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feat(hooks): added proof and credential format data hooks (#231)
Signed-off-by: Berend Sliedrecht <[email protected]>
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134 changes: 134 additions & 0 deletions
134
packages/react-hooks/src/CredentialFormatDataProvider.tsx
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,134 @@ | ||
| import type { Agent } from '@aries-framework/core' | ||
| import type { Awaited } from '@aries-framework/core/build/types' | ||
| import type { PropsWithChildren } from 'react' | ||
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| import { CredentialExchangeRecord } from '@aries-framework/core' | ||
| import React, { useState, createContext, useContext, useEffect } from 'react' | ||
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| import { recordsAddedByType, recordsRemovedByType, recordsUpdatedByType } from './recordUtils' | ||
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| type FormatReturn = Awaited<ReturnType<Agent['credentials']['getFormatData']>> | ||
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| export type CredentialFormatData = FormatReturn & { | ||
| id: string | ||
| } | ||
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| type FormattedDataState = { | ||
| formattedData: Array<CredentialFormatData> | ||
| loading: boolean | ||
| } | ||
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| const addRecord = (record: CredentialFormatData, state: FormattedDataState): FormattedDataState => { | ||
| const newRecordsState = [...state.formattedData] | ||
| newRecordsState.unshift(record) | ||
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| return { | ||
| loading: state.loading, | ||
| formattedData: newRecordsState, | ||
| } | ||
| } | ||
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| const updateRecord = (record: CredentialFormatData, state: FormattedDataState): FormattedDataState => { | ||
| const newRecordsState = [...state.formattedData] | ||
| const index = newRecordsState.findIndex((r) => r.id === record.id) | ||
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| if (index > -1) { | ||
| newRecordsState[index] = record | ||
| } | ||
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| return { | ||
| loading: state.loading, | ||
| formattedData: newRecordsState, | ||
| } | ||
| } | ||
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| const removeRecord = (recordId: string, state: FormattedDataState): FormattedDataState => { | ||
| const newRecordsState = state.formattedData.filter((r) => r.id !== recordId) | ||
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| return { | ||
| loading: state.loading, | ||
| formattedData: newRecordsState, | ||
| } | ||
| } | ||
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| const CredentialFormatDataContext = createContext<FormattedDataState | undefined>(undefined) | ||
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| export const useCredentialsFormatData = () => { | ||
| const credentialFormatDataContext = useContext(CredentialFormatDataContext) | ||
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| if (!credentialFormatDataContext) { | ||
| throw new Error('useCredentialFormatData must be used within a CredentialFormatDataContextProvider') | ||
| } | ||
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| return credentialFormatDataContext | ||
| } | ||
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| export const useCredentialFormatDataById = (id: string): CredentialFormatData | undefined => { | ||
| const { formattedData } = useCredentialsFormatData() | ||
| return formattedData.find((c) => c.id === id) | ||
| } | ||
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| interface Props { | ||
| agent: Agent | ||
| } | ||
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| const CredentialFormatDataProvider: React.FC<PropsWithChildren<Props>> = ({ agent, children }) => { | ||
| const [state, setState] = useState<{ | ||
| formattedData: Array<CredentialFormatData> | ||
| loading: boolean | ||
| }>({ | ||
| formattedData: [], | ||
| loading: true, | ||
| }) | ||
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| const fetchCredentialInformation = async (agent: Agent, record: CredentialExchangeRecord) => { | ||
| const formatData = await agent.credentials.getFormatData(record.id) | ||
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| return { ...formatData, id: record.id } | ||
| } | ||
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| const setInitialState = async () => { | ||
| const records = await agent.credentials.getAll() | ||
| const formattedData: Array<CredentialFormatData> = [] | ||
| for (const record of records) { | ||
| formattedData.push(await fetchCredentialInformation(agent, record)) | ||
| } | ||
| setState({ formattedData, loading: false }) | ||
| } | ||
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| useEffect(() => { | ||
| void setInitialState() | ||
| }, [agent]) | ||
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| useEffect(() => { | ||
| if (state.loading) return | ||
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| const credentialAdded$ = recordsAddedByType(agent, CredentialExchangeRecord).subscribe( | ||
| async (record: CredentialExchangeRecord) => { | ||
| const formatData = await fetchCredentialInformation(agent, record) | ||
| setState(addRecord(formatData, state)) | ||
| } | ||
| ) | ||
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| const credentialUpdate$ = recordsUpdatedByType(agent, CredentialExchangeRecord).subscribe( | ||
| async (record: CredentialExchangeRecord) => { | ||
| const formatData = await fetchCredentialInformation(agent, record) | ||
| setState(updateRecord(formatData, state)) | ||
| } | ||
| ) | ||
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| const credentialRemove$ = recordsRemovedByType(agent, CredentialExchangeRecord).subscribe((record) => | ||
| setState(removeRecord(record.id, state)) | ||
| ) | ||
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| return () => { | ||
| credentialAdded$.unsubscribe() | ||
| credentialUpdate$.unsubscribe() | ||
| credentialRemove$.unsubscribe() | ||
| } | ||
| }, [state, agent]) | ||
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| return <CredentialFormatDataContext.Provider value={state}>{children}</CredentialFormatDataContext.Provider> | ||
| } | ||
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| export default CredentialFormatDataProvider |
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