import { assert, expect, spy, use } from "chai"
import * as spies from "chai-spies"

import config from "../config"
import Account from "../../src/ocean/Account"
import { Ocean } from "../../src/ocean/Ocean"
import { OceanAuth } from "../../src/ocean/OceanAuth"

use(spies)

describe("OceanAuth", () => {

    let oceanAuth: OceanAuth
    let account: Account

    before(async () => {
        const ocean = await Ocean.getInstance(config)
        oceanAuth = ocean.auth
        account = (await ocean.accounts.list())[0]
    })

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

    describe("#get()", () => {
        it("should return the token for a account", async () => {
            const token = await oceanAuth.get(account)

            assert.match(token, /^0x[a-f0-9]{130}-[0-9]{0,14}/i)
        })
    })

    // Not valid using providers without support for `personal_ecRecover`
    xdescribe("#check()", () => {
        it("should return the account of a signature", async () => {
            const token = await oceanAuth.get(account)

            const address = await oceanAuth.check(token)

            assert.equal(address, account.getId())
        })

        it("should return empty address if the token is expired", async () => {
            const token = [
                "0x0cfe59ce5c35461728b4126431096e4e021a842ca1f679532c537be5f895a3607e498",
                "f2cc22f787f9c7c8a967c346d717ef50ccb9f0af418d87a86dad899e6d61b-1234567890",
            ].join("")

            const address = await oceanAuth.check(token)

            assert.equal(address, `0x${"0".repeat(40)}`)
        })
    })

    describe("#store()", () => {
        it("should sign and store the token", async () => {
            const writeTokenSpy = spy.on(oceanAuth as any, "writeToken", () => {})

            await oceanAuth.store(account)

            expect(writeTokenSpy).to.has.been.called()
        })
    })

    describe("#restore()", () => {
        it("should return a stored token", async () => {
            spy.on(oceanAuth as any, "readToken", () => "token")
            spy.on(oceanAuth as any, "check", () => account.getId())

            const token = await oceanAuth.restore(account)

            assert.equal(token, "token")
        })

        it("should not return values if there is any error", async () => {
            spy.on(oceanAuth as any, "readToken", () => "token")
            spy.on(oceanAuth as any, "check", () => "0x...")

            const token = await oceanAuth.restore(account)

            assert.isUndefined(token)
        })
    })

    describe("#isStored()", () => {
        it("should know if the token is stored", async () => {
            spy.on(oceanAuth as any, "restore", () => account.getId())

            const isStored = await oceanAuth.isStored(account)

            assert.isTrue(isStored)
        })

        it("should know if the token is not stored", async () => {
            spy.on(oceanAuth as any, "restore", () => undefined)

            const isStored = await oceanAuth.isStored(account)

            assert.isFalse(isStored)
        })
    })
})