import {assert} from "chai"
import ConfigProvider from "../../src/ConfigProvider"
import DDOCondition from "../../src/ddo/Condition"
import DDO from "../../src/ddo/DDO"
import Parameter from "../../src/ddo/Parameter"
import Service from "../../src/ddo/Service"
import Account from "../../src/ocean/Account"
import IdGenerator from "../../src/ocean/IdGenerator"
import Ocean from "../../src/ocean/Ocean"
import Condition from "../../src/ocean/ServiceAgreements/Condition"
import ServiceAgreement from "../../src/ocean/ServiceAgreements/ServiceAgreement"
import ServiceAgreementTemplate from "../../src/ocean/ServiceAgreements/ServiceAgreementTemplate"
import Access from "../../src/ocean/ServiceAgreements/Templates/Access"
import WebServiceConnectorProvider from "../../src/utils/WebServiceConnectorProvider"
import config from "../config"
import TestContractHandler from "../keeper/TestContractHandler"
import WebServiceConnectorMock from "../mocks/WebServiceConnector.mock"

let ocean: Ocean
let accounts: Account[]
let publisherAccount: Account
let consumerAccount: Account

let service: Service

describe("ServiceAgreement", () => {

    before(async () => {
        ConfigProvider.setConfig(config)
        await TestContractHandler.prepareContracts()
        ocean = await Ocean.getInstance(config)
        accounts = await ocean.getAccounts()

        publisherAccount = accounts[1]
        consumerAccount = accounts[2]

        const serviceAgreementTemplate: ServiceAgreementTemplate =
            new ServiceAgreementTemplate(new Access())

        // get condition keys from template
        const conditions: Condition[] = await serviceAgreementTemplate.getConditions()

        // create ddo conditions out of the keys
        const ddoConditions: DDOCondition[] = conditions.map((condition): DDOCondition => {
            return {
                contractName: condition.methodReflection.contractName,
                methodName: condition.methodReflection.methodName,
                timeout: condition.timeout,
                conditionKey: condition.condtionKey,
                parameters: condition.methodReflection.inputs.map((input) => {
                    return {
                        ...input,
                        value: "xx",
                    }as Parameter
                }),
            } as DDOCondition
        })

        service = {
            type: "Access",
            serviceDefinitionId: IdGenerator.generateId(),
            templateId: serviceAgreementTemplate.getId(),
            conditions: ddoConditions,
        } as Service
    })

    describe("#signServiceAgreement()", () => {
        it("should sign an service agreement", async () => {

            const id: string = IdGenerator.generateId()
            const did: string = `did:op:${id}`
            const ddo = new DDO({id: did, service: [service]})
            const assetId: string = IdGenerator.generateId()
            const serviceAgreementId: string = IdGenerator.generateId()

            // @ts-ignore
            WebServiceConnectorProvider.setConnector(new WebServiceConnectorMock(ddo))

            const serviceAgreementSignature: string =
                await ServiceAgreement.signServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, consumerAccount)

            assert(serviceAgreementSignature)
            assert(serviceAgreementSignature.startsWith("0x"))
        })
    })

    describe("#executeServiceAgreement()", () => {
        it("should execute an service agreement", async () => {

            const id: string = IdGenerator.generateId()
            const did: string = `did:op:${id}`
            const ddo = new DDO({id: did, service: [service]})
            const assetId: string = IdGenerator.generateId()
            const serviceAgreementId: string = IdGenerator.generateId()

            // @ts-ignore
            WebServiceConnectorProvider.setConnector(new WebServiceConnectorMock(ddo))
            const serviceAgreementSignature: string =
                await ServiceAgreement.signServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, consumerAccount)

            const serviceAgreement: ServiceAgreement =
                await ServiceAgreement.executeServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, serviceAgreementSignature, consumerAccount, publisherAccount)
            assert(serviceAgreement)

            const serviceDefinitionId = serviceAgreement.getId()
            assert(serviceDefinitionId)
            assert(serviceDefinitionId !== did)
        })
    })

    describe("#getStatus()", () => {
        it("should get the status of a newly created service agreement", async () => {

            const id: string = IdGenerator.generateId()
            const did: string = `did:op:${id}`
            const ddo = new DDO({id: did, service: [service]})
            const assetId: string = IdGenerator.generateId()
            const serviceAgreementId: string = IdGenerator.generateId()

            // @ts-ignore
            WebServiceConnectorProvider.setConnector(new WebServiceConnectorMock(ddo))
            const serviceAgreementSignature: string =
                await ServiceAgreement.signServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, consumerAccount)
            assert(serviceAgreementSignature)

            const serviceAgreement: ServiceAgreement =
                await ServiceAgreement.executeServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, serviceAgreementSignature, consumerAccount, publisherAccount)
            assert(serviceAgreement)

            const status = await serviceAgreement.getStatus()
            assert(status === false)
        })
    })

    describe("#grantAccess()", () => {
        it("should grant access in that service agreement", async () => {

            const id: string = IdGenerator.generateId()
            const did: string = `did:op:${id}`
            const ddo = new DDO({id: did, service: [service]})
            const assetId: string = IdGenerator.generateId()
            const serviceAgreementId: string = IdGenerator.generateId()

            // @ts-ignore
            WebServiceConnectorProvider.setConnector(new WebServiceConnectorMock(ddo))
            const serviceAgreementSignature: string =
                await ServiceAgreement.signServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, consumerAccount)
            assert(serviceAgreementSignature)

            const serviceAgreement: ServiceAgreement =
                await ServiceAgreement.executeServiceAgreement(assetId, ddo, service.serviceDefinitionId,
                    serviceAgreementId, serviceAgreementSignature, consumerAccount, publisherAccount)
            assert(serviceAgreement)

            const fulfilled: boolean = await serviceAgreement.grantAccess(assetId, IdGenerator.generateId())
            assert(fulfilled)
        })
    })
})