Proper Error Handling

Signed-off-by: kolaente <konrad@kola-entertainments.de>

models/books_list.go

@@ -16,12 +16,12 @@ func (Book) TableName() string{
 	return "books"
 }
 
-func ListBooks() (books []*Book) {
+func ListBooks() (books []*Book, err error) {
 
-	err := x.Find(&books)
+	err = x.Find(&books)
 	if err != nil {
 		fmt.Println("Error getting Books", err)
 	}
 
-	return books
+	return books, err
 }

models/message.go

@@ -0,0 +1,5 @@
+package models
+
+type Message struct{
+	Message string
+}

routes/api/v1/books_list.go

@@ -9,7 +9,11 @@ import (
 
 func List(c echo.Context) error {
 
-	list := models.ListBooks()
+	list, err := models.ListBooks()
+
+	if err != nil{
+		return c.JSON(http.StatusInternalServerError, models.Message{"Error getting books"})
+	}
 
 	return c.JSON(http.StatusOK, list)
 }