47 lines
1.6 KiB
TypeScript
47 lines
1.6 KiB
TypeScript
import { BigInt, log } from '@graphprotocol/graph-ts'
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import { TokenRegistered } from '../types/DTFactory/DTFactory'
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import { DatatokenFactory, Datatoken as DatatokenEntity } from '../types/schema'
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import { DataToken as DatatokenDataSource } from '../types/templates'
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import { createUserEntity, tokenToDecimal, ZERO_BD } from '../helpers'
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export function handleNewToken(event: TokenRegistered): void {
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let factory = DatatokenFactory.load('1')
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// if no factory yet, set up blank initial
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if (factory == null) {
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factory = new DatatokenFactory('1')
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factory.tokenCount = 0
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}
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const datatoken = new DatatokenEntity(event.params.tokenAddress.toHexString())
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log.error('************************ handleNewToken: datatokenId {}', [
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datatoken.id.toString()
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])
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datatoken.factoryID = event.address.toHexString()
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datatoken.symbol = event.params.tokenSymbol
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datatoken.name = event.params.tokenName
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datatoken.decimals = 18
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datatoken.address = event.params.tokenAddress.toHexString()
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datatoken.cap = tokenToDecimal(event.params.tokenCap.toBigDecimal(), 18)
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datatoken.supply = ZERO_BD
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createUserEntity(event.params.registeredBy.toHex())
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datatoken.minter = event.params.registeredBy.toHex()
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datatoken.publisher = event.params.registeredBy.toHex()
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datatoken.holderCount = BigInt.fromI32(0)
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datatoken.orderCount = BigInt.fromI32(0)
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datatoken.createTime = event.block.timestamp.toI32()
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datatoken.tx = event.transaction.hash
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datatoken.save()
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factory.tokenCount = factory.tokenCount + 1
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factory.save()
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DatatokenDataSource.create(event.params.tokenAddress)
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}
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