<?php

$command = $_POST['command'];
$location = $_POST['location'];

$response = [
    'command'       => $command,
    'location'      => $location,
    'msg'           => $message,
];

$resume = [
    'root' =>[
        'information'   =>  [
            'name.info'      =>  'Nicolas Toporcov',
            'email.info'     =>  'ntoporcov@me.com',
            'telephone.info' =>  '(904) 704 3653'
        ],

        'education'     =>  [
            'university.info'    =>  'University of North Florida',
            'degree.info'        =>  'Bachelor in Communication',
            'year.info'          =>  '2015'
        ],

        'skills'    =>  [
            'basic.list' =>  ['Adwords','Google Analytics','Deployment','Server Config','Object Oriented Programming'],
            'intermediate.list'  =>  ['PHP','Git','XMLHR','API Interaction','UX Design','Prototyping'],
            'advanced.list'  =>  ['HTML','CSS','JQuery','Javascript','Photoshop','Illustrator','InDesign','WordPress','Print Design','UI Design'],
            'miscellaneous.list' =>  ['Photography','Videography','Video Editing','Animation']
        ],

        'experience'    =>  [

            'gleanview' =>  [
                'company.info'  => 'GleanView, a Sales and Marketing Solution',
                'period.info'   => 'July 2017 - Now',
                'position.info' => 'Marketing Front-End Developer and Product Designer',
                'description.info'  => 'GleanView is where I started learning about web development and product
design from scratch. I’ve been responsible for the entire website and landing
pages design and development, all google display ads design, company blog
design and setup in wordpress and more recently product design for the
software itself.'
            ],

            'lunic' => [
                'company.info'  => 'Lunic Visuals, Photography and Videography Company',
                'period.info'   => 'January 2017 - Now',
                'position.info' => 'Co-Owner',
                'description.info'  => 'Lunic is a company I started with my wife to offer Photography and
Videography. We’ve been doing mostly engagement photoshoots and
wedding photography and videography. I also designed and developed our
website in wordpress.'
            ],

            'JBJ' => [
                'company.info'  => 'Jacksonville Business Journal, a local newspaper about businesses',
                'period.info'   => 'February 2016 - June 2017',
                'position.info' => 'Graphic Designer',
                'description.info'  => 'The Jacksonville Business Journal was my first full-time employment where
I was responsible for design. I was responsible for designing, placing and
managing ads being sold for the weekly newspaper as well as the annual
Book of Lists. While working at the JBJ I learned a lot about Design in itself,
specially how to deal with deadlines and handling super short notices.',
            ],
        ]
    ]

];


switch (count($location)){
    case 1:
        $currentLocation = $resume[$location[0]];
        break;
    case 2:
        $currentLocation = $resume[$location[0]] [$location[1]];
        break;
    case 3:
        $currentLocation = $resume[$location[0]] [$location[1]] [$location[2]];
        break;
    case 4:
        $currentLocation = $resume[$location[0]] [$location[1]] [$location[2]] [$location[3]];
        break;
    case 5:
        $currentLocation = $resume[$location[0]] [$location[1]] [$location[2]] [$location[3]] [$location[4]];
        break;
    case 6:
        $currentLocation = $resume[$location[0]] [$location[1]] [$location[2]] [$location[3]] [$location[4]] [$location[5]];
        break;
}

switch ($command[0]){


    // show all folders and files in the current directory
    case 'ls':
        $response['msg'] = implode('&nbsp;&nbsp;&nbsp;',array_keys($currentLocation));
        break;


    // move to directory
    case 'cd':
        if(array_key_exists($command[1],$currentLocation)){

            //checks if argument is file
            if (substr_count($command[1],'.info') > 0){
                $response['msg'] = '-bash: cd: Invalid Command. Command cd can only be used to choose directory to move to.
                Use rd to read .info files';
                break;
            } elseif (substr_count($command[1],'.list') > 0){
                $response['msg'] = '-bash: cd: Invalid Command. Command cd can only be used to choose directory to move to.
                Use rd to read .list files';
                break;
            }else{
                array_push($location,$command[1]);
                $response['location'] = $location;
                break;
            }
        } elseif($command[1] === '../'){
            if(count($location) > 1){
                $removedElement = array_pop($location);
                $response['location'] = $location;
            }else{
                $response['msg'] = '-bash: Currently in root directory.';
            }
        }
        else{
            $response['msg'] = '-bash: Directory '.$command[1].' not found. Run ls to list files in current directory';
        }
        break;

    // show current directory
    case 'pwd':

        $response['msg'] = implode('/',$location);
        break;


    // read file
    case 'cat':

        //checks if command is about a file, not a directory
        if(substr_count($command[1],'.')){

            //checks if file exists
             if(array_key_exists($command[1],$currentLocation)){
                 $value = $currentLocation[$command[1]];

                 if (gettype($value) === 'string'){
                     $response['msg'] =  $command[1].' => '.$value;
                 }elseif(gettype($value) === 'array'){
                     $value = implode('&nbsp;&nbsp;&nbsp;', $value);
                     $response['msg'] =  $command[1].' => '.$value;
                 }
             }else{
                 $response['msg'] = '-bash: File '.$command[1].' not found.';
             }


            //checks if they used -a modifier to read all files in directory
        }else if($command[1]==='-a') {

                $messageLines = [];
                foreach($currentLocation as $key => $value){

                    if(gettype($value)==='string'){
                        array_push( $messageLines,$key.' => '.$value.'<br>');

                    }elseif(gettype($value)==='array'){

                        if(substr_count($key,'.') > 0){
                            $value = implode('&nbsp;&nbsp;&nbsp;',$value);
                            array_push( $messageLines,$key.' => '.$value.'<br>');
                        }
                    }
                }

                if(count($messageLines) > 0){
                    $response['msg'] = implode($messageLines);
                }else{
                    $response['msg'] = '-bash: No readable files found in current directory: '.implode('/',$location);
                }


            // if argument is a directory
        }else{
                $response['msg'] = '-bash: File '.$command[1].' is a directory. It can not be read. Run cd to change directories, or rd -a to read all files in a directory';
        }
        break;

    case 'color':
        $response['msg'] = $command[1];
        break;

    case '-help':
        $response['msg'] =
            '<br><strong>COMMANDS AVAILABLE</strong><br><br>
             ls => Lists all files and directories in current location<br>
             pwd => Shows path of current directory<br>
             cd [dir] => Changes directory to [dir]<br>
             cd ../ => Goes back to the previous directory<br>
             cat [file.ext] => Reads content of file. Explicit file extension is required.<br>
             cat -a => Reads all contents of all readable files in current directory<br>
             color [css] =>  Changes color of text in terminal. Accepts CSS colors and hex colors.<br>
             -help => shows help dialogue<br><br>';
        break;

    default:
        $response['msg'] = '-bash: '.$command[0].': Command not found. Run -help to see a list of commands';
};


echo json_encode($response);