Function performMutation

src/framework/router.js:88–113

(payload, requestedLocation)

  }

  async function performMutation(payload, requestedLocation) {
    setIsSaving(true);
    try {
      const response = await fetch(
        `${endpoint}?location=${encodeURIComponent(
          JSON.stringify(requestedLocation)
        )}`,
        {
          method,
          body: JSON.stringify(payload),
          headers: {
            'Content-Type': 'application/json',
          },
        }
      );
      if (!response.ok) {
        throw new Error(await response.text());
      }
      refresh(response);
    } catch (e) {
      setDidError(true);
      setError(e);
    } finally {
      setIsSaving(false);
    }
  }

  return [isSaving, performMutation];
}