78 lines
2.4 KiB
Rust
78 lines
2.4 KiB
Rust
use actix_web::{HttpResponse, ResponseError};
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use serde::Serialize;
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use thiserror::Error;
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/// 统一错误响应体（不泄露内部细节）
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#[derive(Serialize)]
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pub struct ErrorResponse {
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pub code: u32,
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pub message: String,
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}
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/// 应用错误类型
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#[derive(Debug, Error)]
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pub enum AppError {
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#[error("参数验证失败: {0}")]
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Validation(String),
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#[error("未授权访问")]
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Unauthorized,
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#[error("资源不存在")]
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NotFound,
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#[error("钱包已存在")]
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WalletAlreadyExists,
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#[error("余额不足")]
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InsufficientBalance,
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#[error("手续费不足")]
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InsufficientFee,
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#[error("内部服务错误")]
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Internal,
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#[error("数据库错误")]
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Database,
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}
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impl ResponseError for AppError {
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fn error_response(&self) -> HttpResponse {
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// 注意：所有错误响应都使用通用描述，不泄露内部实现细节
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match self {
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AppError::Validation(msg) => HttpResponse::BadRequest().json(ErrorResponse {
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code: 4001,
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message: msg.clone(),
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}),
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AppError::Unauthorized => HttpResponse::Unauthorized().json(ErrorResponse {
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code: 4010,
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message: "未授权访问".to_string(),
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}),
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AppError::NotFound => HttpResponse::NotFound().json(ErrorResponse {
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code: 4040,
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message: "资源不存在".to_string(),
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}),
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AppError::WalletAlreadyExists => HttpResponse::Conflict().json(ErrorResponse {
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code: 4091,
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message: "该用户钱包已存在".to_string(),
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}),
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AppError::InsufficientBalance => HttpResponse::BadRequest().json(ErrorResponse {
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code: 4002,
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message: "余额不足".to_string(),
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}),
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AppError::InsufficientFee => HttpResponse::BadRequest().json(ErrorResponse {
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code: 4003,
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message: "XIC手续费余额不足".to_string(),
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}),
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// 内部错误统一返回500，不暴露细节
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AppError::Internal | AppError::Database => {
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HttpResponse::InternalServerError().json(ErrorResponse {
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code: 5000,
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message: "服务暂时不可用，请稍后重试".to_string(),
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})
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}
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}
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}
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}
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