{% extends 'inventaris/base.html' %}
{% load static %}

{% block title %}{% if form.instance.pk %}Edit Perawatan{% else %}Tambah Perawatan{% endif %} - Inventaris{% endblock %}
{% block page_title %}{% if form.instance.pk %}Edit Perawatan{% else %}Tambah Perawatan{% endif %}{% endblock %}
{% block page_subtitle %}{% if form.instance.pk %}Perbarui informasi perawatan barang{% else %}Tambahkan perawatan baru untuk barang inventaris{% endif %}{% endblock %}

{% block content %}
<div class="min-h-screen bg-gradient-to-br from-green-50 via-white to-green-50 py-2 sm:py-4 lg:py-6 px-2 sm:px-4 lg:px-8">
    <div class="max-w-7xl mx-auto">
        <!-- Header -->
        <div class="mb-3 sm:mb-4 lg:mb-8">
            <div class="bg-white rounded-2xl shadow-xl p-3 sm:p-4 lg:p-6 xl:p-8 border-2 border-green-100">
                <div class="flex flex-col sm:flex-row sm:items-center sm:justify-between gap-2 sm:gap-3 lg:gap-4">
                    <div class="flex items-center space-x-2 sm:space-x-3 lg:space-x-4">
                        <div class="w-10 h-10 sm:w-12 sm:h-12 bg-gradient-to-br from-green-500 to-green-600 rounded-xl flex items-center justify-center shadow-lg flex-shrink-0">
                            <i class="fas fa-tools text-white text-base sm:text-lg lg:text-xl"></i>
                        </div>
                        <div class="min-w-0 flex-1">
                            <h1 class="text-lg sm:text-xl lg:text-2xl xl:text-3xl font-bold text-gray-900">
                                {% if form.instance.pk %}
                                    Edit Perawatan
                                {% else %}
                                    Tambah Perawatan Baru
                                {% endif %}
                            </h1>
                            <p class="text-gray-600 mt-0.5 sm:mt-1 text-xs sm:text-sm lg:text-base">
                                {% if form.instance.pk %}
                                    Perbarui informasi perawatan barang
                                {% else %}
                                    Tambahkan perawatan baru untuk barang inventaris
                                {% endif %}
                            </p>
                        </div>
                    </div>
                    <a href="{% url 'inventaris:perawatan_list' %}" 
                       class="inline-flex items-center px-4 py-2.5 bg-white border-2 border-gray-200 rounded-xl text-sm font-semibold text-gray-700 hover:bg-gray-50 hover:border-green-300 transition-all duration-200 shadow-md hover:shadow-lg">
                        <i class="fas fa-arrow-left mr-2"></i>
                        Kembali ke Daftar
                    </a>
                </div>
            </div>
        </div>

        <!-- Form -->
        <div class="bg-white rounded-2xl shadow-xl overflow-hidden border-2 border-gray-200">
            <form method="post" class="space-y-0" enctype="multipart/form-data">
                {% csrf_token %}
                {{ form.barang }}
                
                <!-- Informasi Barang -->
                <div class="p-3 sm:p-4 lg:p-6 xl:p-8 border-b-2 border-gray-100 bg-gradient-to-r from-green-50 to-emerald-50">
                    <div class="flex items-center mb-3 sm:mb-4 lg:mb-6">
                        <div class="w-8 h-8 sm:w-10 sm:h-10 bg-gradient-to-br from-green-500 to-green-600 rounded-xl flex items-center justify-center mr-2 sm:mr-3 lg:mr-4 shadow-lg flex-shrink-0">
                            <i class="fas fa-boxes text-white text-sm sm:text-base"></i>
                        </div>
                        <h2 class="text-base sm:text-lg lg:text-xl font-bold text-gray-900">Informasi Barang</h2>
                    </div>
                    
                    <div class="space-y-3 sm:space-y-4 lg:space-y-6">
                        <!-- Barang Search -->
                        <div class="space-y-2 sm:space-y-3">
                            <label for="barang_search" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-boxes mr-2 text-green-600"></i>Barang <span class="text-red-500">*</span>
                            </label>
                            <div class="relative w-full">
                                <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" 
                                       id="barang_search" 
                                       name="barang_search"
                                       placeholder="Ketik nama atau kode barang untuk mencari..." 
                                       class="w-full pl-12 pr-4 py-3.5 border-2 border-gray-300 rounded-xl focus:outline-none focus:ring-2 focus:ring-green-500 focus:border-green-500 transition-all duration-200 bg-white text-gray-900 placeholder-gray-400">
                            </div>
                            <p class="text-xs text-gray-500">
                                <i class="fas fa-info-circle mr-1"></i>
                                Ketik minimal 2 karakter untuk mencari barang
                            </p>
                            
                            <!-- Search Results -->
                            <div id="barang-search-results" class="relative z-20 w-full mt-2 bg-white border-2 border-green-200 rounded-xl shadow-xl hidden max-h-80 overflow-y-auto">
                                <div id="barang-search-loading" class="hidden p-4 text-center">
                                    <div class="inline-block animate-spin rounded-full h-5 w-5 border-b-2 border-green-600"></div>
                                    <span class="ml-2 text-sm text-gray-600">Mencari barang...</span>
                                </div>
                                <div id="barang-search-empty" class="hidden p-4 text-center text-gray-500 text-sm">
                                    <i class="fas fa-search text-gray-400 mb-2 text-lg"></i>
                                    <p>Tidak ada barang yang ditemukan</p>
                                </div>
                                <div id="barang-search-list"></div>
                            </div>
                            
                            <!-- Selected Barang Info -->
                            <div id="barang-info" class="hidden mt-4 p-4 bg-gradient-to-r from-green-100 to-emerald-100 rounded-xl border-2 border-green-200">
                                <div class="flex items-center justify-between">
                                    <div class="flex-1">
                                        <p class="text-sm font-semibold text-gray-900 mb-1">
                                            <i class="fas fa-check-circle text-green-600 mr-2"></i>
                                            Barang Terpilih:
                                        </p>
                                        <div class="ml-6 space-y-1 text-sm text-gray-700">
                                            <p><span class="font-medium">Nama:</span> <span id="barang-nama">-</span></p>
                                            <p><span class="font-medium">Kode:</span> <span id="barang-kode">-</span></p>
                                            <p><span class="font-medium">Kondisi:</span> <span id="barang-kondisi">-</span></p>
                                            <p><span class="font-medium">Lokasi:</span> <span id="barang-lokasi">-</span></p>
                                            <p><span class="font-medium">Status:</span> <span id="barang-status">-</span></p>
                                        </div>
                                    </div>
                                    <button type="button" onclick="clearBarangSelection()" 
                                            class="ml-4 px-3 py-2 bg-red-100 hover:bg-red-200 text-red-700 rounded-lg transition-colors text-sm font-medium">
                                        <i class="fas fa-times"></i>
                                    </button>
                                </div>
                            </div>
                            
                            {% if form.barang.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.barang.errors.0 }}
                                </div>
                            {% endif %}
                        </div>
                    </div>
                </div>

                <!-- Detail Perawatan -->
                <div class="p-3 sm:p-4 lg:p-6 xl:p-8 border-b-2 border-gray-100 bg-gradient-to-r from-blue-50 to-indigo-50">
                    <div class="flex items-center mb-3 sm:mb-4 lg:mb-6">
                        <div class="w-8 h-8 sm:w-10 sm:h-10 bg-gradient-to-br from-blue-500 to-indigo-600 rounded-xl flex items-center justify-center mr-2 sm:mr-3 lg:mr-4 shadow-lg flex-shrink-0">
                            <i class="fas fa-tools text-white text-sm sm:text-base"></i>
                        </div>
                        <h2 class="text-base sm:text-lg lg:text-xl font-bold text-gray-900">Detail Perawatan</h2>
                    </div>
                    
                    <div class="grid grid-cols-1 lg:grid-cols-2 gap-3 sm:gap-4 lg:gap-6">
                        <!-- Tanggal Perawatan -->
                        <div class="space-y-2 sm:space-y-3">
                            <label for="{{ form.tanggal_perawatan.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-calendar mr-2 text-blue-600"></i>Tanggal Perawatan <span class="text-red-500">*</span>
                            </label>
                            <div class="relative group">
                                {{ form.tanggal_perawatan }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-calendar text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.tanggal_perawatan.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.tanggal_perawatan.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Jenis Perawatan -->
                        <div class="space-y-3">
                            <label for="{{ form.jenis_perawatan.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-tools mr-2 text-blue-600"></i>Jenis Perawatan <span class="text-red-500">*</span>
                            </label>
                            <div class="relative group">
                                {{ form.jenis_perawatan }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-chevron-down text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.jenis_perawatan.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.jenis_perawatan.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Status -->
                        <div class="space-y-3">
                            <label for="{{ form.status.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-toggle-on mr-2 text-blue-600"></i>Status <span class="text-red-500">*</span>
                            </label>
                            <div class="relative group">
                                {{ form.status }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-chevron-down text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.status.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.status.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Biaya -->
                        <div class="space-y-3">
                            <label for="{{ form.biaya.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-money-bill-wave mr-2 text-blue-600"></i>Biaya Perawatan
                            </label>
                            <div class="relative group">
                                <div class="absolute inset-y-0 left-0 pl-4 flex items-center pointer-events-none z-10">
                                    <span class="text-gray-600 font-semibold">Rp</span>
                                </div>
                                {{ form.biaya }}
                                <div class="absolute inset-y-0 right-0 pr-4 flex items-center pointer-events-none">
                                    <i class="fas fa-money-bill-wave text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.biaya.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.biaya.errors.0 }}
                                </div>
                            {% endif %}
                            <div class="mt-1 text-xs text-gray-500 flex items-center">
                                <i class="fas fa-info-circle mr-1"></i>
                                <span>Masukkan biaya tanpa titik atau koma (contoh: 50000)</span>
                            </div>
                            <div id="biaya-formatted" class="text-sm font-semibold text-green-600 hidden"></div>
                        </div>

                        <!-- Teknisi -->
                        <div class="space-y-3">
                            <label for="{{ form.teknisi.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-user-cog mr-2 text-blue-600"></i>Tindakan yang Dilakukan
                            </label>
                            <div class="relative group">
                                {{ form.teknisi }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-user-cog text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.teknisi.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.teknisi.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Kondisi Sebelum -->
                        <div class="space-y-3">
                            <label for="{{ form.kondisi_sebelum.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-arrow-left mr-2 text-blue-600"></i>Kondisi Sebelum
                            </label>
                            <div class="relative group">
                                {{ form.kondisi_sebelum }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-chevron-down text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.kondisi_sebelum.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.kondisi_sebelum.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Kondisi Sesudah -->
                        <div class="space-y-3">
                            <label for="{{ form.kondisi_sesudah.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-arrow-right mr-2 text-blue-600"></i>Kondisi Sesudah
                            </label>
                            <div class="relative group">
                                {{ form.kondisi_sesudah }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-chevron-down text-gray-400 group-focus-within:text-blue-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.kondisi_sesudah.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.kondisi_sesudah.errors.0 }}
                                </div>
                            {% endif %}
                        </div>
                    </div>
                </div>

                <!-- Informasi Tambahan -->
                <div class="p-3 sm:p-4 lg:p-6 xl:p-8 bg-gradient-to-r from-purple-50 to-pink-50">
                    <div class="flex items-center mb-3 sm:mb-4 lg:mb-6">
                        <div class="w-8 h-8 sm:w-10 sm:h-10 bg-gradient-to-br from-purple-500 to-pink-600 rounded-xl flex items-center justify-center mr-2 sm:mr-3 lg:mr-4 shadow-lg flex-shrink-0">
                            <i class="fas fa-sticky-note text-white text-sm sm:text-base"></i>
                        </div>
                        <h2 class="text-base sm:text-lg lg:text-xl font-bold text-gray-900">Informasi Tambahan</h2>
                    </div>
                    
                    <div class="space-y-3 sm:space-y-4 lg:space-y-6">
                        <!-- Deskripsi -->
                        <div class="space-y-2 sm:space-y-3">
                            <label for="{{ form.deskripsi.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-comment mr-2 text-purple-600"></i>Catatan Tambahan
                            </label>
                            <div class="relative group">
                                {{ form.deskripsi }}
                                <div class="absolute top-4 right-4 pointer-events-none">
                                    <i class="fas fa-comment text-gray-400 group-focus-within:text-purple-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.deskripsi.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.deskripsi.errors.0 }}
                                </div>
                            {% endif %}
                        </div>

                        <!-- Dokumen -->
                        <div class="space-y-3">
                            <label for="{{ form.dokumen.id_for_label }}" class="block text-xs sm:text-sm font-semibold text-gray-700">
                                <i class="fas fa-file-upload mr-2 text-purple-600"></i>Dokumen
                            </label>
                            <div class="relative group">
                                {{ form.dokumen }}
                                <div class="absolute inset-y-0 right-0 flex items-center pr-4 pointer-events-none">
                                    <i class="fas fa-file-upload text-gray-400 group-focus-within:text-purple-600 transition-colors"></i>
                                </div>
                            </div>
                            {% if form.dokumen.errors %}
                                <div class="flex items-center text-sm text-red-600 bg-red-50 px-4 py-3 rounded-xl border-2 border-red-200">
                                    <i class="fas fa-exclamation-triangle mr-2"></i>{{ form.dokumen.errors.0 }}
                                </div>
                            {% endif %}
                        </div>
                    </div>
                </div>

                <!-- Form Actions -->
                <div class="px-3 sm:px-4 lg:px-6 xl:px-8 py-3 sm:py-4 lg:py-6 bg-gradient-to-r from-gray-50 to-gray-100 border-t-2 border-gray-200">
                    <div class="flex flex-col sm:flex-row sm:items-center sm:justify-end gap-4">
                        <a href="{% url 'inventaris:perawatan_list' %}" 
                           class="w-full sm:w-auto inline-flex items-center justify-center px-6 py-3 bg-white border-2 border-gray-300 rounded-xl text-sm font-semibold text-gray-700 hover:bg-gray-50 hover:border-gray-400 transition-all duration-200 shadow-md hover:shadow-lg">
                            <i class="fas fa-times mr-2"></i>Batal
                        </a>
                        <button type="submit" 
                                class="w-full sm:w-auto inline-flex items-center justify-center px-8 py-3 bg-gradient-to-r from-green-500 to-green-600 text-white text-sm font-semibold rounded-xl hover:from-green-600 hover:to-green-700 transition-all duration-200 shadow-lg hover:shadow-xl transform hover:-translate-y-0.5">
                            <i class="fas fa-save mr-2"></i>
                            {% if form.instance.pk %}Update Perawatan{% else %}Simpan Perawatan{% endif %}
                        </button>
                    </div>
                </div>
            </form>
        </div>

        <!-- Help Section -->
        <div class="mt-8 bg-gradient-to-r from-green-50 via-emerald-50 to-green-50 border-2 border-green-200 rounded-2xl p-6 shadow-lg">
            <div class="flex items-start space-x-4">
                <div class="flex-shrink-0">
                    <div class="w-10 h-10 bg-gradient-to-br from-green-500 to-green-600 rounded-xl flex items-center justify-center shadow-lg">
                        <i class="fas fa-lightbulb text-white"></i>
                    </div>
                </div>
                <div class="flex-1">
                    <h3 class="text-lg font-bold text-green-900 mb-3">Tips Pengisian Form</h3>
                    <div class="grid grid-cols-1 md:grid-cols-2 gap-4 text-sm text-green-800">
                        <div class="flex items-start space-x-3">
                            <i class="fas fa-check-circle text-green-600 mt-1"></i>
                            <span>Cari dan pilih barang yang akan dirawat menggunakan search</span>
                        </div>
                        <div class="flex items-start space-x-3">
                            <i class="fas fa-check-circle text-green-600 mt-1"></i>
                            <span>Jenis perawatan harus sesuai dengan kondisi barang</span>
                        </div>
                        <div class="flex items-start space-x-3">
                            <i class="fas fa-check-circle text-green-600 mt-1"></i>
                            <span>Biaya perawatan dapat dikosongkan jika tidak ada</span>
                        </div>
                        <div class="flex items-start space-x-3">
                            <i class="fas fa-check-circle text-green-600 mt-1"></i>
                            <span>Catatan tambahan membantu melacak riwayat perawatan</span>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
</div>

<style>
/* Modern Form Styling - Beautiful & Minimalist */
input[type="text"], input[type="number"], input[type="date"], select, textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 500;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background-color: #ffffff;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
    color: #1e293b;
}

input[type="text"]:focus, input[type="number"]:focus, input[type="date"]:focus, select:focus, textarea:focus {
    outline: none;
    border-color: #10b981;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1), 0 4px 12px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
    background-color: #f0fdf4;
}

input[type="text"]:hover, input[type="number"]:hover, input[type="date"]:hover, select:hover, textarea:hover {
    border-color: #cbd5e1;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%2310b981' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m6 8 4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 16px center;
    background-repeat: no-repeat;
    background-size: 20px;
    padding-right: 50px;
    cursor: pointer;
}

textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

/* Biaya Input with Currency Formatting */
#{{ form.biaya.id_for_label }} {
    padding-left: 3.5rem;
    padding-right: 3.5rem;
}

/* Enhanced Labels */
label {
    font-weight: 600;
    color: #374151;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
}

/* Error States */
.error {
    border-color: #ef4444 !important;
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.1) !important;
}

/* Success States */
.success {
    border-color: #10b981 !important;
    box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.1) !important;
}

/* Mobile Optimizations */
@media (max-width: 640px) {
    input[type="text"], input[type="number"], input[type="date"], select, textarea {
        font-size: 16px; /* Prevents zoom on iOS */
        padding: 16px 18px;
        border-radius: 16px;
    }
    
    .grid-cols-1 {
        gap: 1.5rem;
    }
    
    /* Larger touch targets */
    button, a {
        min-height: 48px;
    }
}

/* Button Enhancements */
button[type="submit"] {
    position: relative;
    overflow: hidden;
}

button[type="submit"]::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

button[type="submit"]:hover::before {
    left: 100%;
}

/* Smooth Animations */
* {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Focus Ring for Accessibility */
input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid #10b981;
    outline-offset: 2px;
}

/* Loading States */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid #ffffff;
    border-top: 2px solid transparent;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Section Animations */
.form-section {
    animation: slideInUp 0.6s ease-out;
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
</style>

<script>
document.addEventListener('DOMContentLoaded', function() {
    // Barang Search Elements
    const barangSearchInput = document.getElementById('barang_search');
    const barangSearchResults = document.getElementById('barang-search-results');
    const barangSearchList = document.getElementById('barang-search-list');
    const barangSearchLoading = document.getElementById('barang-search-loading');
    const barangSearchEmpty = document.getElementById('barang-search-empty');
    const barangInfo = document.getElementById('barang-info');
    const barangHiddenInput = document.getElementById('{{ form.barang.id_for_label }}');
    
    // Biaya Elements
    const biayaInput = document.getElementById('{{ form.biaya.id_for_label }}');
    const biayaFormatted = document.getElementById('biaya-formatted');
    
    let barangSearchTimeout;
    
    // Check if elements exist
    if (!barangSearchInput) {
        console.error('barang_search element not found');
        return;
    }

    // Barang Search Functionality
    barangSearchInput.addEventListener('input', function() {
        const query = this.value.trim();
        
        if (query.length < 2) {
            hideBarangSearchResults();
            return;
        }

        clearTimeout(barangSearchTimeout);
        barangSearchTimeout = setTimeout(() => {
            searchBarang(query);
        }, 300);
    });

    // Search Barang Function
    function searchBarang(query) {
        showBarangSearchLoading();
        
        fetch(`/inventaris/ajax/barang/search/?q=${encodeURIComponent(query)}`)
            .then(response => response.json())
            .then(data => {
                hideBarangSearchLoading();
                if (data.error) {
                    showError('Kesalahan Pencarian', data.error);
                    return;
                }
                displayBarangSearchResults(data.barang || []);
            })
            .catch(error => {
                hideBarangSearchLoading();
                console.error('Error searching barang:', error);
                showError('Kesalahan', 'Terjadi kesalahan saat mencari barang. Silakan coba lagi.');
            });
    }

    // Display Barang Search Results
    function displayBarangSearchResults(barangList) {
        if (!barangSearchList || !barangSearchResults) return;
        
        barangSearchList.innerHTML = '';
        
        if (barangList.length === 0) {
            if (barangSearchEmpty) barangSearchEmpty.classList.remove('hidden');
            barangSearchResults.classList.remove('hidden');
            return;
        }

        if (barangSearchEmpty) barangSearchEmpty.classList.add('hidden');
        
        barangList.forEach(barang => {
            const item = document.createElement('div');
            item.className = 'px-4 py-3 hover:bg-green-50 cursor-pointer border-b border-green-100 last:border-b-0 transition-colors';
            item.innerHTML = `
                <div class="flex items-center gap-3">
                    <div class="w-10 h-10 bg-gradient-to-br from-green-500 to-green-600 rounded-lg flex items-center justify-center flex-shrink-0 shadow-md">
                        <i class="fas fa-box text-white text-sm"></i>
                    </div>
                    <div class="flex-1 min-w-0">
                        <p class="text-sm font-semibold text-gray-900 truncate">${barang.nama}</p>
                        <p class="text-xs text-gray-500 truncate mt-1">${barang.kode_barang} • ${barang.kondisi} • ${barang.lokasi}</p>
                        ${barang.jumlah_tersedia !== undefined ? `<p class="text-xs ${barang.jumlah_tersedia > 0 ? 'text-green-600' : 'text-red-600'} font-medium mt-1">Tersedia: ${barang.jumlah_tersedia} unit</p>` : ''}
                    </div>
                    <div class="flex-shrink-0">
                        <span class="inline-flex items-center px-2.5 py-1 rounded-lg text-xs font-medium ${barang.is_available && barang.jumlah_tersedia > 0 ? 'bg-green-100 text-green-700' : 'bg-red-100 text-red-700'}">
                            ${barang.is_available && barang.jumlah_tersedia > 0 ? 'Tersedia' : 'Tidak Tersedia'}
                        </span>
                    </div>
                </div>
            `;
            item.addEventListener('click', () => selectBarang(barang));
            barangSearchList.appendChild(item);
        });
        
        barangSearchResults.classList.remove('hidden');
    }

    // Select Barang
    function selectBarang(barang) {
        if (barangHiddenInput) barangHiddenInput.value = barang.id;
        if (barangSearchInput) barangSearchInput.value = barang.nama;
        
        // Show selected barang info
        const barangNama = document.getElementById('barang-nama');
        const barangKode = document.getElementById('barang-kode');
        const barangKondisi = document.getElementById('barang-kondisi');
        const barangLokasi = document.getElementById('barang-lokasi');
        const barangStatus = document.getElementById('barang-status');
        
        if (barangNama) barangNama.textContent = barang.nama;
        if (barangKode) barangKode.textContent = barang.kode_barang;
        if (barangKondisi) barangKondisi.textContent = barang.kondisi;
        if (barangLokasi) barangLokasi.textContent = barang.lokasi;
        if (barangStatus) {
            let statusText = barang.status;
            if (barang.jumlah_tersedia !== undefined) {
                statusText += ` (Tersedia: ${barang.jumlah_tersedia})`;
            }
            barangStatus.textContent = statusText;
        }
        if (barangInfo) barangInfo.classList.remove('hidden');
        
        hideBarangSearchResults();
        
        // Show success notification
        showSuccess('Barang Dipilih', `Barang "${barang.nama}" telah dipilih.`, { duration: 2000 });
    }

    // Clear Barang Selection
    window.clearBarangSelection = function() {
        if (barangSearchInput) barangSearchInput.value = '';
        if (barangHiddenInput) barangHiddenInput.value = '';
        if (barangInfo) barangInfo.classList.add('hidden');
    }

    // Helper Functions for Barang Search
    function showBarangSearchLoading() {
        if (barangSearchLoading) barangSearchLoading.classList.remove('hidden');
        if (barangSearchEmpty) barangSearchEmpty.classList.add('hidden');
        if (barangSearchList) barangSearchList.innerHTML = '';
        if (barangSearchResults) barangSearchResults.classList.remove('hidden');
    }

    function hideBarangSearchLoading() {
        if (barangSearchLoading) barangSearchLoading.classList.add('hidden');
    }

    function hideBarangSearchResults() {
        if (barangSearchResults) barangSearchResults.classList.add('hidden');
    }

    // Biaya Currency Formatting
    if (biayaInput && biayaFormatted) {
        biayaInput.addEventListener('input', function() {
            const value = this.value.replace(/[^\d]/g, '');
            if (value) {
                const formatted = new Intl.NumberFormat('id-ID').format(value);
                biayaFormatted.textContent = `Format: Rp ${formatted}`;
                biayaFormatted.classList.remove('hidden');
            } else {
                biayaFormatted.classList.add('hidden');
            }
        });
    }

    // Click outside to close search results
    document.addEventListener('click', function(event) {
        if (!event.target.closest('#barang_search') && !event.target.closest('#barang-search-results')) {
            hideBarangSearchResults();
        }
    });

    // Enhanced form validation with real-time feedback
    const form = document.querySelector('form');
    const inputs = form.querySelectorAll('input, select, textarea');
    
    inputs.forEach(input => {
        // Real-time validation
        input.addEventListener('blur', function() {
            if (this.hasAttribute('required') && !this.value.trim()) {
                this.classList.add('error');
                this.classList.remove('success');
            } else if (this.value.trim()) {
                this.classList.add('success');
                this.classList.remove('error');
            }
        });
        
        // Clear error on input
        input.addEventListener('input', function() {
            this.classList.remove('error');
            if (this.value.trim()) {
                this.classList.add('success');
            }
        });
    });

    // Form submission with loading state
    if (form) {
        form.addEventListener('submit', function(e) {
            const submitBtn = form.querySelector('button[type="submit"]');
            
            // Use global validation function
            if (!validateForm(form)) {
                e.preventDefault();
                return;
            }
            
            // Add loading state
            submitBtn.classList.add('loading');
            submitBtn.disabled = true;
            
            // Show processing notification
            showInfo('Memproses Form', 'Form perawatan sedang diproses...', {
                autoClose: false,
                duration: 0
            });
        });
    }

    // Auto-focus first input
    const firstInput = form.querySelector('input, select, textarea');
    if (firstInput) {
        setTimeout(() => firstInput.focus(), 300);
    }

    // Add form section animations
    const sections = document.querySelectorAll('.p-6, .p-8');
    sections.forEach((section, index) => {
        section.style.animationDelay = `${index * 0.1}s`;
        section.classList.add('form-section');
    });
});
</script>
{% endblock %}