import { assert, spy, use } from 'chai'
import spies from 'chai-spies'

import { Ocean } from '../../src/ocean/Ocean'
import config from '../config'
import { Account } from '../../src/squid'
import { OceanCompute, ComputeJobStatus } from '../../src/ocean/OceanCompute'

use(spies)

const responsify = async data => ({
    ok: true,
    json: () => Promise.resolve(data)
})

describe('OceanCompute', () => {
    let ocean: Ocean
    let account: Account
    let compute: OceanCompute

    before(async () => {
        ocean = await Ocean.getInstance(config)
        ;[account] = await ocean.accounts.list()
        compute = ocean.compute // eslint-disable-line prefer-destructuring
    })

    afterEach(() => {
        spy.restore()
    })

    describe('#start()', () => {
        it('should start a new job', async () => {
            spy.on(ocean.utils.fetch, 'post', () => responsify({ jobId: 'my-job-id' }))

            const response = await compute.start(account, 'xxx', 'xxx')
            assert(response.jobId === 'my-job-id')
        })
    })

    describe('#stop()', () => {
        it('should stop a job', async () => {
            spy.on(ocean.utils.fetch, 'put', () =>
                responsify({ status: ComputeJobStatus.Completed })
            )

            const response = await compute.stop(account, 'xxx', 'xxx')
            assert(response.status === ComputeJobStatus.Completed)
        })
    })

    describe('#restart()', () => {
        it('should restart a job', async () => {
            spy.on(ocean.utils.fetch, 'put', () => responsify({ status: 6 }))
            spy.on(ocean.utils.fetch, 'post', () => responsify({ jobId: 'my-job-id' }))

            const response = await compute.restart(account, 'xxx', 'xxx')
            assert(response.jobId === 'my-job-id')
        })
    })

    describe('#delete()', () => {
        it('should delete a job', async () => {
            spy.on(ocean.utils.fetch, 'delete', () =>
                responsify({ status: ComputeJobStatus.Deleted })
            )

            const response = await compute.delete(account, 'xxx', 'xxx')
            assert(response.status === ComputeJobStatus.Deleted)
        })
    })

    describe('#status()', () => {
        it('should get the status of one job', async () => {
            spy.on(ocean.utils.fetch, 'get', () =>
                responsify([{ status: ComputeJobStatus.Started }])
            )

            const response = await compute.status(account, 'xxx', 'xxx')
            assert(response.length === 1)
            assert(response[0].status === ComputeJobStatus.Started)
        })

        it('should get the status of multiple jobs', async () => {
            spy.on(ocean.utils.fetch, 'get', () =>
                responsify([
                    { status: ComputeJobStatus.Started },
                    { status: ComputeJobStatus.Started }
                ])
            )

            const response = await compute.status(account, 'xxx')
            assert(response.length === 2)
            assert(response[0].status === ComputeJobStatus.Started)
        })

        it('should get all jobs for one owner', async () => {
            spy.on(ocean.utils.fetch, 'get', () =>
                responsify([
                    { status: ComputeJobStatus.Started },
                    { status: ComputeJobStatus.Started }
                ])
            )

            const response = await compute.status(account)
            assert(response.length === 2)
            assert(response[0].status === ComputeJobStatus.Started)
        })
    })
})