에러 표준화: - pkg/apperror — AppError 타입, 7개 sentinel error - pkg/middleware/error_handler — Fiber ErrorHandler 통합 - 핸들러에서 AppError 반환 시 구조화된 JSON 자동 응답 BossRaid Race Condition: - 상태 전이 4곳 낙관적 잠금 (UPDATE WHERE status=?) - TransitionRoomStatus/TransitionRoomStatusMulti 메서드 추가 - ErrStatusConflict sentinel error Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
34 lines
1.4 KiB
Go
34 lines
1.4 KiB
Go
package apperror
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import "fmt"
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// AppError is a structured application error with an HTTP status code.
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type AppError struct {
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Code string `json:"error"`
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Message string `json:"message"`
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Status int `json:"-"`
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}
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func (e *AppError) Error() string { return e.Message }
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// New creates a new AppError.
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func New(code string, message string, status int) *AppError {
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return &AppError{Code: code, Message: message, Status: status}
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}
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// Wrap creates a new AppError that wraps a cause error.
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func Wrap(code string, message string, status int, cause error) *AppError {
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return &AppError{Code: code, Message: fmt.Sprintf("%s: %v", message, cause), Status: status}
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}
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// Common errors
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var (
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ErrUnauthorized = &AppError{Code: "unauthorized", Message: "인증이 필요합니다", Status: 401}
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ErrForbidden = &AppError{Code: "forbidden", Message: "권한이 없습니다", Status: 403}
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ErrNotFound = &AppError{Code: "not_found", Message: "리소스를 찾을 수 없습니다", Status: 404}
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ErrConflict = &AppError{Code: "conflict", Message: "이미 존재합니다", Status: 409}
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ErrBadRequest = &AppError{Code: "bad_request", Message: "잘못된 요청입니다", Status: 400}
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ErrInternal = &AppError{Code: "internal_error", Message: "서버 오류가 발생했습니다", Status: 500}
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ErrRateLimited = &AppError{Code: "rate_limited", Message: "요청이 너무 많습니다", Status: 429}
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)
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