<?php

namespace Classiebit\Eventmie\Http\Controllers\Voyager;

use Facades\Classiebit\Eventmie\Eventmie;

use Illuminate\Database\Eloquent\SoftDeletes;
use Illuminate\Http\Request;
use Illuminate\Http\Response;
use Illuminate\Support\Facades\DB;
use TCG\Voyager\Database\Schema\SchemaManager;
use TCG\Voyager\Events\BreadDataAdded;
use TCG\Voyager\Events\BreadDataDeleted;
use TCG\Voyager\Events\BreadDataRestored;
use TCG\Voyager\Events\BreadDataUpdated;
use TCG\Voyager\Events\BreadImagesDeleted;
use TCG\Voyager\Facades\Voyager;
use TCG\Voyager\Http\Controllers\Traits\BreadRelationshipParser;
use Illuminate\Http\RedirectResponse;
use Auth;
use Illuminate\Support\Facades\Storage;

use Classiebit\Eventmie\Models\Banner;
use Illuminate\Support\Carbon;
use Intervention\Image\Facades\Image;

class BannersController extends VoyagerBaseController
{
    use BreadRelationshipParser;

    public function __construct()
    {
        $this->middleware(['admin.user']);
        
    }


    //***************************************
    //               ____
    //              |  _ \
    //              | |_) |
    //              |  _ <
    //              | |_) |
    //              |____/
    //
    //      Browse our Data Type (B)READ
    //
    //****************************************

    public function index(Request $request)
    {
        // GET THE SLUG, ex. 'posts', 'pages', etc.
        $slug = $this->getSlug($request);

        // GET THE DataType based on the slug
        $dataType = Voyager::model('DataType')->where('slug', '=', $slug)->first();

        // Check permission
        $this->authorize('browse', app($dataType->model_name));

        $getter = $dataType->server_side ? 'paginate' : 'get';

        $search = (object) ['value' => $request->get('s'), 'key' => $request->get('key'), 'filter' => $request->get('filter')];

        $searchNames = [];
        if ($dataType->server_side) {
            $searchNames = $dataType->browseRows->mapWithKeys(function ($row) {
                return [$row['field'] => $row->getTranslatedAttribute('display_name')];
            });
        }

        $orderBy = $request->get('order_by', $dataType->order_column);
        $sortOrder = $request->get('sort_order', $dataType->order_direction);
        $usesSoftDeletes = false;
        $showSoftDeleted = false;

        // Next Get or Paginate the actual content from the MODEL that corresponds to the slug DataType
        if (strlen($dataType->model_name) != 0) {
            $model = app($dataType->model_name);

            $query = $model::select($dataType->name.'.*');

            if ($dataType->scope && $dataType->scope != '' && method_exists($model, 'scope'.ucfirst($dataType->scope))) {
                $query->{$dataType->scope}();
            }

            // Use withTrashed() if model uses SoftDeletes and if toggle is selected
            if ($model && in_array(SoftDeletes::class, class_uses_recursive($model)) && Auth::user()->can('delete', app($dataType->model_name))) {
                $usesSoftDeletes = true;

                if ($request->get('showSoftDeleted')) {
                    $showSoftDeleted = true;
                    $query = $query->withTrashed();
                }
            }

            // If a column has a relationship associated with it, we do not want to show that field
            $this->removeRelationshipField($dataType, 'browse');

            if ($search->value != '' && $search->key && $search->filter) {
                $search_filter = ($search->filter == 'equals') ? '=' : 'LIKE';
                $search_value = ($search->filter == 'equals') ? $search->value : '%'.$search->value.'%';

                $searchField = $dataType->name.'.'.$search->key;
                if ($row = $this->findSearchableRelationshipRow($dataType->rows->where('type', 'relationship'), $search->key)) {
                    $query->whereIn(
                        $searchField,
                        $row->details->model::where($row->details->label, $search_filter, $search_value)->pluck('id')->toArray()
                    );
                } else {
                    if ($dataType->browseRows->pluck('field')->contains($search->key)) {
                        $query->where($searchField, $search_filter, $search_value);
                    }
                }
            }

            $row = $dataType->rows->where('field', $orderBy)->firstWhere('type', 'relationship');
            if ($orderBy && (in_array($orderBy, $dataType->fields()) || !empty($row))) {
                $querySortOrder = (!empty($sortOrder)) ? $sortOrder : 'desc';
                if (!empty($row)) {
                    $query->select([
                        $dataType->name.'.*',
                        'joined.'.$row->details->label.' as '.$orderBy,
                    ])->leftJoin(
                        $row->details->table.' as joined',
                        $dataType->name.'.'.$row->details->column,
                        'joined.'.$row->details->key
                    );
                }

                $dataTypeContent = call_user_func([
                    $query->orderBy($orderBy, $querySortOrder),
                    $getter,
                ]);
            } elseif ($model->timestamps) {
                $dataTypeContent = call_user_func([$query->latest($model::CREATED_AT), $getter]);
            } else {
                $dataTypeContent = call_user_func([$query->orderBy($model->getKeyName(), 'DESC'), $getter]);
            }

            // Replace relationships' keys for labels and create READ links if a slug is provided.
            $dataTypeContent = $this->resolveRelations($dataTypeContent, $dataType);
        } else {
            // If Model doesn't exist, get data from table name
            $dataTypeContent = call_user_func([DB::table($dataType->name), $getter]);
            $model = false;
        }

        // Check if BREAD is Translatable
        $isModelTranslatable = is_bread_translatable($model);

        // Eagerload Relations
        $this->eagerLoadRelations($dataTypeContent, $dataType, 'browse', $isModelTranslatable);

        // Check if server side pagination is enabled
        $isServerSide = isset($dataType->server_side) && $dataType->server_side;

        // Check if a default search key is set
        $defaultSearchKey = $dataType->default_search_key ?? null;

        // Actions
        $actions = [];
        if (!empty($dataTypeContent->first())) {
            foreach (Voyager::actions() as $action) {
                $action = new $action($dataType, $dataTypeContent->first());

                if ($action->shouldActionDisplayOnDataType()) {
                    $actions[] = $action;
                }
            }
        }

        // Define showCheckboxColumn
        $showCheckboxColumn = false;
        if (Auth::user()->can('delete', app($dataType->model_name))) {
            $showCheckboxColumn = true;
        } else {
            foreach ($actions as $action) {
                if (method_exists($action, 'massAction')) {
                    $showCheckboxColumn = true;
                }
            }
        }

        // Define orderColumn
        $orderColumn = [];
        if ($orderBy) {
            $index = $dataType->browseRows->where('field', $orderBy)->keys()->first() + ($showCheckboxColumn ? 1 : 0);
            $orderColumn = [[$index, $sortOrder ?? 'desc']];
        }

        // Define list of columns that can be sorted server side
        $sortableColumns = $this->getSortableColumns($dataType->browseRows);

        $view = 'eventmie::vendor.voyager.banners.browse';
        
        return Eventmie::view($view, compact(
            'actions',
            'dataType',
            'dataTypeContent',
            'isModelTranslatable',
            'search',
            'orderBy',
            'orderColumn',
            'sortableColumns',
            'sortOrder',
            'searchNames',
            'isServerSide',
            'defaultSearchKey',
            'usesSoftDeletes',
            'showSoftDeleted',
            'showCheckboxColumn'
        ));
    }

    // POST BR(E)AD
    public function update(Request $request, $id)
    {
        $slug = $this->getSlug($request);

        $dataType = Voyager::model('DataType')->where('slug', '=', $slug)->first();

        // Compatibility with Model binding.
        $id = $id instanceof \Illuminate\Database\Eloquent\Model ? $id->{$id->getKeyName()} : $id;

        $storageDisk = getDisk(); // Get current storage disk

        $model = app($dataType->model_name);
        $query = $model->query();
        if ($dataType->scope && $dataType->scope != '' && method_exists($model, 'scope'.ucfirst($dataType->scope))) {
            $query = $query->{$dataType->scope}();
        }
        if ($model && in_array(SoftDeletes::class, class_uses_recursive($model))) {
            $query = $query->withTrashed();
        }

        $data = $query->findOrFail($id);

        // Check permission
        $this->authorize('edit', $data);

        // Validate fields with ajax
        $val = $this->validateBread($request->all(), $dataType->editRows, $dataType->name, $id)->validate();

        // Get fields with images to remove before updating and make a copy of $data
        $to_remove = $dataType->editRows->where('type', 'image')
            ->filter(function ($item, $key) use ($request) {
                return $request->hasFile($item->field);
            });
        $original_data = clone($data);

        $imageUrl = null;
        if ($storageDisk === 's3') {
            $path = 'banners/' . Carbon::now()->format('FY') . '/';
            $imageName = time() . rand(1, 999) . '.webp';

            if ($request->hasFile('image')) {
                //  Process and resize the image
                $image = Image::make($request->file('image'))
                    ->encode('webp', 90)
                    ->resize(480, 270, function ($constraint) {
                        $constraint->aspectRatio();
                    });

                //  Store in S3 with public visibility
                Storage::disk('s3')->put($path.$imageName, $image);

                //  Get the S3 URL of the uploaded image
                $imageUrl = $path.$imageName;

                // Update request data dynamically
                $request->merge(['image' => $imageUrl]);
            }
        }

        $this->insertUpdateData($request, $slug, $dataType->editRows, $data);
        
        // Delete Images
        $this->deleteBreadImages($original_data, $to_remove);

        
        $banner = Banner::where(['id' => $data->id])->first();
        $banner->image = $imageUrl != null ? $imageUrl : $banner->image ;
        $banner->save();

        event(new BreadDataUpdated($dataType, $data));

        if (auth()->user()->can('browse', app($dataType->model_name))) {
            $redirect = redirect()->route("voyager.{$dataType->slug}.index");
        } else {
            $redirect = redirect()->back();
        }

        return $redirect->with([
            'message'    => __('voyager::generic.successfully_updated')." {$dataType->getTranslatedAttribute('display_name_singular')}",
            'alert-type' => 'success',
        ]);
    }


    /**
     * POST BRE(A)D - Store data.
     *
     * @param \Illuminate\Http\Request $request
     *
     * @return \Illuminate\Http\RedirectResponse
     */
    public function store(Request $request)
    {
        $slug = $this->getSlug($request);

        $dataType = Voyager::model('DataType')->where('slug', '=', $slug)->first();
        
        // Check permission
        $this->authorize('add', app($dataType->model_name));

        $storageDisk = getDisk(); // Get current storage disk
        
        // Validate fields with ajax
        $val = $this->validateBread($request->all(), $dataType->addRows)->validate();

        $imageUrl = null;
        if ($storageDisk === 's3') {
            $path = 'banners/' . Carbon::now()->format('FY') . '/';
            $imageName = time() . rand(1, 999) . '.webp';

            if ($request->hasFile('image')) {
                //  Process and resize the image
                $image = Image::make($request->file('image'))
                    ->encode('webp', 90)
                    ->resize(480, 270, function ($constraint) {
                        $constraint->aspectRatio();
                    });

                //  Store in S3 with public visibility
                Storage::disk('s3')->put($path.$imageName, $image);

                //  Get the S3 URL of the uploaded image
                $imageUrl = $path.$imageName;

                // Update request data dynamically
                $request->merge(['image' => $imageUrl]);
            }
        }

        $data = $this->insertUpdateData($request, $slug, $dataType->addRows, new $dataType->model_name());
        

        $banner = Banner::where(['id' => $data->id])->first();
        $banner->image = $imageUrl != null ? $imageUrl : $banner->image ;
        $banner->save();



        event(new BreadDataAdded($dataType, $data));

        if (!$request->has('_tagging')) {
            if (auth()->user()->can('browse', $data)) {
                $redirect = redirect()->route("voyager.{$dataType->slug}.index");
            } else {
                $redirect = redirect()->back();
            }

            return $redirect->with([
                'message'    => __('voyager::generic.successfully_added_new')." {$dataType->getTranslatedAttribute('display_name_singular')}",
                'alert-type' => 'success',
            ]);
        } else {
            return response()->json(['success' => true, 'data' => $data]);
        }
    }

}
