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DaffRestoreableMetaService

import { DaffRestoreableMetaService } from '@daffodil/seo'

@Injectable()
class DaffRestoreableMetaService implements DaffSeoRestoreableServiceInterface<DaffSeoMetaDefinition, Record<string, DaffSeoMetaDefinition>> {
  get upsertCache(): Record<string, DaffSeoMetaDefinition>
  get restoreCache(): Record<string, DaffSeoMetaDefinition>

  upsert(def: DaffSeoMetaDefinition): void
  restore(): void
  clear(): void
  emptyRestoreCache(): void
}

Properties

upsertCache
Record<string, DaffSeoMetaDefinition>
Default
Description

Stores the upserted SEO data since the last clear. This represents the SEO data managed by the service.

restoreCache
Record<string, DaffSeoMetaDefinition>
Default
Description

Stores the SEO data present on the current document when it is removed by clear. SEO data in this cache can be upserted back into the document with restore.

() Methods

upsert
void

Adds the SEO info to the page. Adds the info to the upsert cache.

@param info

Parameters
Parameterdef: DaffSeoMetaDefinition
Description
restore
void

Restores the previously cleared SEO info to the page.

clear
void

Removes all of the added SEO info from the page. Only removes what was previously added by this service, that is, what is in the upsert cache.

The SEO data that was removed is then moved to the restore cache.

emptyRestoreCache
void

Empties the restore cache. Does not affect upsert cache.