@extends('simaju.layouts.main')
@section('title', 'Koleksi Buku')
@section('page-title', 'Koleksi Buku')
@section('page-subtitle', 'Kelola inventaris buku perpustakaan')

@section('content')
<div class="space-y-6">
    <!-- Header Stats -->
    <div class="grid grid-cols-1 md:grid-cols-4 gap-6">
        <div class="md:col-span-2">
            <div class="bg-gradient-to-br from-emerald-500 via-green-600 to-teal-700 rounded-2xl shadow-xl p-8 text-white relative overflow-hidden h-full">
                <div class="absolute top-0 right-0 w-64 h-64 bg-white opacity-5 rounded-full -mr-32 -mt-32"></div>
                <div class="absolute bottom-0 left-0 w-48 h-48 bg-white opacity-5 rounded-full -ml-24 -mb-24"></div>
                <div class="relative">
                    <div class="flex items-center gap-3 mb-4">
                        <div class="w-14 h-14 bg-white bg-opacity-20 backdrop-blur-sm rounded-xl flex items-center justify-center">
                            <i class="fas fa-book text-2xl"></i>
                        </div>
                        <div>
                            <h2 class="text-3xl font-bold font-heading">{{ $bukus->total() }}</h2>
                            <p class="text-green-100">Total Buku</p>
                        </div>
                    </div>
                    <p class="text-green-50 leading-relaxed">Manajemen koleksi buku digital yang efisien dan terorganisir</p>
                </div>
            </div>
        </div>
        <div class="bg-white rounded-2xl shadow-lg p-6 border border-gray-100">
            <div class="flex items-center gap-4">
                <div class="w-12 h-12 bg-blue-100 rounded-xl flex items-center justify-center">
                    <i class="fas fa-check-circle text-blue-600 text-xl"></i>
                </div>
                <div>
                    <p class="text-sm text-gray-500">Tersedia</p>
                    <h3 class="text-2xl font-bold text-gray-800">{{ $bukus->sum('jumlah_tersedia') }}</h3>
                </div>
            </div>
        </div>
        <div>
            <div class="bg-white rounded-2xl shadow-lg p-6 border border-gray-100 h-full flex flex-col justify-center">
                <a href="{{ route('perpustakaan.buku.create') }}" class="group">
                    <div class="text-center space-y-3">
                        <div class="w-12 h-12 bg-gradient-to-br from-green-400 to-emerald-600 rounded-xl mx-auto flex items-center justify-center transform group-hover:scale-110 transition-all duration-300 shadow-lg">
                            <i class="fas fa-plus text-white text-xl"></i>
                        </div>
                        <div>
                            <h3 class="text-sm font-bold text-gray-800 group-hover:text-green-600 transition-colors">Tambah Buku</h3>
                        </div>
                    </div>
                </a>
            </div>
        </div>
    </div>

    @if ($message = Session::get('success'))
        <div class="bg-green-50 border-l-4 border-green-500 rounded-xl p-4 shadow-sm" x-data="{ show: true }" x-show="show" x-init="setTimeout(() => show = false, 5000)">
            <div class="flex items-center">
                <i class="fas fa-check-circle text-green-500 text-xl mr-3"></i>
                <p class="text-sm font-medium text-green-800">{{ $message }}</p>
                <button @click="show = false" class="ml-auto text-green-500 hover:text-green-700">
                    <i class="fas fa-times"></i>
                </button>
            </div>
        </div>
    @endif

    <!-- Search & Filter -->
    <div class="bg-white rounded-2xl shadow-lg border border-gray-100 p-6">
        <form action="{{ route('perpustakaan.buku.index') }}" method="GET">
            <div class="grid grid-cols-1 md:grid-cols-3 gap-4">
                <div class="md:col-span-2 relative">
                    <div class="absolute inset-y-0 left-0 pl-4 flex items-center pointer-events-none">
                        <i class="fas fa-search text-gray-400"></i>
                    </div>
                    <input type="text" name="search" value="{{ request('search') }}" 
                           placeholder="Cari judul buku, penulis, atau ISBN..." 
                           class="w-full pl-12 pr-4 py-3 border border-gray-200 rounded-xl focus:ring-2 focus:ring-green-500 focus:border-transparent transition-all">
                </div>
                <select name="kategori_id" class="px-4 py-3 border border-gray-200 rounded-xl focus:ring-2 focus:ring-green-500 focus:border-transparent transition-all" onchange="this.form.submit()">
                    <option value="">Semua Kategori</option>
                    @foreach($kategoris as $kat)
                        <option value="{{ $kat->id }}" {{ request('kategori_id') == $kat->id ? 'selected' : '' }}>
                            {{ $kat->nama_kategori }}
                        </option>
                    @endforeach
                </select>
            </div>
        </form>
    </div>

    <!-- Books Grid -->
    <div class="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 xl:grid-cols-4 gap-6">
        @forelse($bukus as $buku)
            <div class="bg-white rounded-2xl shadow-lg border border-gray-100 overflow-hidden hover:shadow-2xl transition-all duration-300 transform hover:-translate-y-1">
                <div class="h-48 bg-gradient-to-br from-green-400 to-teal-600 flex items-center justify-center relative overflow-hidden">
                    <div class="absolute inset-0 opacity-10">
                        <div class="absolute top-0 left-0 w-32 h-32 bg-white rounded-full -ml-16 -mt-16"></div>
                        <div class="absolute bottom-0 right-0 w-40 h-40 bg-white rounded-full -mr-20 -mb-20"></div>
                    </div>
                    <i class="fas fa-book-open text-6xl text-white relative z-10"></i>
                </div>
                <div class="p-5">
                    <div class="mb-3">
                        @if($buku->kategori)
                        <span class="inline-block px-3 py-1 bg-green-100 text-green-700 text-xs font-semibold rounded-full mb-2">
                            {{ $buku->kategori->nama_kategori }}
                        </span>
                        @else
                        <span class="inline-block px-3 py-1 bg-gray-100 text-gray-500 text-xs font-semibold rounded-full mb-2">
                            Tanpa Kategori
                        </span>
                        @endif
                        <h3 class="font-bold text-gray-800 text-lg mb-1 line-clamp-2">{{ $buku->judul_buku }}</h3>
                        <p class="text-sm text-gray-600">{{ $buku->penulis }}</p>
                    </div>
                    <div class="space-y-2 mb-4">
                        <div class="flex items-center text-xs text-gray-500">
                            <i class="fas fa-barcode w-4 mr-2"></i>
                            <span>{{ $buku->isbn }}</span>
                        </div>
                        <div class="flex items-center justify-between">
                            <span class="text-xs text-gray-500">
                                <i class="fas fa-warehouse mr-1"></i>Stok: {{ $buku->jumlah_total }}
                            </span>
                            @if($buku->jumlah_tersedia > 0)
                                <span class="px-2 py-1 bg-green-100 text-green-700 text-xs font-semibold rounded-full">
                                    {{ $buku->jumlah_tersedia }} Tersedia
                                </span>
                            @else
                                <span class="px-2 py-1 bg-red-100 text-red-700 text-xs font-semibold rounded-full">
                                    Habis
                                </span>
                            @endif
                        </div>
                    </div>
                    <div class="flex gap-2 pt-3 border-t border-gray-100">
                        <a href="{{ route('perpustakaan.buku.edit', $buku) }}" 
                           class="flex-1 px-3 py-2 bg-amber-100 text-amber-600 text-sm font-medium rounded-lg hover:bg-amber-600 hover:text-white transition-all text-center">
                            <i class="fas fa-edit mr-1"></i>Edit
                        </a>
                        <form action="{{ route('perpustakaan.buku.destroy', $buku) }}" method="POST" class="flex-1">
                            @csrf
                            @method('DELETE')
                            <button type="submit" onclick="return confirm('Yakin hapus buku ini?')"
                                    class="w-full px-3 py-2 bg-red-100 text-red-600 text-sm font-medium rounded-lg hover:bg-red-600 hover:text-white transition-all">
                                <i class="fas fa-trash mr-1"></i>Hapus
                            </button>
                        </form>
                    </div>
                </div>
            </div>
        @empty
            <div class="col-span-full">
                <div class="bg-white rounded-2xl shadow-lg border border-gray-100 p-16 text-center">
                    <div class="w-24 h-24 bg-gray-100 rounded-full flex items-center justify-center mx-auto mb-4">
                        <i class="fas fa-book text-4xl text-gray-400"></i>
                    </div>
                    <h3 class="text-lg font-semibold text-gray-700 mb-2">Belum Ada Buku</h3>
                    <p class="text-gray-500 mb-6">Mulai dengan menambahkan koleksi buku baru</p>
                    <a href="{{ route('perpustakaan.buku.create') }}" 
                       class="inline-block px-6 py-3 bg-gradient-to-r from-green-600 to-teal-600 text-white font-medium rounded-xl hover:shadow-lg transition-all">
                        <i class="fas fa-plus mr-2"></i>Tambah Buku
                    </a>
                </div>
            </div>
        @endforelse
    </div>

    @if($bukus->hasPages())
        <div class="flex justify-center">
            {{ $bukus->links() }}
        </div>
    @endif
</div>
@endsection