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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    // 响应大小错误码
192    /// 响应体大小超过限制
193    ResponseTooLarge = 41300,
194
195    // 缓存错误码
196    /// 缓存未命中
197    CacheMiss = 999070,
198    /// 缓存服务不可用
199    CacheServiceUnavailable = 999071,
200
201    // 安全错误码
202    /// 安全策略违规
203    SecurityPolicyViolation = 999080,
204    /// 访问被拒绝
205    AccessDenied = 999081,
206
207    // 未知错误
208    /// 未知错误
209    Unknown = 999999,
210}
211
212impl ErrorCode {
213    /// 从数值创建错误码
214    pub fn from_code(code: i32) -> Self {
215        match code {
216            c if (200..=299).contains(&c) => Self::Success,
217            0 => Self::Success,
218
219            // HTTP 标准错误码
220            400 => Self::BadRequest,
221            401 => Self::Unauthorized,
222            403 => Self::Forbidden,
223            404 => Self::NotFound,
224            405 => Self::MethodNotAllowed,
225            409 => Self::Conflict,
226            429 => Self::TooManyRequests,
227
228            // 服务器错误码
229            500 => Self::InternalServerError,
230            502 => Self::BadGateway,
231            503 => Self::ServiceUnavailable,
232            504 => Self::GatewayTimeout,
233
234            // 飞书API错误码
235            10003 => Self::AppNotInstalled,
236            10012 => Self::AppTicketInvalid,
237            10013 => Self::AppStatusException,
238            19001 => Self::AppPermissionDenied,
239            60001 => Self::UserNotFound,
240            60002 => Self::UserStatusException,
241            60003 => Self::DepartmentNotFound,
242            70001 => Self::ChatNotFound,
243            70002 => Self::ChatTypeNotSupported,
244            80001 => Self::MessageNotFound,
245            80002 => Self::MessageTypeNotSupported,
246            90001 => Self::FileNotFound,
247            90002 => Self::FileSizeExceeded,
248            90003 => Self::FileTypeNotSupported,
249            110001 => Self::CalendarNotFound,
250            110002 => Self::EventNotFound,
251            110003 => Self::EventConflict,
252            120001 => Self::DocumentNotFound,
253            120002 => Self::DocumentPermissionDenied,
254            120003 => Self::DocumentLocked,
255            120011 => Self::SheetNotFound,
256            120021 => Self::TableNotFound,
257            99991661 => Self::AccessTokenFormatInvalid,
258            99991671 => Self::AccessTokenInvalid,
259            99991664 => Self::AppAccessTokenInvalid,
260            99991663 => Self::TenantAccessTokenInvalid,
261            99991670 => Self::SsoTokenInvalid,
262            99991672 => Self::PermissionMissing,
263            99991676 => Self::AccessTokenNoPermission,
264            99991677 => Self::AccessTokenExpiredV2,
265            99991641 => Self::UserSessionInvalid,
266            99991642 => Self::UserSessionNotFound,
267            99991645 => Self::UserSessionTimeout,
268            99991669 => Self::UserIdentityInvalid,
269            99991674 => Self::UserTypeNotSupportedV2,
270            99991675 => Self::UserIdentityMismatch,
271            99992351 => Self::UserIdInvalid,
272            99992352 => Self::OpenIdInvalid,
273            99992353 => Self::UnionIdInvalid,
274
275            // 网络错误码
276            999001 => Self::NetworkTimeout,
277            999002 => Self::NetworkConnectionFailed,
278            999003 => Self::DnsResolutionFailed,
279            999004 => Self::SslCertificateError,
280            999005 => Self::ConnectionRefused,
281
282            // 序列化错误码
283            999010 => Self::SerializationError,
284            999011 => Self::DataFormatError,
285            999012 => Self::EncodingError,
286
287            // 认证和授权错误码
288            999020 => Self::AuthenticationFailed,
289            999021 => Self::PermissionDenied,
290            999022 => Self::TokenExpired,
291            999023 => Self::InvalidSignature,
292
293            // 验证错误码
294            999030 => Self::ValidationError,
295            999031 => Self::MissingRequiredParameter,
296            999032 => Self::InvalidParameterFormat,
297            999033 => Self::ParameterOutOfRange,
298
299            // 业务逻辑错误码
300            999040 => Self::BusinessError,
301            999041 => Self::OperationNotSupported,
302            999042 => Self::ResourceConflict,
303
304            // 系统错误码
305            999050 => Self::InternalError,
306            999051 => Self::ConfigurationError,
307            999052 => Self::ResourceExhausted,
308
309            // 限流错误码
310            999060 => Self::RateLimitExceeded,
311
312            // 响应大小错误码
313            41300 => Self::ResponseTooLarge,
314
315            // 缓存错误码
316            999070 => Self::CacheMiss,
317            999071 => Self::CacheServiceUnavailable,
318
319            // 安全错误码
320            999080 => Self::SecurityPolicyViolation,
321            999081 => Self::AccessDenied,
322
323            _ => Self::Unknown,
324        }
325    }
326
327    /// 获取数值形式
328    pub fn as_code(&self) -> i32 {
329        *self as i32
330    }
331
332    /// 获取错误码的描述
333    pub fn description(&self) -> &'static str {
334        match self {
335            Self::Success => "操作成功",
336
337            // HTTP 标准错误码描述
338            Self::BadRequest => "请求参数错误",
339            Self::Unauthorized => "未认证",
340            Self::Forbidden => "禁止访问",
341            Self::NotFound => "资源不存在",
342            Self::MethodNotAllowed => "方法不允许",
343            Self::Conflict => "请求冲突",
344            Self::TooManyRequests => "请求频率过高",
345
346            // 服务器错误码描述
347            Self::InternalServerError => "内部服务器错误",
348            Self::BadGateway => "网关错误",
349            Self::ServiceUnavailable => "服务不可用",
350            Self::GatewayTimeout => "网关超时",
351
352            // 飞书API错误码描述
353            Self::AppNotInstalled => "应用未安装",
354            Self::AppTicketInvalid => "应用票据无效",
355            Self::AppStatusException => "应用状态异常",
356            Self::AppPermissionDenied => "应用权限不足",
357            Self::UserNotFound => "用户不存在",
358            Self::UserStatusException => "用户状态异常",
359            Self::DepartmentNotFound => "部门不存在",
360            Self::ChatNotFound => "群组不存在",
361            Self::ChatTypeNotSupported => "群组类型不支持",
362            Self::MessageNotFound => "消息不存在",
363            Self::MessageTypeNotSupported => "消息类型不支持",
364            Self::FileNotFound => "文件不存在",
365            Self::FileSizeExceeded => "文件大小超限",
366            Self::FileTypeNotSupported => "文件类型不支持",
367            Self::CalendarNotFound => "日历不存在",
368            Self::EventNotFound => "日程不存在",
369            Self::EventConflict => "日程冲突",
370            Self::DocumentNotFound => "文档不存在",
371            Self::DocumentPermissionDenied => "文档权限不足",
372            Self::DocumentLocked => "文档已锁定",
373            Self::SheetNotFound => "工作表不存在",
374            Self::TableNotFound => "表格不存在",
375            Self::AccessTokenFormatInvalid => "访问令牌格式错误",
376            Self::AccessTokenInvalid => "访问令牌无效",
377            Self::AppAccessTokenInvalid => "应用访问令牌无效",
378            Self::TenantAccessTokenInvalid => "租户访问令牌无效",
379            Self::SsoTokenInvalid => "SSO 访问令牌无效",
380            Self::PermissionMissing => "缺少所需权限",
381            Self::AccessTokenNoPermission => "访问令牌权限不足",
382            Self::AccessTokenExpiredV2 => "访问令牌已过期",
383            Self::UserSessionInvalid => "用户会话已失效",
384            Self::UserSessionNotFound => "用户会话不存在",
385            Self::UserSessionTimeout => "用户会话超时",
386            Self::UserIdentityInvalid => "用户身份解析失败",
387            Self::UserTypeNotSupportedV2 => "用户类型不支持",
388            Self::UserIdentityMismatch => "用户身份不匹配",
389            Self::UserIdInvalid => "用户ID非法",
390            Self::OpenIdInvalid => "OpenID 非法",
391            Self::UnionIdInvalid => "UnionID 非法",
392
393            // 网络错误码描述
394            Self::NetworkTimeout => "网络连接超时",
395            Self::NetworkConnectionFailed => "网络连接失败",
396            Self::DnsResolutionFailed => "DNS解析失败",
397            Self::SslCertificateError => "SSL证书错误",
398            Self::ConnectionRefused => "连接被拒绝",
399
400            // 序列化错误码描述
401            Self::SerializationError => "JSON解析错误",
402            Self::DataFormatError => "数据格式错误",
403            Self::EncodingError => "编码错误",
404
405            // 认证和授权错误码描述
406            Self::AuthenticationFailed => "身份验证失败",
407            Self::PermissionDenied => "权限被拒绝",
408            Self::TokenExpired => "令牌已过期",
409            Self::InvalidSignature => "无效签名",
410
411            // 验证错误码描述
412            Self::ValidationError => "参数验证失败",
413            Self::MissingRequiredParameter => "缺少必需参数",
414            Self::InvalidParameterFormat => "参数格式错误",
415            Self::ParameterOutOfRange => "参数值超出范围",
416
417            // 业务逻辑错误码描述
418            Self::BusinessError => "业务逻辑错误",
419            Self::OperationNotSupported => "操作不被支持",
420            Self::ResourceConflict => "资源状态冲突",
421
422            // 系统错误码描述
423            Self::InternalError => "系统内部错误",
424            Self::ConfigurationError => "配置错误",
425            Self::ResourceExhausted => "资源耗尽",
426
427            // 限流错误码描述
428            Self::RateLimitExceeded => "请求频率限制",
429
430            // 响应大小错误码描述
431            Self::ResponseTooLarge => "响应体大小超过限制",
432
433            // 缓存错误码描述
434            Self::CacheMiss => "缓存未命中",
435            Self::CacheServiceUnavailable => "缓存服务不可用",
436
437            // 安全错误码描述
438            Self::SecurityPolicyViolation => "安全策略违规",
439            Self::AccessDenied => "访问被拒绝",
440
441            Self::Unknown => "未知错误",
442        }
443    }
444
445    /// 获取详细的错误说明
446    pub fn detailed_description(&self) -> &'static str {
447        match self {
448            Self::Success => "请求已成功处理",
449
450            Self::BadRequest => "请求参数格式错误或缺少必需参数,请检查请求内容",
451            Self::Unauthorized => "身份验证失败,请检查访问令牌是否有效",
452            Self::Forbidden => "权限不足,无法访问请求的资源",
453            Self::NotFound => "请求的资源不存在或已被删除",
454            Self::MethodNotAllowed => "当前API不支持此HTTP方法",
455            Self::Conflict => "请求与当前资源状态冲突,请检查资源状态",
456            Self::TooManyRequests => "请求频率超过限制,请降低请求频率后重试",
457
458            Self::InternalServerError => "服务器内部错误,请稍后重试或联系技术支持",
459            Self::BadGateway => "网关服务器错误,请检查网络连接或稍后重试",
460            Self::ServiceUnavailable => "服务暂时不可用,请稍后重试",
461            Self::GatewayTimeout => "网关超时,请稍后重试",
462
463            Self::AppNotInstalled => "应用未安装到当前企业,请在飞书管理后台安装应用",
464            Self::AppTicketInvalid => "应用票据已失效,SDK会自动重新申请",
465            Self::AppStatusException => "应用状态异常,请检查应用是否正常启用",
466            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",
467            Self::UserNotFound => "指定的用户不存在,请检查用户ID是否正确",
468            Self::UserStatusException => "用户状态异常,可能已被禁用或删除",
469            Self::DepartmentNotFound => "指定的部门不存在,请检查部门ID是否正确",
470            Self::ChatNotFound => "指定的群组不存在或机器人未加入该群组",
471            Self::ChatTypeNotSupported => "当前群组类型不支持此操作",
472            Self::MessageNotFound => "指定的消息不存在或已被删除",
473            Self::MessageTypeNotSupported => "不支持的消息类型",
474            Self::FileNotFound => "指定的文件不存在或已被删除",
475            Self::FileSizeExceeded => "文件大小超出限制,请压缩后重试",
476            Self::FileTypeNotSupported => "不支持的文件类型",
477            Self::CalendarNotFound => "指定的日历不存在",
478            Self::EventNotFound => "指定的日程不存在或已被删除",
479            Self::EventConflict => "日程时间冲突,请选择其他时间",
480            Self::DocumentNotFound => "指定的文档不存在或已被删除",
481            Self::DocumentPermissionDenied => "文档权限不足,请联系文档所有者授权",
482            Self::DocumentLocked => "文档已被其他用户锁定,请稍后再试",
483            Self::SheetNotFound => "指定的工作表不存在",
484            Self::TableNotFound => "指定的表格不存在",
485            Self::AccessTokenFormatInvalid => "访问令牌格式或内容无效,请重新获取或检查传参",
486            Self::AccessTokenInvalid => "用户访问令牌无效或失效,需要重新获取用户授权",
487            Self::AppAccessTokenInvalid => "应用访问令牌无效,请检查应用ID和密钥配置",
488            Self::TenantAccessTokenInvalid => "租户访问令牌无效,请检查应用是否正确安装到企业",
489            Self::SsoTokenInvalid => "SSO 访问令牌无效,请重新登录或检查 SSO 配置",
490            Self::PermissionMissing => "缺少所需权限,请在开发者后台开通对应权限范围",
491            Self::AccessTokenNoPermission => "访问令牌权限不足,请重新授权所需 scope",
492            Self::AccessTokenExpiredV2 => "访问令牌已过期,需要重新获取",
493            Self::UserSessionInvalid => "用户会话失效,请重新登录或刷新会话",
494            Self::UserSessionNotFound => "未找到有效用户会话,请重新登录",
495            Self::UserSessionTimeout => "用户会话已超时,请重新登录",
496            Self::UserIdentityInvalid => "用户身份解析失败,请检查传入的身份标识",
497            Self::UserTypeNotSupportedV2 => "当前用户类型不支持该操作",
498            Self::UserIdentityMismatch => "用户身份不匹配,请检查 user_id/open_id 组合",
499            Self::UserIdInvalid => "用户ID非法,请检查参数格式",
500            Self::OpenIdInvalid => "OpenID 非法,请检查参数格式",
501            Self::UnionIdInvalid => "UnionID 非法,请检查参数格式",
502
503            Self::NetworkTimeout => "网络请求超时,请检查网络连接或增加超时时间",
504            Self::NetworkConnectionFailed => "网络连接失败,请检查网络设置和服务器状态",
505            Self::DnsResolutionFailed => "DNS解析失败,请检查域名设置或网络配置",
506            Self::SslCertificateError => "SSL证书验证失败,请检查证书配置或系统时间",
507            Self::ConnectionRefused => "连接被拒绝,请检查服务器状态和防火墙设置",
508
509            Self::SerializationError => "JSON序列化或反序列化失败,请检查数据格式",
510            Self::DataFormatError => "数据格式不正确,请检查输入数据结构",
511            Self::EncodingError => "数据编码错误,请检查字符编码设置",
512
513            Self::AuthenticationFailed => "身份验证失败,请检查凭据是否正确",
514            Self::PermissionDenied => "权限不足,无法执行此操作",
515            Self::TokenExpired => "访问令牌已过期,需要重新获取",
516            Self::InvalidSignature => "签名验证失败,请检查签名算法和密钥",
517
518            Self::ValidationError => "输入数据验证失败,请检查数据格式和内容",
519            Self::MissingRequiredParameter => "缺少必需的参数,请检查请求参数完整性",
520            Self::InvalidParameterFormat => "参数格式不正确,请按照要求格式提供参数",
521            Self::ParameterOutOfRange => "参数值超出允许范围,请检查参数值是否有效",
522
523            Self::BusinessError => "业务逻辑处理失败,请检查操作条件和业务规则",
524            Self::OperationNotSupported => "当前操作不被支持,请检查API文档或使用替代方法",
525            Self::ResourceConflict => "资源状态冲突,请检查资源当前状态或等待后重试",
526
527            Self::InternalError => "系统内部错误,请联系技术支持",
528            Self::ConfigurationError => "系统配置错误,请检查配置文件或环境变量",
529            Self::ResourceExhausted => "系统资源耗尽,请稍后重试或增加资源配额",
530
531            Self::RateLimitExceeded => "请求频率超过限制,请降低请求频率后重试",
532
533            Self::ResponseTooLarge => "响应体大小超过限制,请减小请求范围或联系管理员调整限制",
534
535            Self::CacheMiss => "缓存中未找到数据,将从数据源获取",
536            Self::CacheServiceUnavailable => "缓存服务不可用,将直接访问数据源",
537
538            Self::SecurityPolicyViolation => "操作违反安全策略,请检查操作权限和安全设置",
539            Self::AccessDenied => "访问被拒绝,请检查访问权限和身份验证",
540
541            Self::Unknown => "未知错误,请联系技术支持获取帮助",
542        }
543    }
544
545    /// 判断是否为成功状态
546    pub fn is_success(&self) -> bool {
547        matches!(self, Self::Success)
548    }
549
550    /// 判断是否为客户端错误 (4xx)
551    pub fn is_client_error(&self) -> bool {
552        let code = *self as i32;
553        (400..=499).contains(&code) && code != 429
554    }
555
556    /// 判断是否为服务器错误 (5xx)
557    pub fn is_server_error(&self) -> bool {
558        let code = *self as i32;
559        (500..=599).contains(&code)
560    }
561
562    /// 判断是否为网络相关错误
563    pub fn is_network_error(&self) -> bool {
564        matches!(
565            self,
566            Self::NetworkTimeout
567                | Self::NetworkConnectionFailed
568                | Self::DnsResolutionFailed
569                | Self::SslCertificateError
570                | Self::ConnectionRefused
571        )
572    }
573
574    /// 判断是否为认证相关错误
575    pub fn is_auth_error(&self) -> bool {
576        matches!(
577            self,
578            Self::Unauthorized
579                | Self::AccessTokenFormatInvalid
580                | Self::AccessTokenInvalid
581                | Self::AppAccessTokenInvalid
582                | Self::TenantAccessTokenInvalid
583                | Self::SsoTokenInvalid
584                | Self::AuthenticationFailed
585                | Self::TokenExpired
586                | Self::AccessTokenExpiredV2
587                | Self::InvalidSignature
588                | Self::UserSessionInvalid
589                | Self::UserSessionNotFound
590                | Self::UserSessionTimeout
591                | Self::UserIdentityInvalid
592                | Self::UserTypeNotSupportedV2
593                | Self::UserIdentityMismatch
594                | Self::UserIdInvalid
595                | Self::OpenIdInvalid
596                | Self::UnionIdInvalid
597        )
598    }
599
600    /// 判断是否为权限相关错误
601    pub fn is_permission_error(&self) -> bool {
602        matches!(
603            self,
604            Self::Forbidden
605                | Self::AppPermissionDenied
606                | Self::DocumentPermissionDenied
607                | Self::PermissionDenied
608                | Self::PermissionMissing
609                | Self::AccessTokenNoPermission
610                | Self::AccessDenied
611        )
612    }
613
614    /// 判断是否为可重试错误
615    pub fn is_retryable(&self) -> bool {
616        match self {
617            Self::Success => false,
618            Self::TooManyRequests => true,
619            Self::InternalServerError => true,
620            Self::BadGateway => true,
621            Self::ServiceUnavailable => true,
622            Self::GatewayTimeout => true,
623            Self::NetworkTimeout => true,
624            Self::NetworkConnectionFailed => true,
625            Self::ConnectionRefused => true,
626            Self::CacheServiceUnavailable => true,
627            Self::RateLimitExceeded => true,
628            _ => false,
629        }
630    }
631
632    /// 获取建议的重试延迟时间(秒)
633    pub fn suggested_retry_delay(&self) -> Option<u64> {
634        match self {
635            Self::TooManyRequests => Some(60),
636            Self::InternalServerError => Some(5),
637            Self::BadGateway => Some(3),
638            Self::ServiceUnavailable => Some(10),
639            Self::GatewayTimeout => Some(5),
640            Self::NetworkTimeout => Some(3),
641            Self::NetworkConnectionFailed => Some(5),
642            Self::ConnectionRefused => Some(10),
643            Self::RateLimitExceeded => Some(30),
644            _ => None,
645        }
646    }
647
648    /// 获取HTTP状态码
649    pub fn http_status(&self) -> Option<u16> {
650        match self {
651            Self::ResponseTooLarge => Some(413),
652            _ => {
653                let code = *self as i32;
654                if (100..=599).contains(&code) {
655                    Some(code as u16)
656                } else {
657                    None
658                }
659            }
660        }
661    }
662
663    /// 从HTTP状态码创建错误码
664    pub fn from_http_status(status: u16) -> Self {
665        Self::from_code(status as i32)
666    }
667
668    /// 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)
669    pub fn from_feishu_code(code: i32) -> Option<Self> {
670        match code {
671            99991661 => Some(Self::AccessTokenFormatInvalid),
672            99991663 => Some(Self::TenantAccessTokenInvalid),
673            99991664 => Some(Self::AppAccessTokenInvalid),
674            99991670 => Some(Self::SsoTokenInvalid),
675            99991671 => Some(Self::AccessTokenInvalid),
676            99991672 => Some(Self::PermissionMissing),
677            99991676 => Some(Self::AccessTokenNoPermission),
678            99991677 => Some(Self::AccessTokenExpiredV2),
679            99991641 => Some(Self::UserSessionInvalid),
680            99991642 => Some(Self::UserSessionNotFound),
681            99991645 => Some(Self::UserSessionTimeout),
682            99991669 => Some(Self::UserIdentityInvalid),
683            99991674 => Some(Self::UserTypeNotSupportedV2),
684            99991675 => Some(Self::UserIdentityMismatch),
685            99992351 => Some(Self::UserIdInvalid),
686            99992352 => Some(Self::OpenIdInvalid),
687            99992353 => Some(Self::UnionIdInvalid),
688            _ => None,
689        }
690    }
691
692    // === 与thiserror CoreError配合的新方法 ===
693
694    /// 根据错误类型自动选择合适的错误码
695    ///
696    /// 为CoreError枚举变体提供最佳的错误码匹配
697    pub fn for_error_type(error_type: &str) -> Self {
698        match error_type {
699            // 网络相关错误
700            "Network" | "network" => Self::NetworkConnectionFailed,
701
702            // 认证相关错误
703            "Authentication" | "authentication" => Self::AuthenticationFailed,
704            "TokenExpired" | "token_expired" => Self::TokenExpired,
705
706            // 权限相关错误
707            "Permission" | "permission" => Self::PermissionDenied,
708            "Forbidden" | "forbidden" => Self::Forbidden,
709
710            // 验证相关错误
711            "Validation" | "validation" => Self::ValidationError,
712            "ApiError" | "api_error" => Self::BusinessError,
713
714            // 配置相关错误
715            "Configuration" | "configuration" => Self::ConfigurationError,
716
717            // 序列化相关错误
718            "Serialization" | "serialization" => Self::SerializationError,
719
720            // 系统相关错误
721            "Internal" | "internal" => Self::InternalError,
722            "Unknown" | "unknown" => Self::Unknown,
723
724            // HTTP状态码映射
725            "BadRequest" | "bad_request" => Self::BadRequest,
726            "Unauthorized" | "unauthorized" => Self::Unauthorized,
727            "NotFound" | "not_found" => Self::NotFound,
728            "Conflict" | "conflict" => Self::Conflict,
729            "TooManyRequests" | "too_many_requests" => Self::TooManyRequests,
730            "InternalServerError" | "internal_server_error" => Self::InternalServerError,
731            "ServiceUnavailable" | "service_unavailable" => Self::ServiceUnavailable,
732
733            // 默认为未知错误
734            _ => Self::Unknown,
735        }
736    }
737
738    /// 创建网络相关错误码
739    pub fn network() -> Self {
740        Self::NetworkConnectionFailed
741    }
742
743    /// 创建认证相关错误码
744    pub fn authentication() -> Self {
745        Self::AuthenticationFailed
746    }
747
748    /// 创建权限相关错误码
749    pub fn permission() -> Self {
750        Self::PermissionDenied
751    }
752
753    /// 创建验证相关错误码
754    pub fn validation() -> Self {
755        Self::ValidationError
756    }
757
758    /// 创建配置相关错误码
759    pub fn configuration() -> Self {
760        Self::ConfigurationError
761    }
762
763    /// 创建系统内部错误码
764    pub fn internal() -> Self {
765        Self::InternalError
766    }
767
768    /// 创建序列化错误码
769    pub fn serialization() -> Self {
770        Self::SerializationError
771    }
772
773    /// 创建未知错误码
774    pub fn unknown() -> Self {
775        Self::Unknown
776    }
777
778    /// 从字符串描述智能推断错误码
779    ///
780    /// 根据错误消息的关键词自动推断最合适的错误码
781    pub fn from_message(message: &str) -> Self {
782        let msg_lower = message.to_lowercase();
783
784        // 网络相关关键词
785        if msg_lower.contains("network")
786            || msg_lower.contains("connection")
787            || msg_lower.contains("timeout")
788            || msg_lower.contains("dns")
789        {
790            return Self::NetworkConnectionFailed;
791        }
792
793        // 认证相关关键词
794        if msg_lower.contains("auth")
795            || msg_lower.contains("token")
796            || msg_lower.contains("unauthorized")
797        {
798            return Self::AuthenticationFailed;
799        }
800
801        // 权限相关关键词
802        if msg_lower.contains("permission")
803            || msg_lower.contains("forbidden")
804            || msg_lower.contains("access denied")
805        {
806            return Self::PermissionDenied;
807        }
808
809        // 验证相关关键词
810        if msg_lower.contains("invalid")
811            || msg_lower.contains("validation")
812            || msg_lower.contains("parameter")
813        {
814            return Self::ValidationError;
815        }
816
817        // 配置相关关键词
818        if msg_lower.contains("config") || msg_lower.contains("setting") {
819            return Self::ConfigurationError;
820        }
821
822        // 序列化相关关键词
823        if msg_lower.contains("json")
824            || msg_lower.contains("serialize")
825            || msg_lower.contains("parse")
826        {
827            return Self::SerializationError;
828        }
829
830        // 资源相关关键词
831        if msg_lower.contains("not found") || msg_lower.contains("missing") {
832            return Self::NotFound;
833        }
834
835        // 服务相关关键词
836        if msg_lower.contains("unavailable") || msg_lower.contains("service") {
837            return Self::ServiceUnavailable;
838        }
839
840        Self::Unknown
841    }
842
843    /// 判断是否应该触发重试策略
844    ///
845    /// 提供更细粒度的重试判断逻辑
846    pub fn should_retry(&self, attempt: u32) -> bool {
847        if !self.is_retryable() {
848            return false;
849        }
850
851        match self {
852            // 限制重试次数的错误类型
853            Self::TooManyRequests | Self::RateLimitExceeded => attempt < 5,
854            Self::NetworkTimeout | Self::NetworkConnectionFailed => attempt < 3,
855            Self::InternalServerError | Self::BadGateway | Self::GatewayTimeout => attempt < 2,
856            _ => attempt < 3,
857        }
858    }
859
860    /// 获取重试的指数退避延迟时间(毫秒)
861    ///
862    /// 提供智能的退避策略
863    pub fn exponential_backoff_delay(&self, attempt: u32) -> Option<u64> {
864        if !self.should_retry(attempt) {
865            return None;
866        }
867
868        let base_delay = self.suggested_retry_delay().unwrap_or(1);
869        let max_delay = match self {
870            Self::TooManyRequests => 300,   // 5分钟
871            Self::RateLimitExceeded => 180, // 3分钟
872            _ => 60,                        // 1分钟
873        };
874
875        // 指数退避公式: base_delay * 2^(attempt-1)
876        let delay = base_delay * 2u64.pow(attempt.saturating_sub(1));
877        Some(delay.min(max_delay))
878    }
879
880    /// 获取错误的严重程度
881    pub fn severity(&self) -> ErrorSeverity {
882        match self {
883            Self::Success => ErrorSeverity::Info,
884
885            // 客户端错误通常是警告级别
886            Self::BadRequest
887            | Self::Forbidden
888            | Self::NotFound
889            | Self::MethodNotAllowed
890            | Self::Conflict
891            | Self::ValidationError
892            | Self::MissingRequiredParameter
893            | Self::InvalidParameterFormat
894            | Self::ParameterOutOfRange
895            | Self::ResponseTooLarge => ErrorSeverity::Warning,
896
897            // 认证和权限错误是错误级别
898            Self::Unauthorized
899            | Self::AccessTokenInvalid
900            | Self::AppAccessTokenInvalid
901            | Self::TenantAccessTokenInvalid
902            | Self::AuthenticationFailed
903            | Self::TokenExpired
904            | Self::PermissionDenied
905            | Self::AccessDenied => ErrorSeverity::Error,
906
907            // 服务器和网络错误是严重错误
908            Self::InternalServerError
909            | Self::BadGateway
910            | Self::ServiceUnavailable
911            | Self::GatewayTimeout
912            | Self::NetworkTimeout
913            | Self::NetworkConnectionFailed
914            | Self::DnsResolutionFailed
915            | Self::SslCertificateError
916            | Self::ConnectionRefused
917            | Self::InternalError
918            | Self::ConfigurationError
919            | Self::ResourceExhausted => ErrorSeverity::Critical,
920
921            // 其他错误根据具体情况
922            _ => ErrorSeverity::Error,
923        }
924    }
925
926    /// 获取用户友好的恢复建议
927    pub fn recovery_suggestion(&self) -> &'static str {
928        match self {
929            Self::BadRequest => "请检查请求参数是否正确",
930            Self::Unauthorized => "请重新进行身份验证",
931            Self::Forbidden => "请联系管理员获取相应权限",
932            Self::NotFound => "请确认资源是否存在",
933            Self::TooManyRequests => "请降低请求频率后重试",
934            Self::NetworkConnectionFailed => "请检查网络连接",
935            Self::TokenExpired => "请重新获取访问令牌",
936            Self::ServiceUnavailable => "服务暂时不可用,请稍后重试",
937            Self::InternalServerError => "系统内部错误,请联系技术支持",
938            Self::ValidationError => "请检查输入参数格式",
939            Self::ConfigurationError => "请检查系统配置",
940            Self::ResponseTooLarge => "请减小请求范围或联系管理员调整响应大小限制",
941            Self::Unknown => "发生未知错误,请联系技术支持",
942            _ => "请稍后重试,如问题持续请联系技术支持",
943        }
944    }
945
946    /// 判断是否为用户操作导致的错误
947    pub fn is_user_error(&self) -> bool {
948        matches!(
949            self,
950            Self::BadRequest
951                | Self::Unauthorized
952                | Self::Forbidden
953                | Self::ValidationError
954                | Self::MissingRequiredParameter
955                | Self::InvalidParameterFormat
956                | Self::ParameterOutOfRange
957                | Self::AccessTokenInvalid
958                | Self::TokenExpired
959        )
960    }
961
962    /// 判断是否为系统问题导致的错误
963    pub fn is_system_error(&self) -> bool {
964        matches!(
965            self,
966            Self::InternalServerError
967                | Self::BadGateway
968                | Self::ServiceUnavailable
969                | Self::GatewayTimeout
970                | Self::NetworkTimeout
971                | Self::NetworkConnectionFailed
972                | Self::DnsResolutionFailed
973                | Self::SslCertificateError
974                | Self::ConnectionRefused
975                | Self::InternalError
976                | Self::ConfigurationError
977                | Self::ResourceExhausted
978        )
979    }
980
981    /// 获取日志级别建议
982    pub fn log_level(&self) -> &'static str {
983        match self.severity() {
984            ErrorSeverity::Info => "info",
985            ErrorSeverity::Warning => "warn",
986            ErrorSeverity::Error => "error",
987            ErrorSeverity::Critical => "error",
988        }
989    }
990}
991
992impl fmt::Display for ErrorCode {
993    fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
994        write!(f, "{} ({})", self.description(), self.as_code())
995    }
996}
997
998/// 错误码分类
999#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
1000pub enum ErrorCategory {
1001    /// 成功
1002    Success,
1003    /// 认证错误
1004    Authentication,
1005    /// 权限错误
1006    Permission,
1007    /// 参数错误
1008    Parameter,
1009    /// 资源错误
1010    Resource,
1011    /// 服务器错误
1012    Server,
1013    /// 网络错误
1014    Network,
1015    /// 业务错误
1016    Business,
1017    /// 系统错误
1018    System,
1019    /// 限流错误
1020    RateLimit,
1021    /// 其他错误
1022    Other,
1023}
1024
1025impl ErrorCode {
1026    /// 获取错误码分类
1027    pub fn category(&self) -> ErrorCategory {
1028        match self {
1029            Self::Success => ErrorCategory::Success,
1030
1031            // 认证相关
1032            Self::Unauthorized
1033            | Self::AppTicketInvalid
1034            | Self::AccessTokenFormatInvalid
1035            | Self::AccessTokenInvalid
1036            | Self::AppAccessTokenInvalid
1037            | Self::TenantAccessTokenInvalid
1038            | Self::SsoTokenInvalid
1039            | Self::AuthenticationFailed
1040            | Self::TokenExpired
1041            | Self::AccessTokenExpiredV2
1042            | Self::InvalidSignature
1043            | Self::UserSessionInvalid
1044            | Self::UserSessionNotFound
1045            | Self::UserSessionTimeout
1046            | Self::UserIdentityInvalid
1047            | Self::UserTypeNotSupportedV2
1048            | Self::UserIdentityMismatch
1049            | Self::UserIdInvalid
1050            | Self::OpenIdInvalid
1051            | Self::UnionIdInvalid => ErrorCategory::Authentication,
1052
1053            // 权限相关
1054            Self::Forbidden
1055            | Self::AppPermissionDenied
1056            | Self::DocumentPermissionDenied
1057            | Self::PermissionDenied
1058            | Self::PermissionMissing
1059            | Self::AccessTokenNoPermission
1060            | Self::AccessDenied
1061            | Self::SecurityPolicyViolation => ErrorCategory::Permission,
1062
1063            // 参数相关
1064            Self::BadRequest
1065            | Self::ValidationError
1066            | Self::MissingRequiredParameter
1067            | Self::InvalidParameterFormat
1068            | Self::ParameterOutOfRange
1069            | Self::ChatTypeNotSupported
1070            | Self::MessageTypeNotSupported
1071            | Self::FileTypeNotSupported => ErrorCategory::Parameter,
1072
1073            // 资源相关
1074            Self::NotFound
1075            | Self::AppNotInstalled
1076            | Self::UserNotFound
1077            | Self::UserStatusException
1078            | Self::DepartmentNotFound
1079            | Self::ChatNotFound
1080            | Self::MessageNotFound
1081            | Self::FileNotFound
1082            | Self::FileSizeExceeded
1083            | Self::CalendarNotFound
1084            | Self::EventNotFound
1085            | Self::DocumentNotFound
1086            | Self::DocumentLocked
1087            | Self::SheetNotFound
1088            | Self::TableNotFound => ErrorCategory::Resource,
1089
1090            // 服务器相关
1091            Self::InternalServerError
1092            | Self::BadGateway
1093            | Self::ServiceUnavailable
1094            | Self::GatewayTimeout
1095            | Self::AppStatusException
1096            | Self::InternalError
1097            | Self::CacheServiceUnavailable => ErrorCategory::Server,
1098
1099            // 网络相关
1100            Self::NetworkTimeout
1101            | Self::NetworkConnectionFailed
1102            | Self::DnsResolutionFailed
1103            | Self::SslCertificateError
1104            | Self::ConnectionRefused => ErrorCategory::Network,
1105
1106            // 业务相关
1107            Self::Conflict
1108            | Self::EventConflict
1109            | Self::BusinessError
1110            | Self::OperationNotSupported
1111            | Self::ResourceConflict => ErrorCategory::Business,
1112
1113            // 系统相关
1114            Self::MethodNotAllowed
1115            | Self::SerializationError
1116            | Self::DataFormatError
1117            | Self::EncodingError
1118            | Self::ConfigurationError
1119            | Self::ResourceExhausted
1120            | Self::ResponseTooLarge => ErrorCategory::System,
1121
1122            // 限流相关
1123            Self::TooManyRequests | Self::RateLimitExceeded => ErrorCategory::RateLimit,
1124
1125            // 其他
1126            _ => ErrorCategory::Other,
1127        }
1128    }
1129}
1130
1131#[cfg(test)]
1132mod tests {
1133    use super::*;
1134
1135    #[test]
1136    fn test_error_code_conversion() {
1137        assert_eq!(ErrorCode::from_code(0), ErrorCode::Success);
1138        assert_eq!(ErrorCode::from_code(404), ErrorCode::NotFound);
1139        assert_eq!(ErrorCode::from_code(999999), ErrorCode::Unknown);
1140    }
1141
1142    #[test]
1143    fn test_error_code_properties() {
1144        let not_found = ErrorCode::NotFound;
1145        assert_eq!(not_found.as_code(), 404);
1146        assert_eq!(not_found.description(), "资源不存在");
1147        assert!(not_found.is_client_error());
1148        assert!(!not_found.is_server_error());
1149        assert!(!not_found.is_retryable());
1150
1151        let timeout = ErrorCode::NetworkTimeout;
1152        assert!(timeout.is_network_error());
1153        assert!(timeout.is_retryable());
1154        assert_eq!(timeout.suggested_retry_delay(), Some(3));
1155    }
1156
1157    #[test]
1158    fn test_http_status_conversion() {
1159        assert_eq!(ErrorCode::from_http_status(200), ErrorCode::Success);
1160        assert_eq!(ErrorCode::from_http_status(404), ErrorCode::NotFound);
1161        assert_eq!(
1162            ErrorCode::from_http_status(500),
1163            ErrorCode::InternalServerError
1164        );
1165    }
1166
1167    #[test]
1168    fn test_error_categories() {
1169        let auth_error = ErrorCode::Unauthorized;
1170        assert_eq!(auth_error.category(), ErrorCategory::Authentication);
1171
1172        let perm_error = ErrorCode::Forbidden;
1173        assert_eq!(perm_error.category(), ErrorCategory::Permission);
1174
1175        let net_error = ErrorCode::NetworkTimeout;
1176        assert_eq!(net_error.category(), ErrorCategory::Network);
1177    }
1178
1179    #[test]
1180    fn test_error_code_display() {
1181        let error = ErrorCode::AccessTokenInvalid;
1182        let display = format!("{error}");
1183        assert!(display.contains("访问令牌无效"));
1184        assert!(display.contains("99991671"));
1185    }
1186
1187    #[test]
1188    fn test_new_error_code_methods() {
1189        // 测试便利创建方法
1190        assert_eq!(ErrorCode::network(), ErrorCode::NetworkConnectionFailed);
1191        assert_eq!(ErrorCode::authentication(), ErrorCode::AuthenticationFailed);
1192        assert_eq!(ErrorCode::permission(), ErrorCode::PermissionDenied);
1193        assert_eq!(ErrorCode::validation(), ErrorCode::ValidationError);
1194        assert_eq!(ErrorCode::configuration(), ErrorCode::ConfigurationError);
1195        assert_eq!(ErrorCode::internal(), ErrorCode::InternalError);
1196        assert_eq!(ErrorCode::serialization(), ErrorCode::SerializationError);
1197        assert_eq!(ErrorCode::unknown(), ErrorCode::Unknown);
1198    }
1199
1200    #[test]
1201    fn test_for_error_type() {
1202        assert_eq!(
1203            ErrorCode::for_error_type("Network"),
1204            ErrorCode::NetworkConnectionFailed
1205        );
1206        assert_eq!(
1207            ErrorCode::for_error_type("authentication"),
1208            ErrorCode::AuthenticationFailed
1209        );
1210        assert_eq!(
1211            ErrorCode::for_error_type("Validation"),
1212            ErrorCode::ValidationError
1213        );
1214        assert_eq!(
1215            ErrorCode::for_error_type("unknown_type"),
1216            ErrorCode::Unknown
1217        );
1218    }
1219
1220    #[test]
1221    fn test_from_message() {
1222        assert_eq!(
1223            ErrorCode::from_message("Network connection failed"),
1224            ErrorCode::NetworkConnectionFailed
1225        );
1226        assert_eq!(
1227            ErrorCode::from_message("Authentication token invalid"),
1228            ErrorCode::AuthenticationFailed
1229        );
1230        assert_eq!(
1231            ErrorCode::from_message("Permission denied"),
1232            ErrorCode::PermissionDenied
1233        );
1234        assert_eq!(
1235            ErrorCode::from_message("Invalid parameter"),
1236            ErrorCode::ValidationError
1237        );
1238        assert_eq!(
1239            ErrorCode::from_message("JSON parse error"),
1240            ErrorCode::SerializationError
1241        );
1242        assert_eq!(
1243            ErrorCode::from_message("Unknown error occurred"),
1244            ErrorCode::Unknown
1245        );
1246    }
1247
1248    #[test]
1249    fn test_retry_logic() {
1250        let retryable_error = ErrorCode::NetworkTimeout;
1251        assert!(retryable_error.should_retry(0));
1252        assert!(retryable_error.should_retry(1));
1253        assert!(!retryable_error.should_retry(3)); // 超过最大重试次数
1254
1255        let non_retryable_error = ErrorCode::BadRequest;
1256        assert!(!non_retryable_error.should_retry(0));
1257
1258        // 测试指数退避
1259        let delay = retryable_error.exponential_backoff_delay(2);
1260        assert!(delay.is_some());
1261        assert!(delay.unwrap() > 1); // 第二次重试应该有更长的延迟
1262    }
1263
1264    #[test]
1265    fn test_error_severity() {
1266        assert_eq!(ErrorCode::Success.severity(), ErrorSeverity::Info);
1267        assert_eq!(ErrorCode::BadRequest.severity(), ErrorSeverity::Warning);
1268        assert_eq!(ErrorCode::Unauthorized.severity(), ErrorSeverity::Error);
1269        assert_eq!(
1270            ErrorCode::InternalServerError.severity(),
1271            ErrorSeverity::Critical
1272        );
1273    }
1274
1275    #[test]
1276    fn test_recovery_suggestions() {
1277        let suggestion = ErrorCode::NetworkConnectionFailed.recovery_suggestion();
1278        assert!(suggestion.contains("网络"));
1279
1280        let suggestion = ErrorCode::TokenExpired.recovery_suggestion();
1281        assert!(suggestion.contains("令牌"));
1282
1283        let suggestion = ErrorCode::ValidationError.recovery_suggestion();
1284        assert!(suggestion.contains("参数"));
1285    }
1286
1287    #[test]
1288    fn test_user_vs_system_errors() {
1289        // 用户错误
1290        assert!(ErrorCode::BadRequest.is_user_error());
1291        assert!(ErrorCode::Unauthorized.is_user_error());
1292        assert!(ErrorCode::ValidationError.is_user_error());
1293
1294        // 系统错误
1295        assert!(ErrorCode::InternalServerError.is_system_error());
1296        assert!(ErrorCode::NetworkTimeout.is_system_error());
1297        assert!(ErrorCode::ServiceUnavailable.is_system_error());
1298
1299        // 交叉验证
1300        assert!(!ErrorCode::BadRequest.is_system_error());
1301        assert!(!ErrorCode::InternalServerError.is_user_error());
1302    }
1303
1304    #[test]
1305    fn test_log_levels() {
1306        assert_eq!(ErrorCode::Success.log_level(), "info");
1307        assert_eq!(ErrorCode::BadRequest.log_level(), "warn");
1308        assert_eq!(ErrorCode::Unauthorized.log_level(), "error");
1309        assert_eq!(ErrorCode::InternalServerError.log_level(), "error");
1310    }
1311}
1312
1313#[cfg(test)]
1314mod severity_tests {
1315    use super::*;
1316
1317    #[test]
1318    fn test_error_severity_basic() {
1319        assert_eq!(ErrorSeverity::Info.as_level(), 0);
1320        assert_eq!(ErrorSeverity::Warning.as_level(), 1);
1321        assert_eq!(ErrorSeverity::Error.as_level(), 2);
1322        assert_eq!(ErrorSeverity::Critical.as_level(), 3);
1323    }
1324
1325    #[test]
1326    fn test_error_severity_ordering() {
1327        assert!(ErrorSeverity::Info < ErrorSeverity::Warning);
1328        assert!(ErrorSeverity::Warning < ErrorSeverity::Error);
1329        assert!(ErrorSeverity::Error < ErrorSeverity::Critical);
1330    }
1331
1332    #[test]
1333    fn test_error_severity_from_level() {
1334        assert_eq!(ErrorSeverity::from_level(0), ErrorSeverity::Info);
1335        assert_eq!(ErrorSeverity::from_level(1), ErrorSeverity::Warning);
1336        assert_eq!(ErrorSeverity::from_level(2), ErrorSeverity::Error);
1337        assert_eq!(ErrorSeverity::from_level(3), ErrorSeverity::Critical);
1338        assert_eq!(ErrorSeverity::from_level(99), ErrorSeverity::Error); // 无效值默认为Error
1339    }
1340
1341    #[test]
1342    fn test_error_severity_properties() {
1343        assert!(!ErrorSeverity::Info.requires_immediate_action());
1344        assert!(!ErrorSeverity::Warning.requires_immediate_action());
1345        assert!(ErrorSeverity::Error.requires_immediate_action());
1346        assert!(ErrorSeverity::Critical.requires_immediate_action());
1347
1348        assert!(!ErrorSeverity::Info.requires_user_intervention());
1349        assert!(!ErrorSeverity::Warning.requires_user_intervention());
1350        assert!(ErrorSeverity::Error.requires_user_intervention());
1351        assert!(ErrorSeverity::Critical.requires_user_intervention());
1352
1353        assert!(ErrorSeverity::Info.is_auto_recoverable());
1354        assert!(ErrorSeverity::Warning.is_auto_recoverable());
1355        assert!(!ErrorSeverity::Error.is_auto_recoverable());
1356        assert!(!ErrorSeverity::Critical.is_auto_recoverable());
1357    }
1358
1359    #[test]
1360    fn test_error_severity_display() {
1361        assert_eq!(format!("{}", ErrorSeverity::Info), "信息");
1362        assert_eq!(format!("{}", ErrorSeverity::Warning), "警告");
1363        assert_eq!(format!("{}", ErrorSeverity::Error), "错误");
1364        assert_eq!(format!("{}", ErrorSeverity::Critical), "严重错误");
1365    }
1366}