squid-js/src/examples/SignAgreement.ts

import DDO from "../ddo/DDO"
import MetaData from "../ddo/MetaData"
import IdGenerator from "../ocean/IdGenerator"
import {Account, Logger, Ocean} from "../squid"

(async () => {
    const ocean: Ocean = await Ocean.getInstance({
        nodeUri: "http://localhost:8545",
        aquariusUri: "http://localhost:5000",
        brizoUri: "https://localhost:8030",
        parityUri: "http://localhost:9545",
        secretStoreUri: "https://secret-store.dev-ocean.com",
        threshold: 2,
        password: "unittest",
        address: "0xed243adfb84a6626eba46178ccb567481c6e655d",
    })

    const publisher: Account = (await ocean.getAccounts())[0]
    const consumer: Account = (await ocean.getAccounts())[1]

    const metaData = {
        base: {
            name: "Office Humidity",
            type: "dataset",
            description: "Weather information of UK including temperature and humidity",
            size: "3.1gb",
            dateCreated: "2012-02-01T10:55:11+00:00",
            author: "Met Office",
            license: "CC-BY",
            copyrightHolder: "Met Office",
            encoding: "UTF-8",
            compression: "zip",
            contentType: "text/csv",
            // tslint:disable-next-line
            workExample: "stationId,latitude,longitude,datetime,temperature,humidity423432fsd,51.509865,-0.118092,2011-01-01T10:55:11+00:00,7.2,68",
            contentUrls: [
                "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
                "https://testocnfiles.blob.core.windows.net/testfiles/testzkp.zip",
            ],
            links: [
                {
                    sample1: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-daily/",
                },
                {
                    sample2: "http://data.ceda.ac.uk/badc/ukcp09/data/gridded-land-obs/gridded-land-obs-averages-25km/",
                },
                {
                    fieldsDescription: "http://data.ceda.ac.uk/badc/ukcp09/",
                },
            ],
            inLanguage: "en",
            tags: "weather, uk, 2011, temperature, humidity",
            price: 10,
        },
    }

    const ddo: DDO = await ocean.registerAsset(metaData as MetaData, publisher)
    Logger.log("did", ddo.id)

    const serviceAgreementId: string = IdGenerator.generateId()
    const serviceAgreementSignature = await ocean.signServiceAgreement(ddo.id, serviceAgreementId, consumer)
    Logger.log("ServiceAgreement Signature:", serviceAgreementSignature)
})()