<?php


/*
 * TriggerController.php
 * Copyright (c) 2023 james@firefly-iii.org
 *
 * This file is part of Firefly III (https://github.com/firefly-iii).
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
 */

declare(strict_types=1);

namespace FireflyIII\Http\Controllers\Recurring;

use FireflyIII\Http\Controllers\Controller;
use FireflyIII\Http\Requests\TriggerRecurrenceRequest;
use FireflyIII\Jobs\CreateRecurringTransactions;
use FireflyIII\Models\Recurrence;
use FireflyIII\Models\TransactionGroup;
use FireflyIII\Models\TransactionJournal;
use Illuminate\Http\RedirectResponse;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\Log;

/**
 * Class TriggerController
 */
class TriggerController extends Controller
{
    /**
     * @param Recurrence               $recurrence
     * @param TriggerRecurrenceRequest $request
     *
     * @return RedirectResponse
     */
    public function trigger(Recurrence $recurrence, TriggerRecurrenceRequest $request): RedirectResponse
    {
        $all  = $request->getAll();
        $date = $all['date'];

        // grab the date from the last time the recurrence fired:
        $backupDate = $recurrence->latest_date;

        // fire the recurring cron job on the given date, then post-date the created transaction.
        Log::info(sprintf('Trigger: will now fire recurring cron job task for date "%s".', $date->format('Y-m-d H:i:s')));
        /** @var CreateRecurringTransactions $job */
        $job = app(CreateRecurringTransactions::class);
        $job->setRecurrences(new Collection([$recurrence]));
        $job->setDate($date);
        $job->setForce(false);
        $job->handle();
        Log::debug('Done with recurrence.');

        $groups = $job->getGroups();
        /** @var TransactionGroup $group */
        foreach ($groups as $group) {
            /** @var TransactionJournal $journal */
            foreach ($group->transactionJournals as $journal) {
                Log::debug(sprintf('Set date of journal #%d to today!', $journal->id));
                $journal->date = today(config('app.timezone'));
                $journal->save();
            }
        }
        $recurrence->latest_date = $backupDate;
        $recurrence->save();
        app('preferences')->mark();

        if (0 === $groups->count()) {
            $request->session()->flash('info', (string)trans('firefly.no_new_transaction_in_recurrence'));
        }
        if (1 === $groups->count()) {
            $first = $groups->first();
            $request->session()->flash('success', (string)trans('firefly.stored_journal_no_descr'));
            $request->session()->flash('success_url', route('transactions.show', [$first->id]));
        }


        return redirect(route('recurring.show', [$recurrence->id]));
    }
}