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import {ComAtprotoTempCheckHandleAvailability} from '@atproto/api'
import {useQuery} from '@tanstack/react-query'
import {
BSKY_SERVICE,
BSKY_SERVICE_DID,
PUBLIC_BSKY_SERVICE,
} from '#/lib/constants'
import {createFullHandle} from '#/lib/strings/handles'
import {logger} from '#/logger'
import {useDebouncedValue} from '#/components/live/utils'
import * as bsky from '#/types/bsky'
import {Agent} from '../session/agent'
export const RQKEY_handleAvailability = (
handle: string,
domain: string,
serviceDid: string,
) => ['handle-availability', {handle, domain, serviceDid}]
export function useHandleAvailabilityQuery(
{
username,
serviceDomain,
serviceDid,
enabled,
birthDate,
email,
}: {
username: string
serviceDomain: string
serviceDid: string
enabled: boolean
birthDate?: string
email?: string
},
debounceDelayMs = 500,
) {
const name = username.trim()
const debouncedHandle = useDebouncedValue(name, debounceDelayMs)
return {
debouncedUsername: debouncedHandle,
enabled: enabled && name === debouncedHandle,
query: useQuery({
enabled: enabled && name === debouncedHandle,
queryKey: RQKEY_handleAvailability(
debouncedHandle,
serviceDomain,
serviceDid,
),
queryFn: async () => {
const handle = createFullHandle(name, serviceDomain)
return await checkHandleAvailability(handle, serviceDid, {
email,
birthDate,
typeahead: true,
})
},
}),
}
}
export async function checkHandleAvailability(
handle: string,
serviceDid: string,
{
email,
birthDate,
typeahead,
}: {
email?: string
birthDate?: string
typeahead?: boolean
},
) {
if (serviceDid === BSKY_SERVICE_DID) {
const agent = new Agent(null, {service: BSKY_SERVICE})
// entryway has a special API for handle availability
const {data} = await agent.com.atproto.temp.checkHandleAvailability({
handle,
birthDate,
email,
})
if (
bsky.dangerousIsType<ComAtprotoTempCheckHandleAvailability.ResultAvailable>(
data.result,
ComAtprotoTempCheckHandleAvailability.isResultAvailable,
)
) {
logger.metric('signup:handleAvailable', {typeahead}, {statsig: true})
return {available: true} as const
} else if (
bsky.dangerousIsType<ComAtprotoTempCheckHandleAvailability.ResultUnavailable>(
data.result,
ComAtprotoTempCheckHandleAvailability.isResultUnavailable,
)
) {
logger.metric('signup:handleTaken', {typeahead}, {statsig: true})
return {
available: false,
suggestions: data.result.suggestions,
} as const
} else {
throw new Error(
`Unexpected result of \`checkHandleAvailability\`: ${JSON.stringify(data.result)}`,
)
}
} else {
// 3rd party PDSes won't have this API so just try and resolve the handle
const agent = new Agent(null, {service: PUBLIC_BSKY_SERVICE})
try {
const res = await agent.resolveHandle({
handle,
})
if (res.data.did) {
logger.metric('signup:handleTaken', {typeahead}, {statsig: true})
return {available: false} as const
}
} catch {}
logger.metric('signup:handleAvailable', {typeahead}, {statsig: true})
return {available: true} as const
}
}
|
