Added create contact ednpoint

models/invoice_item.go

@@ -1,18 +1,60 @@
 package models
 
 import (
+	"database/sql"
+	"time"
+
 	"github.com/jinzhu/gorm"
 )
 
 type InvoiceItem struct {
 	gorm.Model
-	Description string
-	Quantity int64
-	Unit	string
-	PriceCents  int64  `gorm:"column:price_cents"`
-	InvoiceID uint
+	ID        uint           `json:"id" gorm:"primaryKey"`
+	CreatedAt time.Time      `json:"createdAt"`
+	UpdatedAt time.Time      `json:"updatedAt"`
+	DeletedAt sql.NullTime   `json:"deletedAt" gorm:"index"`
+	Description string `json:"description"`
+	Quantity    int64  `json:"quantity"`
+	Unit        string `json:"unit"`
+	PriceCents  int64  `json:"priceCents" gorm:"column:price_cents"`
+	InvoiceID   uint   `json:"invoiceId"`
 }
 
+type InvoiceItemResponse struct {
+	BaseModel
+	ID        uint           `json:"id" gorm:"primaryKey"`
+	CreatedAt time.Time      `json:"createdAt"`
+	UpdatedAt time.Time      `json:"updatedAt"`
+	DeletedAt sql.NullTime   `json:"deletedAt" gorm:"index"`
+	Description string `json:"description"`
+	Quantity    int64  `json:"quantity"`
+	Unit        string `json:"unit"`
+	PriceCents  int64  `json:"priceCents" gorm:"column:price_cents"`
+	InvoiceID   uint   `json:"invoiceId"`
+}
+
+// ConvertSliceOfInvoiceItemToResponse converts a slice of InvoiceItem models to a slice of InvoiceItemResponse models
+func ConvertInvoiceItemToResponse(items []InvoiceItem) []InvoiceItemResponse {
+	var itemResponses []InvoiceItemResponse
+	for _, item := range items {
+		itemResponse := InvoiceItemResponse{
+			BaseModel: BaseModel{
+				ID:        item.ID,
+				CreatedAt: item.CreatedAt,
+				UpdatedAt: item.UpdatedAt,
+			},
+			Description: item.Description,
+			Quantity:    item.Quantity,
+			Unit:        item.Unit,
+			PriceCents:  item.PriceCents,
+			InvoiceID:   item.InvoiceID,
+		}
+		itemResponses = append(itemResponses, itemResponse)
+	}
+	return itemResponses
+}
+
+
 
 
 func (InvoiceItem) Update() (bool, error) {