@extends('admin.layout')
@section('title', 'Berichten')

@section('content')

@php
    $sortLink = function(string $column, string $label) use ($sort, $dir): string {
        $newDir = ($sort === $column && $dir === 'asc') ? 'desc' : 'asc';
        $arrow  = $sort === $column ? ($dir === 'asc' ? ' ↑' : ' ↓') : '';
        $url    = route('admin.conversations.index', array_merge(request()->query(), ['sort' => $column, 'dir' => $newDir]));
        return '<a href="' . $url . '" class="hover:text-gray-700 transition">' . $label . $arrow . '</a>';
    };
@endphp

<form method="GET" action="{{ route('admin.conversations.index') }}"
      class="bg-white rounded-lg border border-gray-100 p-4 mb-4 flex flex-wrap gap-3 items-end">
    <div class="flex-1 min-w-40">
        <label class="block text-xs text-gray-500 mb-1">Zoeken</label>
        <input type="text" name="q" value="{{ request('q') }}" placeholder="Naam of e-mail…"
               class="w-full text-sm border border-gray-200 rounded-lg px-3 py-1.5 focus:outline-none focus:ring-1 focus:ring-blue-400">
    </div>
    <button type="submit" class="px-4 py-1.5 bg-blue-600 text-white text-sm rounded-lg hover:bg-blue-700 transition">Filteren</button>
    <a href="{{ route('admin.conversations.index') }}" class="px-4 py-1.5 border border-gray-200 text-gray-500 text-sm rounded-lg hover:bg-gray-50 transition">Reset</a>
</form>

<div class="bg-white rounded-lg border border-gray-100 overflow-hidden">
    <div class="px-4 py-3 border-b border-gray-100">
        <span class="text-sm text-gray-500">{{ $conversations->total() }} gesprek(ken) gevonden</span>
    </div>
    <div class="overflow-x-auto">
        <table class="w-full text-sm">
            <thead class="bg-gray-50 text-xs text-gray-400 uppercase tracking-wide">
                <tr>
                    <th class="px-4 py-3 text-left">{!! $sortLink('id', 'ID') !!}</th>
                    <th class="px-4 py-3 text-left">Gebruiker 1</th>
                    <th class="px-4 py-3 text-left">Gebruiker 2</th>
                    <th class="px-4 py-3 text-right">{!! $sortLink('messages_count', 'Berichten') !!}</th>
                    <th class="px-4 py-3 text-left">{!! $sortLink('last_message_at', 'Laatste bericht') !!}</th>
                    <th class="px-4 py-3 text-left">{!! $sortLink('created_at', 'Gestart') !!}</th>
                </tr>
            </thead>
            <tbody class="divide-y divide-gray-50">
                @forelse ($conversations as $conv)
                    <tr class="hover:bg-gray-50 transition">
                        <td class="px-4 py-3 text-xs font-mono">
                            <a href="{{ route('admin.conversations.show', $conv) }}"
                               class="text-blue-500 hover:text-blue-700 transition">{{ $conv->id }}</a>
                        </td>
                        @foreach ([$conv->userOne, $conv->userTwo] as $u)
                            <td class="px-4 py-3">
                                @if ($u)
                                    <a href="{{ route('admin.users.show', $u) }}"
                                       class="text-xs font-medium text-gray-700 hover:text-blue-600 transition"><span class="text-gray-400 font-normal">#{{ $u->id }}</span> {{ $u->name }}</a>
                                    <p class="text-xs text-gray-400">{{ $u->email }}</p>
                                @else
                                    <span class="text-gray-300 text-xs italic">Verwijderd</span>
                                @endif
                            </td>
                        @endforeach
                        <td class="px-4 py-3 text-right text-xs text-gray-500">{{ $conv->messages_count }}</td>
                        <td class="px-4 py-3 text-xs text-gray-400 whitespace-nowrap">
                            @if ($conv->last_message_at)
                                {{ \Carbon\Carbon::parse($conv->last_message_at)->diffForHumans() }}
                            @else
                                <span class="italic">—</span>
                            @endif
                        </td>
                        <td class="px-4 py-3 text-xs text-gray-400 whitespace-nowrap">
                            {{ $conv->created_at->format('d/m/Y') }}
                        </td>
                    </tr>
                @empty
                    <tr>
                        <td colspan="6" class="px-4 py-8 text-center text-sm text-gray-400">Geen gesprekken gevonden.</td>
                    </tr>
                @endforelse
            </tbody>
        </table>
    </div>
    @if ($conversations->hasPages())
        <div class="px-5 py-4 border-t border-gray-100">{{ $conversations->links() }}</div>
    @endif
</div>

@endsection