Improve API

api/openapi/oas_response_decoders_gen.go

@@ -15,7 +15,7 @@ import (
 	"github.com/ogen-go/ogen/validate"
 )
 
-func decodeAddPageResponse(resp *http.Response) (res *Page, err error) {
+func decodeAddPageResponse(resp *http.Response) (res AddPageRes, err error) {
 	switch resp.StatusCode {
 	case 201:
 		// Code 201.
@@ -52,6 +52,41 @@ func decodeAddPageResponse(resp *http.Response) (res *Page, err error) {
 		default:
 			return res, validate.InvalidContentType(ct)
 		}
+	case 400:
+		// Code 400.
+		ct, _, err := mime.ParseMediaType(resp.Header.Get("Content-Type"))
+		if err != nil {
+			return res, errors.Wrap(err, "parse media type")
+		}
+		switch {
+		case ct == "application/json":
+			buf, err := io.ReadAll(resp.Body)
+			if err != nil {
+				return res, err
+			}
+			d := jx.DecodeBytes(buf)
+
+			var response AddPageBadRequest
+			if err := func() error {
+				if err := response.Decode(d); err != nil {
+					return err
+				}
+				if err := d.Skip(); err != io.EOF {
+					return errors.New("unexpected trailing data")
+				}
+				return nil
+			}(); err != nil {
+				err = &ogenerrors.DecodeBodyError{
+					ContentType: ct,
+					Body:        buf,
+					Err:         err,
+				}
+				return res, err
+			}
+			return &response, nil
+		default:
+			return res, validate.InvalidContentType(ct)
+		}
 	}
 	// Convenient error response.
 	defRes, err := func() (res *ErrorStatusCode, err error) {