errors

const (
	ErrEntityNotFound   Code = "OLU-ST001"
	ErrEntityExists     Code = "OLU-ST002"
	ErrInvalidEntity    Code = "OLU-ST003"
	ErrInvalidID        Code = "OLU-ST004"
	ErrVersionConflict  Code = "OLU-ST005"
	ErrStorageFailed    Code = "OLU-ST006"
	ErrEntityTooLarge   Code = "OLU-ST007"
	ErrSchemaNotFound   Code = "OLU-ST008"
	ErrSchemaLoadFailed Code = "OLU-ST009"
)

const (
	ErrCycleDetected     Code = "OLU-GR001"
	ErrGraphDisabled     Code = "OLU-GR002"
	ErrGraphUnsupported  Code = "OLU-GR003"
	ErrGraphFailed       Code = "OLU-GR004"
	ErrGraphVisitedLimit Code = "OLU-GR005"
	ErrGraphResultLimit  Code = "OLU-GR006"
	// ErrDuplicateEdgeRef is returned when an entity document contains two or
	// more REF fields that point to the same (entity, id) target. Each ordered
	// node pair in the graph carries at most one labelled edge; a document
	// violating this constraint is a client error, not an infrastructure fault.
	ErrDuplicateEdgeRef Code = "OLU-GR007"
)

const (
	ErrQuerySyntax        Code = "OLU-QL001"
	ErrQueryDepthExceeded Code = "OLU-QL002"
	ErrQueryNotFound      Code = "OLU-QL003"
	ErrQueryFailed        Code = "OLU-QL004"
	ErrQueryRequired      Code = "OLU-QL005"
	ErrQueryIDRequired    Code = "OLU-QL006"
	ErrQueryEngineNotInit Code = "OLU-QL007"
	ErrQueryTimeout       Code = "OLU-QL008"
	ErrQueryRowLimit      Code = "OLU-QL009"
	ErrQueryScanLimit     Code = "OLU-QL010"
	ErrQueryResponseSize  Code = "OLU-QL011"
	ErrSearchFailed       Code = "OLU-QL012"
	ErrSearchDisabled     Code = "OLU-QL013"
)

const (
	ErrValidationFailed Code = "OLU-VL001"
	ErrInvalidJSON      Code = "OLU-VL002"
	ErrMissingParam     Code = "OLU-VL003"
)

const (
	ErrUnauthorized Code = "OLU-AU001"
	ErrInvalidToken Code = "OLU-AU002"
	ErrForbidden    Code = "OLU-AU003"
)

const (
	ErrTenantNotFound Code = "OLU-TN001"
	ErrTenantRequired Code = "OLU-TN002"
)

const (
	// ErrCMVersionConflict is returned when the Update version check fails.
	// The response body includes a current_version field.
	ErrCMVersionConflict Code = "OLU-CM001"
	// ErrCMUpdateMissing is returned when the commit request has no update object.
	ErrCMUpdateMissing Code = "OLU-CM002"
	// ErrCMAppendEmpty is returned when the append array is empty or absent.
	ErrCMAppendEmpty Code = "OLU-CM003"
	// ErrCMAppendTooLarge is returned when append exceeds the 25-entry limit.
	ErrCMAppendTooLarge Code = "OLU-CM004"
	// ErrCMInvalidUpdateEntity is returned when the update entity type is invalid.
	ErrCMInvalidUpdateEntity Code = "OLU-CM005"
	// ErrCMInvalidAppendEntity is returned when an append entity type is invalid.
	ErrCMInvalidAppendEntity Code = "OLU-CM006"
	// ErrCMAppendIDExists is returned when an explicit append ID already exists.
	ErrCMAppendIDExists Code = "OLU-CM007"
	// ErrCMTransactionFailed is returned when the storage transaction fails.
	ErrCMTransactionFailed Code = "OLU-CM008"
	// ErrCMNotAvailable is returned when the /commit endpoint is called
	// against a backend that does not support it. Currently this means the
	// jsonfile backend, which provides only best-effort atomicity and has
	// been deprecated for production use.
	ErrCMNotAvailable Code = "OLU-CM009"
)

const (
	ErrTSNotAvailable     Code = "OLU-TS001" // wrong tenant mode
	ErrTSNotEnabled       Code = "OLU-TS002" // feature flag off
	ErrTSNotProvisioned   Code = "OLU-TS003" // tenant not provisioned for TS
	ErrTSInvalidTrigger   Code = "OLU-TS004"
	ErrTSInvalidTimestamp Code = "OLU-TS005"
	ErrTSBatchTooLarge    Code = "OLU-TS006"
	ErrTSMissingField     Code = "OLU-TS007"
	ErrTSInvalidAggFunc   Code = "OLU-TS008"
	ErrTSInvalidAggField  Code = "OLU-TS009"
	ErrTSInvalidInterval  Code = "OLU-TS010"
	ErrTSRangeTooWide     Code = "OLU-TS011"
	ErrTSLimitExceeded    Code = "OLU-TS012"
	ErrTSInternal         Code = "OLU-TS013"
	ErrTSRetentionFailed  Code = "OLU-TS014"
	ErrTSProvisionFailed  Code = "OLU-TS015"
)

const (
	ErrConfigInvalid Code = "OLU-CF001"
)

const (
	ErrRateLimited Code = "OLU-RL001"
)