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openlark_core/error/
codes.rs

1//! Error Codes Definition
2//!
3//! 统一的错误码系统,提供标准化的错误标识和映射。
4
5use super::traits::ErrorSeverity;
6use serde::{Deserialize, Serialize};
7use std::fmt;
8
9/// 标准错误码枚举
10///
11/// 涵盖所有可能的标准错误情况,包括HTTP状态码、飞书API错误码、
12/// 网络错误码、系统错误码等。
13#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash, Serialize, Deserialize)]
14pub enum ErrorCode {
15    // 成功状态
16    /// 成功
17    Success = 0,
18
19    // HTTP 标准错误码
20    /// 请求参数错误
21    BadRequest = 400,
22    /// 未认证
23    Unauthorized = 401,
24    /// 禁止访问
25    Forbidden = 403,
26    /// 资源不存在
27    NotFound = 404,
28    /// 方法不允许
29    MethodNotAllowed = 405,
30    /// 请求冲突
31    Conflict = 409,
32    /// 请求频率过高
33    TooManyRequests = 429,
34
35    // 服务器错误码
36    /// 内部服务器错误
37    InternalServerError = 500,
38    /// 网关错误
39    BadGateway = 502,
40    /// 服务不可用
41    ServiceUnavailable = 503,
42    /// 网关超时
43    GatewayTimeout = 504,
44
45    // 飞书API错误码 - 认证相关
46    /// 应用票据无效
47    AppTicketInvalid = 10012,
48    /// 应用状态异常
49    AppStatusException = 10013,
50    /// 应用权限不足
51    AppPermissionDenied = 19001,
52    /// 访问令牌无效
53    AccessTokenInvalid = 99991671,
54    /// 访问令牌格式错误/无效
55    AccessTokenFormatInvalid = 99991661,
56    /// 应用访问令牌无效
57    AppAccessTokenInvalid = 99991664,
58    /// 租户访问令牌无效
59    TenantAccessTokenInvalid = 99991663,
60    /// SSO 访问令牌无效
61    SsoTokenInvalid = 99991670,
62    /// 缺少所需权限
63    PermissionMissing = 99991672,
64    /// 访问令牌缺少权限
65    AccessTokenNoPermission = 99991676,
66    /// 访问令牌已过期(飞书通用码)
67    AccessTokenExpiredV2 = 99991677,
68
69    // 会话 / 身份类
70    /// 用户会话已失效
71    UserSessionInvalid = 99991641,
72    /// 用户会话不存在
73    UserSessionNotFound = 99991642,
74    /// 用户会话超时
75    UserSessionTimeout = 99991645,
76    /// 用户身份解析失败
77    UserIdentityInvalid = 99991669,
78    /// 用户类型不支持
79    UserTypeNotSupportedV2 = 99991674,
80    /// 用户身份不匹配
81    UserIdentityMismatch = 99991675,
82    /// 用户ID非法
83    UserIdInvalid = 99992351,
84    /// OpenID 非法
85    OpenIdInvalid = 99992352,
86    /// UnionID 非法
87    UnionIdInvalid = 99992353,
88
89    // 飞书API错误码 - 资源相关
90    /// 应用未安装
91    AppNotInstalled = 10003,
92    /// 用户不存在
93    UserNotFound = 60001,
94    /// 用户状态异常
95    UserStatusException = 60002,
96    /// 部门不存在
97    DepartmentNotFound = 60003,
98    /// 群组不存在
99    ChatNotFound = 70001,
100    /// 群组类型不支持
101    ChatTypeNotSupported = 70002,
102    /// 消息不存在
103    MessageNotFound = 80001,
104    /// 消息类型不支持
105    MessageTypeNotSupported = 80002,
106    /// 文件不存在
107    FileNotFound = 90001,
108    /// 文件大小超限
109    FileSizeExceeded = 90002,
110    /// 文件类型不支持
111    FileTypeNotSupported = 90003,
112
113    // 飞书API错误码 - 业务相关
114    /// 日历不存在
115    CalendarNotFound = 110001,
116    /// 日程不存在
117    EventNotFound = 110002,
118    /// 日程冲突
119    EventConflict = 110003,
120    /// 文档不存在
121    DocumentNotFound = 120001,
122    /// 文档权限不足
123    DocumentPermissionDenied = 120002,
124    /// 文档已锁定
125    DocumentLocked = 120003,
126    /// 工作表不存在
127    SheetNotFound = 120011,
128    /// 表格不存在
129    TableNotFound = 120021,
130
131    // 网络和传输错误码
132    /// 网络连接超时
133    NetworkTimeout = 999001,
134    /// 网络连接失败
135    NetworkConnectionFailed = 999002,
136    /// DNS解析失败
137    DnsResolutionFailed = 999003,
138    /// SSL证书错误
139    SslCertificateError = 999004,
140    /// 连接被拒绝
141    ConnectionRefused = 999005,
142
143    // 序列化错误码
144    /// JSON解析错误
145    SerializationError = 999010,
146    /// 数据格式错误
147    DataFormatError = 999011,
148    /// 编码错误
149    EncodingError = 999012,
150
151    // 认证和授权错误码
152    /// 身份验证失败
153    AuthenticationFailed = 999020,
154    /// 权限被拒绝
155    PermissionDenied = 999021,
156    /// 令牌已过期
157    TokenExpired = 999022,
158    /// 无效签名
159    InvalidSignature = 999023,
160
161    // 验证错误码
162    /// 参数验证失败
163    ValidationError = 999030,
164    /// 缺少必需参数
165    MissingRequiredParameter = 999031,
166    /// 参数格式错误
167    InvalidParameterFormat = 999032,
168    /// 参数值超出范围
169    ParameterOutOfRange = 999033,
170
171    // 业务逻辑错误码
172    /// 业务逻辑错误
173    BusinessError = 999040,
174    /// 操作不被支持
175    OperationNotSupported = 999041,
176    /// 资源状态冲突
177    ResourceConflict = 999042,
178
179    // 系统错误码
180    /// 系统内部错误
181    InternalError = 999050,
182    /// 配置错误
183    ConfigurationError = 999051,
184    /// 资源耗尽
185    ResourceExhausted = 999052,
186
187    // 限流错误码
188    /// 请求频率限制
189    RateLimitExceeded = 999060,
190
191    // 缓存错误码
192    /// 缓存未命中
193    CacheMiss = 999070,
194    /// 缓存服务不可用
195    CacheServiceUnavailable = 999071,
196
197    // 安全错误码
198    /// 安全策略违规
199    SecurityPolicyViolation = 999080,
200    /// 访问被拒绝
201    AccessDenied = 999081,
202
203    // 未知错误
204    /// 未知错误
205    Unknown = 999999,
206}
207
208impl ErrorCode {
209    /// 从数值创建错误码
210    pub fn from_code(code: i32) -> Self {
211        match code {
212            c if (200..=299).contains(&c) => Self::Success,
213            0 => Self::Success,
214
215            // HTTP 标准错误码
216            400 => Self::BadRequest,
217            401 => Self::Unauthorized,
218            403 => Self::Forbidden,
219            404 => Self::NotFound,
220            405 => Self::MethodNotAllowed,
221            409 => Self::Conflict,
222            429 => Self::TooManyRequests,
223
224            // 服务器错误码
225            500 => Self::InternalServerError,
226            502 => Self::BadGateway,
227            503 => Self::ServiceUnavailable,
228            504 => Self::GatewayTimeout,
229
230            // 飞书API错误码
231            10003 => Self::AppNotInstalled,
232            10012 => Self::AppTicketInvalid,
233            10013 => Self::AppStatusException,
234            19001 => Self::AppPermissionDenied,
235            60001 => Self::UserNotFound,
236            60002 => Self::UserStatusException,
237            60003 => Self::DepartmentNotFound,
238            70001 => Self::ChatNotFound,
239            70002 => Self::ChatTypeNotSupported,
240            80001 => Self::MessageNotFound,
241            80002 => Self::MessageTypeNotSupported,
242            90001 => Self::FileNotFound,
243            90002 => Self::FileSizeExceeded,
244            90003 => Self::FileTypeNotSupported,
245            110001 => Self::CalendarNotFound,
246            110002 => Self::EventNotFound,
247            110003 => Self::EventConflict,
248            120001 => Self::DocumentNotFound,
249            120002 => Self::DocumentPermissionDenied,
250            120003 => Self::DocumentLocked,
251            120011 => Self::SheetNotFound,
252            120021 => Self::TableNotFound,
253            99991661 => Self::AccessTokenFormatInvalid,
254            99991671 => Self::AccessTokenInvalid,
255            99991664 => Self::AppAccessTokenInvalid,
256            99991663 => Self::TenantAccessTokenInvalid,
257            99991670 => Self::SsoTokenInvalid,
258            99991672 => Self::PermissionMissing,
259            99991676 => Self::AccessTokenNoPermission,
260            99991677 => Self::AccessTokenExpiredV2,
261            99991641 => Self::UserSessionInvalid,
262            99991642 => Self::UserSessionNotFound,
263            99991645 => Self::UserSessionTimeout,
264            99991669 => Self::UserIdentityInvalid,
265            99991674 => Self::UserTypeNotSupportedV2,
266            99991675 => Self::UserIdentityMismatch,
267            99992351 => Self::UserIdInvalid,
268            99992352 => Self::OpenIdInvalid,
269            99992353 => Self::UnionIdInvalid,
270
271            // 网络错误码
272            999001 => Self::NetworkTimeout,
273            999002 => Self::NetworkConnectionFailed,
274            999003 => Self::DnsResolutionFailed,
275            999004 => Self::SslCertificateError,
276            999005 => Self::ConnectionRefused,
277
278            // 序列化错误码
279            999010 => Self::SerializationError,
280            999011 => Self::DataFormatError,
281            999012 => Self::EncodingError,
282
283            // 认证和授权错误码
284            999020 => Self::AuthenticationFailed,
285            999021 => Self::PermissionDenied,
286            999022 => Self::TokenExpired,
287            999023 => Self::InvalidSignature,
288
289            // 验证错误码
290            999030 => Self::ValidationError,
291            999031 => Self::MissingRequiredParameter,
292            999032 => Self::InvalidParameterFormat,
293            999033 => Self::ParameterOutOfRange,
294
295            // 业务逻辑错误码
296            999040 => Self::BusinessError,
297            999041 => Self::OperationNotSupported,
298            999042 => Self::ResourceConflict,
299
300            // 系统错误码
301            999050 => Self::InternalError,
302            999051 => Self::ConfigurationError,
303            999052 => Self::ResourceExhausted,
304
305            // 限流错误码
306            999060 => Self::RateLimitExceeded,
307
308            // 缓存错误码
309            999070 => Self::CacheMiss,
310            999071 => Self::CacheServiceUnavailable,
311
312            // 安全错误码
313            999080 => Self::SecurityPolicyViolation,
314            999081 => Self::AccessDenied,
315
316            _ => Self::Unknown,
317        }
318    }
319
320    /// 获取数值形式
321    pub fn as_code(&self) -> i32 {
322        *self as i32
323    }
324
325    /// 获取错误码的描述
326    pub fn description(&self) -> &'static str {
327        match self {
328            Self::Success => "操作成功",
329
330            // HTTP 标准错误码描述
331            Self::BadRequest => "请求参数错误",
332            Self::Unauthorized => "未认证",
333            Self::Forbidden => "禁止访问",
334            Self::NotFound => "资源不存在",
335            Self::MethodNotAllowed => "方法不允许",
336            Self::Conflict => "请求冲突",
337            Self::TooManyRequests => "请求频率过高",
338
339            // 服务器错误码描述
340            Self::InternalServerError => "内部服务器错误",
341            Self::BadGateway => "网关错误",
342            Self::ServiceUnavailable => "服务不可用",
343            Self::GatewayTimeout => "网关超时",
344
345            // 飞书API错误码描述
346            Self::AppNotInstalled => "应用未安装",
347            Self::AppTicketInvalid => "应用票据无效",
348            Self::AppStatusException => "应用状态异常",
349            Self::AppPermissionDenied => "应用权限不足",
350            Self::UserNotFound => "用户不存在",
351            Self::UserStatusException => "用户状态异常",
352            Self::DepartmentNotFound => "部门不存在",
353            Self::ChatNotFound => "群组不存在",
354            Self::ChatTypeNotSupported => "群组类型不支持",
355            Self::MessageNotFound => "消息不存在",
356            Self::MessageTypeNotSupported => "消息类型不支持",
357            Self::FileNotFound => "文件不存在",
358            Self::FileSizeExceeded => "文件大小超限",
359            Self::FileTypeNotSupported => "文件类型不支持",
360            Self::CalendarNotFound => "日历不存在",
361            Self::EventNotFound => "日程不存在",
362            Self::EventConflict => "日程冲突",
363            Self::DocumentNotFound => "文档不存在",
364            Self::DocumentPermissionDenied => "文档权限不足",
365            Self::DocumentLocked => "文档已锁定",
366            Self::SheetNotFound => "工作表不存在",
367            Self::TableNotFound => "表格不存在",
368            Self::AccessTokenFormatInvalid => "访问令牌格式错误",
369            Self::AccessTokenInvalid => "访问令牌无效",
370            Self::AppAccessTokenInvalid => "应用访问令牌无效",
371            Self::TenantAccessTokenInvalid => "租户访问令牌无效",
372            Self::SsoTokenInvalid => "SSO 访问令牌无效",
373            Self::PermissionMissing => "缺少所需权限",
374            Self::AccessTokenNoPermission => "访问令牌权限不足",
375            Self::AccessTokenExpiredV2 => "访问令牌已过期",
376            Self::UserSessionInvalid => "用户会话已失效",
377            Self::UserSessionNotFound => "用户会话不存在",
378            Self::UserSessionTimeout => "用户会话超时",
379            Self::UserIdentityInvalid => "用户身份解析失败",
380            Self::UserTypeNotSupportedV2 => "用户类型不支持",
381            Self::UserIdentityMismatch => "用户身份不匹配",
382            Self::UserIdInvalid => "用户ID非法",
383            Self::OpenIdInvalid => "OpenID 非法",
384            Self::UnionIdInvalid => "UnionID 非法",
385
386            // 网络错误码描述
387            Self::NetworkTimeout => "网络连接超时",
388            Self::NetworkConnectionFailed => "网络连接失败",
389            Self::DnsResolutionFailed => "DNS解析失败",
390            Self::SslCertificateError => "SSL证书错误",
391            Self::ConnectionRefused => "连接被拒绝",
392
393            // 序列化错误码描述
394            Self::SerializationError => "JSON解析错误",
395            Self::DataFormatError => "数据格式错误",
396            Self::EncodingError => "编码错误",
397
398            // 认证和授权错误码描述
399            Self::AuthenticationFailed => "身份验证失败",
400            Self::PermissionDenied => "权限被拒绝",
401            Self::TokenExpired => "令牌已过期",
402            Self::InvalidSignature => "无效签名",
403
404            // 验证错误码描述
405            Self::ValidationError => "参数验证失败",
406            Self::MissingRequiredParameter => "缺少必需参数",
407            Self::InvalidParameterFormat => "参数格式错误",
408            Self::ParameterOutOfRange => "参数值超出范围",
409
410            // 业务逻辑错误码描述
411            Self::BusinessError => "业务逻辑错误",
412            Self::OperationNotSupported => "操作不被支持",
413            Self::ResourceConflict => "资源状态冲突",
414
415            // 系统错误码描述
416            Self::InternalError => "系统内部错误",
417            Self::ConfigurationError => "配置错误",
418            Self::ResourceExhausted => "资源耗尽",
419
420            // 限流错误码描述
421            Self::RateLimitExceeded => "请求频率限制",
422
423            // 缓存错误码描述
424            Self::CacheMiss => "缓存未命中",
425            Self::CacheServiceUnavailable => "缓存服务不可用",
426
427            // 安全错误码描述
428            Self::SecurityPolicyViolation => "安全策略违规",
429            Self::AccessDenied => "访问被拒绝",
430
431            Self::Unknown => "未知错误",
432        }
433    }
434
435    /// 获取详细的错误说明
436    pub fn detailed_description(&self) -> &'static str {
437        match self {
438            Self::Success => "请求已成功处理",
439
440            Self::BadRequest => "请求参数格式错误或缺少必需参数,请检查请求内容",
441            Self::Unauthorized => "身份验证失败,请检查访问令牌是否有效",
442            Self::Forbidden => "权限不足,无法访问请求的资源",
443            Self::NotFound => "请求的资源不存在或已被删除",
444            Self::MethodNotAllowed => "当前API不支持此HTTP方法",
445            Self::Conflict => "请求与当前资源状态冲突,请检查资源状态",
446            Self::TooManyRequests => "请求频率超过限制,请降低请求频率后重试",
447
448            Self::InternalServerError => "服务器内部错误,请稍后重试或联系技术支持",
449            Self::BadGateway => "网关服务器错误,请检查网络连接或稍后重试",
450            Self::ServiceUnavailable => "服务暂时不可用,请稍后重试",
451            Self::GatewayTimeout => "网关超时,请稍后重试",
452
453            Self::AppNotInstalled => "应用未安装到当前企业,请在飞书管理后台安装应用",
454            Self::AppTicketInvalid => "应用票据已失效,SDK会自动重新申请",
455            Self::AppStatusException => "应用状态异常,请检查应用是否正常启用",
456            Self::AppPermissionDenied => "应用缺少执行此操作的权限,请在开发者后台配置相应权限",
457            Self::UserNotFound => "指定的用户不存在,请检查用户ID是否正确",
458            Self::UserStatusException => "用户状态异常,可能已被禁用或删除",
459            Self::DepartmentNotFound => "指定的部门不存在,请检查部门ID是否正确",
460            Self::ChatNotFound => "指定的群组不存在或机器人未加入该群组",
461            Self::ChatTypeNotSupported => "当前群组类型不支持此操作",
462            Self::MessageNotFound => "指定的消息不存在或已被删除",
463            Self::MessageTypeNotSupported => "不支持的消息类型",
464            Self::FileNotFound => "指定的文件不存在或已被删除",
465            Self::FileSizeExceeded => "文件大小超出限制,请压缩后重试",
466            Self::FileTypeNotSupported => "不支持的文件类型",
467            Self::CalendarNotFound => "指定的日历不存在",
468            Self::EventNotFound => "指定的日程不存在或已被删除",
469            Self::EventConflict => "日程时间冲突,请选择其他时间",
470            Self::DocumentNotFound => "指定的文档不存在或已被删除",
471            Self::DocumentPermissionDenied => "文档权限不足,请联系文档所有者授权",
472            Self::DocumentLocked => "文档已被其他用户锁定,请稍后再试",
473            Self::SheetNotFound => "指定的工作表不存在",
474            Self::TableNotFound => "指定的表格不存在",
475            Self::AccessTokenFormatInvalid => "访问令牌格式或内容无效,请重新获取或检查传参",
476            Self::AccessTokenInvalid => "用户访问令牌无效或失效,需要重新获取用户授权",
477            Self::AppAccessTokenInvalid => "应用访问令牌无效,请检查应用ID和密钥配置",
478            Self::TenantAccessTokenInvalid => "租户访问令牌无效,请检查应用是否正确安装到企业",
479            Self::SsoTokenInvalid => "SSO 访问令牌无效,请重新登录或检查 SSO 配置",
480            Self::PermissionMissing => "缺少所需权限,请在开发者后台开通对应权限范围",
481            Self::AccessTokenNoPermission => "访问令牌权限不足,请重新授权所需 scope",
482            Self::AccessTokenExpiredV2 => "访问令牌已过期,需要重新获取",
483            Self::UserSessionInvalid => "用户会话失效,请重新登录或刷新会话",
484            Self::UserSessionNotFound => "未找到有效用户会话,请重新登录",
485            Self::UserSessionTimeout => "用户会话已超时,请重新登录",
486            Self::UserIdentityInvalid => "用户身份解析失败,请检查传入的身份标识",
487            Self::UserTypeNotSupportedV2 => "当前用户类型不支持该操作",
488            Self::UserIdentityMismatch => "用户身份不匹配,请检查 user_id/open_id 组合",
489            Self::UserIdInvalid => "用户ID非法,请检查参数格式",
490            Self::OpenIdInvalid => "OpenID 非法,请检查参数格式",
491            Self::UnionIdInvalid => "UnionID 非法,请检查参数格式",
492
493            Self::NetworkTimeout => "网络请求超时,请检查网络连接或增加超时时间",
494            Self::NetworkConnectionFailed => "网络连接失败,请检查网络设置和服务器状态",
495            Self::DnsResolutionFailed => "DNS解析失败,请检查域名设置或网络配置",
496            Self::SslCertificateError => "SSL证书验证失败,请检查证书配置或系统时间",
497            Self::ConnectionRefused => "连接被拒绝,请检查服务器状态和防火墙设置",
498
499            Self::SerializationError => "JSON序列化或反序列化失败,请检查数据格式",
500            Self::DataFormatError => "数据格式不正确,请检查输入数据结构",
501            Self::EncodingError => "数据编码错误,请检查字符编码设置",
502
503            Self::AuthenticationFailed => "身份验证失败,请检查凭据是否正确",
504            Self::PermissionDenied => "权限不足,无法执行此操作",
505            Self::TokenExpired => "访问令牌已过期,需要重新获取",
506            Self::InvalidSignature => "签名验证失败,请检查签名算法和密钥",
507
508            Self::ValidationError => "输入数据验证失败,请检查数据格式和内容",
509            Self::MissingRequiredParameter => "缺少必需的参数,请检查请求参数完整性",
510            Self::InvalidParameterFormat => "参数格式不正确,请按照要求格式提供参数",
511            Self::ParameterOutOfRange => "参数值超出允许范围,请检查参数值是否有效",
512
513            Self::BusinessError => "业务逻辑处理失败,请检查操作条件和业务规则",
514            Self::OperationNotSupported => "当前操作不被支持,请检查API文档或使用替代方法",
515            Self::ResourceConflict => "资源状态冲突,请检查资源当前状态或等待后重试",
516
517            Self::InternalError => "系统内部错误,请联系技术支持",
518            Self::ConfigurationError => "系统配置错误,请检查配置文件或环境变量",
519            Self::ResourceExhausted => "系统资源耗尽,请稍后重试或增加资源配额",
520
521            Self::RateLimitExceeded => "请求频率超过限制,请降低请求频率后重试",
522
523            Self::CacheMiss => "缓存中未找到数据,将从数据源获取",
524            Self::CacheServiceUnavailable => "缓存服务不可用,将直接访问数据源",
525
526            Self::SecurityPolicyViolation => "操作违反安全策略,请检查操作权限和安全设置",
527            Self::AccessDenied => "访问被拒绝,请检查访问权限和身份验证",
528
529            Self::Unknown => "未知错误,请联系技术支持获取帮助",
530        }
531    }
532
533    /// 判断是否为成功状态
534    pub fn is_success(&self) -> bool {
535        matches!(self, Self::Success)
536    }
537
538    /// 判断是否为客户端错误 (4xx)
539    pub fn is_client_error(&self) -> bool {
540        let code = *self as i32;
541        (400..=499).contains(&code) && code != 429
542    }
543
544    /// 判断是否为服务器错误 (5xx)
545    pub fn is_server_error(&self) -> bool {
546        let code = *self as i32;
547        (500..=599).contains(&code)
548    }
549
550    /// 判断是否为网络相关错误
551    pub fn is_network_error(&self) -> bool {
552        matches!(
553            self,
554            Self::NetworkTimeout
555                | Self::NetworkConnectionFailed
556                | Self::DnsResolutionFailed
557                | Self::SslCertificateError
558                | Self::ConnectionRefused
559        )
560    }
561
562    /// 判断是否为认证相关错误
563    pub fn is_auth_error(&self) -> bool {
564        matches!(
565            self,
566            Self::Unauthorized
567                | Self::AccessTokenFormatInvalid
568                | Self::AccessTokenInvalid
569                | Self::AppAccessTokenInvalid
570                | Self::TenantAccessTokenInvalid
571                | Self::SsoTokenInvalid
572                | Self::AuthenticationFailed
573                | Self::TokenExpired
574                | Self::AccessTokenExpiredV2
575                | Self::InvalidSignature
576                | Self::UserSessionInvalid
577                | Self::UserSessionNotFound
578                | Self::UserSessionTimeout
579                | Self::UserIdentityInvalid
580                | Self::UserTypeNotSupportedV2
581                | Self::UserIdentityMismatch
582                | Self::UserIdInvalid
583                | Self::OpenIdInvalid
584                | Self::UnionIdInvalid
585        )
586    }
587
588    /// 判断是否为权限相关错误
589    pub fn is_permission_error(&self) -> bool {
590        matches!(
591            self,
592            Self::Forbidden
593                | Self::AppPermissionDenied
594                | Self::DocumentPermissionDenied
595                | Self::PermissionDenied
596                | Self::PermissionMissing
597                | Self::AccessTokenNoPermission
598                | Self::AccessDenied
599        )
600    }
601
602    /// 判断是否为可重试错误
603    pub fn is_retryable(&self) -> bool {
604        match self {
605            Self::Success => false,
606            Self::TooManyRequests => true,
607            Self::InternalServerError => true,
608            Self::BadGateway => true,
609            Self::ServiceUnavailable => true,
610            Self::GatewayTimeout => true,
611            Self::NetworkTimeout => true,
612            Self::NetworkConnectionFailed => true,
613            Self::ConnectionRefused => true,
614            Self::CacheServiceUnavailable => true,
615            Self::RateLimitExceeded => true,
616            _ => false,
617        }
618    }
619
620    /// 获取建议的重试延迟时间(秒)
621    pub fn suggested_retry_delay(&self) -> Option<u64> {
622        match self {
623            Self::TooManyRequests => Some(60),
624            Self::InternalServerError => Some(5),
625            Self::BadGateway => Some(3),
626            Self::ServiceUnavailable => Some(10),
627            Self::GatewayTimeout => Some(5),
628            Self::NetworkTimeout => Some(3),
629            Self::NetworkConnectionFailed => Some(5),
630            Self::ConnectionRefused => Some(10),
631            Self::RateLimitExceeded => Some(30),
632            _ => None,
633        }
634    }
635
636    /// 获取HTTP状态码
637    pub fn http_status(&self) -> Option<u16> {
638        let code = *self as i32;
639        if (100..=599).contains(&code) {
640            Some(code as u16)
641        } else {
642            None
643        }
644    }
645
646    /// 从HTTP状态码创建错误码
647    pub fn from_http_status(status: u16) -> Self {
648        Self::from_code(status as i32)
649    }
650
651    /// 按飞书通用错误码映射(仅飞书返回体的 code 字段,未知返回 None)
652    pub fn from_feishu_code(code: i32) -> Option<Self> {
653        match code {
654            99991661 => Some(Self::AccessTokenFormatInvalid),
655            99991663 => Some(Self::TenantAccessTokenInvalid),
656            99991664 => Some(Self::AppAccessTokenInvalid),
657            99991670 => Some(Self::SsoTokenInvalid),
658            99991671 => Some(Self::AccessTokenInvalid),
659            99991672 => Some(Self::PermissionMissing),
660            99991676 => Some(Self::AccessTokenNoPermission),
661            99991677 => Some(Self::AccessTokenExpiredV2),
662            99991641 => Some(Self::UserSessionInvalid),
663            99991642 => Some(Self::UserSessionNotFound),
664            99991645 => Some(Self::UserSessionTimeout),
665            99991669 => Some(Self::UserIdentityInvalid),
666            99991674 => Some(Self::UserTypeNotSupportedV2),
667            99991675 => Some(Self::UserIdentityMismatch),
668            99992351 => Some(Self::UserIdInvalid),
669            99992352 => Some(Self::OpenIdInvalid),
670            99992353 => Some(Self::UnionIdInvalid),
671            _ => None,
672        }
673    }
674
675    // === 与thiserror CoreError配合的新方法 ===
676
677    /// 根据错误类型自动选择合适的错误码
678    ///
679    /// 为CoreError枚举变体提供最佳的错误码匹配
680    pub fn for_error_type(error_type: &str) -> Self {
681        match error_type {
682            // 网络相关错误
683            "Network" | "network" => Self::NetworkConnectionFailed,
684
685            // 认证相关错误
686            "Authentication" | "authentication" => Self::AuthenticationFailed,
687            "TokenExpired" | "token_expired" => Self::TokenExpired,
688
689            // 权限相关错误
690            "Permission" | "permission" => Self::PermissionDenied,
691            "Forbidden" | "forbidden" => Self::Forbidden,
692
693            // 验证相关错误
694            "Validation" | "validation" => Self::ValidationError,
695            "ApiError" | "api_error" => Self::BusinessError,
696
697            // 配置相关错误
698            "Configuration" | "configuration" => Self::ConfigurationError,
699
700            // 序列化相关错误
701            "Serialization" | "serialization" => Self::SerializationError,
702
703            // 系统相关错误
704            "Internal" | "internal" => Self::InternalError,
705            "Unknown" | "unknown" => Self::Unknown,
706
707            // HTTP状态码映射
708            "BadRequest" | "bad_request" => Self::BadRequest,
709            "Unauthorized" | "unauthorized" => Self::Unauthorized,
710            "NotFound" | "not_found" => Self::NotFound,
711            "Conflict" | "conflict" => Self::Conflict,
712            "TooManyRequests" | "too_many_requests" => Self::TooManyRequests,
713            "InternalServerError" | "internal_server_error" => Self::InternalServerError,
714            "ServiceUnavailable" | "service_unavailable" => Self::ServiceUnavailable,
715
716            // 默认为未知错误
717            _ => Self::Unknown,
718        }
719    }
720
721    /// 创建网络相关错误码
722    pub fn network() -> Self {
723        Self::NetworkConnectionFailed
724    }
725
726    /// 创建认证相关错误码
727    pub fn authentication() -> Self {
728        Self::AuthenticationFailed
729    }
730
731    /// 创建权限相关错误码
732    pub fn permission() -> Self {
733        Self::PermissionDenied
734    }
735
736    /// 创建验证相关错误码
737    pub fn validation() -> Self {
738        Self::ValidationError
739    }
740
741    /// 创建配置相关错误码
742    pub fn configuration() -> Self {
743        Self::ConfigurationError
744    }
745
746    /// 创建系统内部错误码
747    pub fn internal() -> Self {
748        Self::InternalError
749    }
750
751    /// 创建序列化错误码
752    pub fn serialization() -> Self {
753        Self::SerializationError
754    }
755
756    /// 创建未知错误码
757    pub fn unknown() -> Self {
758        Self::Unknown
759    }
760
761    /// 从字符串描述智能推断错误码
762    ///
763    /// 根据错误消息的关键词自动推断最合适的错误码
764    pub fn from_message(message: &str) -> Self {
765        let msg_lower = message.to_lowercase();
766
767        // 网络相关关键词
768        if msg_lower.contains("network")
769            || msg_lower.contains("connection")
770            || msg_lower.contains("timeout")
771            || msg_lower.contains("dns")
772        {
773            return Self::NetworkConnectionFailed;
774        }
775
776        // 认证相关关键词
777        if msg_lower.contains("auth")
778            || msg_lower.contains("token")
779            || msg_lower.contains("unauthorized")
780        {
781            return Self::AuthenticationFailed;
782        }
783
784        // 权限相关关键词
785        if msg_lower.contains("permission")
786            || msg_lower.contains("forbidden")
787            || msg_lower.contains("access denied")
788        {
789            return Self::PermissionDenied;
790        }
791
792        // 验证相关关键词
793        if msg_lower.contains("invalid")
794            || msg_lower.contains("validation")
795            || msg_lower.contains("parameter")
796        {
797            return Self::ValidationError;
798        }
799
800        // 配置相关关键词
801        if msg_lower.contains("config") || msg_lower.contains("setting") {
802            return Self::ConfigurationError;
803        }
804
805        // 序列化相关关键词
806        if msg_lower.contains("json")
807            || msg_lower.contains("serialize")
808            || msg_lower.contains("parse")
809        {
810            return Self::SerializationError;
811        }
812
813        // 资源相关关键词
814        if msg_lower.contains("not found") || msg_lower.contains("missing") {
815            return Self::NotFound;
816        }
817
818        // 服务相关关键词
819        if msg_lower.contains("unavailable") || msg_lower.contains("service") {
820            return Self::ServiceUnavailable;
821        }
822
823        Self::Unknown
824    }
825
826    /// 判断是否应该触发重试策略
827    ///
828    /// 提供更细粒度的重试判断逻辑
829    pub fn should_retry(&self, attempt: u32) -> bool {
830        if !self.is_retryable() {
831            return false;
832        }
833
834        match self {
835            // 限制重试次数的错误类型
836            Self::TooManyRequests | Self::RateLimitExceeded => attempt < 5,
837            Self::NetworkTimeout | Self::NetworkConnectionFailed => attempt < 3,
838            Self::InternalServerError | Self::BadGateway | Self::GatewayTimeout => attempt < 2,
839            _ => attempt < 3,
840        }
841    }
842
843    /// 获取重试的指数退避延迟时间(毫秒)
844    ///
845    /// 提供智能的退避策略
846    pub fn exponential_backoff_delay(&self, attempt: u32) -> Option<u64> {
847        if !self.should_retry(attempt) {
848            return None;
849        }
850
851        let base_delay = self.suggested_retry_delay().unwrap_or(1);
852        let max_delay = match self {
853            Self::TooManyRequests => 300,   // 5分钟
854            Self::RateLimitExceeded => 180, // 3分钟
855            _ => 60,                        // 1分钟
856        };
857
858        // 指数退避公式: base_delay * 2^(attempt-1)
859        let delay = base_delay * 2u64.pow(attempt.saturating_sub(1));
860        Some(delay.min(max_delay))
861    }
862
863    /// 获取错误的严重程度
864    pub fn severity(&self) -> ErrorSeverity {
865        match self {
866            Self::Success => ErrorSeverity::Info,
867
868            // 客户端错误通常是警告级别
869            Self::BadRequest
870            | Self::Forbidden
871            | Self::NotFound
872            | Self::MethodNotAllowed
873            | Self::Conflict
874            | Self::ValidationError
875            | Self::MissingRequiredParameter
876            | Self::InvalidParameterFormat
877            | Self::ParameterOutOfRange => ErrorSeverity::Warning,
878
879            // 认证和权限错误是错误级别
880            Self::Unauthorized
881            | Self::AccessTokenInvalid
882            | Self::AppAccessTokenInvalid
883            | Self::TenantAccessTokenInvalid
884            | Self::AuthenticationFailed
885            | Self::TokenExpired
886            | Self::PermissionDenied
887            | Self::AccessDenied => ErrorSeverity::Error,
888
889            // 服务器和网络错误是严重错误
890            Self::InternalServerError
891            | Self::BadGateway
892            | Self::ServiceUnavailable
893            | Self::GatewayTimeout
894            | Self::NetworkTimeout
895            | Self::NetworkConnectionFailed
896            | Self::DnsResolutionFailed
897            | Self::SslCertificateError
898            | Self::ConnectionRefused
899            | Self::InternalError
900            | Self::ConfigurationError
901            | Self::ResourceExhausted => ErrorSeverity::Critical,
902
903            // 其他错误根据具体情况
904            _ => ErrorSeverity::Error,
905        }
906    }
907
908    /// 获取用户友好的恢复建议
909    pub fn recovery_suggestion(&self) -> &'static str {
910        match self {
911            Self::BadRequest => "请检查请求参数是否正确",
912            Self::Unauthorized => "请重新进行身份验证",
913            Self::Forbidden => "请联系管理员获取相应权限",
914            Self::NotFound => "请确认资源是否存在",
915            Self::TooManyRequests => "请降低请求频率后重试",
916            Self::NetworkConnectionFailed => "请检查网络连接",
917            Self::TokenExpired => "请重新获取访问令牌",
918            Self::ServiceUnavailable => "服务暂时不可用,请稍后重试",
919            Self::InternalServerError => "系统内部错误,请联系技术支持",
920            Self::ValidationError => "请检查输入参数格式",
921            Self::ConfigurationError => "请检查系统配置",
922            Self::Unknown => "发生未知错误,请联系技术支持",
923            _ => "请稍后重试,如问题持续请联系技术支持",
924        }
925    }
926
927    /// 判断是否为用户操作导致的错误
928    pub fn is_user_error(&self) -> bool {
929        matches!(
930            self,
931            Self::BadRequest
932                | Self::Unauthorized
933                | Self::Forbidden
934                | Self::ValidationError
935                | Self::MissingRequiredParameter
936                | Self::InvalidParameterFormat
937                | Self::ParameterOutOfRange
938                | Self::AccessTokenInvalid
939                | Self::TokenExpired
940        )
941    }
942
943    /// 判断是否为系统问题导致的错误
944    pub fn is_system_error(&self) -> bool {
945        matches!(
946            self,
947            Self::InternalServerError
948                | Self::BadGateway
949                | Self::ServiceUnavailable
950                | Self::GatewayTimeout
951                | Self::NetworkTimeout
952                | Self::NetworkConnectionFailed
953                | Self::DnsResolutionFailed
954                | Self::SslCertificateError
955                | Self::ConnectionRefused
956                | Self::InternalError
957                | Self::ConfigurationError
958                | Self::ResourceExhausted
959        )
960    }
961
962    /// 获取日志级别建议
963    pub fn log_level(&self) -> &'static str {
964        match self.severity() {
965            ErrorSeverity::Info => "info",
966            ErrorSeverity::Warning => "warn",
967            ErrorSeverity::Error => "error",
968            ErrorSeverity::Critical => "error",
969        }
970    }
971}
972
973impl fmt::Display for ErrorCode {
974    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
975        write!(f, "{} ({})", self.description(), self.as_code())
976    }
977}
978
979/// 错误码分类
980#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
981pub enum ErrorCategory {
982    /// 成功
983    Success,
984    /// 认证错误
985    Authentication,
986    /// 权限错误
987    Permission,
988    /// 参数错误
989    Parameter,
990    /// 资源错误
991    Resource,
992    /// 服务器错误
993    Server,
994    /// 网络错误
995    Network,
996    /// 业务错误
997    Business,
998    /// 系统错误
999    System,
1000    /// 限流错误
1001    RateLimit,
1002    /// 其他错误
1003    Other,
1004}
1005
1006impl ErrorCode {
1007    /// 获取错误码分类
1008    pub fn category(&self) -> ErrorCategory {
1009        match self {
1010            Self::Success => ErrorCategory::Success,
1011
1012            // 认证相关
1013            Self::Unauthorized
1014            | Self::AppTicketInvalid
1015            | Self::AccessTokenFormatInvalid
1016            | Self::AccessTokenInvalid
1017            | Self::AppAccessTokenInvalid
1018            | Self::TenantAccessTokenInvalid
1019            | Self::SsoTokenInvalid
1020            | Self::AuthenticationFailed
1021            | Self::TokenExpired
1022            | Self::AccessTokenExpiredV2
1023            | Self::InvalidSignature
1024            | Self::UserSessionInvalid
1025            | Self::UserSessionNotFound
1026            | Self::UserSessionTimeout
1027            | Self::UserIdentityInvalid
1028            | Self::UserTypeNotSupportedV2
1029            | Self::UserIdentityMismatch
1030            | Self::UserIdInvalid
1031            | Self::OpenIdInvalid
1032            | Self::UnionIdInvalid => ErrorCategory::Authentication,
1033
1034            // 权限相关
1035            Self::Forbidden
1036            | Self::AppPermissionDenied
1037            | Self::DocumentPermissionDenied
1038            | Self::PermissionDenied
1039            | Self::PermissionMissing
1040            | Self::AccessTokenNoPermission
1041            | Self::AccessDenied
1042            | Self::SecurityPolicyViolation => ErrorCategory::Permission,
1043
1044            // 参数相关
1045            Self::BadRequest
1046            | Self::ValidationError
1047            | Self::MissingRequiredParameter
1048            | Self::InvalidParameterFormat
1049            | Self::ParameterOutOfRange
1050            | Self::ChatTypeNotSupported
1051            | Self::MessageTypeNotSupported
1052            | Self::FileTypeNotSupported => ErrorCategory::Parameter,
1053
1054            // 资源相关
1055            Self::NotFound
1056            | Self::AppNotInstalled
1057            | Self::UserNotFound
1058            | Self::UserStatusException
1059            | Self::DepartmentNotFound
1060            | Self::ChatNotFound
1061            | Self::MessageNotFound
1062            | Self::FileNotFound
1063            | Self::FileSizeExceeded
1064            | Self::CalendarNotFound
1065            | Self::EventNotFound
1066            | Self::DocumentNotFound
1067            | Self::DocumentLocked
1068            | Self::SheetNotFound
1069            | Self::TableNotFound => ErrorCategory::Resource,
1070
1071            // 服务器相关
1072            Self::InternalServerError
1073            | Self::BadGateway
1074            | Self::ServiceUnavailable
1075            | Self::GatewayTimeout
1076            | Self::AppStatusException
1077            | Self::InternalError
1078            | Self::CacheServiceUnavailable => ErrorCategory::Server,
1079
1080            // 网络相关
1081            Self::NetworkTimeout
1082            | Self::NetworkConnectionFailed
1083            | Self::DnsResolutionFailed
1084            | Self::SslCertificateError
1085            | Self::ConnectionRefused => ErrorCategory::Network,
1086
1087            // 业务相关
1088            Self::Conflict
1089            | Self::EventConflict
1090            | Self::BusinessError
1091            | Self::OperationNotSupported
1092            | Self::ResourceConflict => ErrorCategory::Business,
1093
1094            // 系统相关
1095            Self::MethodNotAllowed
1096            | Self::SerializationError
1097            | Self::DataFormatError
1098            | Self::EncodingError
1099            | Self::ConfigurationError
1100            | Self::ResourceExhausted => ErrorCategory::System,
1101
1102            // 限流相关
1103            Self::TooManyRequests | Self::RateLimitExceeded => ErrorCategory::RateLimit,
1104
1105            // 其他
1106            _ => ErrorCategory::Other,
1107        }
1108    }
1109}
1110
1111#[cfg(test)]
1112mod tests {
1113    use super::*;
1114
1115    #[test]
1116    fn test_error_code_conversion() {
1117        assert_eq!(ErrorCode::from_code(0), ErrorCode::Success);
1118        assert_eq!(ErrorCode::from_code(404), ErrorCode::NotFound);
1119        assert_eq!(ErrorCode::from_code(999999), ErrorCode::Unknown);
1120    }
1121
1122    #[test]
1123    fn test_error_code_properties() {
1124        let not_found = ErrorCode::NotFound;
1125        assert_eq!(not_found.as_code(), 404);
1126        assert_eq!(not_found.description(), "资源不存在");
1127        assert!(not_found.is_client_error());
1128        assert!(!not_found.is_server_error());
1129        assert!(!not_found.is_retryable());
1130
1131        let timeout = ErrorCode::NetworkTimeout;
1132        assert!(timeout.is_network_error());
1133        assert!(timeout.is_retryable());
1134        assert_eq!(timeout.suggested_retry_delay(), Some(3));
1135    }
1136
1137    #[test]
1138    fn test_http_status_conversion() {
1139        assert_eq!(ErrorCode::from_http_status(200), ErrorCode::Success);
1140        assert_eq!(ErrorCode::from_http_status(404), ErrorCode::NotFound);
1141        assert_eq!(
1142            ErrorCode::from_http_status(500),
1143            ErrorCode::InternalServerError
1144        );
1145    }
1146
1147    #[test]
1148    fn test_error_categories() {
1149        let auth_error = ErrorCode::Unauthorized;
1150        assert_eq!(auth_error.category(), ErrorCategory::Authentication);
1151
1152        let perm_error = ErrorCode::Forbidden;
1153        assert_eq!(perm_error.category(), ErrorCategory::Permission);
1154
1155        let net_error = ErrorCode::NetworkTimeout;
1156        assert_eq!(net_error.category(), ErrorCategory::Network);
1157    }
1158
1159    #[test]
1160    fn test_error_code_display() {
1161        let error = ErrorCode::AccessTokenInvalid;
1162        let display = format!("{}", error);
1163        assert!(display.contains("访问令牌无效"));
1164        assert!(display.contains("99991671"));
1165    }
1166
1167    #[test]
1168    fn test_new_error_code_methods() {
1169        // 测试便利创建方法
1170        assert_eq!(ErrorCode::network(), ErrorCode::NetworkConnectionFailed);
1171        assert_eq!(ErrorCode::authentication(), ErrorCode::AuthenticationFailed);
1172        assert_eq!(ErrorCode::permission(), ErrorCode::PermissionDenied);
1173        assert_eq!(ErrorCode::validation(), ErrorCode::ValidationError);
1174        assert_eq!(ErrorCode::configuration(), ErrorCode::ConfigurationError);
1175        assert_eq!(ErrorCode::internal(), ErrorCode::InternalError);
1176        assert_eq!(ErrorCode::serialization(), ErrorCode::SerializationError);
1177        assert_eq!(ErrorCode::unknown(), ErrorCode::Unknown);
1178    }
1179
1180    #[test]
1181    fn test_for_error_type() {
1182        assert_eq!(
1183            ErrorCode::for_error_type("Network"),
1184            ErrorCode::NetworkConnectionFailed
1185        );
1186        assert_eq!(
1187            ErrorCode::for_error_type("authentication"),
1188            ErrorCode::AuthenticationFailed
1189        );
1190        assert_eq!(
1191            ErrorCode::for_error_type("Validation"),
1192            ErrorCode::ValidationError
1193        );
1194        assert_eq!(
1195            ErrorCode::for_error_type("unknown_type"),
1196            ErrorCode::Unknown
1197        );
1198    }
1199
1200    #[test]
1201    fn test_from_message() {
1202        assert_eq!(
1203            ErrorCode::from_message("Network connection failed"),
1204            ErrorCode::NetworkConnectionFailed
1205        );
1206        assert_eq!(
1207            ErrorCode::from_message("Authentication token invalid"),
1208            ErrorCode::AuthenticationFailed
1209        );
1210        assert_eq!(
1211            ErrorCode::from_message("Permission denied"),
1212            ErrorCode::PermissionDenied
1213        );
1214        assert_eq!(
1215            ErrorCode::from_message("Invalid parameter"),
1216            ErrorCode::ValidationError
1217        );
1218        assert_eq!(
1219            ErrorCode::from_message("JSON parse error"),
1220            ErrorCode::SerializationError
1221        );
1222        assert_eq!(
1223            ErrorCode::from_message("Unknown error occurred"),
1224            ErrorCode::Unknown
1225        );
1226    }
1227
1228    #[test]
1229    fn test_retry_logic() {
1230        let retryable_error = ErrorCode::NetworkTimeout;
1231        assert!(retryable_error.should_retry(0));
1232        assert!(retryable_error.should_retry(1));
1233        assert!(!retryable_error.should_retry(3)); // 超过最大重试次数
1234
1235        let non_retryable_error = ErrorCode::BadRequest;
1236        assert!(!non_retryable_error.should_retry(0));
1237
1238        // 测试指数退避
1239        let delay = retryable_error.exponential_backoff_delay(2);
1240        assert!(delay.is_some());
1241        assert!(delay.unwrap() > 1); // 第二次重试应该有更长的延迟
1242    }
1243
1244    #[test]
1245    fn test_error_severity() {
1246        assert_eq!(ErrorCode::Success.severity(), ErrorSeverity::Info);
1247        assert_eq!(ErrorCode::BadRequest.severity(), ErrorSeverity::Warning);
1248        assert_eq!(ErrorCode::Unauthorized.severity(), ErrorSeverity::Error);
1249        assert_eq!(
1250            ErrorCode::InternalServerError.severity(),
1251            ErrorSeverity::Critical
1252        );
1253    }
1254
1255    #[test]
1256    fn test_recovery_suggestions() {
1257        let suggestion = ErrorCode::NetworkConnectionFailed.recovery_suggestion();
1258        assert!(suggestion.contains("网络"));
1259
1260        let suggestion = ErrorCode::TokenExpired.recovery_suggestion();
1261        assert!(suggestion.contains("令牌"));
1262
1263        let suggestion = ErrorCode::ValidationError.recovery_suggestion();
1264        assert!(suggestion.contains("参数"));
1265    }
1266
1267    #[test]
1268    fn test_user_vs_system_errors() {
1269        // 用户错误
1270        assert!(ErrorCode::BadRequest.is_user_error());
1271        assert!(ErrorCode::Unauthorized.is_user_error());
1272        assert!(ErrorCode::ValidationError.is_user_error());
1273
1274        // 系统错误
1275        assert!(ErrorCode::InternalServerError.is_system_error());
1276        assert!(ErrorCode::NetworkTimeout.is_system_error());
1277        assert!(ErrorCode::ServiceUnavailable.is_system_error());
1278
1279        // 交叉验证
1280        assert!(!ErrorCode::BadRequest.is_system_error());
1281        assert!(!ErrorCode::InternalServerError.is_user_error());
1282    }
1283
1284    #[test]
1285    fn test_log_levels() {
1286        assert_eq!(ErrorCode::Success.log_level(), "info");
1287        assert_eq!(ErrorCode::BadRequest.log_level(), "warn");
1288        assert_eq!(ErrorCode::Unauthorized.log_level(), "error");
1289        assert_eq!(ErrorCode::InternalServerError.log_level(), "error");
1290    }
1291}
1292
1293#[cfg(test)]
1294mod severity_tests {
1295    use super::*;
1296
1297    #[test]
1298    fn test_error_severity_basic() {
1299        assert_eq!(ErrorSeverity::Info.as_level(), 0);
1300        assert_eq!(ErrorSeverity::Warning.as_level(), 1);
1301        assert_eq!(ErrorSeverity::Error.as_level(), 2);
1302        assert_eq!(ErrorSeverity::Critical.as_level(), 3);
1303    }
1304
1305    #[test]
1306    fn test_error_severity_ordering() {
1307        assert!(ErrorSeverity::Info < ErrorSeverity::Warning);
1308        assert!(ErrorSeverity::Warning < ErrorSeverity::Error);
1309        assert!(ErrorSeverity::Error < ErrorSeverity::Critical);
1310    }
1311
1312    #[test]
1313    fn test_error_severity_from_level() {
1314        assert_eq!(ErrorSeverity::from_level(0), ErrorSeverity::Info);
1315        assert_eq!(ErrorSeverity::from_level(1), ErrorSeverity::Warning);
1316        assert_eq!(ErrorSeverity::from_level(2), ErrorSeverity::Error);
1317        assert_eq!(ErrorSeverity::from_level(3), ErrorSeverity::Critical);
1318        assert_eq!(ErrorSeverity::from_level(99), ErrorSeverity::Error); // 无效值默认为Error
1319    }
1320
1321    #[test]
1322    fn test_error_severity_properties() {
1323        assert!(!ErrorSeverity::Info.requires_immediate_action());
1324        assert!(!ErrorSeverity::Warning.requires_immediate_action());
1325        assert!(ErrorSeverity::Error.requires_immediate_action());
1326        assert!(ErrorSeverity::Critical.requires_immediate_action());
1327
1328        assert!(!ErrorSeverity::Info.requires_user_intervention());
1329        assert!(!ErrorSeverity::Warning.requires_user_intervention());
1330        assert!(ErrorSeverity::Error.requires_user_intervention());
1331        assert!(ErrorSeverity::Critical.requires_user_intervention());
1332
1333        assert!(ErrorSeverity::Info.is_auto_recoverable());
1334        assert!(ErrorSeverity::Warning.is_auto_recoverable());
1335        assert!(!ErrorSeverity::Error.is_auto_recoverable());
1336        assert!(!ErrorSeverity::Critical.is_auto_recoverable());
1337    }
1338
1339    #[test]
1340    fn test_error_severity_display() {
1341        assert_eq!(format!("{}", ErrorSeverity::Info), "信息");
1342        assert_eq!(format!("{}", ErrorSeverity::Warning), "警告");
1343        assert_eq!(format!("{}", ErrorSeverity::Error), "错误");
1344        assert_eq!(format!("{}", ErrorSeverity::Critical), "严重错误");
1345    }
1346}