<?php

namespace App\Actions\Entries;

use App\Exceptions\AuditionAdminException;
use App\Models\Entry;
use App\Services\DoublerService;
use Illuminate\Support\Facades\Cache;

class DoublerDecision
{
    protected DoublerService $doublerService;

    public function __construct(DoublerService $doublerService)
    {
        $this->doublerService = $doublerService;
    }

    /**
     * @throws AuditionAdminException
     */
    public function __invoke(Entry $entry, string $decision): void
    {
        $this->doublerDecision($entry, $decision);
    }

    /**
     * @throws AuditionAdminException
     */
    public function doublerDecision(Entry $entry, string $decision): void
    {
        match ($decision) {
            'accept' => $this->accept($entry),
            'decline' => $this->decline($entry),
            default => throw new AuditionAdminException('Invalid decision specified')
        };

        if ($decision != 'accept' && $decision != 'decline') {
            throw new AuditionAdminException('Invalid decision specified');
        }

    }

    public function accept(Entry $entry): void
    {
        Cache::forget('audition'.$entry->audition_id.'seating');
        Cache::forget('audition'.$entry->audition_id.'advancement');

        // Decline all other entries and clear rank cache
        $doublerInfo = $this->doublerService->simpleDoubleInfo($entry);
        foreach ($doublerInfo as $doublerEntry) {
            Cache::forget('audition'.$doublerEntry->audition_id.'seating');
            /** @var Entry $doublerEntry */
            if ($doublerEntry->id !== $entry->id) {
                $doublerEntry->addFlag('declined');
            }
        }
    }

    /**
     * @throws AuditionAdminException
     */
    public function decline($entry): void
    {
        Cache::forget('audition'.$entry->audition_id.'seating');
        Cache::forget('audition'.$entry->audition_id.'advancement');
        if ($entry->hasFlag('declined')) {
            throw new AuditionAdminException('Entry is already declined');
        }
        Cache::forget('audition'.$entry->audition_id.'seating');
        $entry->addFlag('declined');
    }
}