Created
October 28, 2019 14:48
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import {useState, useReducer, useEffect} from 'react' | |
import axios from 'axios' | |
import {toastAlert, getError} from '@helpers' | |
const dataFetchReducer = (state, action) => { | |
switch (action.type) { | |
case 'FETCH_INIT': | |
return { | |
...state, | |
isLoading: true, | |
error: false, | |
} | |
case 'FETCH_SUCCESS': | |
return { | |
...state, | |
isFetched: true, | |
isLoading: false, | |
error: false, | |
data: action.payload, | |
} | |
case 'FETCH_FAILURE': | |
return { | |
...state, | |
isFetched: true, | |
isLoading: false, | |
error: true, | |
} | |
default: | |
throw new Error() | |
} | |
} | |
const useFetch = (initialUrl, initialData) => { | |
const [url, setUrl] = useState(initialUrl) | |
const [state, dispatch] = useReducer(dataFetchReducer, { | |
isFetched: false, | |
isLoading: false, | |
error: false, | |
data: initialData, | |
}) | |
useEffect(() => { | |
let didCancel = false | |
const fetchData = async () => { | |
dispatch({type: 'FETCH_INIT'}) | |
try { | |
const result = await axios(url) | |
if (!didCancel) { | |
dispatch({type: 'FETCH_SUCCESS', payload: result.data}) | |
} | |
} catch (error) { | |
if (!didCancel) { | |
toastAlert('error', getError(error)) | |
dispatch({type: 'FETCH_FAILURE'}) | |
} | |
} | |
} | |
fetchData() | |
return () => { | |
didCancel = true | |
} | |
}, [url]) | |
return [state, setUrl] | |
} | |
export default useFetch |
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