namespace Admin.NET.Core.Service;
///
/// 系统枚举服务
///
[ApiDescriptionSettings(Order = 275)]
[AllowAnonymous]
public class SysEnumService : IDynamicApiController, ITransient
{
private readonly EnumOptions _enumOptions;
public SysEnumService(IOptions enumOptions)
{
_enumOptions = enumOptions.Value;
}
///
/// 获取所有枚举类型
///
///
[DisplayName("获取所有枚举类型")]
public List GetEnumTypeList()
{
var enumTypeList = App.EffectiveTypes.Where(t => t.IsEnum && _enumOptions.EntityAssemblyNames.Contains(t.Assembly.GetName().Name)).ToList();
var result = new List();
foreach (var item in enumTypeList)
{
result.Add(GetEnumDescription(item));
}
return result;
}
private EnumTypeOutput GetEnumDescription(Type type)
{
string description = type.Name;
var attrs = type.GetCustomAttributes(typeof(DescriptionAttribute), false);
if (attrs.Any())
{
var att = ((DescriptionAttribute[])attrs)[0];
description = att.Description;
}
return new EnumTypeOutput
{
TypeDescribe = description,
TypeName = type.Name,
TypeRemark = description
};
}
///
/// 通过枚举类型获取枚举值集合
///
///
///
[DisplayName("通过枚举类型获取枚举值集合")]
public List GetEnumDataList([FromQuery] EnumInput input)
{
var enumType = App.EffectiveTypes.FirstOrDefault(t => t.IsEnum && t.Name == input.EnumName);
if (enumType is not { IsEnum: true })
throw Oops.Oh(ErrorCodeEnum.D1503);
return enumType.EnumToList();
}
///
/// 通过实体的字段名获取相关枚举值集合(目前仅支持枚举类型)
///
///
///
[DisplayName("通过实体的字段名获取相关枚举值集合")]
public List GetEnumDataListByField([FromQuery] QueryEnumDataInput input)
{
// 获取实体类型属性
Type entityType = App.EffectiveTypes.FirstOrDefault(t => t.Name == input.EntityName) ?? throw Oops.Oh(ErrorCodeEnum.D1504);
// 获取字段类型
var fieldType = entityType.GetProperties().FirstOrDefault(p => p.Name == input.FieldName)?.PropertyType;
if (fieldType is not { IsEnum: true })
throw Oops.Oh(ErrorCodeEnum.D1503);
return fieldType.EnumToList();
}
}