdetail.htm?id=com.alibaba.fenxiao%3Aalibaba.pifatuan.product.detail.list-2
 */
class Goods
{
    /**
     * 获取1688分销商品分页列表
     *
     * @param ProductService $productService
     * @return \think\Response
     *
     * @api {GET} /admin/alibaba/goods/lst 获取商品列表
     * @apiParam {string}  [access_token]  1688 access_token（不传则使用配置中的默认token）
     * @apiParam {int}     [page=1]        页码
     * @apiParam {int}     [limit=20]      每页条数（最大50）
     * @apiParam {string}  [keyword]       关键词搜索
     * @apiParam {int}     [categoryId]    类目ID
     * @apiParam {number}  [minPrice]      最低价格
     * @apiParam {number}  [maxPrice]      最高价格
     * @apiParam {string}  [sort]          排序方式
     */
    public function lst(ProductService $productService)
    {
        $request = app('request');

        $page = (int)$request->param('page', 1);
        $limit = (int)$request->param('limit', 20);
        $keyword = $request->param('keyword', '');
        $categoryId = $request->param('categoryId', '');
        $minPrice = $request->param('minPrice', '');
        $maxPrice = $request->param('maxPrice', '');
        $sort = $request->param('sort', '');

        $params = [
            'page' => max(1, $page),
            'limit' => min(max(1, $limit), 50),
        ];

        if (!empty($keyword)) {
            $params['keyword'] = $keyword;
        }
        if (!empty($categoryId)) {
            $params['categoryId'] = (int)$categoryId;
        }
        if ($minPrice !== '' && $minPrice > 0) {
            $params['minPrice'] = (float)$minPrice;
        }
        if ($maxPrice !== '' && $maxPrice > 0) {
            $params['maxPrice'] = (float)$maxPrice;
        }
        if (!empty($sort)) {
            $params['sort'] = $sort;
        }

        $result = $productService->searchProducts($params);

        if ($result === false) {
            return app('json')->fail('获取1688商品列表失败，请查看日志');
        }

        return app('json')->success($result);
    }

    /**
     * 获取1688分销商品详情
     *
     * @param ProductService $productService
     * @return mixed
     *
     * @api {GET} /admin/alibaba/goods/detail 获取商品详情
     * @apiParam {string}  [access_token]  1688 access_token（不传则使用配置中的默认token）
     * @apiParam {int}     productId       1688商品ID（必填）
     */
    public function detail(ProductService $productService)
    {
        $request = app('request');

        $productId = $request->param('productId', '');

        if (empty($productId)) {
            return app('json')->fail('参数错误：productId不能为空');
        }

        $result = $productService->getProductDetail($productId);

        if ($result === false) {
            return app('json')->fail('获取1688商品详情失败，请查看日志');
        }

        return app('json')->success($result);
    }

    /**
     * 批量导入1688商品到 alibaba_import_goods 表
     *
     * 业务场景：从1688商品列表中选择多个商品，一键入库
     * 商品详情以JSON格式完整存储到 alibaba_import_goods 表
     *
     * @param ProductService $productService
     * @return mixed
     *
     * @api {POST} /admin/alibaba/goods/import 批量入库
     * @apiParam {string}  productIds  1688商品ID（必填），多个用逗号分隔，如：787533862434 或 787533862434,787533862435
     */
    public function import(ProductService $productService)
    {
        $request = app('request');

        $raw = $request->param('productIds', '');

        // 参数校验
        if (empty($raw)) {
            return app('json')->fail('参数错误：productIds不能为空');
        }

        // 解析productIds：支持 "787533862434" 或 "787533862434,787533862435"
        $productIds = explode(',', str_replace(' ', '', $raw));
        $productIds = array_unique(array_filter($productIds, function ($v) {
            return $v !== '' && $v !== null;
        }));

        if (empty($productIds)) {
            return app('json')->fail('参数错误：productIds格式不正确');
        }

        // 执行批量入库
        $result = $productService->batchImport($productIds, 0);

        $successCount = count($result['success']);
        $failCount = count($result['fail']);

        if ($successCount > 0) {
            return app('json')->success([
                'success'       => $result['success'],
                'fail'          => $result['fail'],
                'success_count' => $successCount,
                'fail_count'    => $failCount,
                'message'       => "成功入库 {$successCount} 个商品" . ($failCount > 0 ? "，{$failCount} 个失败" : ''),
            ]);
        }

        return app('json')->fail('入库失败：' . implode('; ', array_values($result['fail'])));
    }

    /**
     * 获取1688商品类目列表
     *
     * API: com.alibaba.product:alibaba.category.get-1
     * 文档: https://open.1688.com/api/apidocdetail.htm?id=com.alibaba.product%3Aalibaba.category.get-1
     *
     * @param ProductService $productService
     * @return mixed
     *
     * @api {GET} /admin/alibaba/goods/category 获取商品类目
     * @apiParam {string}  [access_token]  1688 access_token（不传则使用配置中的默认token）
     * @apiParam {int}     [categoryId=0]  类目ID，顶级类目传0
     */
    public function category(ProductService $productService)
    {
        $request = app('request');

        $categoryId = (int)$request->param('categoryId', 0);

        $result = $productService->getCategories($categoryId);

        if ($result === false) {
            return app('json')->fail('获取1688商品类目失败，请查看日志!');
        }

        return app('json')->success($result);
    }
}