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migrations/ethereum/1696555657000-CreateWrapUnwrapETHEventsTable.ts
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import { MigrationInterface, QueryRunner, Table } from 'typeorm'; | ||
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const wrapETHEvent = new Table({ | ||
name: 'events.wrap_eth_events', | ||
columns: [ | ||
{ name: 'observed_timestamp', type: 'bigint' }, | ||
{ name: 'contract_address', type: 'varchar' }, | ||
{ name: 'transaction_hash', type: 'varchar', isPrimary: true }, | ||
{ name: 'transaction_index', type: 'bigint' }, | ||
{ name: 'log_index', type: 'bigint', isPrimary: true }, | ||
{ name: 'block_hash', type: 'varchar' }, | ||
{ name: 'block_number', type: 'bigint' }, | ||
{ name: 'sender_address', type: 'varchar' }, | ||
{ name: 'amount', type: 'bigint' }, | ||
], | ||
}); | ||
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const createWrapETHEventIndexQuery = ` | ||
CREATE INDEX wrap_eth_events_transaction_hash_index | ||
ON events.wrap_eth_events (transaction_hash); | ||
CREATE INDEX wrap_eth_events_block_number_index | ||
ON events.wrap_eth_events (block_number); | ||
`; | ||
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const dropWrapETHEventIndexQuery = ` | ||
DROP INDEX events.wrap_eth_events_transaction_hash_index; | ||
DROP INDEX events.wrap_eth_events_block_number_index; | ||
`; | ||
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const unwrapETHEvent = new Table({ | ||
name: 'events.unwrap_eth_events', | ||
columns: [ | ||
{ name: 'observed_timestamp', type: 'bigint' }, | ||
{ name: 'contract_address', type: 'varchar' }, | ||
{ name: 'transaction_hash', type: 'varchar', isPrimary: true }, | ||
{ name: 'transaction_index', type: 'bigint' }, | ||
{ name: 'log_index', type: 'bigint', isPrimary: true }, | ||
{ name: 'block_hash', type: 'varchar' }, | ||
{ name: 'block_number', type: 'bigint' }, | ||
{ name: 'receiver_address', type: 'varchar' }, | ||
{ name: 'amount', type: 'bigint' }, | ||
], | ||
}); | ||
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const createUnwrapETHEventIndexQuery = ` | ||
CREATE INDEX unwrap_eth_events_transaction_hash_index | ||
ON events.unwrap_eth_events (transaction_hash); | ||
CREATE INDEX unwrap_eth_events_block_number_index | ||
ON events.unwrap_eth_events (block_number); | ||
`; | ||
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const dropUnwrapETHEventIndexQuery = ` | ||
DROP INDEX events.unwrap_eth_events_transaction_hash_index; | ||
DROP INDEX events.unwrap_eth_events_block_number_index; | ||
`; | ||
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export class CreateOnchainGovernanceEventTable1683558341000 implements MigrationInterface { | ||
public async up(queryRunner: QueryRunner): Promise<any> { | ||
await queryRunner.createTable(wrapETHEvent); | ||
await queryRunner.query(createWrapETHEventIndexQuery); | ||
await queryRunner.createTable(unwrapETHEvent); | ||
await queryRunner.query(createUnwrapETHEventIndexQuery); | ||
} | ||
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public async down(queryRunner: QueryRunner): Promise<any> { | ||
await queryRunner.query(dropWrapETHEventIndexQuery); | ||
await queryRunner.dropTable(wrapETHEvent); | ||
await queryRunner.query(dropUnwrapETHEventIndexQuery); | ||
await queryRunner.dropTable(unwrapETHEvent); | ||
} | ||
} |
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import { BigNumber } from '@0x/utils'; | ||
import { Column, Entity } from 'typeorm'; | ||
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import { Event } from './event'; | ||
import { bigNumberTransformer } from '../transformers/big_number'; | ||
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@Entity({ name: 'unwrap_eth_events' }) | ||
export class UnwrapETHEvent extends Event { | ||
@Column({ name: 'receiver_address' }) | ||
public receiver_address!: string; | ||
@Column({ name: 'amount', type: 'bigint', transformer: bigNumberTransformer }) | ||
public amount!: BigNumber; | ||
} |
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import { BigNumber } from '@0x/utils'; | ||
import { Column, Entity } from 'typeorm'; | ||
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import { Event } from './event'; | ||
import { bigNumberTransformer } from '../transformers/big_number'; | ||
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@Entity({ name: 'wrap_eth_events' }) | ||
export class WrapETHEvent extends Event { | ||
@Column({ name: 'sender_address' }) | ||
public sender_address!: string; | ||
@Column({ name: 'amount', type: 'bigint', transformer: bigNumberTransformer }) | ||
public amount!: BigNumber; | ||
} |
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const abiCoder = require('web3-eth-abi'); | ||
import { RawLogEntry } from 'ethereum-types'; | ||
import { WrapETHEvent, UnwrapETHEvent } from '../../entities'; | ||
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import { parseEvent } from './parse_event'; | ||
import { WRAP_ETH_ABI, UNWRAP_ETH_ABI } from '../../constants'; | ||
import { BigNumber } from '@0x/utils'; | ||
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export function parseWrapETHEvent(eventLog: RawLogEntry): WrapETHEvent { | ||
const wrapETHEvent = new WrapETHEvent(); | ||
parseEvent(eventLog, wrapETHEvent); | ||
// decode the basic info | ||
const decodedLog = abiCoder.decodeLog(WRAP_ETH_ABI.inputs, eventLog.data); | ||
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wrapETHEvent.sender_address = decodedLog.dst.toLowerCase(); | ||
wrapETHEvent.amount = new BigNumber(decodedLog.wad); | ||
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return wrapETHEvent; | ||
} | ||
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export function parseUnwrapETHEvent(eventLog: RawLogEntry): UnwrapETHEvent { | ||
const unwrapETHEvent = new UnwrapETHEvent(); | ||
parseEvent(eventLog, unwrapETHEvent); | ||
// decode the basic info | ||
const decodedLog = abiCoder.decodeLog(UNWRAP_ETH_ABI.inputs, eventLog.data); | ||
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unwrapETHEvent.receiver_address = decodedLog.src.toLowerCase(); | ||
unwrapETHEvent.amount = new BigNumber(decodedLog.wad); | ||
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return unwrapETHEvent; | ||
} |