/*****************************************************************************
* mayu Mate Are You Up
* Copyright (C) 2019 Syping
*
* 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.
*****************************************************************************/

#include <QCoreApplication>
#include <QStringList>
#include <QTextStream>
#include <QString>
#include <QDebug>
#include "mayu.h"

int main(int argc, char *argv[])
{
    QCoreApplication::setSetuidAllowed(true);
    QCoreApplication a(argc, argv);
    a.setApplicationName("mayu");

    QStringList arguments = a.arguments();
    arguments.removeAt(0);

    bool a_clean = false;
    mayuMode a_mode = mayuMode::Ping;
    for (int i = arguments.length(); i > 0; i--) {
        const QString &argument = arguments.at(i-1);
        if (argument.left(2) == "--") {
            if (argument == "--ping") {
                a_mode = mayuMode::Ping;
                arguments.removeAt(i-1);
            }
            else if (argument == "--resolve") {
                a_mode = mayuMode::Resolve;
                arguments.removeAt(i-1);
            }
            else if (argument == "--clean") {
                a_clean = true;
                arguments.removeAt(i-1);
            }
            else {
                QTextStream(stderr) << "Unknown Option found: " << argument << endl;
                return 4;
            }
        }
        else if (argument.left(1) == "-" && argument.length() != 1) {
            for (int ii = argument.length(); ii > 0; ii--) {
                switch (argument.at(ii-1).cell()) {
                case 'p':
                    a_mode = mayuMode::Ping;
                    break;
                case 'r':
                    a_mode = mayuMode::Resolve;
                    break;
                case 'c':
                    a_clean = true;
                    break;
                case '-':
                    break;
                default:
                    QTextStream(stderr) << "Unknown Option found: " << argument.at(ii-1) << endl;
                    return 4;
                }
            }
            arguments.removeAt(i-1);
        }
    }

    if (arguments.length() >= 2) {
        mayu a_mayu(arguments.at(0), arguments.at(1));
        a_mayu.setMayuMode(a_mode);
        a_mayu.setCleanUp(a_clean);
        a_mayu.work();
        return a_mayu.getResult();
    }
    else {
        QTextStream(stderr) << "Usage: " << a.arguments().at(0) << " [-cpr]" << " [--clean]" << " [--ping]" << " [--resolve]" << " [HOSTS FILE]" << " [OUTPUT FILE]" << endl;
    }

    return 0;
}