99 lines
3.5 KiB
Go
99 lines
3.5 KiB
Go
package services
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import "errors"
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// Common service errors
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var (
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// ErrUserAlreadyExists is returned when trying to create a user that already exists
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ErrUserAlreadyExists = errors.New("user already exists")
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// ErrInvalidCredentials is returned when login credentials are invalid
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ErrInvalidCredentials = errors.New("invalid credentials")
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// ErrUserNotFound is returned when a user is not found
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ErrUserNotFound = errors.New("user not found")
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// ErrInvalidToken is returned when a token is invalid or expired
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ErrInvalidToken = errors.New("invalid or expired token")
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// ErrWeakPassword is returned when password doesn't meet requirements
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ErrWeakPassword = errors.New("password does not meet security requirements")
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// ErrInvalidEmail is returned when email format is invalid
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ErrInvalidEmail = errors.New("invalid email format")
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// ErrPlaylistNotFound is returned when a playlist is not found
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ErrPlaylistNotFound = errors.New("playlist not found")
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// ErrTrackNotFound is returned when a track is not found
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ErrTrackNotFound = errors.New("track not found")
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// ErrForbidden is returned when access is denied
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ErrForbidden = errors.New("forbidden")
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// ErrAccessDenied is alias for ErrForbidden
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ErrAccessDenied = ErrForbidden
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// ErrTrackAlreadyInPlaylist is returned when adding a duplicate track
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ErrTrackAlreadyInPlaylist = errors.New("track already in playlist")
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// ErrTitleEmpty is returned when title is empty
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ErrTitleEmpty = errors.New("title cannot be empty")
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// ErrTitleTooLong is returned when title exceeds limit
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ErrTitleTooLong = errors.New("title must be less than 200 characters")
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// ErrInvalidTrackID is returned when track ID is invalid/nil
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ErrInvalidTrackID = errors.New("invalid track ID")
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// ErrInvalidUserID is returned when user ID is invalid/nil
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ErrInvalidUserID = errors.New("invalid user ID")
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// ErrInvalidBitrate is returned when bitrate is invalid
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ErrInvalidBitrate = errors.New("invalid bitrate")
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// ErrInvalidBufferLevel is returned when buffer level is invalid
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ErrInvalidBufferLevel = errors.New("invalid buffer level")
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// ErrCommentNotFound is returned when a comment is not found
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ErrCommentNotFound = errors.New("comment not found")
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// ErrParentCommentNotFound is returned when a parent comment is not found
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ErrParentCommentNotFound = errors.New("parent comment not found")
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// ErrParentTrackMismatch is returned when parent comment is on different track
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ErrParentTrackMismatch = errors.New("parent comment belongs to a different track")
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// ErrRoomNotFound is returned when a room/conversation is not found
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ErrRoomNotFound = errors.New("conversation not found")
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)
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// IsUserAlreadyExistsError checks if the error is a user already exists error
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func IsUserAlreadyExistsError(err error) bool {
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return errors.Is(err, ErrUserAlreadyExists)
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}
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// IsInvalidCredentialsError checks if the error is an invalid credentials error
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func IsInvalidCredentialsError(err error) bool {
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return errors.Is(err, ErrInvalidCredentials)
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}
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// IsUserNotFoundError checks if the error is a user not found error
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func IsUserNotFoundError(err error) bool {
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return errors.Is(err, ErrUserNotFound)
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}
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// IsInvalidTokenError checks if the error is an invalid token error
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func IsInvalidTokenError(err error) bool {
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return errors.Is(err, ErrInvalidToken)
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}
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// IsWeakPassword checks if the error is a weak password error
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func IsWeakPassword(err error) bool {
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return errors.Is(err, ErrWeakPassword)
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}
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// IsInvalidEmail checks if the error is an invalid email error
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func IsInvalidEmail(err error) bool {
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return errors.Is(err, ErrInvalidEmail)
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}
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