Class Desmo

This method is used to submit a query

Example

// Sign in with a RPC provider and a private key
const walletSigner: WalletSignerJsonRpc = new WalletSignerJsonRpc(chainURL);
walletSigner.signInWithPrivateKey(privateKEY);
// Otherwise Sign in with MetaMask
// const walletSigner = new WalletSignerMetamask(window.ethereum);
const desmohub: DesmoHub = new DesmoHub(walletSigner);
const desmoContract = new DesmoContract(walletSigner);
const eventPromise = firstValueFrom(desmoHub.requestID$);
await desmoHub.getNewRequestID();
const event = await eventPromise;
   const query = {
     prefixList: [
       { abbreviation: 'desmo', completeURI: 'https://desmo.vaimee.it/' },
       { abbreviation: 'qudt', completeURI: 'http://qudt.org/schema/qudt/' },
       {
         abbreviation: 'xsd',
         completeURI: 'http://www.w3.org/2001/XMLSchema/',
       },
       {
         abbreviation: 'monas',
         completeURI: 'https://pod.dasibreaker.vaimee.it/monas/',
       },
     ],
     property: { identifier: 'value', unit: 'qudt:DEG_C', datatype: 1 },
     staticFilter: '$[?(@["type"]=="Sensor")]',
   };
await desmoContract.buyQuery(
 event.requestID,
 JSON.stringify(query),
 iExecDAppAddress,
);

connect the desmo contract to the wallet

Returns

the result of the query

Returns