88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
/**
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* Delta data access
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*
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* Copyright (C) 2010-2019 R-T Specialty, LLC.
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*
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* This file is part of the Liza Data Collection Framework.
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*
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* liza is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* These types are used to describe the structure of the token data as it
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* is stored in Mongo. It has a number of undesirable properties and
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* duplicates data---this was intended to make querying easier and work
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* around Mongo limitations.
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*
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* This structure can be changed in the future, but we'll need to maintain
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* compatibility with the existing data.
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*/
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import { DocumentId } from "../../document/Document";
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import { DeltaDocument } from "../../bucket/delta";
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/** Manage deltas */
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export interface DeltaDao
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{
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/**
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* Get documents in need of processing
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*
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* @return documents in need of processing
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*/
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getUnprocessedDocuments(): Promise<DeltaDocument[]>
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/**
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* Set the document's processed index
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*
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* @param doc_id - Document whose index will be set
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* @param type - Delta type
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*/
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advanceDeltaIndex(
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doc_id: DocumentId,
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type: string,
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): Promise<void>
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/**
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* Mark a given document as processed. First does a check to make sure that
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* the document does not have a newer update timestamp than the provided one
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*
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* @param doc_id - The document to mark
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* @param last_update_ts - The last time this document was updated
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*/
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markDocumentAsProcessed(
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doc_id: DocumentId,
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last_update_ts: UnixTimestamp,
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): Promise<void>
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/**
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* Flag the document as being in an error state
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*
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* @param doc_id - The document to flag
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*
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* @return any errors that occurred
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*/
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setErrorFlag( doc_id: DocumentId ): Promise<void>
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/**
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* Get a count of documents in an error state
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*
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* @return a count of the documents in an error state
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*/
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getErrorCount(): Promise<number>
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}
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