Add validator lib

Signed-off-by: Bryan Frimin <bryan@getprobo.com>

pkg/server/gqlutils/errors.go

@@ -30,9 +30,7 @@ func Unauthorized() *gqlerror.Error {
 }
 
 func AuthenticationRequired(details map[string]any) *gqlerror.Error {
-	extensions := map[string]any{
-		"code": "AUTHENTICATION_REQUIRED",
-	}
+	extensions := map[string]any{"code": "AUTHENTICATION_REQUIRED"}
 	maps.Copy(extensions, details)
 
 	return &gqlerror.Error{
@@ -59,11 +57,14 @@ func Conflict(err error) *gqlerror.Error {
 	}
 }
 
-func Invalid(err error) *gqlerror.Error {
+func Invalid(err error, details map[string]any) *gqlerror.Error {
+	extensions := map[string]any{"code": "INVALID_REQUEST"}
+	if details != nil {
+		maps.Copy(extensions, details)
+	}
+
 	return &gqlerror.Error{
-		Message: err.Error(),
-		Extensions: map[string]any{
-			"code": "INVALID",
-		},
+		Message:    err.Error(),
+		Extensions: extensions,
 	}
 }

pkg/server/gqlutils/recovery.go

@@ -24,6 +24,7 @@ import (
 	"go.gearno.de/kit/log"
 	"go.probo.inc/probo/pkg/auth"
 	"go.probo.inc/probo/pkg/authz"
+	"go.probo.inc/probo/pkg/validator"
 )
 
 func RecoverFunc(ctx context.Context, err any) error {
@@ -50,6 +51,27 @@ func RecoverFunc(ctx context.Context, err any) error {
 		})
 	}
 
+	var errValidations validator.ValidationErrors
+	if errors.As(asError(err), &errValidations) {
+		gqlErrors := gqlerror.List{}
+
+		for _, err := range errValidations {
+			gqlErrors = append(
+				gqlErrors,
+				Invalid(
+					err,
+					map[string]any{
+						"cause": err.Code,
+						"field": err.Field,
+						"value": err.Value,
+					},
+				),
+			)
+		}
+
+		return gqlErrors
+	}
+
 	var tenantAccessErr *authz.TenantAccessError
 	if errTyped, ok := err.(error); ok && errors.As(errTyped, &tenantAccessErr) {
 		return Unauthorized()
@@ -65,5 +87,6 @@ func asError(err any) error {
 	if e, ok := err.(error); ok {
 		return e
 	}
+
 	return errors.New("unknown panic")
 }