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set price from DDO first, then from chain

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This commit is contained in:
Matthias Kretschmann 2020-10-08 13:38:00 +02:00
parent 55326352fa
commit efb4b12d71
Signed by: m
GPG Key ID: 606EEEF3C479A91F
1 changed files with 29 additions and 18 deletions
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47
src/hooks/useMetadata/useMetadata.ts
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@ -1,7 +1,13 @@
import { useState, useEffect, useCallback } from 'react'
import { DID, DDO, Metadata, Logger, BestPrice } from '@oceanprotocol/lib'
import {
DID,
DDO,
Metadata,
Logger,
BestPrice,
MetadataStore
} from '@oceanprotocol/lib'
import { useOcean } from 'providers'
import ProviderStatus from 'providers/OceanProvider/ProviderStatus'
import { getBestDataTokenPrice } from 'utils/dtUtils'
import { isDDO } from 'utils'
@ -16,7 +22,7 @@ interface UseMetadata {
}
function useMetadata(asset?: DID | string | DDO): UseMetadata {
const { ocean, status, accountId, networkId } = useOcean()
const { ocean, accountId, networkId, config } = useOcean()
const [internalDdo, setDDO] = useState<DDO>()
const [internalDid, setDID] = useState<DID | string>()
const [metadata, setMetadata] = useState<Metadata>()
@ -25,11 +31,14 @@ function useMetadata(asset?: DID | string | DDO): UseMetadata {
const [price, setPrice] = useState<BestPrice>()
const getDDO = useCallback(
async (did: DID | string): Promise<DDO> => {
const ddo = await ocean.metadatastore.retrieveDDO(did)
async (did: DID | string): Promise<DDO | undefined> => {
if (!config.metadataStoreUri) return
const metadataStore = new MetadataStore(config.metadataStoreUri, Logger)
const ddo = await metadataStore.retrieveDDO(did)
return ddo
},
[ocean?.metadatastore]
[config.metadataStoreUri]
)
const getPrice = useCallback(
@ -49,11 +58,9 @@ function useMetadata(asset?: DID | string | DDO): UseMetadata {
// Get and set DDO based on passed DDO or DID
//
useEffect(() => {
if (!asset || !ocean || status !== ProviderStatus.CONNECTED) return
async function init(): Promise<void> {
if (!asset) return
async function init(): Promise<void> {
if (isDDO(asset as string | DDO | DID)) {
setDDO(asset as DDO)
setDID((asset as DDO).id)
@ -66,30 +73,34 @@ function useMetadata(asset?: DID | string | DDO): UseMetadata {
}
}
init()
}, [ocean, status, asset, getDDO])
}, [asset, getDDO])
//
// Get metadata for stored DDO
// Get metadata & price for stored DDO
//
useEffect(() => {
if (!accountId) return
async function init(): Promise<void> {
if (!internalDdo) return
// Set price from DDO first
setPrice(internalDdo.price)
const metadata = await getMetadata(internalDdo)
setMetadata(metadata)
setTitle(metadata.main.name)
const price = await getPrice(internalDdo.dataToken)
price && setPrice(price)
setIsLoaded(true)
if (!accountId) return
// Set price again, but from chain
const priceLive = await getPrice(internalDdo.dataToken)
priceLive && internalDdo.price !== priceLive && setPrice(priceLive)
}
init()
const interval = setInterval(async () => {
if (!internalDdo) return
const price = await getPrice(internalDdo.dataToken)
price && setPrice(price)
if (!internalDdo || !accountId) return
const priceLive = await getPrice(internalDdo.dataToken)
priceLive && setPrice(priceLive)
}, 10000)
return () => {