Welcome to Mantine, React components library that you always wished for
Welcome to Mantine, React components library that you always wished for

use-fetch

Fetch data with built-in loading and error states

Import

Source

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Docs

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Package

@mantine/hooks

Usage

useFetch hook sends a GET request to the specified URL and returns the response data, loading state, error, refetch and abort functions.

Fetching
import { Box, Button, Code, Group, LoadingOverlay, Text } from '@mantine/core';
import { useFetch } from '@mantine/hooks';

interface Item {
  userId: number;
  id: number;
  title: string;
  completed: boolean;
}

function Demo() {
  const { data, loading, error, refetch, abort } = useFetch<Item[]>(
    'https://jsonplaceholder.typicode.com/todos/'
  );

  return (
    <div>
      {error && <Text c="red">{error.message}</Text>}

      <Group>
        <Button onClick={refetch} color="blue">
          Refetch
        </Button>
        <Button onClick={abort} color="red">
          Abort
        </Button>
      </Group>
      <Box pos="relative" mt="md">
        <Code block>{data ? JSON.stringify(data.slice(0, 3), null, 2) : 'Fetching'}</Code>
        <LoadingOverlay visible={loading} />
      </Box>
    </div>
  );
}

Definition

export interface UseFetchOptions extends RequestInit {
  autoInvoke?: boolean;
}

function useFetch<T>(
  url: string,
  options?: UseFetchOptions
): {
  data: T | null;
  loading: boolean;
  error: Error | null;
  refetch: () => Promise<T> | undefined;
  abort: () => void;
};

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