parent
3ef7042558
commit
6a4187bf1d
@ -0,0 +1,57 @@ |
||||
const remixLib = require('@remix-project/remix-lib') |
||||
|
||||
const EventManager = remixLib.EventManager |
||||
const Web3Providers = remixLib.vm.Web3Providers |
||||
const DummyProvider = remixLib.vm.DummyProvider |
||||
const init = remixLib.init |
||||
|
||||
class ContextManager { |
||||
constructor (executionContext) { |
||||
this.executionContext = executionContext |
||||
this.web3 = this.executionContext.web3() |
||||
this.event = new EventManager() |
||||
} |
||||
|
||||
initProviders () { |
||||
this.web3Providers = new Web3Providers() |
||||
this.addProvider('DUMMYWEB3', new DummyProvider()) |
||||
this.switchProvider('DUMMYWEB3') |
||||
|
||||
this.addProvider('vm', this.executionContext.vm()) |
||||
this.addProvider('injected', this.executionContext.internalWeb3()) |
||||
this.addProvider('web3', this.executionContext.internalWeb3()) |
||||
this.switchProvider(this.executionContext.getProvider()) |
||||
} |
||||
|
||||
getWeb3 () { |
||||
return this.web3 |
||||
} |
||||
|
||||
addProvider (type, obj) { |
||||
this.web3Providers.addProvider(type, obj) |
||||
this.event.trigger('providerAdded', [type]) |
||||
} |
||||
|
||||
switchProvider(type, cb) { |
||||
this.web3Providers.get(type, (error, obj) => { |
||||
if (error) { |
||||
return console.log('provider ' + type + ' not defined') |
||||
} |
||||
this.web3 = obj |
||||
this.executionContext.detectNetwork((error, network) => { |
||||
if (error || !network) { |
||||
this.web3 = obj |
||||
} else { |
||||
var webDebugNode = init.web3DebugNode(network.name) |
||||
this.web3 = (!webDebugNode ? obj : webDebugNode) |
||||
} |
||||
this.event.trigger('providerChanged', [type, this.web3]) |
||||
if (cb) return cb() |
||||
}) |
||||
this.event.trigger('providerChanged', [type, this.web3]) |
||||
}) |
||||
} |
||||
|
||||
} |
||||
|
||||
module.exports = ContextManager |
Loading…
Reference in new issue