update of posotion by trade his

internal/model/portifolio.go

@@ -32,20 +32,8 @@ const (
 	Sell TradeType = false
 )
 
-type Trade struct {
-	CompanyID    int
-	Symbol       string
-	CurrencyID   int
-	CurrencyCode string
-	Shares       int
-	Product      TradeProduct
-	Type         TradeType
-	Price        float64
-	Date         time.Time
-}
-
 type AddTradeRequest struct {
-	TickerId     int       `json:"ticker_id"`
+	Symbol       string    `json:"symbol"`
 	Shares       int       `json:"shares"`
 	Product      int       `json:"product"`
 	Type         bool      `json:"type"`
@@ -54,9 +42,19 @@ type AddTradeRequest struct {
 	Date         time.Time `json:"date"`
 }
 
+type Trade struct {
+	Symbol       string
+	CurrencyCode string
+	Shares       int
+	Product      TradeProduct
+	Type         TradeType
+	Price        float64
+	Date         time.Time
+}
+
 func (r *AddTradeRequest) Validate() error {
-	if r.TickerId <= 0 {
-		return errors.New("ticker id must be a positive integer")
+	if r.Symbol == "" {
+		return errors.New("empty SYmbol string")
 	}
 	if r.Shares <= 0 {
 		return errors.New("shares must be a positive integer")
@@ -67,7 +65,7 @@ func (r *AddTradeRequest) Validate() error {
 	if r.Price <= 0 {
 		return errors.New("price must be a positive number")
 	}
-	if r.CurrencyCode != "" {
+	if r.CurrencyCode == "" {
 		return errors.New("currency is required")
 	}
 	if r.Date.IsZero() {