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

@section('content')

<div class="flex items-center justify-between mb-6">
    <h1 class="text-xl font-semibold text-gray-800">Kortingscodes</h1>
</div>

@if (session('success'))
    <div class="mb-4 text-sm text-green-700 bg-green-50 border border-green-200 rounded-lg px-4 py-2">{{ session('success') }}</div>
@endif
@if (session('error'))
    <div class="mb-4 text-sm text-red-700 bg-red-50 border border-red-200 rounded-lg px-4 py-2">{{ session('error') }}</div>
@endif

{{-- Create form --}}
<div class="bg-white rounded-xl shadow-sm border border-gray-100 p-5 mb-6">
    <h2 class="text-sm font-semibold text-gray-700 mb-4">Nieuwe code aanmaken</h2>
    <form method="POST" action="{{ route('admin.coupons.store') }}" class="space-y-4">
        @csrf
        <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-4">
            <div>
                <label class="block text-xs text-gray-500 mb-1">Code <span class="text-red-400">*</span></label>
                <input type="text" name="code" value="{{ old('code') }}" required placeholder="ZOMER25"
                       class="w-full uppercase text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
                @error('code') <p class="text-xs text-red-500 mt-1">{{ $message }}</p> @enderror
            </div>
            <div>
                <label class="block text-xs text-gray-500 mb-1">Type <span class="text-red-400">*</span></label>
                <select name="type" required
                        class="w-full text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
                    <option value="percent" @selected(old('type') === 'percent')>Percentage (%)</option>
                    <option value="fixed"   @selected(old('type') === 'fixed')>Vast bedrag (€)</option>
                </select>
            </div>
            <div>
                <label class="block text-xs text-gray-500 mb-1">Waarde <span class="text-red-400">*</span></label>
                <input type="number" name="value" value="{{ old('value') }}" required min="0.01" step="0.01"
                       placeholder="25"
                       class="w-full text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
                @error('value') <p class="text-xs text-red-500 mt-1">{{ $message }}</p> @enderror
            </div>
            <div>
                <label class="block text-xs text-gray-500 mb-1">Max gebruik</label>
                <input type="number" name="max_uses" value="{{ old('max_uses') }}" min="1"
                       placeholder="onbeperkt"
                       class="w-full text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
            </div>
            <div>
                <label class="block text-xs text-gray-500 mb-1">Vervaldatum</label>
                <input type="date" name="expires_at" value="{{ old('expires_at') }}"
                       class="w-full text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
            </div>
            <div>
                <label class="block text-xs text-gray-500 mb-1">Omschrijving (intern)</label>
                <input type="text" name="description" value="{{ old('description') }}" placeholder="optioneel"
                       class="w-full text-sm border border-gray-200 rounded-lg px-3 py-2 focus:outline-none focus:ring-1 focus:ring-indigo-400">
            </div>
        </div>
        <div>
            <label class="block text-xs text-gray-500 mb-1">Van toepassing op plannen (leeg = alle)</label>
            <div class="flex flex-wrap gap-3">
                @foreach (['monthly' => 'Maandelijks', 'yearly' => 'Jaarlijks', 'pro_monthly' => 'PRO Maandelijks', 'pro_yearly' => 'PRO Jaarlijks'] as $key => $label)
                    <label class="flex items-center gap-1.5 text-sm text-gray-600 cursor-pointer">
                        <input type="checkbox" name="applicable_plans[]" value="{{ $key }}"
                               {{ in_array($key, old('applicable_plans', [])) ? 'checked' : '' }}
                               class="rounded border-gray-300 text-indigo-600">
                        {{ $label }}
                    </label>
                @endforeach
            </div>
        </div>
        <button type="submit"
                class="px-4 py-2 text-sm bg-indigo-600 text-white rounded-lg hover:bg-indigo-700 transition">
            Aanmaken
        </button>
    </form>
</div>

{{-- Filters --}}
<form method="GET" action="{{ route('admin.coupons.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="Code of omschrijving…"
               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>
    <div>
        <label class="block text-xs text-gray-500 mb-1">Scope</label>
        <select name="scope" class="text-sm border border-gray-200 rounded-lg py-1.5 focus:outline-none focus:ring-1 focus:ring-blue-400">
            <option value="">Alle</option>
            <option value="system" @selected(request('scope') === 'system')>Systeem</option>
            <option value="event"  @selected(request('scope') === 'event')>Event</option>
            <option value="pro"    @selected(request('scope') === 'pro')>PRO-label</option>
        </select>
    </div>
    <div>
        <label class="block text-xs text-gray-500 mb-1">Status</label>
        <select name="active" class="text-sm border border-gray-200 rounded-lg py-1.5 focus:outline-none focus:ring-1 focus:ring-blue-400">
            <option value="">Alle</option>
            <option value="1" @selected(request('active') === '1')>Actief</option>
            <option value="0" @selected(request('active') === '0')>Inactief</option>
        </select>
    </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.coupons.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>

{{-- Coupons table --}}
<div class="bg-white rounded-xl shadow-sm border border-gray-100 overflow-hidden">
    <div class="px-4 py-3 border-b border-gray-100">
        <span class="text-sm text-gray-500">{{ $coupons->total() }} code(s) gevonden</span>
    </div>
    <div class="overflow-x-auto">
    <table class="w-full text-sm">
        <thead class="bg-gray-50 border-b border-gray-100">
            <tr class="text-left text-xs text-gray-500 uppercase tracking-wide">
                <th class="px-4 py-3">Code</th>
                <th class="px-4 py-3">Scope</th>
                <th class="px-4 py-3">Korting</th>
                <th class="px-4 py-3">Gebruik</th>
                <th class="px-4 py-3">Plannen</th>
                <th class="px-4 py-3">Vervalt</th>
                <th class="px-4 py-3">Status</th>
                <th class="px-4 py-3"></th>
            </tr>
        </thead>
        <tbody class="divide-y divide-gray-50">
            @forelse ($coupons as $coupon)
                @php
                    if ($coupon->event_id) {
                        $scopeLabel = 'Event';
                        $scopeColor = 'bg-blue-50 text-blue-600';
                        $scopeDetail = $coupon->event?->title;
                    } elseif ($coupon->coupon_label_id || $coupon->coupon_label_ids) {
                        $scopeLabel = 'PRO';
                        $scopeColor = 'bg-violet-50 text-violet-600';
                        $scopeDetail = $coupon->label?->name;
                    } else {
                        $scopeLabel = 'Systeem';
                        $scopeColor = 'bg-gray-100 text-gray-500';
                        $scopeDetail = $coupon->creator?->name;
                    }
                @endphp
                <tr class="hover:bg-gray-50 transition">
                    <td class="px-4 py-3">
                        <span class="font-mono font-semibold text-gray-800">{{ $coupon->code }}</span>
                        @if ($coupon->description)
                            <p class="text-xs text-gray-400">{{ $coupon->description }}</p>
                        @endif
                    </td>
                    <td class="px-4 py-3">
                        <span class="text-[11px] px-2 py-0.5 rounded-full {{ $scopeColor }}">{{ $scopeLabel }}</span>
                        @if ($scopeDetail)
                            <p class="text-xs text-gray-400 mt-0.5 truncate max-w-32">{{ $scopeDetail }}</p>
                        @endif
                    </td>
                    <td class="px-4 py-3 text-gray-700">
                        {{ $coupon->type === 'percent' ? $coupon->value . '%' : '€' . number_format($coupon->value, 2, ',', '') }}
                    </td>
                    <td class="px-4 py-3 text-gray-600">
                        {{ $coupon->used_count }}@if ($coupon->max_uses) / {{ $coupon->max_uses }} @endif
                    </td>
                    <td class="px-4 py-3 text-gray-500 text-xs">
                        {{ $coupon->applicable_plans ? implode(', ', $coupon->applicable_plans) : 'Alle' }}
                    </td>
                    <td class="px-4 py-3 text-gray-500 text-xs">
                        {{ $coupon->expires_at ? $coupon->expires_at->format('d/m/Y') : '—' }}
                    </td>
                    <td class="px-4 py-3">
                        <form method="POST" action="{{ route('admin.coupons.toggle', $coupon) }}">
                            @csrf @method('PATCH')
                            <button type="submit"
                                    class="text-xs px-2 py-0.5 rounded-full font-medium border transition
                                           {{ $coupon->is_active
                                              ? 'bg-green-50 text-green-700 border-green-200 hover:bg-green-100'
                                              : 'bg-gray-100 text-gray-500 border-gray-200 hover:bg-gray-200' }}">
                                {{ $coupon->is_active ? 'Actief' : 'Inactief' }}
                            </button>
                        </form>
                    </td>
                    <td class="px-4 py-3">
                        <form method="POST" action="{{ route('admin.coupons.destroy', $coupon) }}"
                              onsubmit="return confirm('Code verwijderen?')">
                            @csrf @method('DELETE')
                            <button type="submit"
                                    class="text-xs text-red-500 hover:text-red-700 transition"
                                    {{ $coupon->used_count > 0 ? 'disabled title=Al gebruikt' : '' }}>
                                Verwijder
                            </button>
                        </form>
                    </td>
                </tr>
            @empty
                <tr>
                    <td colspan="8" class="px-4 py-8 text-center text-gray-400 text-sm">Geen codes gevonden.</td>
                </tr>
            @endforelse
        </tbody>
    </table>
    </div>
    @if ($coupons->hasPages())
        <div class="px-5 py-4 border-t border-gray-100">{{ $coupons->links() }}</div>
    @endif
</div>

@endsection