// KDException 异常处理 + ILog 日志记录示例
// 适用插件：Form/Operation/Validator/Report/Task
// 依赖 API：KDException, ILog, LogManager
// 相关检查：推荐避免使用空 catch 和 printStackTrace，日志推荐带上下文
using System;
using System.Collections.Generic;
using Kingdee.BOS.Orm.DataEntity;
using Kingdee.BOS.Util;

public class ExceptionSample
{
    private static readonly ILog Logger = LogManager.GetLogger(typeof(ExceptionSample));

    public void ProcessOrder(DynamicObject order)
    {
        try
        {
            string billNo = order["billno"] as string;
            Logger.Info(string.Format("开始处理订单: {0}", billNo));

            ValidateOrder(order);
            SaveOrder(order);

            Logger.Info(string.Format("订单处理完成: {0}", billNo));
        }
        catch (KDException ex)
        {
            // 业务异常，记录日志并抛出
            Logger.Error(string.Format("处理订单失败: {0}", ex.Message), ex);
            throw;
        }
        catch (Exception ex)
        {
            // 系统异常，包装为业务异常
            Logger.Error(string.Format("系统异常: {0}", ex.Message), ex);
            throw new KDException("SYS001", "系统异常，请联系管理员", ex);
        }
    }

    public void ValidateOrder(DynamicObject order)
    {
        List<string> errors = new List<string>();

        if (string.IsNullOrEmpty(order["BillNo"] /* PropertyName */ as string))
        {
            errors.Add("单据编号不能为空");
        }

        decimal amount = Convert.ToDecimal(order["FAmount"] ?? 0);
        if (amount <= 0)
        {
            errors.Add("金额必须大于零");
        }

        if (errors.Count > 0)
        {
            throw new KDException("VALIDATE001", string.Join("; ", errors));
        }
    }

    private void SaveOrder(DynamicObject order)
    {
        // TODO: 实际保存逻辑
    }
}