any-sync/service/sync/requesthandler.go
2022-07-15 18:10:31 +02:00

65 lines
1.8 KiB
Go

package sync
import (
"context"
"github.com/anytypeio/go-anytype-infrastructure-experiments/pkg/acl/acltree"
"github.com/anytypeio/go-anytype-infrastructure-experiments/service/sync/syncpb"
"github.com/anytypeio/go-anytype-infrastructure-experiments/service/treecache"
"github.com/anytypeio/go-anytype-infrastructure-experiments/util/slice"
)
type requestHander struct {
treeCache treecache.Service
client SyncClient
}
func (r *requestHander) HandleHeadUpdate(ctx context.Context, senderId string, update *syncpb.SyncHeadUpdate) (err error) {
var fullRequest *syncpb.SyncFullRequest
var snapshotPath []string
var result acltree.AddResult
defer func() {
if err != nil || fullRequest != nil {
return
}
newUpdate := &syncpb.SyncHeadUpdate{
Heads: result.Heads,
Changes: result.Added,
SnapshotPath: snapshotPath,
TreeId: update.TreeId,
}
err = r.client.NotifyHeadsChanged(newUpdate)
}()
err = r.treeCache.Do(ctx, update.TreeId, func(tree acltree.ACLTree) error {
// TODO: check if we already have those changes
result, err = tree.AddRawChanges(ctx, update.Changes...)
if err != nil {
return err
}
shouldFullSync := !slice.UnsortedEquals(update.Heads, tree.Heads())
snapshotPath = tree.SnapshotPath()
if shouldFullSync {
fullRequest, err = r.prepareFullSyncRequest(tree)
if err != nil {
return err
}
}
return nil
})
if err != nil {
return err
}
if fullRequest != nil {
return r.client.RequestFullSync(senderId, fullRequest)
}
return
}
func (r *requestHander) HandleFullSync(ctx context.Context, senderId string, request *syncpb.SyncFullRequest) error {
return nil
}
func (r *requestHander) prepareFullSyncRequest(tree acltree.ACLTree) (*syncpb.SyncFullRequest, error) {
return nil, nil
}