chore: init repository

internal/storage/validators/validators.go

@@ -0,0 +1,34 @@
+package validators
+
+import (
+	"context"
+	"strings"
+
+	"gopkg.in/go-playground/validator.v9"
+)
+
+var (
+	CustomValidators = map[string]customValidator{
+		"enum": {
+			Message:   "This field should be in: %v",
+			Validator: validateEnum,
+		},
+		"required": {
+			Message: "This field is required and cannot be empty",
+		},
+	}
+)
+
+type customValidator struct {
+	Message   string
+	Validator validator.FuncCtx
+}
+
+func validateEnum(ctx context.Context, fl validator.FieldLevel) bool {
+	for _, v := range strings.Split(fl.Param(), " ") {
+		if v == fl.Field().String() {
+			return true
+		}
+	}
+	return false
+}