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| 1 | +import { Nft, NftUpdate } from '../@types/schema' |
1 | 2 | import {
|
2 | 3 | MetadataCreated,
|
3 | 4 | MetadataState,
|
4 | 5 | MetadataUpdated,
|
5 | 6 | TokenURIUpdate
|
6 | 7 | } from '../@types/templates/ERC721Template/ERC721Template'
|
| 8 | +import { NftUpdateType } from './utils/constants' |
7 | 9 |
|
8 |
| -export function handleCreated(event: MetadataCreated): void {} |
| 10 | +function getId(tx: string, nftAddress: string): string { |
| 11 | + return `${tx}-${nftAddress}` |
| 12 | +} |
9 | 13 |
|
10 |
| -export function handleUpdated(event: MetadataUpdated): void {} |
| 14 | +export function handleCreated(event: MetadataCreated): void { |
| 15 | + const nftAddress = event.address.toHex() |
| 16 | + const nft = Nft.load(nftAddress) |
| 17 | + if (!nft) return |
11 | 18 |
|
12 |
| -export function handleState(event: MetadataState): void {} |
| 19 | + nft.assetState = event.params.state |
13 | 20 |
|
14 |
| -export function handleUriUpdate(event: TokenURIUpdate): void {} |
| 21 | + const nftUpdate = new NftUpdate( |
| 22 | + getId(event.transaction.hash.toHex(), nftAddress) |
| 23 | + ) |
| 24 | + |
| 25 | + nftUpdate.type = NftUpdateType.METADATA_CREATED |
| 26 | + nftUpdate.userAddress = event.params.createdBy.toHex() |
| 27 | + nftUpdate.assetState = event.params.state |
| 28 | + |
| 29 | + nftUpdate.timestamp = event.block.timestamp.toI32() |
| 30 | + nftUpdate.tx = event.transaction.hash.toHex() |
| 31 | + nftUpdate.block = event.block.number.toI32() |
| 32 | + |
| 33 | + nftUpdate.save() |
| 34 | + nft.save() |
| 35 | +} |
| 36 | + |
| 37 | +export function handleUpdated(event: MetadataUpdated): void { |
| 38 | + const nftAddress = event.address.toHex() |
| 39 | + const nft = Nft.load(nftAddress) |
| 40 | + if (!nft) return |
| 41 | + |
| 42 | + nft.assetState = event.params.state |
| 43 | + |
| 44 | + const nftUpdate = new NftUpdate( |
| 45 | + getId(event.transaction.hash.toHex(), nftAddress) |
| 46 | + ) |
| 47 | + |
| 48 | + nftUpdate.type = NftUpdateType.METADATA_UPDATED |
| 49 | + nftUpdate.userAddress = event.params.updatedBy.toHex() |
| 50 | + nftUpdate.assetState = event.params.state |
| 51 | + |
| 52 | + nftUpdate.timestamp = event.block.timestamp.toI32() |
| 53 | + nftUpdate.tx = event.transaction.hash.toHex() |
| 54 | + nftUpdate.block = event.block.number.toI32() |
| 55 | + |
| 56 | + nftUpdate.save() |
| 57 | + nft.save() |
| 58 | +} |
| 59 | + |
| 60 | +export function handleState(event: MetadataState): void { |
| 61 | + const nftAddress = event.address.toHex() |
| 62 | + const nft = Nft.load(nftAddress) |
| 63 | + if (!nft) return |
| 64 | + |
| 65 | + nft.assetState = event.params.state |
| 66 | + |
| 67 | + const nftUpdate = new NftUpdate( |
| 68 | + getId(event.transaction.hash.toHex(), nftAddress) |
| 69 | + ) |
| 70 | + |
| 71 | + nftUpdate.type = NftUpdateType.STATE_UPDATED |
| 72 | + nftUpdate.userAddress = event.params.updatedBy.toHex() |
| 73 | + nftUpdate.assetState = event.params.state |
| 74 | + |
| 75 | + nftUpdate.timestamp = event.block.timestamp.toI32() |
| 76 | + nftUpdate.tx = event.transaction.hash.toHex() |
| 77 | + nftUpdate.block = event.block.number.toI32() |
| 78 | + |
| 79 | + nftUpdate.save() |
| 80 | + nft.save() |
| 81 | +} |
| 82 | + |
| 83 | +export function handleTokenUriUpdate(event: TokenURIUpdate): void { |
| 84 | + const nftAddress = event.address.toHex() |
| 85 | + const nft = Nft.load(nftAddress) |
| 86 | + |
| 87 | + if (!nft) return |
| 88 | + |
| 89 | + nft.tokenUri = event.params.tokenURI |
| 90 | + |
| 91 | + const nftUpdate = new NftUpdate( |
| 92 | + getId(event.transaction.hash.toHex(), nftAddress) |
| 93 | + ) |
| 94 | + |
| 95 | + nftUpdate.type = NftUpdateType.TOKENURI_UPDATED |
| 96 | + nftUpdate.userAddress = event.params.updatedBy.toHex() |
| 97 | + |
| 98 | + nftUpdate.timestamp = event.block.timestamp.toI32() |
| 99 | + nftUpdate.tx = event.transaction.hash.toHex() |
| 100 | + nftUpdate.block = event.block.number.toI32() |
| 101 | + |
| 102 | + nftUpdate.save() |
| 103 | + nft.save() |
| 104 | +} |
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