<?php

namespace App\Http\Controllers\Web;

use Inertia\Inertia;
use App\Models\Group;
use App\Http\Controllers\Controller;
use Maatwebsite\Excel\Facades\Excel;
use App\Http\Resources\SubgroupResource;
use App\Imports\TradingsImport;
use App\Models\Subgroup;
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Facades\Log;

class TradingController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        if (blank(request('group'))) {
            request()->merge([
                'group' => optional(Group::whereType('trading')->where('is_default', true)->first())->id
            ]);
        }
        $subgroupsWithTradings = Subgroup::with(['tradings' => function ($query) {
            $query
                ->where('group_id', request('group'))
                ->where('locale', app()->getLocale());
        }])
            ->where('group_id', request('group'))
            ->where('locale', app()->getLocale())
            ->simplePaginate(50);

        $groups = Group::whereType('trading')->get();

        $filters = array_filter(request()->all([
            'group',
        ]));

        if (array_key_exists('category', $filters)) {
            $filters['category'] = intval($filters['category']);
        }

        if (array_key_exists('group', $filters)) {
            $filters['group'] = intval($filters['group']);
        }

        return Inertia::render('Tradings', [
            'text' => settings('text')[app()->getLocale()],
            'filters' => $filters,
            'subgroupsWithTradings' => SubgroupResource::collection($subgroupsWithTradings),
            'groups' => fn () => $groups,
        ]);
    }

    /**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function import()
    {
        request()->validate([
            'group' => ['exists:groups,id'],
            'file' => ['required', 'mimes:xlsx'],
        ]);

        if (!$group = Group::find(request('group'))) {
            $group = Group::create([
                'title' => 'New group',
                'type' => 'export',
                'is_default' => true
            ]);
        }

        DB::beginTransaction();

        try {
            $group->tradings()->whereLocale(app()->getLocale())->delete();
            $group->subgroups()->whereLocale(app()->getLocale())->delete();
        } catch (\Throwable $th) {
            Log::info($th);
            DB::rollback();
            return redirect()->route('tradings');
        }

        DB::commit();

        try {
            $id = now()->unix();
            session(['import' => $id]);

            $file = request()->file('file')->storeAs('uploads', $filename = $group->filename);
            $group->update(['file' => $filename]);

            Excel::queueImport(new TradingsImport($id, $group, app()->getLocale()), $file);
        } catch (\Throwable $th) {
            info('error here');
            info($th->getMessage());
        }

        return redirect()->route('tradings');
    }

    public function status()
    {
        $id = session('import');

        return response([
            'started' => filled(cache("start_date_$id")),
            'finished' => filled(cache("end_date_$id")),
            'current_row' => (int) cache("current_row_$id"),
            'total_rows' => (int) cache("total_rows_$id"),
        ]);
    }
}