@iexec/iexec-oracle-factory-wrapper/dist/utils/utils.js

A wrapper for creating API based oracles for ethereum on the top of iExec

import CID from 'cids';
import { getSignerFromPrivateKey } from 'iexec/utils';
import { getDefaults, DEFAULT_IPFS_GATEWAY } from '../config/config.js';
import * as ipfs from './../services/ipfs/index.js';
import testRawParams from './callTester.js';
import { formatParamsJson } from './format.js';
import { computeOracleId as hashComputeOracleId } from './hash.js';
import { jsonParamSetSchema, paramSetSchema } from './validators.js';
const getParamSet = async ({ paramSetOrCid, ipfsGateway = DEFAULT_IPFS_GATEWAY, }) => {
    let paramSet;
    let paramsJson;
    let isUploaded = false;
    if (ipfs.isCid(paramSetOrCid)) {
        const cid = new CID(paramSetOrCid).toString();
        const contentBuffer = await ipfs.get(cid, { ipfsGateway }).catch(() => {
            throw Error(`Failed to load paramSetSet from CID ${cid}`);
        });
        const contentText = contentBuffer.toString();
        try {
            paramsJson = await jsonParamSetSchema().validate(contentText);
            paramSet = JSON.parse(paramsJson);
            isUploaded = true;
        }
        catch (e) {
            throw Error(`Content associated to CID ${cid} is not a valid paramSet`);
        }
    }
    else {
        paramSet = await paramSetSchema().validate(paramSetOrCid);
        paramsJson = await jsonParamSetSchema().validate(formatParamsJson(paramSet));
    }
    return { paramSet, paramsJson, isUploaded };
};
const computeOracleId = async (paramSetOrCid, { ipfsGateway = DEFAULT_IPFS_GATEWAY } = {}) => {
    const { paramSet } = await getParamSet({
        paramSetOrCid,
        ipfsGateway,
    });
    return hashComputeOracleId(paramSet);
};
export { getParamSet, computeOracleId, testRawParams, getSignerFromPrivateKey, getDefaults as getChainDefaults, };
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