package exmo

import (
	"testing"

	"github.com/thrasher-/gocryptotrader/currency/pair"
	"github.com/thrasher-/gocryptotrader/currency/symbol"
	exchange "github.com/thrasher-/gocryptotrader/exchanges"
)

const (
	APIKey                  = ""
	APISecret               = ""
	canManipulateRealOrders = false
)

var (
	e EXMO
)

func TestDefault(t *testing.T) {
	e.SetDefaults()
}

func TestSetup(t *testing.T) {
	e.AuthenticatedAPISupport = true
	e.APIKey = APIKey
	e.APISecret = APISecret
}

func TestGetTrades(t *testing.T) {
	t.Parallel()
	_, err := e.GetTrades("BTC_USD")
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetOrderbook(t *testing.T) {
	t.Parallel()
	_, err := e.GetOrderbook("BTC_USD")
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetTicker(t *testing.T) {
	t.Parallel()
	_, err := e.GetTicker("BTC_USD")
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetPairSettings(t *testing.T) {
	t.Parallel()
	_, err := e.GetPairSettings()
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetCurrency(t *testing.T) {
	t.Parallel()
	_, err := e.GetCurrency()
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetUserInfo(t *testing.T) {
	t.Parallel()
	if APIKey == "" || APISecret == "" {
		t.Skip()
	}
	TestSetup(t)
	_, err := e.GetUserInfo()
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetRequiredAmount(t *testing.T) {
	t.Parallel()
	if APIKey == "" || APISecret == "" {
		t.Skip()
	}
	TestSetup(t)
	_, err := e.GetRequiredAmount("BTC_USD", 100)
	if err != nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func TestGetCryptoDepositAddress(t *testing.T) {
	t.Parallel()
	if APIKey == "" || APISecret == "" {
		t.Skip()
	}
	TestSetup(t)
	_, err := e.GetCryptoDepositAddress()
	if err == nil {
		t.Errorf("Test failed. Err: %s", err)
	}
}

func setFeeBuilder() exchange.FeeBuilder {
	return exchange.FeeBuilder{
		Amount:              1,
		Delimiter:           "",
		FeeType:             exchange.CryptocurrencyTradeFee,
		FirstCurrency:       symbol.BTC,
		SecondCurrency:      symbol.LTC,
		IsMaker:             false,
		PurchasePrice:       1,
		CurrencyItem:        symbol.USD,
		BankTransactionType: exchange.WireTransfer,
	}
}

func TestGetFee(t *testing.T) {
	e.SetDefaults()
	TestSetup(t)
	t.Parallel()

	var feeBuilder = setFeeBuilder()

	// CryptocurrencyTradeFee Basic
	if resp, err := e.GetFee(feeBuilder); resp != float64(0.002) || err != nil {
		t.Error(err)
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0.002), resp)
	}

	// CryptocurrencyTradeFee High quantity
	feeBuilder = setFeeBuilder()
	feeBuilder.Amount = 1000
	feeBuilder.PurchasePrice = 1000
	if resp, err := e.GetFee(feeBuilder); resp != float64(2000) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(2000), resp)
		t.Error(err)
	}

	// CryptocurrencyTradeFee IsMaker
	feeBuilder = setFeeBuilder()
	feeBuilder.IsMaker = true
	if resp, err := e.GetFee(feeBuilder); resp != float64(0.002) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0.002), resp)
		t.Error(err)
	}

	// CryptocurrencyTradeFee Negative purchase price
	feeBuilder = setFeeBuilder()
	feeBuilder.PurchasePrice = -1000
	if resp, err := e.GetFee(feeBuilder); resp != float64(0) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0), resp)
		t.Error(err)
	}

	// CryptocurrencyWithdrawalFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.CryptocurrencyWithdrawalFee
	if resp, err := e.GetFee(feeBuilder); resp != float64(0.0005) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0.0005), resp)
		t.Error(err)
	}

	// CryptocurrencyWithdrawalFee Invalid currency
	feeBuilder = setFeeBuilder()
	feeBuilder.FirstCurrency = "hello"
	feeBuilder.FeeType = exchange.CryptocurrencyWithdrawalFee
	if resp, err := e.GetFee(feeBuilder); resp != float64(0) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0), resp)
		t.Error(err)
	}

	// CyptocurrencyDepositFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.CyptocurrencyDepositFee
	if resp, err := e.GetFee(feeBuilder); resp != float64(0) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0), resp)
		t.Error(err)
	}

	// InternationalBankDepositFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankDepositFee
	feeBuilder.CurrencyItem = symbol.RUB
	if resp, err := e.GetFee(feeBuilder); resp != float64(1600) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(1600), resp)
		t.Error(err)
	}

	// InternationalBankDepositFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankDepositFee
	feeBuilder.CurrencyItem = symbol.PLN
	if resp, err := e.GetFee(feeBuilder); resp != float64(30) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(30), resp)
		t.Error(err)
	}

	// InternationalBankWithdrawalFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankWithdrawalFee
	feeBuilder.CurrencyItem = symbol.PLN
	if resp, err := e.GetFee(feeBuilder); resp != float64(125) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(125), resp)
		t.Error(err)
	}

	// InternationalBankWithdrawalFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankWithdrawalFee
	feeBuilder.CurrencyItem = symbol.TRY
	if resp, err := e.GetFee(feeBuilder); resp != float64(0) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0), resp)
		t.Error(err)
	}

	// InternationalBankWithdrawalFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankWithdrawalFee
	feeBuilder.CurrencyItem = symbol.EUR
	if resp, err := e.GetFee(feeBuilder); resp != float64(0) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(0), resp)
		t.Error(err)
	}

	// InternationalBankWithdrawalFee Basic
	feeBuilder = setFeeBuilder()
	feeBuilder.FeeType = exchange.InternationalBankWithdrawalFee
	feeBuilder.CurrencyItem = symbol.RUB
	if resp, err := e.GetFee(feeBuilder); resp != float64(3200) || err != nil {
		t.Errorf("Test Failed - GetFee() error. Expected: %f, Received: %f", float64(3200), resp)
		t.Error(err)
	}
}

func TestFormatWithdrawPermissions(t *testing.T) {
	// Arrange
	e.SetDefaults()
	expectedResult := exchange.AutoWithdrawCryptoWithSetupText
	// Act
	withdrawPermissions := e.FormatWithdrawPermissions()
	// Assert
	if withdrawPermissions != expectedResult {
		t.Errorf("Expected: %s, Received: %s", expectedResult, withdrawPermissions)
	}
}

// Any tests below this line have the ability to impact your orders on the exchange. Enable canManipulateRealOrders to run them
// ----------------------------------------------------------------------------------------------------------------------------
func areTestAPIKeysSet() bool {
	if e.APIKey != "" && e.APIKey != "Key" &&
		e.APISecret != "" && e.APISecret != "Secret" {
		return true
	}
	return false
}

func TestSubmitOrder(t *testing.T) {
	e.SetDefaults()
	TestSetup(t)
	if areTestAPIKeysSet() && !canManipulateRealOrders {
		t.Skip("API keys set, canManipulateRealOrders false, skipping test")
	}

	var p = pair.CurrencyPair{
		Delimiter:      "_",
		FirstCurrency:  symbol.BTC,
		SecondCurrency: symbol.USD,
	}
	response, err := e.SubmitOrder(p, exchange.Buy, exchange.Market, 1, 10, "1234234")
	if areTestAPIKeysSet() && (err != nil || !response.IsOrderPlaced) {
		t.Errorf("Order failed to be placed: %v", err)
	} else if !areTestAPIKeysSet() && err == nil {
		t.Error("Expecting an error when no keys are set")
	}
}

func TestCancelExchangeOrder(t *testing.T) {
	// Arrange
	e.SetDefaults()
	TestSetup(t)
	if areTestAPIKeysSet() && !canManipulateRealOrders {
		t.Skip("API keys set, canManipulateRealOrders false, skipping test")
	}

	currencyPair := pair.NewCurrencyPair(symbol.LTC, symbol.BTC)

	var orderCancellation = exchange.OrderCancellation{
		OrderID:       "1",
		WalletAddress: "1F5zVDgNjorJ51oGebSvNCrSAHpwGkUdDB",
		AccountID:     "1",
		CurrencyPair:  currencyPair,
	}

	// Act
	err := e.CancelOrder(orderCancellation)
	// Assert
	if !areTestAPIKeysSet() && err == nil {
		t.Errorf("Expecting an error when no keys are set: %v", err)
	}
	if areTestAPIKeysSet() && err != nil {
		t.Errorf("Could not cancel orders: %v", err)
	}
}

func TestCancelAllExchangeOrders(t *testing.T) {
	// Arrange
	e.SetDefaults()
	TestSetup(t)

	if areTestAPIKeysSet() && !canManipulateRealOrders {
		t.Skip("API keys set, canManipulateRealOrders false, skipping test")
	}

	currencyPair := pair.NewCurrencyPair(symbol.LTC, symbol.BTC)
	var orderCancellation = exchange.OrderCancellation{
		OrderID:       "1",
		WalletAddress: "1F5zVDgNjorJ51oGebSvNCrSAHpwGkUdDB",
		AccountID:     "1",
		CurrencyPair:  currencyPair,
	}

	// Act
	resp, err := e.CancelAllOrders(orderCancellation)
	// Assert
	if !areTestAPIKeysSet() && err == nil {
		t.Errorf("Expecting an error when no keys are set: %v", err)
	}
	if areTestAPIKeysSet() && err != nil {
		t.Errorf("Could not cancel orders: %v", err)
	}

	if len(resp.OrderStatus) > 0 {
		t.Errorf("%v orders failed to cancel", len(resp.OrderStatus))
	}
}

func TestModifyOrder(t *testing.T) {
	_, err := e.ModifyOrder(exchange.ModifyOrder{})
	if err == nil {
		t.Error("Test failed - ModifyOrder() error")
	}
}

func TestWithdraw(t *testing.T) {
	e.SetDefaults()
	TestSetup(t)
	var withdrawCryptoRequest = exchange.WithdrawRequest{
		Amount:      100,
		Currency:    symbol.LTC,
		Address:     "1F5zVDgNjorJ51oGebSvNCrSAHpwGkUdDB",
		Description: "WITHDRAW IT ALL",
	}

	if areTestAPIKeysSet() && !canManipulateRealOrders {
		t.Skip("API keys set, canManipulateRealOrders false, skipping test")
	}

	_, err := e.WithdrawCryptocurrencyFunds(withdrawCryptoRequest)
	if !areTestAPIKeysSet() && err == nil {
		t.Errorf("Expecting an error when no keys are set: %v", err)
	}
	if areTestAPIKeysSet() && err != nil {
		t.Errorf("Withdraw failed to be placed: %v", err)
	}
}