3
0
corteza/federation/service/processer_structure.go

124 lines
2.7 KiB
Go

package service
import (
"context"
"github.com/cortezaproject/corteza-server/federation/types"
"github.com/cortezaproject/corteza-server/pkg/auth"
"github.com/cortezaproject/corteza-server/pkg/decoder"
st "github.com/cortezaproject/corteza-server/system/types"
)
type (
structureProcesser struct {
SyncService *Sync
Node *types.Node
User *st.User
}
structureProcesserResponse struct {
ModuleID uint64
Processed int
}
)
// Process gets the payload from syncer and
// uses the decode package to decode the whole set, depending on
// the filtering that was used (limit)
func (dp *structureProcesser) Process(ctx context.Context, payload []byte) (ProcesserResponse, error) {
processed := 0
o, err := decoder.DecodeFederationModuleSync([]byte(payload))
if err != nil {
return structureProcesserResponse{
Processed: processed,
}, err
}
if len(o) == 0 {
return structureProcesserResponse{
Processed: processed,
}, nil
}
ctx = auth.SetSuperUserContext(ctx)
for _, em := range o {
new := &types.SharedModule{
NodeID: dp.Node.ID,
ExternalFederationModuleID: em.ID,
Fields: em.Fields,
Handle: em.Handle,
Name: em.Name,
}
existing, err := dp.SyncService.LookupSharedModule(ctx, new)
if err != nil {
return structureProcesserResponse{
ModuleID: new.ExternalFederationModuleID,
Processed: processed,
}, err
}
// create
{
if existing == nil {
_, err := dp.SyncService.CreateSharedModule(ctx, new)
if err != nil {
return structureProcesserResponse{
ModuleID: new.ExternalFederationModuleID,
Processed: processed,
}, err
}
processed++
continue
}
}
// update
{
canUpdate, err := dp.SyncService.CanUpdateSharedModule(ctx, new, existing)
if err != nil {
return structureProcesserResponse{
ModuleID: existing.ExternalFederationModuleID,
Processed: processed,
}, err
}
// stop the sync for this module
if !canUpdate {
return structureProcesserResponse{
ModuleID: new.ExternalFederationModuleID,
Processed: processed,
}, SharedModuleErrFederationSyncStructureChanged(&sharedModuleActionProps{module: existing})
}
existing.Name = new.Name
existing.Handle = new.Handle
existing.Fields = new.Fields
_, err = dp.SyncService.UpdateSharedModule(ctx, existing)
if err != nil {
return structureProcesserResponse{
ModuleID: existing.ExternalFederationModuleID,
Processed: processed,
}, err
}
processed++
continue
}
}
// use paging, but only one per-time
return structureProcesserResponse{
ModuleID: o[0].ID,
Processed: processed,
}, err
}