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Chunked IndexedDB puts #1317

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May 6, 2024
Merged

Chunked IndexedDB puts #1317

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18 changes: 12 additions & 6 deletions src/r2mm/manager/PackageDexieStore.ts
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Original file line number Diff line number Diff line change
@@ -1,6 +1,7 @@
import Dexie, { Table } from 'dexie';

import ThunderstoreMod from '../../model/ThunderstoreMod';
import * as ArrayUtils from '../../utils/ArrayUtils';

interface DexieVersion {
full_name: string;
Expand Down Expand Up @@ -57,11 +58,14 @@ const db = new PackageDexieStore();
// TODO: user type guards to validate (part of) the data before operations?
export async function updateFromApiResponse(community: string, packages: any[]) {
const extra = {community, date_fetched: new Date()};
const newPackages: DexiePackage[] = packages.map((pkg, i) => ({
...pkg,
...extra,
default_order: i
}));
const newPackageChunks: DexiePackage[][] = ArrayUtils.chunk(
packages.map((pkg, i) => ({
...pkg,
...extra,
default_order: i
})),
5000
);

await db.transaction(
'rw',
Expand All @@ -76,7 +80,9 @@ export async function updateFromApiResponse(community: string, packages: any[])
// for big lists since the small ones are fast enough anyway, and
// this approach also works better with the plans to use pagination
// when fetching the package list in the future.
await db.packages.bulkPut(newPackages);
await Promise.all(
newPackageChunks.map((chunk) => db.packages.bulkPut(chunk))
);

// Find packages that were no longer returned by the API and delete them.
// .bulkDelete is faster than calling .delete() on the Collection
Expand Down
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