<?php

use App\Enums\Portal;
use App\Models\Company;
use App\Models\Contact;
use Illuminate\Support\Facades\DB;
use Illuminate\Validation\Rule;
use Livewire\Attributes\Layout;
use Livewire\Attributes\Title;
use Livewire\Volt\Component;

new #[Layout('components.layouts.app'), Title('Kontakt anlegen')] class extends Component
{
    public int|string|null $companyId = null;

    public string $companySearch = '';

    public string $portal = '';

    public ?string $salutationKey = null;

    public ?string $title = null;

    public ?string $firstName = null;

    public ?string $lastName = null;

    public ?string $responsibility = null;

    public ?string $phone = null;

    public ?string $fax = null;

    public ?string $email = null;

    public bool $isCompanyPrefilled = false;

    public function mount(?int $companyId = null): void
    {
        $prefilledCompanyId = $companyId ?: request()->integer('company');

        if ($prefilledCompanyId > 0) {
            $this->companyId = $prefilledCompanyId;
            $company = Company::withoutGlobalScopes()->find($prefilledCompanyId);
            $this->portal = $company?->portal?->value ?? Portal::Both->value;
            $this->isCompanyPrefilled = true;
        } else {
            $this->portal = Portal::Both->value;
        }
    }

    public function updatedCompanySearch(): void
    {
        $this->resetErrorBag('companyId');
    }

    public function updatedCompanyId(): void
    {
        if (! $this->companyId) {
            return;
        }

        $company = Company::withoutGlobalScopes()->find((int) $this->companyId);
        if ($company) {
            $this->portal = $company->portal?->value ?? Portal::Both->value;
        }
    }

    public function save(): void
    {
        $validated = $this->validate([
            'companyId' => ['required', 'integer', Rule::exists('companies', 'id')],
            'portal' => ['required', Rule::in(array_map(static fn (Portal $portal): string => $portal->value, Portal::cases()))],
            'salutationKey' => ['nullable', 'string', 'max:20'],
            'title' => ['nullable', 'string', 'max:80'],
            'firstName' => ['nullable', 'string', 'max:80'],
            'lastName' => ['nullable', 'string', 'max:80'],
            'responsibility' => ['nullable', 'string', 'max:255'],
            'phone' => ['nullable', 'string', 'max:40'],
            'fax' => ['nullable', 'string', 'max:40'],
            'email' => ['nullable', 'email', 'max:255'],
        ]);

        $this->companySearch = '';

        $contact = Contact::query()->create([
            'company_id' => (int) $validated['companyId'],
            'portal' => $validated['portal'],
            'salutation_key' => $validated['salutationKey'] ?: null,
            'title' => $validated['title'] ?: null,
            'first_name' => $validated['firstName'] ?: null,
            'last_name' => $validated['lastName'] ?: null,
            'responsibility' => $validated['responsibility'] ?: null,
            'phone' => $validated['phone'] ?: null,
            'fax' => $validated['fax'] ?: null,
            'email' => $validated['email'] ?: null,
        ]);

        session()->flash('success', __('Kontakt wurde angelegt.'));
        $this->redirect(route('admin.contacts.edit', $contact->id), navigate: true);
    }

    public function with(): array
    {
        $term = trim($this->companySearch);

        $companies = Company::withoutGlobalScopes()
            ->when(filled($term), function ($q) use ($term): void {
                $q->where(function ($q) use ($term): void {
                    if ($this->supportsFullTextSearch($term)) {
                        $q->whereFullText(['name', 'email', 'slug'], $term);

                        return;
                    }

                    $q->where('name', 'like', '%'.$term.'%')
                        ->orWhere('slug', 'like', '%'.$term.'%');
                });
            })
            ->when(blank($term) && $this->companyId, function ($q): void {
                // Aktuell gewählte Firma immer einschließen, damit das Combobox-Label korrekt angezeigt wird
                $q->whereIn('id', [(int) $this->companyId]);
            })
            ->when(blank($term) && ! $this->companyId, function ($q): void {
                // Ohne Suchbegriff und ohne Auswahl: keine Ergebnisse
                $q->whereRaw('0 = 1');
            })
            ->orderBy('name')
            ->limit(50)
            ->get(['id', 'name']);

        return [
            'companies' => $companies,
            'salutations' => config('salutations.items', []),
            'portalOptions' => Portal::cases(),
        ];
    }

    private function supportsFullTextSearch(string $term): bool
    {
        return mb_strlen($term) >= 3
            && in_array(DB::connection()->getDriverName(), ['mysql', 'pgsql'], true);
    }
}; ?>

<form wire:submit="save" class="space-y-8">
    {{-- ============== PAGE HEADER ============== --}}
    <header class="grid items-end gap-8" style="grid-template-columns:1fr auto;">
        <div class="min-w-0">
            <div class="flex items-center gap-3 mb-3 flex-wrap">
                <span class="badge hub dot">{{ __('Admin Backend') }}</span>
                <span class="eyebrow muted">{{ __('Administration · Pressekontakte') }}</span>
                @if ($isCompanyPrefilled && $companyId)
                    <span class="badge hub">{{ __('Firma vorausgewählt') }}</span>
                @endif
            </div>
            <h1 class="text-[30px] font-bold tracking-[-0.6px] leading-[1.15] m-0 text-[color:var(--color-ink)]">
                {{ __('Kontakt anlegen') }}
            </h1>
            <p class="text-[13px] leading-[1.55] mt-2 m-0 max-w-[640px] text-[color:var(--color-ink-2)]">
                {{ __('Kontakt einer Firma zuordnen und Stammdaten erfassen.') }}
            </p>
        </div>

        <div class="flex items-center gap-2 flex-shrink-0">
            <flux:button variant="filled" icon="arrow-left" href="{{ route('admin.contacts.index') }}" wire:navigate>
                {{ __('Zurück') }}
            </flux:button>
        </div>
    </header>

    <article class="panel">
        <div class="panel-head">
            <span class="section-eyebrow">{{ __('Zuordnung') }}</span>
        </div>
        <div class="p-5 grid gap-4 sm:grid-cols-2">
            <flux:field>
                <flux:label>{{ __('Firma') }}</flux:label>

                <flux:select
                    wire:model.live="companyId"
                    variant="combobox"
                    :filter="false"
                    clearable
                    placeholder="{{ __('Firma auswählen...') }}"
                >
                    <x-slot name="input">
                        <flux:select.input
                            wire:model.live.debounce.300ms="companySearch"
                            placeholder="{{ __('Name eingeben…') }}"
                        />
                    </x-slot>

                    @foreach ($companies as $company)
                        <flux:select.option :value="$company->id" wire:key="{{ $company->id }}">
                            {{ $company->name }}
                        </flux:select.option>
                    @endforeach

                    <x-slot name="empty">
                        <flux:select.option.empty>
                            @if (blank(trim($companySearch)))
                                {{ __('Mindestens 1 Zeichen eingeben…') }}
                            @else
                                {{ __('Keine Firma gefunden.') }}
                            @endif
                        </flux:select.option.empty>
                    </x-slot>
                </flux:select>

                <flux:error name="companyId" />
            </flux:field>

            <flux:field>
                <flux:label>{{ __('Portal') }}</flux:label>
                <flux:select wire:model="portal">
                    @foreach ($portalOptions as $portalOption)
                        <option value="{{ $portalOption->value }}">{{ $portalOption->label() }}</option>
                    @endforeach
                </flux:select>
                <flux:error name="portal" />
            </flux:field>
        </div>
    </article>

    <article class="panel">
        <div class="panel-head">
            <span class="section-eyebrow">{{ __('Kontaktdaten') }}</span>
        </div>
        <div class="p-5 grid gap-4 sm:grid-cols-2">
            <flux:field>
                <flux:label>{{ __('Anrede') }}</flux:label>
                <flux:select wire:model="salutationKey">
                    <option value="">{{ __('Bitte wählen') }}</option>
                    @foreach ($salutations as $key => $labels)
                        <option value="{{ $key }}">{{ $labels['de'] ?? $key }}</option>
                    @endforeach
                </flux:select>
            </flux:field>

            <flux:field>
                <flux:label>{{ __('Titel') }}</flux:label>
                <flux:input wire:model="title" />
            </flux:field>

            <flux:field>
                <flux:label>{{ __('Vorname') }}</flux:label>
                <flux:input wire:model="firstName" />
                <flux:error name="firstName" />
            </flux:field>

            <flux:field>
                <flux:label>{{ __('Nachname') }}</flux:label>
                <flux:input wire:model="lastName" />
                <flux:error name="lastName" />
            </flux:field>

            <flux:field class="sm:col-span-2">
                <flux:label>{{ __('Verantwortlichkeit') }}</flux:label>
                <flux:input wire:model="responsibility" />
                <flux:error name="responsibility" />
            </flux:field>

            <flux:field>
                <flux:label>{{ __('E-Mail') }}</flux:label>
                <flux:input wire:model="email" type="email" />
                <flux:error name="email" />
            </flux:field>

            <flux:field>
                <flux:label>{{ __('Telefon') }}</flux:label>
                <flux:input wire:model="phone" />
                <flux:error name="phone" />
            </flux:field>

            <flux:field class="sm:col-span-2">
                <flux:label>{{ __('Fax') }}</flux:label>
                <flux:input wire:model="fax" />
                <flux:error name="fax" />
            </flux:field>
        </div>
    </article>

    <article class="panel">
        <div class="p-5 flex justify-end gap-3">
            <flux:button variant="filled" href="{{ route('admin.contacts.index') }}" wire:navigate>
                {{ __('Abbrechen') }}
            </flux:button>
            <flux:button type="submit" variant="primary">
                {{ __('Kontakt anlegen') }}
            </flux:button>
        </div>
    </article>
</form>