107 lines
2.8 KiB
TypeScript
107 lines
2.8 KiB
TypeScript
import { log } from '@graphprotocol/graph-ts'
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import { Nft, NftUpdate } from '../@types/schema'
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import {
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MetadataCreated,
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MetadataState,
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MetadataUpdated,
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TokenURIUpdate
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} from '../@types/templates/ERC721Template/ERC721Template'
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import { NftUpdateType } from './utils/constants'
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function getId(tx: string, nftAddress: string): string {
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return `${tx}-${nftAddress}`
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}
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export function handleCreated(event: MetadataCreated): void {
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log.warning('nft handleCreated {}', [event.address.toHex()])
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const nftAddress = event.address.toHex()
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const nft = Nft.load(nftAddress)
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if (!nft) return
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nft.assetState = event.params.state
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const nftUpdate = new NftUpdate(
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getId(event.transaction.hash.toHex(), nftAddress)
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)
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nftUpdate.type = NftUpdateType.METADATA_CREATED
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nftUpdate.userAddress = event.params.createdBy.toHex()
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nftUpdate.assetState = event.params.state
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nftUpdate.timestamp = event.block.timestamp.toI32()
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nftUpdate.tx = event.transaction.hash.toHex()
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nftUpdate.block = event.block.number.toI32()
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nftUpdate.save()
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nft.save()
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}
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export function handleUpdated(event: MetadataUpdated): void {
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const nftAddress = event.address.toHex()
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const nft = Nft.load(nftAddress)
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if (!nft) return
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nft.assetState = event.params.state
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const nftUpdate = new NftUpdate(
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getId(event.transaction.hash.toHex(), nftAddress)
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)
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nftUpdate.type = NftUpdateType.METADATA_UPDATED
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nftUpdate.userAddress = event.params.updatedBy.toHex()
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nftUpdate.assetState = event.params.state
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nftUpdate.timestamp = event.block.timestamp.toI32()
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nftUpdate.tx = event.transaction.hash.toHex()
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nftUpdate.block = event.block.number.toI32()
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nftUpdate.save()
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nft.save()
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}
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export function handleState(event: MetadataState): void {
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const nftAddress = event.address.toHex()
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const nft = Nft.load(nftAddress)
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if (!nft) return
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nft.assetState = event.params.state
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const nftUpdate = new NftUpdate(
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getId(event.transaction.hash.toHex(), nftAddress)
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)
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nftUpdate.type = NftUpdateType.STATE_UPDATED
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nftUpdate.userAddress = event.params.updatedBy.toHex()
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nftUpdate.assetState = event.params.state
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nftUpdate.timestamp = event.block.timestamp.toI32()
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nftUpdate.tx = event.transaction.hash.toHex()
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nftUpdate.block = event.block.number.toI32()
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nftUpdate.save()
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nft.save()
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}
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export function handleTokenUriUpdate(event: TokenURIUpdate): void {
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const nftAddress = event.address.toHex()
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const nft = Nft.load(nftAddress)
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if (!nft) return
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nft.tokenUri = event.params.tokenURI
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const nftUpdate = new NftUpdate(
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getId(event.transaction.hash.toHex(), nftAddress)
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)
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nftUpdate.type = NftUpdateType.TOKENURI_UPDATED
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nftUpdate.userAddress = event.params.updatedBy.toHex()
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nftUpdate.timestamp = event.block.timestamp.toI32()
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nftUpdate.tx = event.transaction.hash.toHex()
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nftUpdate.block = event.block.number.toI32()
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nftUpdate.save()
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nft.save()
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}
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