package helpers

import (
	"forge.redroom.link/yves/meowlib"
	"forge.redroom.link/yves/meowlib/client"
	"google.golang.org/protobuf/proto"
)

// Got it by the message background check
// => noInvitationGetAnswer

// InvitationGetAnswerReadResponse
// Called by the invitation initiator
// invitationAnswerData: the data received from the server
// invitationServerUid: the uid of the server holding the invitation
func InvitationGetAnswerReadResponse(invitation *meowlib.Invitation) (*client.Peer, string, error) {

	// decode the payload
	var invitationAnswer meowlib.PackedUserMessage
	err := proto.Unmarshal(invitation.Payload, &invitationAnswer)
	if err != nil {
		return nil, "InvitationGetAnswerReadResponse: Unmarshal", err
	}
	// retreive user public key to check usermessage signature
	// contactPublikKey := serverMsg.Invitation.From
	peer := client.GetConfig().GetIdentity().Peers.GetFromInvitationId(invitation.Uuid)
	peer.ContactPublicKey = invitation.From
	if peer != nil {

		// process the packed user message
		usermsg, err := peer.ProcessInboundUserMessage(invitationAnswer.Payload, invitationAnswer.Signature)
		if err != nil {
			return nil, "InvitationGetAnswerReadResponse: ProcessInboundUserMessage", err
		}
		decodedInvitation := usermsg.Invitation
		var cc meowlib.ContactCard
		err = proto.Unmarshal(decodedInvitation.Payload, &cc)
		if err != nil {
			return nil, "InvitationGetAnswerReadResponse: Unmarshal", err
		}

		// finalize the invitation
		//	id := client.GetConfig().GetIdentity()
		peer.ContactLookupKey = cc.ContactPublicKey
		peer.ContactEncryption = cc.EncryptionPublicKey
		for _, server := range cc.PullServers {
			peer.ContactPullServers = append(peer.ContactPullServers, server.GetUid())
		}
		client.GetConfig().GetIdentity().Save()
		//	cc, err := id.FinalizeInvitation(serverMsg.Invitation.)
	}
	return peer, "", nil
}