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August 25, 2023 03:57
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import { useMemo } from 'react' | |
import pipe from 'lodash/fp/pipe' | |
import omit from 'lodash/fp/omit' | |
import concat from 'lodash/concat' | |
import getOr from 'lodash/fp/getOr' | |
import isEqual from 'lodash/isEqual' | |
import filter from 'lodash/fp/filter' | |
import isObject from 'lodash/fp/isObject' | |
import { gql, useQuery } from '@apollo/client' | |
import { flattenSecurities, flattenSecurity } from '../../lib/data' | |
import { fullSecurityFields } from '../../lib/graphql/templates/fragments' | |
/** | |
* ==================== | |
* Constants | |
* ==================== | |
*/ | |
export const INCLUDE_TYPES = { | |
INDUSTRY: 'IEXIndustry', | |
PEERS: 'peers', | |
SECTOR: 'IEXSector', | |
} | |
const template = gql` | |
query Security( | |
$input: SecurityInput! | |
$includeIEXIndustry: Boolean! | |
$includeIEXSector: Boolean! | |
$includePeers: Boolean! | |
) { | |
security(input: $input) { | |
...fullSecurityFields | |
IEXIndustry @include(if: $includeIEXIndustry) { | |
id | |
label | |
name | |
securities { | |
...fullSecurityFields | |
} | |
} | |
IEXSector @include(if: $includeIEXSector) { | |
id | |
label | |
name | |
securities { | |
...fullSecurityFields | |
} | |
} | |
peers @include(if: $includePeers) { | |
...fullSecurityFields | |
} | |
} | |
} | |
${fullSecurityFields} | |
` | |
/** | |
* ==================== | |
* Utils | |
* ==================== | |
*/ | |
const onlyObjects = filter(isObject) | |
const extractIEXTag = (include) => | |
pipe(getOr({}, `security.${include}`), ({ securities = [], ...rest }) => ({ | |
...rest, | |
securities: flattenSecurities(onlyObjects(securities)), | |
})) | |
const extractSecurity = pipe( | |
getOr({}, 'security'), | |
omit(['IEXIndustry', 'IEXSector', 'peers']), | |
flattenSecurity | |
) | |
const extractPeers = pipe( | |
getOr({}, 'security'), | |
getOr([], 'peers'), | |
flattenSecurities | |
) | |
const useCompareSecurities = ({ include, skip, symbol }) => { | |
/** | |
* Makes request | |
*/ | |
const { data, error, loading, refetch } = useQuery(template, { | |
fetchPolicy: 'cache-first', | |
pollInterval: 60000, | |
skip: skip || !symbol, | |
variables: { | |
input: { symbol }, | |
includeIEXIndustry: isEqual(include, INCLUDE_TYPES.INDUSTRY), | |
includeIEXSector: isEqual(include, INCLUDE_TYPES.SECTOR), | |
includePeers: isEqual(include, INCLUDE_TYPES.PEERS), | |
}, | |
}) | |
const security = useMemo(() => extractSecurity(data), [data]) | |
const IEXTag = useMemo(() => extractIEXTag(include)(data), [data]) | |
const peers = useMemo(() => concat(security, extractPeers(data)), [ | |
data, | |
security, | |
]) | |
return { | |
error, | |
IEXTag, | |
loading, | |
peers, | |
refetch, | |
security, | |
} | |
} | |
export default useCompareSecurities |
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