fix: show board info based on the selected port

arduino-ide-extension/src/browser/boards/boards-config.tsx

@@ -6,6 +6,7 @@ import { DisposableCollection } from '@theia/core/lib/common/disposable';
 import {
   Board,
   Port,
+  BoardConfig as ProtocolBoardConfig,
   BoardWithPackage,
 } from '../../common/protocol/boards-service';
 import { NotificationCenter } from '../notification-center';
@@ -18,10 +19,7 @@ import { nls } from '@theia/core/lib/common';
 import { FrontendApplicationState } from '@theia/core/lib/common/frontend-application-state';
 
 export namespace BoardsConfig {
-  export interface Config {
-    selectedBoard?: Board;
-    selectedPort?: Port;
-  }
+  export type Config = ProtocolBoardConfig;
 
   export interface Props {
     readonly boardsServiceProvider: BoardsServiceProvider;

arduino-ide-extension/src/browser/contributions/board-selection.ts

@@ -20,6 +20,7 @@ import {
   InstalledBoardWithPackage,
   AvailablePorts,
   Port,
+  getBoardInfo,
 } from '../../common/protocol';
 import { SketchContribution, Command, CommandRegistry } from './contribution';
 import { nls } from '@theia/core/lib/common';
@@ -49,52 +50,28 @@ export class BoardSelection extends SketchContribution {
   override registerCommands(registry: CommandRegistry): void {
     registry.registerCommand(BoardSelection.Commands.GET_BOARD_INFO, {
       execute: async () => {
-        const { selectedBoard, selectedPort } =
-          this.boardsServiceProvider.boardsConfig;
-        if (!selectedBoard) {
-          this.messageService.info(
-            nls.localize(
-              'arduino/board/selectBoardForInfo',
-              'Please select a board to obtain board info.'
-            )
-          );
-          return;
-        }
-        if (!selectedBoard.fqbn) {
-          this.messageService.info(
-            nls.localize(
-              'arduino/board/platformMissing',
-              "The platform for the selected '{0}' board is not installed.",
-              selectedBoard.name
-            )
-          );
-          return;
-        }
-        if (!selectedPort) {
-          this.messageService.info(
-            nls.localize(
-              'arduino/board/selectPortForInfo',
-              'Please select a port to obtain board info.'
-            )
-          );
+        const boardInfo = await getBoardInfo(
+          this.boardsServiceProvider.boardsConfig.selectedPort,
+          this.boardsService.getState()
+        );
+        if (typeof boardInfo === 'string') {
+          this.messageService.info(boardInfo);
           return;
         }
-        const boardDetails = await this.boardsService.getBoardDetails({
-          fqbn: selectedBoard.fqbn,
-        });
-        if (boardDetails) {
-          const { VID, PID } = boardDetails;
-          const detail = `BN: ${selectedBoard.name}
+        const { BN, VID, PID, SN } = boardInfo;
+        const detail = `
+BN: ${BN}
 VID: ${VID}
-PID: ${PID}`;
-          await remote.dialog.showMessageBox(remote.getCurrentWindow(), {
-            message: nls.localize('arduino/board/boardInfo', 'Board Info'),
-            title: nls.localize('arduino/board/boardInfo', 'Board Info'),
-            type: 'info',
-            detail,
-            buttons: [nls.localize('vscode/issueMainService/ok', 'OK')],
-          });
-        }
+PID: ${PID}
+SN: ${SN}
+`.trim();
+        await remote.dialog.showMessageBox(remote.getCurrentWindow(), {
+          message: nls.localize('arduino/board/boardInfo', 'Board Info'),
+          title: nls.localize('arduino/board/boardInfo', 'Board Info'),
+          type: 'info',
+          detail,
+          buttons: [nls.localize('vscode/issueMainService/ok', 'OK')],
+        });
       },
     });
   }

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

@@ -11,6 +11,7 @@ import {
   Updatable,
 } from '../nls';
 import URI from '@theia/core/lib/common/uri';
+import { MaybePromise } from '@theia/core/lib/common/types';
 
 export type AvailablePorts = Record<string, [Port, Array<Board>]>;
 export namespace AvailablePorts {
@@ -657,3 +658,107 @@ export function sanitizeFqbn(fqbn: string | undefined): string | undefined {
   const [vendor, arch, id] = fqbn.split(':');
   return `${vendor}:${arch}:${id}`;
 }
+
+export interface BoardConfig {
+  selectedBoard?: Board;
+  selectedPort?: Port;
+}
+
+export interface BoardInfo {
+  /**
+   * Board name. Could be `'Unknown board`'.
+   */
+  BN: string;
+  /**
+   * Vendor ID.
+   */
+  VID: string;
+  /**
+   * Product ID.
+   */
+  PID: string;
+  /**
+   * Serial number.
+   */
+  SN: string;
+}
+
+export const selectPortForInfo = nls.localize(
+  'arduino/board/selectPortForInfo',
+  'Please select a port to obtain board info.'
+);
+export const nonSerialPort = nls.localize(
+  'arduino/board/nonSerialPort',
+  "Non-serial port, can't obtain info."
+);
+export const noNativeSerialPort = nls.localize(
+  'arduino/board/noNativeSerialPort',
+  "Native serial port, can't obtain info."
+);
+export const unknownBoard = nls.localize(
+  'arduino/board/unknownBoard',
+  'Unknown board'
+);
+
+/**
+ * The returned promise resolves to a `BoardInfo` if available to show in the UI or an info message explaining why showing the board info is not possible.
+ */
+export async function getBoardInfo(
+  selectedPort: Port | undefined,
+  availablePorts: MaybePromise<AvailablePorts>
+): Promise<BoardInfo | string> {
+  if (!selectedPort) {
+    return selectPortForInfo;
+  }
+  // IDE2 must show the board info based on the selected port.
+  // https://github.com/arduino/arduino-ide/issues/1489
+  // IDE 1.x supports only serial port protocol
+  if (selectedPort.protocol !== 'serial') {
+    return nonSerialPort;
+  }
+  const selectedPortKey = Port.keyOf(selectedPort);
+  const state = await availablePorts;
+  const boardListOnSelectedPort = Object.entries(state).filter(
+    ([portKey, [port]]) =>
+      portKey === selectedPortKey && isNonNativeSerial(port)
+  );
+
+  if (!boardListOnSelectedPort.length) {
+    return noNativeSerialPort;
+  }
+
+  const [, [port, boards]] = boardListOnSelectedPort[0];
+  if (boardListOnSelectedPort.length > 1 || boards.length > 1) {
+    console.warn(
+      `Detected more than one available boards on the selected port : ${JSON.stringify(
+        selectedPort
+      )}. Detected boards were: ${JSON.stringify(
+        boardListOnSelectedPort
+      )}. Using the first one: ${JSON.stringify([port, boards])}`
+    );
+  }
+
+  const board = boards[0];
+  const BN = board?.name ?? unknownBoard;
+  const VID = readProperty('vid', port);
+  const PID = readProperty('pid', port);
+  const SN = readProperty('serialNumber', port);
+  return { VID, PID, SN, BN };
+}
+
+// serial protocol with one or many detected boards or available VID+PID properties from the port
+function isNonNativeSerial(port: Port): boolean {
+  return !!(
+    port.protocol === 'serial' &&
+    port.properties?.['vid'] &&
+    port.properties?.['pid']
+  );
+}
+
+function readProperty(property: string, port: Port): string {
+  return falsyToNullString(port.properties?.[property]);
+}
+
+function falsyToNullString(s: string | undefined): string {
+  return !!s ? s : '(null)';
+}

arduino-ide-extension/src/test/common/boards-service.test.ts

@@ -1,5 +1,17 @@
+import { Deferred } from '@theia/core/lib/common/promise-util';
+import { Mutable } from '@theia/core/lib/common/types';
 import { expect } from 'chai';
-import { AttachedBoardsChangeEvent } from '../../common/protocol';
+import {
+  AttachedBoardsChangeEvent,
+  BoardInfo,
+  getBoardInfo,
+  noNativeSerialPort,
+  nonSerialPort,
+  Port,
+  selectPortForInfo,
+  unknownBoard,
+} from '../../common/protocol';
+import { firstToUpperCase } from '../../common/utils';
 
 describe('boards-service', () => {
   describe('AttachedBoardsChangeEvent', () => {
@@ -80,4 +92,102 @@ describe('boards-service', () => {
       );
     });
   });
+
+  describe('getBoardInfo', () => {
+    const vid = '0x0';
+    const pid = '0x1';
+    const serialNumber = '1730323';
+    const name = 'The Board';
+    const fqbn = 'alma:korte:szolo';
+    const selectedBoard = { name, fqbn };
+    const selectedPort = (
+      properties: Record<string, string> = {},
+      protocol = 'serial'
+    ): Mutable<Port> => ({
+      address: 'address',
+      addressLabel: 'addressLabel',
+      protocol,
+      protocolLabel: firstToUpperCase(protocol),
+      properties,
+    });
+
+    it('should handle when no port is selected', async () => {
+      const info = await getBoardInfo(undefined, never());
+      expect(info).to.be.equal(selectPortForInfo);
+    });
+
+    it("should handle when port protocol is not 'serial'", async () => {
+      await Promise.allSettled(
+        ['network', 'teensy'].map(async (protocol) => {
+          const selectedPort: Port = {
+            address: 'address',
+            addressLabel: 'addressLabel',
+            protocolLabel: firstToUpperCase(protocol),
+            protocol,
+          };
+          const info = await getBoardInfo(selectedPort, never());
+          expect(info).to.be.equal(nonSerialPort);
+        })
+      );
+    });
+
+    it("should not detect a port as non-native serial, if protocol is 'serial' but VID or PID is missing", async () => {
+      const insufficientProperties: Record<string, string>[] = [
+        {},
+        { vid },
+        { pid },
+        { VID: vid, pid: pid }, // case sensitive
+      ];
+      for (const properties of insufficientProperties) {
+        const port = selectedPort(properties);
+        const info = await getBoardInfo(port, {
+          [Port.keyOf(port)]: [port, []],
+        });
+        expect(info).to.be.equal(noNativeSerialPort);
+      }
+    });
+
+    it("should detect a port as non-native serial, if protocol is 'serial' and VID/PID are available", async () => {
+      const port = selectedPort({ vid, pid });
+      const info = await getBoardInfo(port, {
+        [Port.keyOf(port)]: [port, []],
+      });
+      expect(typeof info).to.be.equal('object');
+      const boardInfo = <BoardInfo>info;
+      expect(boardInfo.VID).to.be.equal(vid);
+      expect(boardInfo.PID).to.be.equal(pid);
+      expect(boardInfo.SN).to.be.equal('(null)');
+      expect(boardInfo.BN).to.be.equal(unknownBoard);
+    });
+
+    it("should show the 'SN' even if no matching board was detected for the port", async () => {
+      const port = selectedPort({ vid, pid, serialNumber });
+      const info = await getBoardInfo(port, {
+        [Port.keyOf(port)]: [port, []],
+      });
+      expect(typeof info).to.be.equal('object');
+      const boardInfo = <BoardInfo>info;
+      expect(boardInfo.VID).to.be.equal(vid);
+      expect(boardInfo.PID).to.be.equal(pid);
+      expect(boardInfo.SN).to.be.equal(serialNumber);
+      expect(boardInfo.BN).to.be.equal(unknownBoard);
+    });
+
+    it("should use the name of the matching board as 'BN' if available", async () => {
+      const port = selectedPort({ vid, pid });
+      const info = await getBoardInfo(port, {
+        [Port.keyOf(port)]: [port, [selectedBoard]],
+      });
+      expect(typeof info).to.be.equal('object');
+      const boardInfo = <BoardInfo>info;
+      expect(boardInfo.VID).to.be.equal(vid);
+      expect(boardInfo.PID).to.be.equal(pid);
+      expect(boardInfo.SN).to.be.equal('(null)');
+      expect(boardInfo.BN).to.be.equal(selectedBoard.name);
+    });
+  });
 });
+
+function never<T>(): Promise<T> {
+  return new Deferred<T>().promise;
+}

i18n/en.json

@@ -18,11 +18,12 @@
       "installNow": "The \"{0} {1}\" core has to be installed for the currently selected \"{2}\" board. Do you want to install it now?",
       "noBoardsFound": "No boards found for \"{0}\"",
       "noFQBN": "The FQBN is not available for the selected board \"{0}\". Do you have the corresponding core installed?",
+      "noNativeSerialPort": "Native serial port, can't obtain info.",
       "noPortsDiscovered": "No ports discovered",
       "noPortsSelected": "No ports selected for board: '{0}'.",
+      "nonSerialPort": "Non-serial port, can't obtain info.",
       "noneSelected": "No boards selected.",
       "openBoardsConfig": "Select other board and port…",
-      "platformMissing": "The platform for the selected '{0}' board is not installed.",
       "pleasePickBoard": "Please pick a board connected to the port you have selected.",
       "port": "Port{0}",
       "portLabel": "Port: {0}",
@@ -31,13 +32,13 @@
       "reselectLater": "Reselect later",
       "searchBoard": "Search board",
       "selectBoard": "Select Board",
-      "selectBoardForInfo": "Please select a board to obtain board info.",
       "selectPortForInfo": "Please select a port to obtain board info.",
       "showAllAvailablePorts": "Shows all available ports when enabled",
       "showAllPorts": "Show all ports",
       "succesfullyInstalledPlatform": "Successfully installed platform {0}:{1}",
       "succesfullyUninstalledPlatform": "Successfully uninstalled platform {0}:{1}",
-      "typeOfPorts": "{0} ports"
+      "typeOfPorts": "{0} ports",
+      "unknownBoard": "Unknown board"
     },
     "boardsManager": "Boards Manager",
     "boardsType": {