web-panel/routes/web.php

<?php

use App\ParkingLot;
use Google\Cloud\Firestore\FirestoreClient;

/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/

Route::get('/', function () {
    return view('welcome');
});

Auth::routes();

Route::get('/home', 'HomeController@index')->name('home');

Route::get('/lot/selectstalls', function() { return view('selectstalls'); } );

Route::get('/lot/add', function() { return view('lot.add'); } );
Route::post('/lot/post', function(\Illuminate\Http\Request $request) {
    /*$this->validate($request, [
        'image' => 'required|image|mimes:jpeg,png,jpg,gif,svg|max:4096',
    ]);*/

    if ( $request->hasFile('image') ){
        $img = $request->file('image');
        $name = time() . '.' . $img->getClientOriginalExtension();
        $destination_path = public_path('/img/references');
        $img->move($destination_path, $name);
//        $this->save();

        $lot_object = new ParkingLot([
            'firebase_id' => 'Lot',
            'stall_coordinates' => '',
            'ref_coords' => '',
            'reference_image' => $name,
            'number_of_columns' => $request->get('numcols'),
            'name' => $request->get('name'),
        ]);
        $lot_object->save();

        $lot_object->firebase_id = 'Lot'.$lot_object->id;
        $lot_object->save();

        return view('selectstalls', [ 'image_name' => $name, 'lot_id' => $lot_object->id ]);
    }
});

Route::post('/lot/generate', function(\Illuminate\Http\Request $request){
    $lot_object = ParkingLot::find($request->get('lotid'));
    $lot_object->stall_coordinates = $request->get('coords');
    $lot_object->save();

    $coordgroup = json_decode($request->get('coords'));
    $coordarrs = [];
    foreach( $coordgroup as $group ){
        array_push($coordarrs, ['x'=>$group->x, 'y'=>$group->y, 'w'=>$group->w, 'h'=>$group->h]);
    }

//    var_dump($coordarrs);

    usort($coordarrs, function($a, $b){
        return $a['y'] <=> $b['y'];
    });

//    var_dump($coordarrs);

    $coordarrs_chunks = array_chunk($coordarrs, $lot_object->number_of_columns);

    foreach($coordarrs_chunks as $key=>$chunk ){
        usort($chunk, function($a, $b) {
            return $a['x'] <=> $b['x'];
        });
        $coordarrs_chunks[$key] = $chunk;
    }

    $stall_coords_1D = call_user_func_array('array_merge', $coordarrs_chunks);
    $lot_object->stall_coordinates = json_encode($stall_coords_1D);

//    dd([$coordarrs_chunks, $stall_coords_1D]);


    $db = new FirestoreClient();

    $doc_ref = $db->collection('lots')->document($lot_object->firebase_id);
    $doc_ref->set([]);

    $doc_ref = $db->collection('lots')->document($lot_object->firebase_id)->collection('info')->document('lotInfo');
    $doc_ref->set([
        'coordinates' => $lot_object->stall_coordinates,
        'lotID' => $lot_object->id,
        'refImage' => $lot_object->reference_image,
        'tableLayout' => '',
        'columns' => $lot_object->number_of_columns,
        'name' => $lot_object->name
    ]);

//    $coords = json_decode($lot_object->stall_coordinates);
    $stall_no = 1;
    foreach ($stall_coords_1D as $coord){
        $doc_ref = $db->collection('lots')->document($lot_object->firebase_id)->collection('stalls')->document('Stall-'.$stall_no);
        $doc_ref->set([
            'handicap' => false,
            'locationX' => $coord['x'],
            'locationY' => $coord['y'],
            'open' => true,
            'passID' => 0,
            'width' => $coord['w'],
            'height' => $coord['h'],
            'stall' => $stall_no,
        ]);

        $stall_no += 1;
    }



    return redirect(url('/lot/reference/'.$lot_object->id));
});

Route::get('/lot/reference/{id}', function($id){
    $lot_object = ParkingLot::find($id);
    return view('lot.selectrefs', ['lot'=>$lot_object]);
});

Route::post('/lot/reference/{id}', function(\Illuminate\Http\Request $request, $id){
    $lot_object = ParkingLot::find($id);
    $lot_object->ref_coords = $request->get('coords');
    $lot_object->save();

    $db = new FirestoreClient();

    $doc_ref = $db->collection('lots')->document($lot_object->firebase_id)->collection('info')->document('lotInfo');
    $doc_ref_base = $doc_ref->snapshot()->data();
    $doc_ref_base['reference_coords'] = $lot_object->ref_coords;
    $doc_ref->set($doc_ref_base);

    return redirect(url('/lot/success'));

});

Route::get('/lot/success', function(){
    return view('lot.success');
});

Route::get('/lot/manage', function(\Illuminate\Http\Request $request){
//    dd(ParkingLot::getFB());
    return view('lot.manage', ['lots' => ParkingLot::getFB()]);
});

Route::get('/lot/manage/{id}', function(\Illuminate\Http\Request $request, $id){
    $lot = ParkingLot::getFBbyID($id);
    $db = new FirestoreClient();
    $doc_ref = $db->collection('lots')->document($lot['id'])->collection('stalls')->documents();


    $stalls = [];
    foreach( $doc_ref as $stall ){
        array_push($stalls, ['id' => $stall->id(), 'data' => $stall->data()]);
    }

    usort($stalls, function($a, $b){
        return $a['data']['locationY'] <=> $b['data']['locationY'];
    });

    $stalls = array_chunk($stalls, (int) $lot['data']['columns']);

    foreach($stalls as $key=>$stall_grp ){
        usort($stall_grp, function($a, $b) {
            return $a['data']['locationX'] <=> $b['data']['locationX'];
        });
        $stalls[$key] = $stall_grp;
    }

    return view('lot.manageone', ['lot' => $lot, 'stalls' => $stalls, 'thruid' => $id]);
});

Route::get('/device/add', function(){
    return view('device.add');
});

Route::post('/device/add', function(\Illuminate\Http\Request $request){
    $db = new FirestoreClient();
    $ref = $db->collection('configurations')->document(str_replace(' ', '-', $request->get('code')));
    $ref->set([
        'activation' => str_replace(' ', '-', $request->get('code')),
        'e_hat' => $request->get('ehat'),
        'lot_id' => $request->get('lotid'),
        'stream' => $request->get('camera'),
    ]);

    return redirect(url('/device/get/'.str_replace(' ', '-', $request->get('code'))));
});

Route::get('/device/get/{code}', function ($code) {
    $db = new FirestoreClient();
    $ref = $db->collection('configurations')->document($code)->snapshot();

    return view('device.get', ['device' => ['id' => $ref->id(), 'data' => $ref->data()]]);
});