123 lines
4.6 KiB
Go
123 lines
4.6 KiB
Go
package s5
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import (
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"fmt"
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"net/http"
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)
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// S5-specific error keys
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const (
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// File-related errors
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ErrKeyFileUploadFailed = "ErrFileUploadFailed"
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ErrKeyFileDownloadFailed = "ErrFileDownloadFailed"
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ErrKeyMetadataFetchFailed = "ErrMetadataFetchFailed"
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ErrKeyInvalidFileFormat = "ErrInvalidFileFormat"
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ErrKeyUnsupportedFileType = "ErrUnsupportedFileType"
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ErrKeyFileProcessingFailed = "ErrFileProcessingFailed"
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// Storage and data handling errors
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ErrKeyStorageOperationFailed = "ErrStorageOperationFailed"
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ErrKeyResourceNotFound = "ErrResourceNotFound"
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ErrKeyResourceLimitExceeded = "ErrResourceLimitExceeded"
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ErrKeyDataIntegrityError = "ErrDataIntegrityError"
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// User and permission errors
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ErrKeyPermissionDenied = "ErrPermissionDenied"
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ErrKeyInvalidOperation = "ErrInvalidOperation"
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ErrKeyAuthenticationFailed = "ErrAuthenticationFailed"
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ErrKeyAuthorizationFailed = "ErrAuthorizationFailed"
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// Network and communication errors
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ErrKeyNetworkError = "ErrNetworkError"
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ErrKeyServiceUnavailable = "ErrServiceUnavailable"
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// General errors
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ErrKeyInternalError = "ErrInternalError"
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ErrKeyConfigurationError = "ErrConfigurationError"
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ErrKeyOperationTimeout = "ErrOperationTimeout"
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)
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// Default error messages for S5-specific errors
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var defaultErrorMessages = map[string]string{
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ErrKeyFileUploadFailed: "File upload failed due to an internal error.",
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ErrKeyFileDownloadFailed: "File download failed.",
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ErrKeyMetadataFetchFailed: "Failed to fetch metadata for the resource.",
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ErrKeyInvalidFileFormat: "Invalid file format provided.",
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ErrKeyUnsupportedFileType: "Unsupported file type.",
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ErrKeyFileProcessingFailed: "Failed to process the file.",
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ErrKeyStorageOperationFailed: "Storage operation failed unexpectedly.",
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ErrKeyResourceNotFound: "The specified resource was not found.",
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ErrKeyResourceLimitExceeded: "The operation exceeded the resource limit.",
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ErrKeyDataIntegrityError: "Data integrity check failed.",
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ErrKeyPermissionDenied: "Permission denied for the requested operation.",
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ErrKeyInvalidOperation: "Invalid or unsupported operation requested.",
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ErrKeyAuthenticationFailed: "Authentication failed.",
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ErrKeyAuthorizationFailed: "Authorization failed or insufficient permissions.",
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ErrKeyNetworkError: "Network error or connectivity issue.",
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ErrKeyServiceUnavailable: "The requested service is temporarily unavailable.",
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ErrKeyInternalError: "An internal server error occurred.",
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ErrKeyConfigurationError: "Configuration error or misconfiguration detected.",
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ErrKeyOperationTimeout: "The operation timed out.",
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}
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// Mapping of S5-specific error keys to HTTP status codes
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var errorCodeToHttpStatus = map[string]int{
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ErrKeyFileUploadFailed: http.StatusInternalServerError,
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ErrKeyFileDownloadFailed: http.StatusInternalServerError,
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ErrKeyMetadataFetchFailed: http.StatusInternalServerError,
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ErrKeyInvalidFileFormat: http.StatusBadRequest,
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ErrKeyUnsupportedFileType: http.StatusBadRequest,
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ErrKeyFileProcessingFailed: http.StatusInternalServerError,
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ErrKeyStorageOperationFailed: http.StatusInternalServerError,
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ErrKeyResourceNotFound: http.StatusNotFound,
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ErrKeyResourceLimitExceeded: http.StatusForbidden,
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ErrKeyDataIntegrityError: http.StatusInternalServerError,
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ErrKeyPermissionDenied: http.StatusForbidden,
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ErrKeyInvalidOperation: http.StatusBadRequest,
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ErrKeyAuthenticationFailed: http.StatusUnauthorized,
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ErrKeyAuthorizationFailed: http.StatusUnauthorized,
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ErrKeyNetworkError: http.StatusBadGateway,
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ErrKeyServiceUnavailable: http.StatusServiceUnavailable,
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ErrKeyInternalError: http.StatusInternalServerError,
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ErrKeyConfigurationError: http.StatusInternalServerError,
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ErrKeyOperationTimeout: http.StatusRequestTimeout,
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}
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// S5Error struct for representing S5-specific errors
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type S5Error struct {
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Key string
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Message string
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Err error
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}
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// Error method to implement the error interface
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func (e *S5Error) Error() string {
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if e.Err != nil {
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return fmt.Sprintf("%s: %v", e.Message, e.Err)
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}
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return e.Message
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}
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func (e *S5Error) HttpStatus() int {
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if code, exists := errorCodeToHttpStatus[e.Key]; exists {
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return code
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}
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return http.StatusInternalServerError
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}
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func NewS5Error(key string, err error, customMessage ...string) *S5Error {
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message, exists := defaultErrorMessages[key]
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if !exists {
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message = "An unknown error occurred"
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}
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if len(customMessage) > 0 {
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message = customMessage[0]
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}
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return &S5Error{
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Key: key,
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Message: message,
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Err: err,
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}
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}
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