X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=api%2Fmarket_config.go;h=d85af4de9e3c5f3a7e6f18c65d162ce130aa1d1e;hb=2f91f20a8645339385ada602684f4957f20f4da4;hp=3fd10ae000d19fba89f6e86b4911a1dde21bf294;hpb=3602fbf8412d69900d793a963c8e774f487f5e45;p=perso%2FImmae%2FProjets%2FCryptomonnaies%2FCryptoportfolio%2FFront.git

diff --git a/api/market_config.go b/api/market_config.go
index 3fd10ae..d85af4d 100644
--- a/api/market_config.go
+++ b/api/market_config.go
@@ -2,7 +2,13 @@ package api
 
 import (
 	"fmt"
+	"strings"
+	"time"
 
+	"immae.eu/Immae/Projets/Cryptomonnaies/Cryptoportfolio/Front/markets"
+
+	"github.com/jloup/utils"
+	"github.com/shopspring/decimal"
 	"immae.eu/Immae/Projets/Cryptomonnaies/Cryptoportfolio/Front/db"
 )
 
@@ -42,6 +48,73 @@ func (q MarketConfigQuery) Run() (interface{}, *Error) {
 	return config.Config, nil
 }
 
+type MarketBalanceQuery struct {
+	In struct {
+		User     db.User
+		Market   string
+		Currency string
+	}
+}
+
+func (q MarketBalanceQuery) ValidateParams() *Error {
+	if q.In.Market != "poloniex" {
+		return &Error{BadRequest, "invalid market name", fmt.Errorf("'%v' is not a valid market name", q.In.Market)}
+	}
+
+	// TODO: we should request market for available currencies.
+	if q.In.Currency != "BTC" && q.In.Currency != "USDT" && q.In.Currency != "ETH" {
+		return &Error{BadRequest, "invalid currency, accept [BTC, USDT, ETH]", fmt.Errorf("'%v' is not a valid currency", q.In.Currency)}
+	}
+
+	return nil
+}
+
+func (q MarketBalanceQuery) Run() (interface{}, *Error) {
+	config, err := db.GetUserMarketConfig(q.In.User.Id, q.In.Market)
+	if err != nil {
+		return nil, NewInternalError(err)
+	}
+
+	if config.Config["key"] == "" || config.Config["secret"] == "" {
+		return nil, &Error{BadRequest, "your credentials for this market are not setup", fmt.Errorf("'%v' credentials are not setup", q.In.Market)}
+	}
+
+	result := struct {
+		Value         decimal.Decimal            `json:"value"`
+		ValueCurrency string                     `json:"valueCurrency"`
+		Balance       map[string]decimal.Decimal `json:"balance"`
+	}{}
+
+	resultErr := CallExternalService(fmt.Sprintf("'%s' GetBalanceValue", q.In.Market), EXTERNAL_SERVICE_TIMEOUT_SECONDS*time.Second, func() *Error {
+		balance, err := Poloniex.GetBalance(config.Config["key"], config.Config["secret"])
+
+		if utils.ErrIs(err, markets.InvalidCredentials) {
+			return &Error{InvalidMarketCredentials, "wrong market credentials", fmt.Errorf("wrong '%v' market credentials", q.In.Market)}
+		}
+
+		if err != nil {
+			return NewInternalError(err)
+		}
+
+		value, err := Poloniex.ComputeAccountBalanceValue(balance, q.In.Currency)
+		if err != nil {
+			return NewInternalError(err)
+		}
+
+		result.Balance = balance
+		result.ValueCurrency = q.In.Currency
+		result.Value = value.Round(8)
+
+		return nil
+	})
+
+	if resultErr != nil {
+		return nil, resultErr
+	}
+
+	return &result, nil
+}
+
 type UpdateMarketConfigQuery struct {
 	In struct {
 		User   db.User
@@ -56,6 +129,9 @@ func (q UpdateMarketConfigQuery) ValidateParams() *Error {
 		return &Error{BadRequest, "invalid market name", fmt.Errorf("'%v' is not a valid market name", q.In.Market)}
 	}
 
+	q.In.Secret = strings.TrimSpace(q.In.Secret)
+	q.In.Key = strings.TrimSpace(q.In.Key)
+
 	return nil
 }