package apistatus

import (
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
	statusgrpc "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/status/grpc"
	"github.com/golang/protobuf/proto"
)

// ObjectLocked describes status of the failure because of the locked object.
// Instances provide Status and StatusV2 interfaces.
type ObjectLocked struct {
	status *statusgrpc.Status
}

func NewObjectLocked() ObjectLocked {
	return ObjectLocked{
		status: new(statusgrpc.Status),
	}
}

const defaultObjectLockedMsg = "object is locked"

func (x ObjectLocked) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultObjectLockedMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusLocked, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x ObjectLocked) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: LOCKED;
//   - string message: "object is locked";
//   - details: empty.
func (x ObjectLocked) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusLocked, object.GlobalizeFail)))
	x.status.SetMessage(defaultObjectLockedMsg)
	return x.status
}

// LockNonRegularObject describes status returned on locking the non-regular object.
// Instances provide Status and StatusV2 interfaces.
type LockNonRegularObject struct {
	status *statusgrpc.Status
}

func NewLockNonRegularObject() LockNonRegularObject {
	return LockNonRegularObject{
		status: new(statusgrpc.Status),
	}
}

const defaultLockNonRegularObjectMsg = "locking non-regular object is forbidden"

func (x LockNonRegularObject) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultLockNonRegularObjectMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusLockNonRegularObject, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x LockNonRegularObject) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: LOCK_NON_REGULAR_OBJECT;
//   - string message: "locking non-regular object is forbidden";
//   - details: empty.
func (x LockNonRegularObject) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusLockNonRegularObject, object.GlobalizeFail)))
	x.status.SetMessage(defaultLockNonRegularObjectMsg)
	return x.status
}

// ObjectAccessDenied describes status of the failure because of the access control violation.
// Instances provide Status and StatusV2 interfaces.
type ObjectAccessDenied struct {
	status *statusgrpc.Status
}

func NewObjectAccessDenied() ObjectAccessDenied {
	return ObjectAccessDenied{
		status: new(statusgrpc.Status),
	}
}

const defaultObjectAccessDeniedMsg = "access to object operation denied"

func (x ObjectAccessDenied) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultObjectAccessDeniedMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusAccessDenied, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x ObjectAccessDenied) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: ACCESS_DENIED;
//   - string message: "access to object operation denied";
//   - details: empty.
func (x ObjectAccessDenied) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusAccessDenied, object.GlobalizeFail)))
	x.status.SetMessage(defaultObjectAccessDeniedMsg)
	return x.status
}

// WriteReason writes human-readable access rejection reason.
func (x *ObjectAccessDenied) WriteReason(reason string) {
	object.WriteAccessDeniedDesc(x.status, reason)
}

// Reason returns human-readable access rejection reason returned by the server.
// Returns empty value is reason is not presented.
func (x ObjectAccessDenied) Reason() string {
	return object.ReadAccessDeniedDesc(x.status)
}

// ObjectNotFound describes status of the failure because of the missing object.
// Instances provide Status and StatusV2 interfaces.
type ObjectNotFound struct {
	status *statusgrpc.Status
}

func NewObjectNotFound() ObjectNotFound {
	return ObjectNotFound{
		status: new(statusgrpc.Status),
	}
}

const defaultObjectNotFoundMsg = "object not found"

func (x ObjectNotFound) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultObjectNotFoundMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusNotFound, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x ObjectNotFound) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: OBJECT_NOT_FOUND;
//   - string message: "object not found";
//   - details: empty.
func (x ObjectNotFound) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusNotFound, object.GlobalizeFail)))
	x.status.SetMessage(defaultObjectNotFoundMsg)
	return x.status
}

// ObjectAlreadyRemoved describes status of the failure because object has been
// already removed. Instances provide Status and StatusV2 interfaces.
type ObjectAlreadyRemoved struct {
	status *statusgrpc.Status
}

func NewObjectAlreadyRemoved() ObjectAlreadyRemoved {
	return ObjectAlreadyRemoved{
		status: new(statusgrpc.Status),
	}
}

const defaultObjectAlreadyRemovedMsg = "object already removed"

func (x ObjectAlreadyRemoved) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultObjectAlreadyRemovedMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusAlreadyRemoved, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x ObjectAlreadyRemoved) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: OBJECT_ALREADY_REMOVED;
//   - string message: "object already removed";
//   - details: empty.
func (x ObjectAlreadyRemoved) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusAlreadyRemoved, object.GlobalizeFail)))
	x.status.SetMessage(defaultObjectAlreadyRemovedMsg)
	return x.status
}

// ObjectOutOfRange describes status of the failure because of the incorrect
// provided object ranges.
// Instances provide Status and StatusV2 interfaces.
type ObjectOutOfRange struct {
	status *statusgrpc.Status
}

func NewObjectOutOfRange() ObjectOutOfRange {
	return ObjectOutOfRange{
		status: new(statusgrpc.Status),
	}
}

const defaultObjectOutOfRangeMsg = "out of range"

func (x ObjectOutOfRange) Error() string {
	msg := x.status.GetMessage()
	if msg == "" {
		msg = defaultObjectOutOfRangeMsg
	}

	return errMessageStatusV2(
		globalizeCodeV2(object.StatusOutOfRange, object.GlobalizeFail),
		msg,
	)
}

// implements local interface defined in FromStatusV2 func.
func (x ObjectOutOfRange) fromStatusV2(st *statusgrpc.Status) {
	if x.status == nil {
		x.status = new(statusgrpc.Status)
	}
	proto.Merge(x.status, st)
}

// ToStatusV2 implements StatusV2 interface method.
// If the value was returned by FromStatusV2, returns the source message.
// Otherwise, returns message with
//   - code: OUT_OF_RANGE;
//   - string message: "out of range";
//   - details: empty.
func (x ObjectOutOfRange) ToStatusV2() *statusgrpc.Status {
	x.status.SetCode(uint32(globalizeCodeV2(object.StatusOutOfRange, object.GlobalizeFail)))
	x.status.SetMessage(defaultObjectOutOfRangeMsg)
	return x.status
}