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Batch object deletions during syncing

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This commit is contained in:
Dan Stillman 2017-07-11 04:28:40 -04:00
parent fd7c2a6f6f
commit 701a46ba84
1 changed files with 15 additions and 8 deletions
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23
chrome/content/zotero/xpcom/sync/syncEngine.js
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@ -765,6 +765,8 @@ Zotero.Sync.Data.Engine.prototype._restoreRestoredCollectionItems = async functi
* @return {Promise<Integer>} - A download result code (this.DOWNLOAD_RESULT_*)
*/
Zotero.Sync.Data.Engine.prototype._downloadDeletions = Zotero.Promise.coroutine(function* (since, newLibraryVersion) {
const batchSize = 50;
let results = yield this.apiClient.getDeleted(
this.library.libraryType,
this.libraryTypeID,
@ -856,10 +858,9 @@ Zotero.Sync.Data.Engine.prototype._downloadDeletions = Zotero.Promise.coroutine(
Zotero.debug("Cancelling sync");
throw new Zotero.Sync.UserCancelledException();
}
let concurrentObjects = 50;
yield Zotero.Utilities.Internal.forEachChunkAsync(
mergeData,
concurrentObjects,
batchSize,
function (chunk) {
return Zotero.DB.executeTransaction(function* () {
for (let json of chunk) {
@ -882,14 +883,20 @@ Zotero.Sync.Data.Engine.prototype._downloadDeletions = Zotero.Promise.coroutine(
}
if (toDelete.length) {
yield Zotero.DB.executeTransaction(function* () {
for (let obj of toDelete) {
yield obj.erase({
skipEditCheck: true,
skipDeleteLog: true
yield Zotero.Utilities.Internal.forEachChunkAsync(
toDelete,
batchSize,
function (chunk) {
return Zotero.DB.executeTransaction(function* () {
for (let obj of chunk) {
yield obj.erase({
skipEditCheck: true,
skipDeleteLog: true
});
}
});
}
});
);
}
}