/**
 * Copyright OpenJS Foundation and other contributors, https://openjsf.org/
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

var config = require("../config");

function command(argv,result) {
    return new Promise((resolve,reject) => {
        var target = argv._[1];
        if (target) {
            if (!/^https?:\/\/.+/.test(target)) {
                reject("Invalid target URL: " + target);
                return;
            }
            if (target.slice(-1) == "/") {
                target = target.slice(0, target.length - 1);
            }
            config.target(target);
        }
        if (argv.json) {
            result.log(JSON.stringify({target: config.target()}, null, 4));
        } else {
            result.log("Target: " + config.target());
        }
        resolve();
    });
}

command.alias = "target";
command.usage = command.alias+" [url]";
command.description = "Set or view the target URL";


module.exports = command;