iot/projects/Infrastructure/Application/BaseResult.cs

using Infrastructure.Extensions;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.Linq.Expressions;

namespace Infrastructure.Application
{
    public class BaseResult
    {
        public bool Success { get; set; }
        public List<ValidationResult> ValidationResults { get; private set; } = new List<ValidationResult>();

        public bool SetSuccess()
        {
            this.Success = true;
            return this.Success;
        }

        public static BaseResult Result()
        {
            return new BaseResult();
        }

        public static BaseResult<T> Result<T>()
        {
            return new BaseResult<T>();
        }

        public void AddError(string errorMessage)
        {
            this.ValidationResults.Add(new ValidationResult(errorMessage));
        }

        public void AddError(string propertyName, string errorMessage)
        {
            this.ValidationResults.Add(new ValidationResult(errorMessage, new List<string> { propertyName }));
        }

        public void AddError(Expression<Func<object, object>> expression, string errorMessage)
        {
            this.ValidationResults.Add(new ValidationResult(errorMessage, new List<string> { expression.GetPropertyName() }));
        }

        public void AddErrors(List<ValidationResult> validationResults)
        {
            this.ValidationResults.AddRange(validationResults);
        }
    }

    public class BaseResult<T> : BaseResult
    {
        public T Data { get; set; }
    }
}