<?php

namespace App\Http\Controllers;

use App\Models\Gallery;
use App\Models\Image;
use App\Models\Tenant;
use App\Rules\dateOrNull;
use App\Rules\urlOrNull;
use Illuminate\Foundation\Auth\Access\AuthorizesRequests;
use Illuminate\Foundation\Bus\DispatchesJobs;
use Illuminate\Foundation\Validation\ValidatesRequests;
use Illuminate\Http\Request;
use Illuminate\Routing\Controller as BaseController;
use Illuminate\Support\Facades\Redirect;
use Illuminate\Support\Facades\Storage;

class GalleryController extends BaseController
{
    use AuthorizesRequests, DispatchesJobs, ValidatesRequests;

    public function listView() {
        $galleries = Gallery::query()->where("tenant", "=", session("current_tenant_id"))->orderByDesc("gallery_create_time")->orderByDesc("id")->get();
        $tenant = Tenant::query()->where("id", "=", session("current_tenant_id"))->firstOrFail();
        return view("gallery.index", ["galleries" => $galleries, "tenant" => $tenant]);
    }

    public function newView() {
        return view("gallery.new");
    }

    public function newGallery(Request $request) {
        $validated = $request->validate([
            'name' => 'required|max:255',
            'description' => 'max:15000000',
            'url' => [new urlOrNull()],
            'date' => [new dateOrNull()],
        ]);

        //Check if Gallery Date is in the feature
        if(!empty($validated["date"])) {
            $t = new \DateTime($validated["date"]);
            if($t > (new \DateTime())) {
                return Redirect::back()->withErrors(["date" => "Gallery date can't be in the feature"])->withInput($validated);
            }
        }

        if(empty($validated["url"])) {
            $prepairdName = strtolower($validated["name"]);
            $prepairdName = str_replace(" ", "-", $prepairdName);
            $prepairdName = str_replace("ö", "oe", $prepairdName);
            $prepairdName = str_replace("ü", "üe", $prepairdName);
            $prepairdName = str_replace("ö", "oe", $prepairdName);
            $prepairdName = str_replace("ß", "ss", $prepairdName);

            while (strlen($prepairdName) < 8) {
                $prepairdName = $prepairdName."0";
            }
            preg_match_all("@[a-z0-9\-]@", $prepairdName, $matches);
            $newUrl = "";
            foreach($matches[0] as $letter) {
                $newUrl .= $letter;
            }

            $baseUrl = $newUrl;
            $i = 1;
            while (true) {
                $r = Gallery::getByTenantAndUrl(session("current_tenant_id"), $newUrl);
                if($r == null) {
                    break;
                }
                $newUrl = $baseUrl.$i;
                $i++;
            }
        } else {
            $newUrl = $validated["url"];
        }

        //Check if url is free
        $galleryTMP = Gallery::getByTenantAndUrl(session("current_tenant_id"), $newUrl);
        if(!empty($galleryTMP)) {
            return Redirect::back()->withErrors(["url" => "URL is already used"])->withInput($validated);
        }

        $gallery = new Gallery();
        $gallery->name = $validated["name"];
        $gallery->url = $newUrl;
        $gallery->description = $validated["description"];
        $gallery->tenant = session("current_tenant_id");
        if(!empty($validated["date"])) {
            $gallery->gallery_create_time = $validated["date"];
        }
        $gallery->saveOrFail();


        return \redirect("/g/".$gallery->url."/upload");
    }

    public function imagesUploadView($name) {
        return view("gallery.upload");
    }

    public function imageUpload($name, Request $request) {
        $gallery = Gallery::getByTenantAndUrl(session("current_tenant_id"), $name);
        $validated = $request->validate([
            'files.0' => 'required|image'
        ]);
        $path = $validated["files"][0]->store("uploads/".session("current_tenant_id")."/".$name);


        $image = new Image();
        $image->path = $path;
        $image->driver = env('FILESYSTEM_DRIVER', 'local');
        $image->filename = $validated["files"][0]->getClientOriginalName();
        $image->gallery = $gallery->id;
        $image->size = $validated["files"][0]->getSize();
        $image->saveOrFail();

        if(is_null($gallery->main_image)) {
            $gallery->main_image = $image->id;
            $gallery->saveOrFail();
        }


        return $name;
    }
}