<?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\Locked;
use Livewire\Attributes\Title;
use Livewire\Volt\Component;

new #[Layout('components.layouts.app'), Title('Kontakt bearbeiten')] class extends Component
{
    #[Locked]
    public int $id;

    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 function mount(int $id): void
    {
        $this->id = $id;

        $contact = Contact::query()->findOrFail($id);

        $this->companyId = $contact->company_id;
        $this->portal = $contact->portal?->value ?? Portal::Both->value;
        $this->salutationKey = $contact->salutation_key;
        $this->title = $contact->title;
        $this->firstName = $contact->first_name;
        $this->lastName = $contact->last_name;
        $this->responsibility = $contact->responsibility;
        $this->phone = $contact->phone;
        $this->fax = $contact->fax;
        $this->email = $contact->email;
    }

    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'],
        ]);

        $contact = Contact::query()->findOrFail($this->id);
        $contact->update([
            '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 aktualisiert.'));
        $this->redirect(route('admin.contacts.index'), navigate: true);
    }

    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 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 Label + Modal-Text korrekt sind
                $q->whereIn('id', [(int) $this->companyId]);
            })
            ->when(blank($term) && ! $this->companyId, function ($q): void {
                $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);
    }

    public function deleteContact(): void
    {
        $contact = Contact::query()->find($this->id);
        if (! $contact) {
            session()->flash('error', __('Der angeforderte Kontakt wurde nicht gefunden.'));
            $this->redirect(route('admin.contacts.index'), navigate: true);

            return;
        }

        $contact->delete();

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

    private function currentPortalLabel(): string
    {
        return Portal::tryFrom($this->portal)?->label() ?? __('Unbekannt');
    }

    private function currentPortalBadgeColor(): string
    {
        return match (Portal::tryFrom($this->portal)) {
            Portal::Presseecho => 'blue',
            Portal::Businessportal24 => 'purple',
            Portal::Both => 'zinc',
            default => 'zinc',
        };
    }
}; ?>

<div class="space-y-8">
    <form wire:submit="save" class="space-y-8">
        {{-- ============== PAGE HEADER ============== --}}
        <header class="page-header">
            <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>
                    <span class="badge hub">ID #{{ $id }}</span>
                    <span class="badge hub">{{ $this->currentPortalLabel() }}</span>
                </div>
                <h1 class="text-[30px] font-bold tracking-[-0.6px] leading-[1.15] m-0 text-[color:var(--color-ink)]">
                    {{ __('Kontakt bearbeiten') }}
                </h1>
            </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" style="border-left:3px solid var(--color-err);">
            <div class="panel-head">
                <span class="section-eyebrow" style="color:var(--color-err);">{{ __('Danger Zone & Aktionen') }}</span>
            </div>
            <div class="p-5 flex justify-between flex-wrap gap-3">
                <flux:modal.trigger name="confirm-contact-deletion">
                    <flux:button
                        variant="danger"
                        icon="trash"
                        type="button"
                        x-data=""
                        x-on:click.prevent="$dispatch('open-modal', 'confirm-contact-deletion')"
                    >
                        {{ __('Löschen') }}
                    </flux:button>
                </flux:modal.trigger>
                <div class="flex gap-3">
                    <flux:button variant="filled" href="{{ route('admin.contacts.index') }}" wire:navigate>
                        {{ __('Abbrechen') }}
                    </flux:button>
                    <flux:button type="submit" variant="primary">
                        {{ __('Speichern') }}
                    </flux:button>
                </div>
            </div>
        </article>
    </form>

    <flux:modal name="confirm-contact-deletion" class="max-w-lg">
        @php
            $contactDisplayName = trim(($firstName ?? '').' '.($lastName ?? '')) ?: __('Kontakt ohne Name');
            $selectedCompanyName = $companies->firstWhere('id', (int) $companyId)?->name ?? __('Unbekannte Firma');
        @endphp
        <div class="space-y-6">
            <div>
                <flux:heading size="lg">{{ __('Kontakt wirklich löschen?') }}</flux:heading>
                <flux:subheading>
                    {{ __('Du löschst: :contact (Firma: :company). Dieser Kontakt wird archiviert (Soft Delete) und aus den Standardlisten entfernt.', ['contact' => $contactDisplayName, 'company' => $selectedCompanyName]) }}
                </flux:subheading>
            </div>

            <div class="flex justify-end space-x-2 rtl:space-x-reverse">
                <flux:modal.close>
                    <flux:button variant="filled">{{ __('Abbrechen') }}</flux:button>
                </flux:modal.close>

                <flux:button variant="danger" wire:click="deleteContact">
                    {{ __('Löschung bestätigen') }}
                </flux:button>
            </div>
        </div>
    </flux:modal>
</div>