/**
 * We use the feature `ipfsOnEthereum` in our subgraph to resolve metadata from IPFS
 * and store them in the graph. In order for the graph node to reliably resolve them,
 * we need to add the metadata additionally to the IPFS node of the graph.
 * See https://thegraph.com/docs/en/developer/assemblyscript-api/#ipfs-api
 */
export async function storeMetadataOnTheGraph(args) {
    if (args.metadataStorage &&
        args.theGraphStorage &&
        !!args.metadataUriOrHash) {
        const metadata = await args.metadataStorage.getMetadata(args.metadataUriOrHash);
        const metadataUri = await args.theGraphStorage.storeMetadata(metadata);
        return metadataUri;
    }
    return null;
}
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