Files
TechHelper/TechHelper.Server/Context/AutoMapperProFile.cs
2025-06-11 15:02:20 +08:00

68 lines
3.4 KiB
C#

using AutoMapper;
using AutoMapper.Internal.Mappers;
using Entities.Contracts;
using Entities.DTO;
namespace TechHelper.Context
{
public class AutoMapperProFile : Profile
{
public static class EnumMappingHelpers
{
public static TEnum ParseEnumSafe<TEnum>(string sourceString, TEnum defaultValue) where TEnum : struct, Enum
{
if (Enum.TryParse(sourceString, true, out TEnum parsedValue))
{
return parsedValue;
}
return defaultValue;
}
}
public AutoMapperProFile()
{
CreateMap<UserForRegistrationDto, User>()
.ForMember(dest => dest.Id, opt => opt.Ignore()) // ID由IdentityUser生成
.ForMember(dest => dest.UserName, opt => opt.MapFrom(src => src.Name)) // 或者 MapFrom(src => src.Name)
.ForMember(dest => dest.Email, opt => opt.MapFrom(src => src.Email))
.ForMember(dest => dest.PhoneNumber, opt => opt.MapFrom(src => src.PhoneNumber))
.ForMember(dest => dest.Address, opt => opt.MapFrom(src => src.HomeAddress)) // 映射到 IdentityUser 的 Address 属性
.ForMember(dest => dest.PasswordHash, opt => opt.Ignore()) // 密码哈希由 UserManager 处理
.ForMember(dest => dest.EmailConfirmed, opt => opt.Ignore()); // 邮箱确认状态由服务层处理
CreateMap<ClassDto, Class>()
.ForMember(d => d.Number, o => o.MapFrom(src => src.Class)).ReverseMap();
CreateMap<SubQuestionDto, Question>()
.ForMember(dest => dest.Id, opt => opt.Ignore())
.ForMember(dest => dest.QuestionText, opt => opt.MapFrom(src => src.Stem))
.ForMember(dest => dest.CorrectAnswer, opt => opt.MapFrom(src => src.SampleAnswer))
.ForMember(dest => dest.QuestionType, opt => opt.MapFrom(src => EnumMappingHelpers.ParseEnumSafe(src.QuestionType, QuestionType.Unknown)))
.ForMember(dest => dest.DifficultyLevel, opt => opt.MapFrom(src => EnumMappingHelpers.ParseEnumSafe(src.DifficultyLevel, DifficultyLevel.easy)))
.ForMember(dest => dest.SubjectArea, opt => opt.MapFrom(src => EnumMappingHelpers.ParseEnumSafe(src.DifficultyLevel, SubjectAreaEnum.Unknown)))
.ForMember(dest => dest.CreatedBy, opt => opt.Ignore())
.ForMember(dest => dest.CreatedAt, opt => opt.Ignore())
.ForMember(dest => dest.UpdatedAt, opt => opt.Ignore())
.ForMember(dest => dest.IsDeleted, opt => opt.Ignore());
// 2. Question -> SubQuestionDto (查看时)
CreateMap<Question, SubQuestionDto>()
.ForMember(dest => dest.Stem, opt => opt.MapFrom(src => src.QuestionText))
.ForMember(dest => dest.Score, opt => opt.Ignore()) // Question 实体没有 Score 字段,需要从 AssignmentQuestion 获取
.ForMember(dest => dest.SampleAnswer, opt => opt.MapFrom(src => src.CorrectAnswer))
.ForMember(dest => dest.QuestionType, opt => opt.MapFrom(src => src.QuestionType.ToString()))
.ForMember(dest => dest.DifficultyLevel, opt => opt.MapFrom(src => src.DifficultyLevel.ToString()))
.ForMember(dest => dest.Options, opt => opt.Ignore()); // Options 需要单独处理
CreateMap<Assignment, ExamDto>()
.ForMember(dest => dest.AssignmentTitle, opt => opt.MapFrom(src => src.Title))
.ForMember(dest => dest.Description, opt => opt.MapFrom(src => src.Description))
.ForMember(dest => dest.AssignmentId, opt => opt.MapFrom(src=> src.Id))
.ForMember(dest => dest.SubjectArea, opt => opt.MapFrom(src => src.SubjectArea.ToString()));
}
}
}