<?php

namespace App\Http\Controllers\Api;

use Illuminate\Http\Request;
use App\Http\Controllers\Controller;
use App\Helpers\Helper;
use App\Models\Location;
use App\Http\Transformers\LocationsTransformer;

class LocationsController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     * @return \Illuminate\Http\Response
     */
    public function index(Request $request)
    {
        $this->authorize('view', Location::class);
        $allowed_columns = ['id','name','address','address2','city','state','country','zip','created_at',
        'updated_at','parent_id', 'manager_id','image'];

        $locations = Location::with('parent', 'manager', 'childLocations')->select([
            'locations.id',
            'locations.name',
            'locations.address',
            'locations.address2',
            'locations.city',
            'locations.state',
            'locations.zip',
            'locations.country',
            'locations.parent_id',
            'locations.manager_id',
            'locations.created_at',
            'locations.updated_at',
            'locations.image',
            'locations.currency'
        ])->withCount('locationAssets')
        ->withCount('assignedAssets')
        ->withCount('assets')
        ->withCount('users');

        if ($request->has('search')) {
            $locations = $locations->TextSearch($request->input('search'));
        }

        $offset = $request->input('offset', 0);
        $limit = $request->input('limit', 50);
        $order = $request->input('order') === 'asc' ? 'asc' : 'desc';
        $sort = in_array($request->input('sort'), $allowed_columns) ? $request->input('sort') : 'created_at';
        $locations->orderBy($sort, $order);

        $total = $locations->count();
        $locations = $locations->skip($offset)->take($limit)->get();
        return (new LocationsTransformer)->transformLocations($locations, $total);
    }


    /**
     * Store a newly created resource in storage.
     *
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        $this->authorize('create', Location::class);
        $location = new Location;
        $location->fill($request->all());

        if ($location->save()) {
            return response()->json(Helper::formatStandardApiResponse('success', (new LocationsTransformer)->transformLocation($location), trans('admin/locations/message.create.success')));
        }
        return response()->json(Helper::formatStandardApiResponse('error', null, $location->getErrors()));
    }

    /**
     * Display the specified resource.
     *
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function show($id)
    {
        $this->authorize('view', Location::class);
        $location = Location::findOrFail($id);
        return (new LocationsTransformer)->transformLocation($location);
    }


    /**
     * Update the specified resource in storage.
     *
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     * @param  \Illuminate\Http\Request  $request
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, $id)
    {
        $this->authorize('edit', Location::class);
        $location = Location::findOrFail($id);
        $location->fill($request->all());

        if ($location->save()) {
            return response()->json(
                Helper::formatStandardApiResponse(
                    'success',
                    (new LocationsTransformer)->transformLocation($location),
                    trans('admin/locations/message.update.success')
                )
            );
        }

        return response()->json(Helper::formatStandardApiResponse('error', null, $location->getErrors()));
    }

    /**
     * Remove the specified resource from storage.
     *
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     * @param  int  $id
     * @return \Illuminate\Http\Response
     */
    public function destroy($id)
    {
        $this->authorize('delete', Location::class);
        $location = Location::findOrFail($id);
        $this->authorize('delete', $location);
        $location->delete();
        return response()->json(Helper::formatStandardApiResponse('success', null, trans('admin/locations/message.delete.success')));
    }

    /**
     * Display a formatted JSON response for the select2 menus
     *
     * @todo: create a transformer for handling these responses
     * @author [A. Gianotto] [<snipe@snipe.net>]
     * @since [v4.0]
     *
     * @return \Illuminate\Http\Response
     */
    public function selectlist(Request $request)
    {
        $this->authorize('view', Location::class);

        $locations = Location::select([
            'locations.id',
            'locations.name',
            'locations.image',
        ]);


        if ($request->has('search')) {
            $locations = $locations->where('locations.name', 'LIKE', '%'.$request->get('search').'%');
        }

        $locations = $locations->paginate(50);
        $locations_array = [];

        foreach ($locations as $location) {
            $locations_array[] =
                [
                    'id' => (int) $location->id,
                    'text' => e($location->name),
                    'image' => ($location->image) ? url('/').'/uploads/locations/'.$location->image : null,
                ];
        }

        array_unshift($locations_array, ['id'=> '', 'text'=> trans('general.select_location'), 'image' => null]);

        $results = [
            'items' => $locations_array,
            'pagination' =>
                [
                    'more' => ($locations->currentPage() >= $locations->lastPage()) ? false : true,
                    'per_page' => $locations->perPage()
                ],
            'total_count' => $locations->total(),
            'page' => $locations->currentPage(),
            'page_count' => $locations->lastPage()
        ];

        return $results;
    }

}