cksource/mgit2

/**
 * @license Copyright (c) 2003-2024, CKSource Holding sp. z o.o. All rights reserved.
 * For licensing, see LICENSE.md.
 */

'use strict';

const fs = require( 'fs' );
const path = require( 'upath' );
const chalk = require( 'chalk' );
const buildOptions = require( 'minimist-options' );
const minimist = require( 'minimist' );

module.exports = {
    name: 'fetch',

    skipCounter: true,

    get helpMessage() {
        const {
            italic: i,
            gray: g,
            magenta: m,
            underline: u
        } = chalk;

        return `
    ${ u( 'Description:' ) }
        Download objects and refs from the remote repository. If some package is missed, the command will not be executed.
        For cloned repositories this command is a shorthand for: "${ i( 'mrgit exec \'git fetch\'' ) }".

    ${ u( 'Git Options:' ) }
        ${ m( '--prune' ) } (-p)                Before fetching, remove any remote-tracking references that 
                                    no longer exist on the remote.
                                    ${ g( 'Default: false' ) }
        `;
    },

    /**
     * @param {CommandData} data
     * @returns {Promise}
     */
    execute( data ) {
        const log = require( '../utils/log' )();
        const execCommand = require( './exec' );

        if ( !data.isRootRepository ) {
            const destinationPath = path.join( data.toolOptions.packages, data.repository.directory );

            // Package is not cloned.
            if ( !fs.existsSync( destinationPath ) ) {
                return Promise.resolve( {} );
            }
        }

        const options = this._parseArguments( data.arguments );
        let command = 'git fetch';

        if ( options.prune ) {
            command += ' -p';
        }

        return execCommand.execute( getExecData( command ) )
            .then( execResponse => {
                if ( execResponse.logs.info.length ) {
                    return execResponse;
                }

                log.info( 'Repository is up to date.' );

                return { logs: log.all() };
            } );

        function getExecData( command ) {
            return Object.assign( {}, data, {
                arguments: [ command ]
            } );
        }
    },

    /**
     * @param {Set} parsedPackages Collection of processed packages.
     */
    afterExecute( parsedPackages ) {
        console.log( chalk.cyan( `${ parsedPackages.size } packages have been processed.` ) );
    },

    /**
     * @private
     * @param {Array.<String>} argv List of arguments provided by the user via CLI.
     * @returns {Object}
     */
    _parseArguments( argv ) {
        return minimist( argv, buildOptions( {
            prune: {
                type: 'boolean',
                alias: 'p'
            }
        } ) );
    }
};