// Copyright (c) Microsoft Corporation. All rights reserved.

// Licensed under the MIT License.

import { inject, injectable, named } from 'inversify';

import { STANDARD_OUTPUT_CHANNEL } from '../constants';

import { traceInfo } from '../logger';

import { IOutputChannel, IPathUtils } from '../types';

import { Logging } from '../utils/localize';

import { IProcessLogger, SpawnOptions } from './types';

@injectable()

export class ProcessLogger implements IProcessLogger {

constructor(

@inject(IOutputChannel) @named(STANDARD_OUTPUT_CHANNEL) private readonly outputChannel: IOutputChannel,

@inject(IPathUtils) private readonly pathUtils: IPathUtils

) {}

public logProcess(file: string, args: string[], options?: SpawnOptions) {

const argsList = args.reduce((accumulator, current, index) => {

let formattedArg = this.pathUtils.getDisplayName(current).toCommandArgument();

if (current[0] === '\'' || current[0] === '"') {

formattedArg = `${current[0]}${this.pathUtils.getDisplayName(current.substr(1))}`;

}

return index === 0 ? formattedArg : `${accumulator} ${formattedArg}`;

}, '');

const info = [`> ${this.pathUtils.getDisplayName(file)} ${argsList}`];

if (options && options.cwd) {

info.push(`${Logging.currentWorkingDirectory()} ${this.pathUtils.getDisplayName(options.cwd)}`);

}

info.forEach(line => {

traceInfo(line);

this.outputChannel.appendLine(line);

});

}

}