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42 lines
1.2 KiB
42 lines
1.2 KiB
import {
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startTransaction,
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type LdoBase,
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write,
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transactionChanges,
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getDataset,
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} from "@ldo/ldo";
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import type { DatasetChanges } from "@ldo/rdf-utils";
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import type { Resource } from "./resource/Resource";
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import type { SolidLdoDataset } from "./SolidLdoDataset";
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import type { Quad } from "@rdfjs/types";
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/**
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* Begins tracking changes to eventually commit
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* @param input A linked data object to track changes on
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* @param resources
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*/
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export function changeData<Type extends LdoBase>(
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input: Type,
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...resources: Resource[]
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): Type {
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// Clone the input and set a graph
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const [transactionLdo] = write(...resources.map((r) => r.uri)).usingCopy(
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input,
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);
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// Start a transaction with the input
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startTransaction(transactionLdo);
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// Return
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return transactionLdo;
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}
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/**
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* Commits the transaction to the global dataset, syncing all subscribing
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* components and Solid Pods
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*/
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export function commitData(
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input: LdoBase,
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): ReturnType<SolidLdoDataset["commitChangesToPod"]> {
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const changes = transactionChanges(input);
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const dataset = getDataset(input) as SolidLdoDataset;
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return dataset.commitChangesToPod(changes as DatasetChanges<Quad>);
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}
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