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refactor: add useLockedInReferenda (PolkaGate#1608)
Co-authored-by: Amir Ekbatanifard <[email protected]>
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11 changes: 6 additions & 5 deletions
11
packages/extension-polkagate/src/hooks/useCurrentBlockNumber.ts
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57 changes: 35 additions & 22 deletions
57
packages/extension-polkagate/src/hooks/useHasDelegated.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,53 +1,66 @@ | ||
| // Copyright 2019-2024 @polkadot/extension-polkagate authors & contributors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
| // @ts-nocheck | ||
|
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| import type { ApiPromise } from '@polkadot/api'; | ||
| //@ts-ignore | ||
| import type { PalletConvictionVotingVoteVoting } from '@polkadot/types/lookup'; | ||
| import type { BN } from '@polkadot/util'; | ||
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| import { useEffect, useState } from 'react'; | ||
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| import { BN, BN_ZERO } from '@polkadot/util'; | ||
| import { BN_ZERO } from '@polkadot/util'; | ||
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| import useApi from './useApi'; | ||
| import useFormatted from './useFormatted'; | ||
| import { useChain, useTracks } from '.'; | ||
| import { useInfo, useTracks } from '.'; | ||
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| export default function useHasDelegated(address: string | undefined, refresh?: boolean): BN | null | undefined { | ||
| const api = useApi(address); | ||
| const formatted = useFormatted(address); | ||
| const chain = useChain(address); | ||
| export default function useHasDelegated (address: string | undefined, refresh?: boolean): BN | null | undefined { | ||
| const { api, chain, formatted } = useInfo(address); | ||
| const { tracks } = useTracks(address); | ||
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| const [hasDelegated, setHasDelegated] = useState<BN | null>(); | ||
| const [fetchedFor, setFetchedFor] = useState<string | undefined>(undefined); | ||
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| useEffect(() => { | ||
| if (refresh) { | ||
| setHasDelegated(undefined); | ||
| setFetchedFor(undefined); | ||
| } | ||
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| if (!api || !formatted || !tracks || !tracks?.length || !api?.query?.convictionVoting) { | ||
| if (!api || !formatted || !tracks?.length || !api?.query?.['convictionVoting'] || fetchedFor === address) { | ||
| return; | ||
| } | ||
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| if (chain?.genesisHash && api && api.genesisHash.toString() !== chain.genesisHash) { | ||
| return; | ||
| } | ||
|
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| const params: [string, BN][] = tracks.map((t) => [String(formatted), t[0]]); | ||
| const fetchDelegationData = async ( | ||
| api: ApiPromise, | ||
| formatted: string, | ||
| tracks: [BN, unknown][] | ||
| ): Promise<void> => { | ||
| try { | ||
| setFetchedFor(address); | ||
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| // eslint-disable-next-line no-void | ||
| void api.query.convictionVoting.votingFor.multi(params).then((votingFor: PalletConvictionVotingVoteVoting[]) => { | ||
| let maxDelegated = BN_ZERO; | ||
| const params: [string, BN][] = tracks.map((t) => [formatted, t[0]]); | ||
| const votingFor: PalletConvictionVotingVoteVoting[] = await api.query['convictionVoting']['votingFor'].multi(params); | ||
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| votingFor?.filter((v) => v.isDelegating).forEach((v) => { | ||
| if (v.asDelegating.balance.gt(maxDelegated)) { | ||
| maxDelegated = v.asDelegating.balance; | ||
| } | ||
| }); | ||
| const maxDelegated = votingFor | ||
| .filter((v) => v.isDelegating) | ||
| .reduce((max, v) => { | ||
| const balance = v.asDelegating.balance; | ||
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| maxDelegated.isZero() ? setHasDelegated(null) : setHasDelegated(maxDelegated); | ||
| }); | ||
| }, [api, chain?.genesisHash, formatted, tracks, refresh]); | ||
| return balance.gt(max) ? balance : max; | ||
| }, BN_ZERO); | ||
|
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| setHasDelegated(maxDelegated.isZero() ? null : maxDelegated); | ||
| } catch (error) { | ||
| console.error('Error fetching delegation data:', error); | ||
| setFetchedFor(undefined); | ||
| } | ||
| }; | ||
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| fetchDelegationData(api, formatted, tracks).catch(console.error); | ||
| }, [api, chain?.genesisHash, formatted, tracks, refresh, fetchedFor, address]); | ||
|
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| return hasDelegated; | ||
| } |
54 changes: 54 additions & 0 deletions
54
packages/extension-polkagate/src/hooks/useLockedInReferenda.ts
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,54 @@ | ||
| // Copyright 2019-2024 @polkadot/extension-polkagate authors & contributors | ||
| // SPDX-License-Identifier: Apache-2.0 | ||
|
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| import type { BN } from '@polkadot/util'; | ||
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| import { useMemo } from 'react'; | ||
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| import { BN_MAX_INTEGER } from '@polkadot/util'; | ||
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| import { useAccountLocks, useCurrentBlockNumber, useHasDelegated, useTimeToUnlock } from '.'; | ||
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| interface Lock { | ||
| classId: BN; | ||
| endBlock: BN; | ||
| locked: string; | ||
| refId: BN | 'N/A'; | ||
| total: BN; | ||
| } | ||
|
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| interface OutputType { | ||
| classToUnlock: Lock[] | undefined; | ||
| delegatedBalance: BN | null | undefined; | ||
| hasDescription: boolean; | ||
| isDisable: boolean; | ||
| lockedInRef: BN | undefined | ||
| timeToUnlock: string | null | undefined; | ||
| totalLocked: BN | null | undefined; | ||
| unlockableAmount: BN | undefined; | ||
| } | ||
|
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| export default function useLockedInReferenda (address: string | undefined, refreshNeeded: boolean | undefined): OutputType { | ||
| const delegatedBalance = useHasDelegated(address, refreshNeeded); | ||
| const referendaLocks = useAccountLocks(address, 'referenda', 'convictionVoting', false, refreshNeeded); | ||
| const currentBlock = useCurrentBlockNumber(address); | ||
| const { lockedInRef, timeToUnlock, totalLocked, unlockableAmount } = useTimeToUnlock(address, delegatedBalance, referendaLocks, refreshNeeded); | ||
|
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| const classToUnlock = currentBlock ? referendaLocks?.filter((ref) => ref.endBlock.ltn(currentBlock) && ref.classId.lt(BN_MAX_INTEGER)) : undefined; | ||
| const isDisable = useMemo(() => !unlockableAmount || unlockableAmount.isZero() || !classToUnlock || !totalLocked, [classToUnlock, totalLocked, unlockableAmount]); | ||
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| const hasDescription = useMemo(() => | ||
| Boolean((unlockableAmount && !unlockableAmount.isZero()) || (delegatedBalance && !delegatedBalance.isZero()) || timeToUnlock) | ||
| , [delegatedBalance, timeToUnlock, unlockableAmount]); | ||
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| return { | ||
| classToUnlock, | ||
| delegatedBalance, | ||
| hasDescription, | ||
| isDisable, | ||
| lockedInRef, | ||
| timeToUnlock, | ||
| totalLocked, | ||
| unlockableAmount | ||
| }; | ||
| } |
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