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group various stream processors into middleware

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This commit is contained in:
Eugene Pankov
2021-12-27 20:08:22 +01:00
parent b0c300be43
commit 076b1c7129
12 changed files with 195 additions and 97 deletions
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33
tabby-serial/src/api.ts
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@@ -3,7 +3,7 @@ import SerialPort from 'serialport'
import { LogService, NotificationsService, Profile } from 'tabby-core'
import { Subject, Observable } from 'rxjs'
import { Injector, NgZone } from '@angular/core'
import { BaseSession, LoginScriptsOptions, StreamProcessingOptions, TerminalStreamProcessor } from 'tabby-terminal'
import { BaseSession, LoginScriptsOptions, SessionMiddleware, StreamProcessingOptions, TerminalStreamProcessor } from 'tabby-terminal'
import { SerialService } from './services/serial.service'
export interface SerialProfile extends Profile {
@@ -32,6 +32,14 @@ export interface SerialPortInfo {
description?: string
}
class SlowFeedMiddleware extends SessionMiddleware {
feedFromTerminal (data: Buffer): void {
for (const byte of data) {
this.outputToSession.next(Buffer.from([byte]))
}
}
}
export class SerialSession extends BaseSession {
serial: SerialPort
@@ -50,13 +58,11 @@ export class SerialSession extends BaseSession {
this.notifications = injector.get(NotificationsService)
this.streamProcessor = new TerminalStreamProcessor(profile.options)
this.streamProcessor.outputToSession$.subscribe(data => {
this.serial?.write(data.toString())
})
this.streamProcessor.outputToTerminal$.subscribe(data => {
this.emitOutput(data)
this.loginScriptProcessor?.feedFromSession(data)
})
this.middleware.push(this.streamProcessor)
if (this.profile.options.slowSend) {
this.middleware.unshift(new SlowFeedMiddleware())
}
this.setLoginScriptsOptions(profile.options)
}
@@ -110,7 +116,7 @@ export class SerialSession extends BaseSession {
setTimeout(() => this.streamProcessor.start())
this.serial.on('readable', () => {
this.streamProcessor.feedFromSession(this.serial.read())
this.emitOutput(this.serial.read())
})
this.serial.on('end', () => {
@@ -124,17 +130,10 @@ export class SerialSession extends BaseSession {
}
write (data: Buffer): void {
if (!this.profile.options.slowSend) {
this.streamProcessor.feedFromTerminal(data)
} else {
for (const byte of data) {
this.streamProcessor.feedFromTerminal(Buffer.from([byte]))
}
}
this.serial?.write(data.toString())
}
async destroy (): Promise<void> {
this.streamProcessor.close()
this.serviceMessage.complete()
await super.destroy()
}