Implemented serial-monitoring for the backend.

Signed-off-by: Akos Kitta <kittaakos@typefox.io>

arduino-ide-extension/src/common/protocol/monitor-service.ts

@@ -0,0 +1,43 @@
+import { JsonRpcServer } from '@theia/core';
+import { Board } from './boards-service';
+
+export interface MonitorError {
+    readonly message: string;
+    readonly code: number
+}
+
+export interface MonitorReadEvent {
+    readonly connectionId: string;
+    readonly data: string;
+}
+
+export const MonitorServiceClient = Symbol('MonitorServiceClient');
+export interface MonitorServiceClient {
+    notifyRead(event: MonitorReadEvent): void;
+    notifyError(event: MonitorError): void;
+}
+
+export const MonitorServicePath = '/services/serial-monitor';
+export const MonitorService = Symbol('MonitorService');
+export interface MonitorService extends JsonRpcServer<MonitorServiceClient> {
+    connect(config: ConnectionConfig): Promise<{ connectionId: string }>;
+    disconnect(connectionId: string): Promise<boolean>;
+    send(connectionId: string, data: string | Uint8Array): Promise<void>;
+}
+
+export interface ConnectionConfig {
+    readonly board: Board;
+    readonly port: string;
+    /**
+     * Defaults to [`SERIAL`](ConnectionType#SERIAL).
+     */
+    readonly type?: ConnectionType;
+    /**
+     * Defaults to `9600`.
+     */
+    readonly baudRate?: number;
+}
+
+export enum ConnectionType {
+    SERIAL = 0
+}