package container

import (
	container "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/container/grpc"
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/netmap"
	netmapGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/netmap/grpc"
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs"
	refsGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/refs/grpc"
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/grpc"
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/message"
	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session"
	sessionGRPC "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/session/grpc"
)

func (a *Attribute) ToGRPCMessage() grpc.Message {
	var m *container.Container_Attribute

	if a != nil {
		m = new(container.Container_Attribute)

		m.SetKey(a.key)
		m.SetValue(a.val)
	}

	return m
}

func (a *Attribute) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.Container_Attribute)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	a.key = v.GetKey()
	a.val = v.GetValue()

	return nil
}

func AttributesToGRPC(xs []Attribute) (res []container.Container_Attribute) {
	if xs != nil {
		res = make([]container.Container_Attribute, 0, len(xs))

		for i := range xs {
			res = append(res, *xs[i].ToGRPCMessage().(*container.Container_Attribute))
		}
	}

	return
}

func AttributesFromGRPC(xs []container.Container_Attribute) (res []Attribute, err error) {
	if xs != nil {
		res = make([]Attribute, len(xs))

		for i := range xs {
			err = res[i].FromGRPCMessage(&xs[i])
			if err != nil {
				return
			}
		}
	}

	return
}

func (c *Container) ToGRPCMessage() grpc.Message {
	var m *container.Container

	if c != nil {
		m = new(container.Container)

		m.SetVersion(c.version.ToGRPCMessage().(*refsGRPC.Version))
		m.SetOwnerId(c.ownerID.ToGRPCMessage().(*refsGRPC.OwnerID))
		m.SetPlacementPolicy(c.policy.ToGRPCMessage().(*netmapGRPC.PlacementPolicy))
		m.SetAttributes(AttributesToGRPC(c.attr))
		m.SetBasicAcl(c.basicACL)
		m.SetNonce(c.nonce)
	}

	return m
}

func (c *Container) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.Container)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	version := v.GetVersion()
	if version == nil {
		c.version = nil
	} else {
		if c.version == nil {
			c.version = new(refs.Version)
		}

		err = c.version.FromGRPCMessage(version)
		if err != nil {
			return err
		}
	}

	ownerID := v.GetOwnerId()
	if ownerID == nil {
		c.ownerID = nil
	} else {
		if c.ownerID == nil {
			c.ownerID = new(refs.OwnerID)
		}

		err = c.ownerID.FromGRPCMessage(ownerID)
		if err != nil {
			return err
		}
	}

	policy := v.GetPlacementPolicy()
	if policy == nil {
		c.policy = nil
	} else {
		if c.policy == nil {
			c.policy = new(netmap.PlacementPolicy)
		}

		err = c.policy.FromGRPCMessage(policy)
		if err != nil {
			return err
		}
	}

	c.attr, err = AttributesFromGRPC(v.GetAttributes())
	if err != nil {
		return err
	}

	c.basicACL = v.GetBasicAcl()
	c.nonce = v.GetNonce()

	return nil
}

func toSignatureRFC6979(s *refs.Signature) *refsGRPC.SignatureRFC6979 {
	var res *refsGRPC.SignatureRFC6979

	if s != nil {
		res = new(refsGRPC.SignatureRFC6979)
		res.SetKey(s.GetKey())
		res.SetSign(s.GetSign())
	}

	return res
}

func (r *PutRequestBody) ToGRPCMessage() grpc.Message {
	var m *container.PutRequest_Body

	if r != nil {
		m = new(container.PutRequest_Body)

		m.SetContainer(r.cnr.ToGRPCMessage().(*container.Container))
		m.SetSignature(toSignatureRFC6979(r.sig))
	}

	return m
}

func (r *PutRequestBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.PutRequest_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	cnr := v.GetContainer()
	if cnr == nil {
		r.cnr = nil
	} else {
		if r.cnr == nil {
			r.cnr = new(Container)
		}

		err = r.cnr.FromGRPCMessage(cnr)
		if err != nil {
			return err
		}
	}

	sig := v.GetSignature()
	if sig == nil {
		r.sig = nil
	} else {
		if r.sig == nil {
			r.sig = new(refs.Signature)
		}

		r.sig.SetKey(sig.GetKey())
		r.sig.SetSign(sig.GetSign())
	}

	return err
}

func (r *PutRequest) ToGRPCMessage() grpc.Message {
	var m *container.PutRequest

	if r != nil {
		m = new(container.PutRequest)

		m.SetBody(r.body.ToGRPCMessage().(*container.PutRequest_Body))
		r.RequestHeaders.ToMessage(m)
	}

	return m
}

func (r *PutRequest) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.PutRequest)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(PutRequestBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.RequestHeaders.FromMessage(v)
}

func (r *PutResponseBody) ToGRPCMessage() grpc.Message {
	var m *container.PutResponse_Body

	if r != nil {
		m = new(container.PutResponse_Body)

		m.SetContainerId(r.cid.ToGRPCMessage().(*refsGRPC.ContainerID))
	}

	return m
}

func (r *PutResponseBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.PutResponse_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	cid := v.GetContainerId()
	if cid == nil {
		r.cid = nil
	} else {
		if r.cid == nil {
			r.cid = new(refs.ContainerID)
		}

		err = r.cid.FromGRPCMessage(cid)
	}

	return err
}

func (r *PutResponse) ToGRPCMessage() grpc.Message {
	var m *container.PutResponse

	if r != nil {
		m = new(container.PutResponse)

		m.SetBody(r.body.ToGRPCMessage().(*container.PutResponse_Body))
		r.ResponseHeaders.ToMessage(m)
	}

	return m
}

func (r *PutResponse) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.PutResponse)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(PutResponseBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.ResponseHeaders.FromMessage(v)
}

func (r *GetRequestBody) ToGRPCMessage() grpc.Message {
	var m *container.GetRequest_Body

	if r != nil {
		m = new(container.GetRequest_Body)

		m.SetContainerId(r.cid.ToGRPCMessage().(*refsGRPC.ContainerID))
	}

	return m
}

func (r *GetRequestBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.GetRequest_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	cid := v.GetContainerId()
	if cid == nil {
		r.cid = nil
	} else {
		if r.cid == nil {
			r.cid = new(refs.ContainerID)
		}

		err = r.cid.FromGRPCMessage(cid)
	}

	return err
}

func (r *GetRequest) ToGRPCMessage() grpc.Message {
	var m *container.GetRequest

	if r != nil {
		m = new(container.GetRequest)

		m.SetBody(r.body.ToGRPCMessage().(*container.GetRequest_Body))
		r.RequestHeaders.ToMessage(m)
	}

	return m
}

func (r *GetRequest) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.GetRequest)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(GetRequestBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.RequestHeaders.FromMessage(v)
}

func (r *GetResponseBody) ToGRPCMessage() grpc.Message {
	var m *container.GetResponse_Body

	if r != nil {
		m = new(container.GetResponse_Body)

		m.SetContainer(r.cnr.ToGRPCMessage().(*container.Container))
		m.SetSessionToken(r.token.ToGRPCMessage().(*sessionGRPC.SessionToken))
		m.SetSignature(toSignatureRFC6979(r.sig))
	}

	return m
}

func (r *GetResponseBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.GetResponse_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	cnr := v.GetContainer()
	if cnr == nil {
		r.cnr = nil
	} else {
		if r.cnr == nil {
			r.cnr = new(Container)
		}

		err = r.cnr.FromGRPCMessage(cnr)
	}

	sig := v.GetSignature()
	if sig == nil {
		r.sig = nil
	} else {
		if r.sig == nil {
			r.sig = new(refs.Signature)
		}

		r.sig.SetKey(sig.GetKey())
		r.sig.SetSign(sig.GetSign())
	}

	token := v.GetSessionToken()
	if token == nil {
		r.token = nil
	} else {
		if r.token == nil {
			r.token = new(session.Token)
		}

		err = r.token.FromGRPCMessage(token)
	}

	return err
}

func (r *GetResponse) ToGRPCMessage() grpc.Message {
	var m *container.GetResponse

	if r != nil {
		m = new(container.GetResponse)

		m.SetBody(r.body.ToGRPCMessage().(*container.GetResponse_Body))
		r.ResponseHeaders.ToMessage(m)
	}

	return m
}

func (r *GetResponse) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.GetResponse)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(GetResponseBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.ResponseHeaders.FromMessage(v)
}

func (r *DeleteRequestBody) ToGRPCMessage() grpc.Message {
	var m *container.DeleteRequest_Body

	if r != nil {
		m = new(container.DeleteRequest_Body)

		m.SetContainerId(r.cid.ToGRPCMessage().(*refsGRPC.ContainerID))
		m.SetSignature(toSignatureRFC6979(r.sig))
	}

	return m
}

func (r *DeleteRequestBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.DeleteRequest_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	cid := v.GetContainerId()
	if cid == nil {
		r.cid = nil
	} else {
		if r.cid == nil {
			r.cid = new(refs.ContainerID)
		}

		err = r.cid.FromGRPCMessage(cid)
		if err != nil {
			return err
		}
	}

	sig := v.GetSignature()
	if sig == nil {
		r.sig = nil
	} else {
		if r.sig == nil {
			r.sig = new(refs.Signature)
		}

		r.sig.SetKey(sig.GetKey())
		r.sig.SetSign(sig.GetSign())
	}

	return err
}

func (r *DeleteRequest) ToGRPCMessage() grpc.Message {
	var m *container.DeleteRequest

	if r != nil {
		m = new(container.DeleteRequest)

		m.SetBody(r.body.ToGRPCMessage().(*container.DeleteRequest_Body))
		r.RequestHeaders.ToMessage(m)
	}

	return m
}

func (r *DeleteRequest) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.DeleteRequest)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(DeleteRequestBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.RequestHeaders.FromMessage(v)
}

func (r *DeleteResponseBody) ToGRPCMessage() grpc.Message {
	var m *container.DeleteResponse_Body

	if r != nil {
		m = new(container.DeleteResponse_Body)
	}

	return m
}

func (r *DeleteResponseBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.DeleteResponse_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	return nil
}

func (r *DeleteResponse) ToGRPCMessage() grpc.Message {
	var m *container.DeleteResponse

	if r != nil {
		m = new(container.DeleteResponse)

		m.SetBody(r.body.ToGRPCMessage().(*container.DeleteResponse_Body))
		r.ResponseHeaders.ToMessage(m)
	}

	return m
}

func (r *DeleteResponse) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.DeleteResponse)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(DeleteResponseBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.ResponseHeaders.FromMessage(v)
}

func (r *ListRequestBody) ToGRPCMessage() grpc.Message {
	var m *container.ListRequest_Body

	if r != nil {
		m = new(container.ListRequest_Body)

		m.SetOwnerId(r.ownerID.ToGRPCMessage().(*refsGRPC.OwnerID))
	}

	return m
}

func (r *ListRequestBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.ListRequest_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	ownerID := v.GetOwnerId()
	if ownerID == nil {
		r.ownerID = nil
	} else {
		if r.ownerID == nil {
			r.ownerID = new(refs.OwnerID)
		}

		err = r.ownerID.FromGRPCMessage(ownerID)
	}

	return err
}

func (r *ListRequest) ToGRPCMessage() grpc.Message {
	var m *container.ListRequest

	if r != nil {
		m = new(container.ListRequest)

		m.SetBody(r.body.ToGRPCMessage().(*container.ListRequest_Body))
		r.RequestHeaders.ToMessage(m)
	}

	return m
}

func (r *ListRequest) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.ListRequest)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(ListRequestBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.RequestHeaders.FromMessage(v)
}

func (r *ListResponseBody) ToGRPCMessage() grpc.Message {
	var m *container.ListResponse_Body

	if r != nil {
		m = new(container.ListResponse_Body)

		m.SetContainerIds(refs.ContainerIDsToGRPCMessage(r.cidList))
	}

	return m
}

func (r *ListResponseBody) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.ListResponse_Body)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	r.cidList, err = refs.ContainerIDsFromGRPCMessage(v.GetContainerIds())

	return err
}

func (r *ListResponse) ToGRPCMessage() grpc.Message {
	var m *container.ListResponse

	if r != nil {
		m = new(container.ListResponse)

		m.SetBody(r.body.ToGRPCMessage().(*container.ListResponse_Body))
		r.ResponseHeaders.ToMessage(m)
	}

	return m
}

func (r *ListResponse) FromGRPCMessage(m grpc.Message) error {
	v, ok := m.(*container.ListResponse)
	if !ok {
		return message.NewUnexpectedMessageType(m, v)
	}

	var err error

	body := v.GetBody()
	if body == nil {
		r.body = nil
	} else {
		if r.body == nil {
			r.body = new(ListResponseBody)
		}

		err = r.body.FromGRPCMessage(body)
		if err != nil {
			return err
		}
	}

	return r.ResponseHeaders.FromMessage(v)
}