require('dotenv').load silent: true
_ = require 'lodash'
{expect} = require 'chai'
fx = require '../../index'

id = '101-011-5748031-001'

describe '--- Integration Tests ---', ->
  describe 'accounts', ->
    describe 'GET /accounts[/:id]', ->
      it 'should get the accounts', ->
        {accounts} = await fx.accounts()

        expect(_.size(accounts)).to.be.equal 1

      it 'should return the account by id', ->
        {account} = await fx.accounts {id}

        expect(account.id).to.be.equal id
        expect(account.alias).to.be.equal 'Primary'

    describe 'PATCH /accounts/:id', ->
      it 'should configure the account', ->
        {clientConfigureTransaction: {alias}} = await fx('patch').accounts {id, alias: 'Default'}
        expect(alias).to.be.equal 'Default'

        # Change back to Primary
        fx('patch').accounts {id, alias: 'Primary'}

    describe 'GET /accounts/:id/summary', ->
      it 'should return the account summary', ->
        fx.setAccount id
        {account} = await fx.summary()

        expect(account.id).to.be.equal id

    describe 'GET /accounts/:id/instruments', ->
      it 'should return the account instruments', ->
        fx.setAccount id
        {instruments} = await fx.instruments()
        pair = _.first _.filter instruments, name: 'AUD_USD'

        expect(pair.displayName).to.be.equal 'AUD/USD'

    describe 'GET /accounts/:id/changes', ->
      it 'should return the account changes', ->
        fx.setAccount id
        {lastTransactionID} = await fx.transactions()
        {changes: {transactions}} = await fx.changes sinceTransactionID: +lastTransactionID - 1

        expect(_.isEmpty transactions).to.not.be.ok

  describe 'candles', ->
    describe 'GET /instruments/:accountId/candles', ->
      it 'should return the candles for a given instrument', ->
        fx.setAccount id

        {granularity, candles, instrument} = await fx.candles id: 'AUD_USD'
        expect(instrument).to.be.equal 'AUD_USD'
        expect(granularity).to.be.equal 'S5'
        expect(_.size candles).to.be.equal 500

  describe 'pricing', ->
    describe 'GET /accounts/:id/pricing', ->
      it 'should return the pricing for an instrument', ->
        fx.setAccount id

        {prices: [{instrument, type}]} = await fx.pricing instruments: 'AUD_USD'
        expect(instrument).to.be.equal 'AUD_USD'
        expect(type).to.be.equal 'PRICE'

    describe 'GET /accounts/:id/pricing/stream', ->
      it 'should throw an error if missing required params', ->
        fx.setAccount id
        expect(-> fx.pricing.stream()).to.throw 'Required parameters missing: instruments'

      it 'should subscribe to the pricing stream', ->
        fx.setAccount id
        stream = await fx.pricing.stream instruments: 'AUD_USD'

        new Promise (resolve) -> stream.on 'data', ({type}) ->
          expect(type).to.match /PRICE|HEARTBEAT/
          stream.disconnect()
          resolve()


  describe 'transactions', ->
    describe 'GET /accounts/:accountId/transactions[/:id]', ->
      it 'should throw an error if missing required params', ->
        fx.setAccount id
        {count, pageSize} = await fx.transactions()
        expect(count).to.be.above 50
        expect(pageSize).to.be.equal 100

      it 'should return a specified transaction id', ->
        fx.setAccount id
        {transaction: {alias, type}} = await fx.transactions id: 10
        expect(type).to.be.equal 'CLIENT_CONFIGURE'
        expect(alias).to.be.equal 'Default'

    describe 'GET /accounts/:accountId/transactions/stream', ->
      it 'should subscribe to the transactions stream', ->
        fx.setAccount id
        stream = await fx.transactions.stream()
        new Promise (resolve) -> stream.on 'data', ({type}) ->
          expect(type).to.match /HEARTBEAT|CLIENT_CONFIGURE/
          stream.disconnect()
          resolve()

  # TODO: Need to fix up these integration tests. Problem is they depend
  # on timing and other irritating factors
  describe 'trades', ->
    describe 'GET /accounts/:accountId/trades[/:id]', ->
      # TODO: Need to return actual trades
      it 'should throw an error if missing required params', ->
        fx.setAccount id

        {trades} = await fx.trades()
        expect(trades).to.be.ok

  describe.skip 'orders', ->
    describe 'POST /accounts/:accountId/orders', ->
      it 'should create an order', ->
        fx.setAccount id

        result = await fx.orders.create order: {
          id
          units: 1
          instrument: 'AUD_USD'
          timeInForce: 'FOK'
          type: 'MARKET'
          positionFill: 'DEFAULT'
          tradeId: 6368
        }

      it 'should return the orders for an account', ->

  # TODO: Implement these integration tests if possible
  describe.skip 'positions', ->