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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | 19x 19x 19x 7x 7x 7x 7x 4x 3x 3x 1x 7x 6x 19x 19x | import { useCallback, useContext, useState } from 'react'
import { FingerprintJsProContextInterface, FingerprintJsProContext } from './FingerprintJsProContext'
import { GetDataOptions, QueryResult, VisitorQueryContext, VisitorData, Tags } from './types'
import { IdentificationError } from './errors'
/**
* Use the `useVisitorData` hook in your components to perform identification requests with the FingerprintJS API.
*
* @example
* ```jsx
* const {
* // Request state
* isLoading,
* // Error info
* error,
* // Visitor info
* data,
* // A method to be called to initiate request
* getData,
* } = useVisitorData();
* ```
*
* @group Hooks approach
*/
export function useVisitorData(): VisitorQueryContext {
const { getVisitorData } = useContext<FingerprintJsProContextInterface>(FingerprintJsProContext)
const [state, setState] = useState<QueryResult<VisitorData, IdentificationError>>({})
const getData = useCallback<VisitorQueryContext['getData']>(
async (tags?: Tags, linkedId?: string, options?: GetDataOptions) => {
let result: VisitorData | null = null
try {
setState((state) => ({ ...state, isLoading: true }))
result = await getVisitorData(tags, linkedId, options)
setState((state) => ({
...state,
data: result as VisitorData,
isLoading: false,
error: undefined,
}))
} catch (error) {
setState((state) => ({
...state,
data: undefined,
error: error as IdentificationError,
}))
if (options?.throwOnError) {
throw error
}
} finally {
setState((state) => (state.isLoading ? { ...state, isLoading: false } : state))
}
return result
},
[getVisitorData]
)
const { isLoading, data, error } = state
return {
isLoading,
data,
error,
getData,
}
}
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