refactor(trade): remove OriginalPrice and Location fields from trade items

internal/service/trade_service.go

@@ -37,17 +37,15 @@ func NewTradeService(tradeRepo repository.TradeRepository) TradeService {
 
 func (s *tradeService) Create(ctx context.Context, userID string, req dto.CreateTradeItemRequest) (*model.TradeItem, error) {
 	item := &model.TradeItem{
-		UserID:     userID,
-		TradeType:  model.TradeType(req.TradeType),
-		Category:   model.TradeCategory(req.Category),
-		Title:      req.Title,
-		Content:    req.Content,
-		Segments:   req.Segments,
-		Price:      req.Price,
-		OriginalPrice: req.OriginalPrice,
-		Condition:  req.Condition,
-		Location:   req.Location,
-		Status:     model.TradeItemActive,
+		UserID:    userID,
+		TradeType: model.TradeType(req.TradeType),
+		Category:  model.TradeCategory(req.Category),
+		Title:     req.Title,
+		Content:   req.Content,
+		Segments:  req.Segments,
+		Price:     req.Price,
+		Condition: req.Condition,
+		Status:    model.TradeItemActive,
 	}
 	if item.Content == "" {
 		item.Content = item.Title
@@ -112,15 +110,9 @@ func (s *tradeService) Update(ctx context.Context, userID string, id string, req
 	if req.Price != nil {
 		item.Price = req.Price
 	}
-	if req.OriginalPrice != nil {
-		item.OriginalPrice = req.OriginalPrice
-	}
 	if req.Condition != nil {
 		item.Condition = *req.Condition
 	}
-	if req.Location != nil {
-		item.Location = *req.Location
-	}
 	item.UpdatedAt = time.Now()
 
 	if req.Images != nil {