Added errors for services

internal/utils/error_handler.go

@@ -0,0 +1,30 @@
+package utils
+
+import (
+	ie "58team_blog/internal/application/errors"
+	"58team_blog/internal/interfaces/api/responses"
+	"errors"
+	"log"
+	"net/http"
+)
+
+func HandleError(err error) responses.ErrorResponse {
+	var errorCode int
+	errorMsg := err.Error()
+
+	log.Println(err)
+
+	if errors.Is(&ie.ValidationError{}, err) {
+		errorCode = http.StatusBadRequest
+	} else if errors.Is(&ie.NotFoundError{}, err) {
+		errorCode = http.StatusNotFound
+	} else if errors.Is(&ie.AlreadyExistsError{}, err) {
+		errorCode = http.StatusConflict
+	} else if errors.Is(&ie.DBError{}, err) {
+		errorCode = http.StatusInternalServerError
+	} else {
+		errorCode = http.StatusInternalServerError
+	}
+
+	return responses.CreateErrorResponse(errorCode, errorMsg)
+}