chore: added way to add new images

logic/models/classes/main.go

@@ -3,36 +3,19 @@ package model_classes
 import (
 	"database/sql"
 	"errors"
-	// . "git.andr3h3nriqu3s.com/andr3/fyp/logic/utils"
+
+	 . "git.andr3h3nriqu3s.com/andr3/fyp/logic/utils"
 )
 
 type ModelClass struct {
 	Id      string `json:"id"`
-	ModelId string `json:"model_id"`
+	ModelId string `json:"model_id" db:"model_id"`
 	Name    string `json:"name"`
+	Status  int    `json:"status"`
 }
 
-func ListClasses(db *sql.DB, model_id string) (cls []ModelClass, err error) {
-
-	rows, err := db.Query("select id, model_id, name from model_classes where model_id=$1", model_id)
-	if err != nil {
-		return
-	}
-	defer rows.Close()
-
-    cls = []ModelClass{}
-
-	for rows.Next() {
-		var model ModelClass
-		err = rows.Scan(&model.Id, &model.ModelId, &model.Name)
-		if err != nil {
-			return
-		}
-
-		cls = append(cls, model)
-	}
-
-	return
+func ListClasses(c *Context, model_id string) (cls []*ModelClass, err error) {
+    return GetDbMultitple[ModelClass](c, "model_classes where model_id=$1", model_id)
 }
 
 func ModelHasDataPoints(db *sql.DB, model_id string) (result bool, err error) {