erp-backend/app/Http/Controllers/OrderController_complete.php

    /**
     * 获取发货状态选项
     */
    public function getDeliveryStatusOptions()
    {
        $options = [
            ['value' => 'pending', 'label' => '待发货'],
            ['value' => 'delivered', 'label' => '已发货'],
        ];

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

    /**
     * 获取平台选项
     */
    public function getPlatformOptions()
    {
        $platforms = Order::select('platform')
            ->distinct()
            ->orderBy('platform')
            ->get()
            ->map(function ($item) {
                return [
                    'value' => $item->platform,
                    'label' => $item->platform,
                ];
            });

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

    /**
     * 获取店铺选项
     */
    public function getShopOptions()
    {
        $shops = Order::select('shop_id', 'shop_name')
            ->distinct()
            ->orderBy('shop_name')
            ->get()
            ->map(function ($item) {
                return [
                    'value' => $item->shop_id,
                    'label' => $item->shop_name,
                ];
            });

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

    /**
     * 更新订单备注
     */
    public function updateRemark(Request $request, string $id)
    {
        $request->validate([
            'remark' => 'required|string|max:1000',
        ]);

        $order = Order::find($id);

        if (!$order) {
            return response()->json([
                'code' => 404,
                'message' => '订单不存在'
            ], 404);
        }

        $order->update(['remark' => $request->remark]);

        return response()->json([
            'code' => 200,
            'message' => '备注更新成功'
        ]);
    }

    /**
     * 完成订单
     */
    public function completeOrder(string $id)
    {
        $order = Order::find($id);

        if (!$order) {
            return response()->json([
                'code' => 404,
                'message' => '订单不存在'
            ], 404);
        }

        // 只有已发货的订单可以完成
        if ($order->order_status !== 'shipped') {
            return response()->json([
                'code' => 400,
                'message' => '只有已发货的订单可以完成'
            ], 400);
        }

        $order->update([
            'order_status' => 'completed',
            'end_time' => now(),
        ]);

        return response()->json([
            'code' => 200,
            'message' => '订单已完成'
        ]);
    }

    /**
     * 同步订单到平台
     */
    public function syncToPlatform(string $id)
    {
        $order = Order::find($id);

        if (!$order) {
            return response()->json([
                'code' => 404,
                'message' => '订单不存在'
            ], 404);
        }

        // TODO: 实现同步到平台API
        // 这里应该调用对应平台的API更新订单状态

        return response()->json([
            'code' => 200,
            'message' => '订单已同步到平台（模拟）',
            'data' => [
                'order_id' => $id,
                'platform' => $order->platform,
                'platform_order_sn' => $order->platform_order_sn,
            ]
        ]);
    }

    /**
     * 获取订单操作历史
     */
    public function getOperationHistory(string $id)
    {
        $order = Order::find($id);

        if (!$order) {
            return response()->json([
                'code' => 404,
                'message' => '订单不存在'
            ], 404);
        }

        // 在实际项目中，这里应该查询操作日志表
        // 暂时返回模拟数据
        $history = [
            [
                'id' => 1,
                'operator' => '系统',
                'action' => '创建',
                'content' => '订单创建成功',
                'created_at' => $order->created_at,
            ],
            [
                'id' => 2,
                'operator' => '管理员',
                'action' => '审核',
                'content' => '订单审核通过',
                'created_at' => $order->updated_at,
            ],
        ];

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

    /**
     * 获取订单数量统计（用于仪表板）
     */
    public function getDashboardStats()
    {
        $today = now()->startOfDay();
        $yesterday = now()->subDay()->startOfDay();
        $thisMonth = now()->startOfMonth();

        $stats = [
            'today' => [
                'total' => Order::where('order_time', '>=', $today)->count(),
                'pending' => Order::where('order_time', '>=', $today)->where('order_status', 'pending')->count(),
                'auditing' => Order::where('order_time', '>=', $today)->where('order_status', 'auditing')->count(),
                'shipped' => Order::where('order_time', '>=', $today)->where('order_status', 'shipped')->count(),
                'amount' => Order::where('order_time', '>=', $today)->sum('total_amount'),
            ],
            'yesterday' => [
                'total' => Order::whereBetween('order_time', [$yesterday, $today])->count(),
                'amount' => Order::whereBetween('order_time', [$yesterday, $today])->sum('total_amount'),
            ],
            'this_month' => [
                'total' => Order::where('order_time', '>=', $thisMonth)->count(),
                'amount' => Order::where('order_time', '>=', $thisMonth)->sum('total_amount'),
            ],
            'all' => [
                'total' => Order::count(),
                'pending' => Order::where('order_status', 'pending')->count(),
                'auditing' => Order::where('order_status', 'auditing')->count(),
                'shipped' => Order::where('order_status', 'shipped')->count(),
                'completed' => Order::where('order_status', 'completed')->count(),
                'cancelled' => Order::where('order_status', 'cancelled')->count(),
                'amount' => Order::sum('total_amount'),
            ],
        ];

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