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remix-project/libs/remix-simulator/src/provider.ts

132 lines
3.5 KiB

import { Blocks } from './methods/blocks'
import { info } from './utils/logs'
import merge from 'merge'
import { Web3Accounts } from './methods/accounts'
import { Filters } from './methods/filters'
import { methods as miscMethods } from './methods/misc'
import { methods as netMethods } from './methods/net'
import { Transactions } from './methods/transactions'
import { Debug } from './methods/debug'
import { generateBlock } from './genesis'
import { VMContext } from './vm-context'
export class Provider {
options: Record<string, string | number>
vmContext
Accounts
Transactions
methods
connected: boolean;
constructor (options: Record<string, string | number> = {}) {
this.options = options
this.connected = true
this.vmContext = new VMContext(options['fork'] as string, options['nodeUrl'] as string, options['blockNumber'] as number)
this.Accounts = new Web3Accounts(this.vmContext)
this.Transactions = new Transactions(this.vmContext)
this.methods = {}
this.methods = merge(this.methods, this.Accounts.methods())
this.methods = merge(this.methods, (new Blocks(this.vmContext, options)).methods())
this.methods = merge(this.methods, miscMethods())
this.methods = merge(this.methods, (new Filters(this.vmContext)).methods())
this.methods = merge(this.methods, netMethods())
this.methods = merge(this.methods, this.Transactions.methods())
this.methods = merge(this.methods, (new Debug(this.vmContext)).methods())
}
async init () {
await this.vmContext.init()
await generateBlock(this.vmContext)
await this.Accounts.resetAccounts()
this.Transactions.init(this.Accounts.accounts)
}
sendAsync (payload, callback) {
// log.info('payload method is ', payload.method) // commented because, this floods the IDE console
const method = this.methods[payload.method]
if (this.options.logDetails) {
info(payload)
}
if (method) {
return method.call(method, payload, (err, result) => {
if (this.options.logDetails) {
info(err)
info(result)
}
if (err) {
return callback(err)
}
const response = { id: payload.id, jsonrpc: '2.0', result: result }
callback(null, response)
})
}
callback(new Error('unknown method ' + payload.method))
}
send (payload, callback) {
this.sendAsync(payload, callback || function () {})
}
isConnected () {
return true
}
disconnect () {
return false
}
supportsSubscriptions () {
return true
}
on (type, cb) {
this.vmContext.logsManager.addListener(type, cb)
}
}
export function extend (web3) {
if (!web3.extend) {
return
}
// DEBUG
const methods = []
if (!(web3.eth && web3.eth.getExecutionResultFromSimulator)) {
methods.push(new web3.extend.Method({
name: 'getExecutionResultFromSimulator',
call: 'eth_getExecutionResultFromSimulator',
inputFormatter: [null],
params: 1
}))
}
if (!(web3.eth && web3.eth.getHHLogsForTx)) {
methods.push(new web3.extend.Method({
name: 'getHHLogsForTx',
call: 'eth_getHHLogsForTx',
inputFormatter: [null],
params: 1
}))
}
if (!(web3.eth && web3.eth.getHashFromTagBySimulator)) {
methods.push(new web3.extend.Method({
name: 'getHashFromTagBySimulator',
call: 'eth_getHashFromTagBySimulator',
inputFormatter: [null],
params: 1
}))
}
if (methods.length > 0) {
web3.extend({
property: 'eth',
methods: methods,
properties: []
})
}
}