<?php

namespace App\Livewire\Ui\Mail;

use App\Models\Domain;
use Livewire\Attributes\On;
use Livewire\Component;

class AliasList extends Component
{
    public string $search = '';
    public bool $showSystemCard = false;

    #[On('alias:created')]
    #[On('alias:updated')]
    #[On('alias:deleted')]
    public function refreshAliases(): void
    {
        $this->dispatch('$refresh');
    }

    public function openAliasCreate(int $domainId): void
    {
        $this->dispatch('openModal', component: 'ui.mail.modal.alias-form-modal', arguments: [
            'domainId' => $domainId,
        ]);
    }

    public function openAliasEdit(int $aliasId): void
    {
        // nur Wert übergeben (LivewireUI Modal nimmt Positionsargumente)
        $this->dispatch('openModal', component: 'ui.mail.modal.alias-form-modal', arguments: [
            $aliasId,
        ]);
    }

    public function openAliasDelete(int $aliasId): void
    {
        $this->dispatch('openModal', component: 'ui.mail.modal.alias-delete-modal', arguments: [
            $aliasId,
        ]);
    }

    public function render()
    {
        $system = Domain::query()->where('is_system', true)->first();
        $term   = trim($this->search);

        $domains = Domain::query()
            ->where('is_system', false)
            ->withCount(['mailAliases'])
            ->with([
                'mailAliases' => fn ($q) => $q
                    ->withCount('recipients')
                    ->with(['recipients' => fn($r) => $r->with('mailUser')])
                    ->orderBy('local'),
            ])
            ->when($term !== '', function ($q) use ($term) {
                $q->where(function ($w) use ($term) {
                    $w->where('domain', 'like', "%{$term}%")
                        ->orWhereHas('mailAliases', function ($a) use ($term) {
                            $a->where('local', 'like', "%{$term}%")
                                ->orWhereHas('recipients', function ($r) use ($term) {
                                    $r->where('email', 'like', "%{$term}%")
                                        ->orWhereHas('mailUser', fn($mu) =>
                                        $mu->where('localpart', 'like', "%{$term}%"));
                                });
                        });
                });
            })
            ->orderBy('domain')
            ->get();

        // Vorbereiten der Alias-Daten (Logik aus dem Blade hierher)
        foreach ($domains as $domain) {
            $domainActive = (bool) ($domain->is_active ?? true);

            foreach ($domain->mailAliases as $alias) {

                $alias->effective_active = $domainActive && (bool) ($alias->is_active ?? true);

                $alias->inactive_reason = null;
                if (!$domainActive) {
                    $alias->inactive_reason = 'Domain inaktiv';
                } elseif (!($alias->is_active ?? true)) {
                    $alias->inactive_reason = 'Alias inaktiv';
                }

                $alias->isGroup   = $alias->type === 'group';
                $alias->isSingle  = !$alias->isGroup;
                $alias->recipientCount = $alias->recipients_count ?? $alias->recipients->count();
                $alias->maxChips       = $alias->isGroup ? 2 : 1;
                $alias->extraRecipients= max(0, $alias->recipientCount - $alias->maxChips);
                $alias->shownRecipients= $alias->relationLoaded('recipients')
                    ? $alias->recipients->take($alias->maxChips)
                    : collect();

                // Quelle (immer)
                $alias->sourceEmail = "{$alias->local}@{$domain->domain}";

                // Ziele (Text für Pfeil-Zeile)
                if ($alias->isSingle) {
                    // 1. Ziel auflösen
                    $first = $alias->relationLoaded('recipients') ? $alias->recipients->first() : null;
                    if ($first) {
                        if ($first->mail_user_id && $first->relationLoaded('mailUser') && $first->mailUser) {
                            $alias->arrowTarget = "{$first->mailUser->localpart}@{$domain->domain}";
                        } else {
                            $alias->arrowTarget = $first->email ?: '—';
                        }
                    } else {
                        $alias->arrowTarget = '—';
                    }
                } else {
                    // Gruppenlabel
                    $label = trim((string)$alias->group_name) !== '' ? $alias->group_name : 'Gruppe';
                    $alias->arrowTarget = "{$label} ({$alias->recipientCount})";
                }

                // Kompletter Pfeil-Text
                $alias->arrowLine = "{$alias->sourceEmail} ⇒ {$alias->arrowTarget}";
            }
        }

        return view('livewire.ui.mail.alias-list', [
            'domains' => $domains,
            'system'  => $this->showSystemCard ? $system : null,
        ]);
    }
}