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Clean up & Add connection setup

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This commit is contained in:
Thomas Nordquist
2019-01-06 13:30:35 +01:00
parent ad7794b30d
commit 32c3079821
26 changed files with 809 additions and 356 deletions
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8
backend/src/DataSource/DataSourceState.ts
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@@ -1,4 +1,4 @@
import { EventEmitter } from 'events'
import { EventDispatcher } from '../../../events'
export interface DataSourceState {
connecting: boolean
@@ -6,7 +6,8 @@ export interface DataSourceState {
error?: Error
}
export class DataSourceStateMachine extends EventEmitter {
export class DataSourceStateMachine {
public onUpdate = new EventDispatcher<DataSourceState, DataSourceStateMachine>(this)
private state: DataSourceState = {
error: undefined,
connected: false,
@@ -19,6 +20,7 @@ export class DataSourceStateMachine extends EventEmitter {
error: undefined,
connecting: false,
}
this.onUpdate.dispatch(this.state)
}
public setError(error: Error) {
@@ -27,6 +29,7 @@ export class DataSourceStateMachine extends EventEmitter {
connected: false,
connecting: false,
}
this.onUpdate.dispatch(this.state)
}
public setConnecting() {
@@ -35,6 +38,7 @@ export class DataSourceStateMachine extends EventEmitter {
connected: false,
connecting: true,
}
this.onUpdate.dispatch(this.state)
}
public toJSON() {