rxdb
Version:
A local-first realtime NoSQL Database for JavaScript applications - https://rxdb.info/
58 lines (57 loc) • 1.88 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.docStateToWriteDoc = docStateToWriteDoc;
exports.getUnderlyingPersistentStorage = getUnderlyingPersistentStorage;
exports.stripAttachmentsDataFromMetaWriteRows = stripAttachmentsDataFromMetaWriteRows;
exports.writeDocToDocState = writeDocToDocState;
var _index = require("../plugins/utils/index.js");
var _rxStorageHelper = require("../rx-storage-helper.js");
function docStateToWriteDoc(databaseInstanceToken, hasAttachments, keepMeta, docState, previous) {
var docData = Object.assign({}, docState, {
_attachments: hasAttachments && docState._attachments ? docState._attachments : {},
_meta: keepMeta ? docState._meta : Object.assign({}, previous ? previous._meta : {}, {
lwt: (0, _index.now)()
}),
_rev: keepMeta ? docState._rev : (0, _index.getDefaultRevision)()
});
if (!docData._rev) {
docData._rev = (0, _index.createRevision)(databaseInstanceToken, previous);
}
return docData;
}
function writeDocToDocState(writeDoc, keepAttachments, keepMeta) {
var ret = (0, _index.flatClone)(writeDoc);
if (!keepAttachments) {
delete ret._attachments;
}
if (!keepMeta) {
delete ret._meta;
delete ret._rev;
}
return ret;
}
function stripAttachmentsDataFromMetaWriteRows(state, rows) {
if (!state.hasAttachments) {
return rows;
}
return rows.map(row => {
var document = (0, _index.clone)(row.document);
document.docData = (0, _rxStorageHelper.stripAttachmentsDataFromDocument)(document.docData);
return {
document,
previous: row.previous
};
});
}
function getUnderlyingPersistentStorage(instance) {
while (true) {
if (instance.underlyingPersistentStorage) {
instance = instance.underlyingPersistentStorage;
} else {
return instance;
}
}
}
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