package binanceapi

import (
	"context"
	"log"
	"net/http/httputil"
	"os"
	"regexp"
	"testing"

	"github.com/stretchr/testify/assert"
)

func maskSecret(s string) string {
	re := regexp.MustCompile(`\b(\w{4})\w+\b`)
	s = re.ReplaceAllString(s, "$1******")
	return s
}

func integrationTestConfigured(t *testing.T, prefix string) (key, secret string, ok bool) {
	var hasKey, hasSecret bool
	key, hasKey = os.LookupEnv(prefix + "_API_KEY")
	secret, hasSecret = os.LookupEnv(prefix + "_API_SECRET")
	ok = hasKey && hasSecret && os.Getenv("TEST_"+prefix) == "1"
	if ok {
		t.Logf(prefix+" api integration test enabled, key = %s, secret = %s", maskSecret(key), maskSecret(secret))
	}
	return key, secret, ok
}

func TestClient_GetTradeFeeRequest(t *testing.T) {
	key, secret, ok := integrationTestConfigured(t, "BINANCE")
	if !ok {
		t.SkipNow()
	}

	client := NewClient()
	client.Auth(key, secret)

	ctx := context.Background()

	err := client.SetTimeOffsetFromServer(ctx)
	assert.NoError(t, err)

	req := client.NewGetTradeFeeRequest()
	tradeFees, err := req.Do(ctx)
	assert.NoError(t, err)
	assert.NotEmpty(t, tradeFees)
	t.Logf("tradeFees: %+v", tradeFees)
}

func TestClient_privateCall(t *testing.T) {
	key, secret, ok := integrationTestConfigured(t, "BINANCE")
	if !ok {
		t.SkipNow()
	}

	client := NewClient()
	client.Auth(key, secret)

	ctx := context.Background()

	err := client.SetTimeOffsetFromServer(ctx)
	assert.NoError(t, err)

	req, err := client.NewAuthenticatedRequest(ctx, "GET", "/sapi/v1/asset/tradeFee", nil, nil)
	assert.NoError(t, err)
	assert.NotNil(t, req)

	resp, err := client.SendRequest(req)
	if assert.NoError(t, err) {
		var feeStructs []struct{
			Symbol string `json:"symbol"`
			MakerCommission string `json:"makerCommission"`
			TakerCommission string `json:"takerCommission"`
		}
		err = resp.DecodeJSON(&feeStructs)
		if assert.NoError(t, err) {
			assert.NotEmpty(t, feeStructs)
		}
	} else {
		dump, _ := httputil.DumpRequest(req, true);
		log.Printf("request: %s", dump)
	}
}

func TestClient_setTimeOffsetFromServer(t *testing.T) {
	client := NewClient()
	err := client.SetTimeOffsetFromServer(context.Background())
	assert.NoError(t, err)
}