linux.ts

// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.

import * as childProcess from "child_process";
import * as path from "path";
import { IHostPlatform } from "../i-host-platform";
import { fileExistsSync } from "../util";

export class LinuxPlatform implements IHostPlatform {
    public resolveArduinoPath(useArduinoCli?: boolean): string {
        let pathString;
        try {
            const appName = useArduinoCli ? 'arduino-cli' : 'arduino'
            pathString = childProcess.execSync(`readlink -f $(which ${appName})`, { encoding: "utf8" });
            pathString = path.resolve(pathString).trim();
            if (fileExistsSync(pathString)) {
                pathString = path.dirname(path.resolve(pathString));
            }
        } catch (ex) {
            // Ignore the errors.
        }
    
        return pathString || "";
    }

    public validateArduinoPath(arduinoPath: string, useArduinoCli?: boolean) {
        return fileExistsSync(path.join(arduinoPath, useArduinoCli ? "arduino-cli" : "arduino"));
    }

    public findFile(fileName: string, cwd: string): string {
        let pathString;
        try {
            pathString = childProcess.execSync(`find ${cwd} -name ${fileName} -type f`, { encoding: "utf8" }).split("\n");

            if (pathString && pathString[0] && fileExistsSync(pathString[0].trim())) {
                pathString = path.normalize(pathString[0].trim());
            } else {
                pathString = null;
            }
        } catch (ex) {
            // Ignore the errors.
        }
        return pathString;
    }

    public getExecutableFileName(fileName: string): string {
        return fileName;
    }
}