src/DotNetCommon.Core/Validate/ValidateContext.cs

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq.Expressions;
using System.Threading;
using DotNetCommon.Extensions;

namespace DotNetCommon.Validate
{
    /// <summary>
    /// 校验上下文
    /// </summary>
    public abstract class ValidateContext
    {
        /// <summary>
        /// 错误提示信息
        /// </summary>
        public List<(string path, string error)> ErrorMessage = new List<(string path, string error)>();

        /// <summary>
        /// 子节点
        /// </summary>
        public List<ValidateContext> Children = new List<ValidateContext>();

        /// <summary>
        /// 父节点
        /// </summary>
        public ValidateContext Parent { get; set; }

        /// <summary>
        /// 校验属性名称
        /// </summary>
        public string ModelName { get; protected set; }

        private string _modelPath = string.Empty;
        /// <summary>
        /// 校验属性路径
        /// </summary>
        public string ModelPath
        {
            get
            {
                if (_modelPath.IsNullOrEmpty())
                {
                    //先获取前缀
                    var prefix = Parent?.ModelPath;
                    if (prefix.IsNullOrEmptyOrWhiteSpace())
                    {
                        _modelPath = this.ModelName;
                    }
                    else
                    {
                        if ((this.ModelName ?? "").StartsWith("["))
                        {
                            _modelPath += prefix + this.ModelName;
                        }
                        else
                        {
                            _modelPath += $"{prefix}.{this.ModelName}";
                        }