refactor use case

pkg/use-case-helper/use-case-helper.go

@@ -0,0 +1,48 @@
+package usecasehelper
+
+import (
+	"errors"
+	"fmt"
+
+	pl "simrs-vx/pkg/logger"
+
+	"gorm.io/gorm"
+)
+
+func SafeToResponse[T any](data *T) any {
+	if data == nil {
+		return nil
+	}
+
+	// Use type assertion to call ToResponse if the type has it
+	if converter, ok := any(data).(interface{ ToResponse() any }); ok {
+		return converter.ToResponse()
+	}
+
+	return nil
+}
+
+func HandleReadError(err error, event *pl.Event, itemType string, id interface{}, data any) error {
+	if err == nil {
+		pl.SetLogInfo(event, data, "complete")
+		return nil
+	}
+
+	if errors.Is(err, gorm.ErrRecordNotFound) {
+		event.Status = "failed"
+		event.ErrInfo = pl.ErrorInfo{
+			Code:   "data-notFound",
+			Detail: fmt.Sprintf("%s with ID %v not found", itemType, id),
+			Raw:    err,
+		}
+	} else {
+		event.Status = "failed"
+		event.ErrInfo = pl.ErrorInfo{
+			Code:   "data-read-detail-fail",
+			Detail: fmt.Sprintf("%s read failed", itemType),
+			Raw:    err,
+		}
+	}
+
+	return pl.SetLogError(*event, nil)
+}