<?php
namespace Modules\Ecommerce\Http\Controllers;

use App\Http\Controllers\Controller;
use Illuminate\Http\Request;
use Modules\Ecommerce\Entities\Order;
use Modules\Ecommerce\Services\TaobaoService;
use Illuminate\Support\Facades\Validator;

class OrderController extends Controller
{
    /**
     * 获取本地订单列表
     */
    public function index(Request $request)
    {
        $orders = Order::latest()->paginate(20);
        return response()->json([
            'code' => 200,
            'message' => 'success',
            'data' => $orders
        ]);
    }

    /**
     * 从淘宝同步订单
     */
    public function syncFromTaobao(Request $request)
    {
        // 验证请求参数
        $validator = Validator::make($request->all(), [
            'start_time' => 'required|date',
            'end_time'   => 'required|date|after:start_time',
        ]);

        if ($validator->fails()) {
            return response()->json([
                'code' => 422,
                'message' => '参数错误',
                'errors' => $validator->errors()
            ], 422);
        }

        // 从配置中获取淘宝凭证（也可以在.env中配置）
        $appKey = config('services.taobao.app_key');
        $appSecret = config('services.taobao.app_secret');
        $accessToken = config('services.taobao.access_token');

        if (!$appKey || !$appSecret || !$accessToken) {
            return response()->json([
                'code' => 500,
                'message' => '淘宝API凭证未配置'
            ], 500);
        }

        try {
            $service = new TaobaoService($appKey, $appSecret, $accessToken);
            $response = $service->fetchOrders($request->start_time, $request->end_time);

            // 解析淘宝返回的数据（根据实际返回结构调整）
            $trades = $response['trades_sold_get_response']['trades']['trade'] ?? [];

            $syncedCount = 0;
            foreach ($trades as $trade) {
                // 检查订单是否已存在，避免重复
                $order = Order::updateOrCreate(
                    ['platform_order_id' => $trade['tid']],
                    [
                        'platform' => 'taobao',
                        'total_amount' => $trade['payment'],
                        'status' => $trade['status'],
                        'raw_data' => $trade, // 保存原始数据
                    ]
                );
                $syncedCount++;
            }

            return response()->json([
                'code' => 200,
                'message' => '同步完成',
                'data' => [
                    'synced_count' => $syncedCount
                ]
            ]);
        } catch (\Exception $e) {
            return response()->json([
                'code' => 500,
                'message' => '同步失败：' . $e->getMessage()
            ], 500);
        }
    }

    /**
     * 获取单个订单详情
     */
    public function show($id)
    {
        $order = Order::find($id);
        if (!$order) {
            return response()->json([
                'code' => 404,
                'message' => '订单不存在'
            ], 404);
        }

        return response()->json([
            'code' => 200,
            'message' => 'success',
            'data' => $order
        ]);
    }
}