SysConstService.cs 3.4 KB

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  1. // Admin.NET 项目的版权、商标、专利和其他相关权利均受相应法律法规的保护。使用本项目应遵守相关法律法规和许可证的要求。
  2. //
  3. // 本项目主要遵循 MIT 许可证和 Apache 许可证(版本 2.0)进行分发和使用。许可证位于源代码树根目录中的 LICENSE-MIT 和 LICENSE-APACHE 文件。
  4. //
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  6. namespace Admin.NET.Core.Service;
  7. /// <summary>
  8. /// 系统常量服务 🧩
  9. /// </summary>
  10. [ApiDescriptionSettings(Order = 280)]
  11. [AllowAnonymous]
  12. public class SysConstService : IDynamicApiController, ITransient
  13. {
  14. private readonly SysCacheService _sysCacheService;
  15. public SysConstService(SysCacheService sysCacheService)
  16. {
  17. _sysCacheService = sysCacheService;
  18. }
  19. /// <summary>
  20. /// 获取所有常量列表 🔖
  21. /// </summary>
  22. /// <returns></returns>
  23. [DisplayName("获取所有常量列表")]
  24. public async Task<List<ConstOutput>> GetList()
  25. {
  26. var key = $"{CacheConst.KeyConst}list";
  27. var constlist = _sysCacheService.Get<List<ConstOutput>>(key);
  28. if (constlist == null)
  29. {
  30. var typeList = GetConstAttributeList();
  31. constlist = typeList.Select(u => new ConstOutput
  32. {
  33. Name = u.CustomAttributes.ToList().FirstOrDefault()?.ConstructorArguments.ToList().FirstOrDefault().Value?.ToString() ?? u.Name,
  34. Code = u.Name,
  35. Data = GetData(Convert.ToString(u.Name))
  36. }).ToList();
  37. _sysCacheService.Set(key, constlist);
  38. }
  39. return await Task.FromResult(constlist);
  40. }
  41. /// <summary>
  42. /// 根据类名获取常量数据 🔖
  43. /// </summary>
  44. /// <param name="typeName"></param>
  45. /// <returns></returns>
  46. [DisplayName("根据类名获取常量数据")]
  47. public async Task<List<ConstOutput>> GetData([Required] string typeName)
  48. {
  49. var key = $"{CacheConst.KeyConst}{typeName.ToUpper()}";
  50. var constlist = _sysCacheService.Get<List<ConstOutput>>(key);
  51. if (constlist == null)
  52. {
  53. var typeList = GetConstAttributeList();
  54. var type = typeList.FirstOrDefault(u => u.Name == typeName);
  55. var isEnum = type.BaseType.Name == "Enum";
  56. constlist = type.GetFields()?
  57. .Where(isEnum, u => u.FieldType.Name == typeName)
  58. .Select(u => new ConstOutput
  59. {
  60. Name = u.Name,
  61. Code = isEnum ? (int)u.GetValue(BindingFlags.Instance) : u.GetValue(BindingFlags.Instance)
  62. }).ToList();
  63. _sysCacheService.Set(key, constlist);
  64. }
  65. return await Task.FromResult(constlist);
  66. }
  67. /// <summary>
  68. /// 获取常量特性类型列表
  69. /// </summary>
  70. /// <returns></returns>
  71. private List<Type> GetConstAttributeList()
  72. {
  73. #if NET6_0
  74. return AppDomain.CurrentDomain.GetAssemblies().SelectMany(u => u.GetTypes())
  75. .Where(u => u.CustomAttributes.Any(c => c.AttributeType == typeof(ConstAttribute))).ToList();
  76. #else
  77. return AppDomain.CurrentDomain.GetAssemblies().SelectMany(u => u.GetExportedTypes())
  78. .Where(u => u.CustomAttributes.Any(c => c.AttributeType == typeof(ConstAttribute))).ToList();
  79. #endif
  80. }
  81. }