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

{% block title %}
    {% if is_edit %}Edit Gambar Profil HMI{% else %}Tambah Gambar Profil HMI{% endif %}
{% endblock %}

{% block content %}
<div class="p-6">
    <!-- Header -->
    <div class="flex items-center mb-6">
        <a href="{% url 'admin_panel:tentang_hmi:profil_hmi_image' %}" 
           class="text-gray-500 hover:text-gray-700 mr-4">
            <i class="fas fa-arrow-left text-xl"></i>
        </a>
        <div>
            <h1 class="text-2xl font-bold text-gray-900">
                {% if is_edit %}Edit Gambar Profil HMI{% else %}Tambah Gambar Profil HMI{% endif %}
            </h1>
            <p class="text-gray-600 mt-1">
                {% if is_edit %}Perbarui informasi gambar Profil HMI{% else %}Tambahkan gambar baru untuk Profil HMI{% endif %}
            </p>
        </div>
    </div>

    <!-- Form -->
    <div class="bg-white rounded-lg shadow-sm border border-gray-200">
        <form method="POST" enctype="multipart/form-data" class="p-6">
            {% csrf_token %}
            
            <div class="grid grid-cols-1 lg:grid-cols-2 gap-6">
                <!-- Left Column -->
                <div class="space-y-6">
                    <!-- Tentang HMI -->
                    <div>
                        <label for="tentang_hmi" class="block text-sm font-medium text-gray-700 mb-2">
                            Profil HMI <span class="text-red-500">*</span>
                        </label>
                        <select name="tentang_hmi" id="tentang_hmi" required
                                class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-green-500 focus:border-green-500">
                            <option value="">Pilih Profil HMI</option>
                            {% for tentang_hmi in tentang_hmi_list %}
                            <option value="{{ tentang_hmi.id }}" 
                                    {% if image and image.tentang_hmi.id == tentang_hmi.id %}selected{% endif %}>
                                {{ tentang_hmi.judul }}
                            </option>
                            {% endfor %}
                        </select>
                    </div>

                    <!-- Image Upload -->
                    <div>
                        <label for="image" class="block text-sm font-medium text-gray-700 mb-2">
                            Gambar <span class="text-red-500">*</span>
                        </label>
                        <div class="mt-1 flex justify-center px-6 pt-5 pb-6 border-2 border-gray-300 border-dashed rounded-lg hover:border-gray-400 transition-colors">
                            <div class="space-y-1 text-center">
                                <i class="fas fa-cloud-upload-alt text-4xl text-gray-400"></i>
                                <div class="flex text-sm text-gray-600">
                                    <label for="image" class="relative cursor-pointer bg-white rounded-md font-medium text-green-600 hover:text-green-500 focus-within:outline-none focus-within:ring-2 focus-within:ring-offset-2 focus-within:ring-green-500">
                                        <span>Upload gambar</span>
                                        <input id="image" name="image" type="file" accept="image/*" 
                                               {% if not is_edit %}required{% endif %}
                                               class="sr-only" onchange="previewImage(this)">
                                    </label>
                                    <p class="pl-1">atau drag and drop</p>
                                </div>
                                <p class="text-xs text-gray-500">PNG, JPG, GIF hingga 10MB</p>
                            </div>
                        </div>
                        
                        <!-- Image Preview -->
                        {% if image and image.image %}
                        <div id="image-preview" class="mt-4">
                            <img src="{{ image.image.url }}" alt="Preview" class="w-32 h-32 object-cover rounded-lg border">
                        </div>
                        {% else %}
                        <div id="image-preview" class="mt-4 hidden">
                            <img id="preview-img" src="" alt="Preview" class="w-32 h-32 object-cover rounded-lg border">
                        </div>
                        {% endif %}
                    </div>

                    <!-- Title -->
                    <div>
                        <label for="title" class="block text-sm font-medium text-gray-700 mb-2">
                            Judul Gambar
                        </label>
                        <input type="text" name="title" id="title" 
                               value="{% if image %}{{ image.title }}{% endif %}"
                               placeholder="Masukkan judul gambar (opsional)"
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-green-500 focus:border-green-500">
                    </div>
                </div>

                <!-- Right Column -->
                <div class="space-y-6">
                    <!-- Description -->
                    <div>
                        <label for="description" class="block text-sm font-medium text-gray-700 mb-2">
                            Deskripsi
                        </label>
                        <textarea name="description" id="description" rows="4"
                                  placeholder="Masukkan deskripsi gambar (opsional)"
                                  class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-green-500 focus:border-green-500">{% if image %}{{ image.description }}{% endif %}</textarea>
                    </div>

                    <!-- Order -->
                    <div>
                        <label for="order" class="block text-sm font-medium text-gray-700 mb-2">
                            Urutan Tampil
                        </label>
                        <input type="number" name="order" id="order" 
                               value="{% if image %}{{ image.order }}{% else %}0{% endif %}"
                               min="0" step="1"
                               class="w-full px-3 py-2 border border-gray-300 rounded-lg focus:ring-2 focus:ring-green-500 focus:border-green-500">
                        <p class="text-xs text-gray-500 mt-1">Urutan tampil (0 = pertama)</p>
                    </div>

                    <!-- Status -->
                    <div>
                        <label class="flex items-center">
                            <input type="checkbox" name="is_active" 
                                   {% if not image or image.is_active %}checked{% endif %}
                                   class="rounded border-gray-300 text-green-600 shadow-sm focus:border-green-300 focus:ring focus:ring-green-200 focus:ring-opacity-50">
                            <span class="ml-2 text-sm font-medium text-gray-700">Aktif</span>
                        </label>
                        <p class="text-xs text-gray-500 mt-1">Gambar akan ditampilkan di halaman public</p>
                    </div>
                </div>
            </div>

            <!-- Action Buttons -->
            <div class="flex justify-end space-x-3 pt-6 border-t border-gray-200 mt-6">
                <a href="{% url 'admin_panel:tentang_hmi:profil_hmi_image' %}" 
                   class="px-4 py-2 text-sm font-medium text-gray-700 bg-white border border-gray-300 rounded-lg hover:bg-gray-50 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-gray-500">
                    Batal
                </a>
                <button type="submit" 
                        class="px-4 py-2 text-sm font-medium text-white bg-green-600 border border-transparent rounded-lg hover:bg-green-700 focus:outline-none focus:ring-2 focus:ring-offset-2 focus:ring-green-500">
                    {% if is_edit %}Perbarui Gambar{% else %}Tambah Gambar{% endif %}
                </button>
            </div>
        </form>
    </div>
</div>

<script>
function previewImage(input) {
    if (input.files && input.files[0]) {
        const reader = new FileReader();
        reader.onload = function(e) {
            const preview = document.getElementById('image-preview');
            const previewImg = document.getElementById('preview-img');
            if (previewImg) {
                previewImg.src = e.target.result;
            } else {
                preview.innerHTML = `<img src="${e.target.result}" alt="Preview" class="w-32 h-32 object-cover rounded-lg border">`;
            }
            preview.classList.remove('hidden');
        };
        reader.readAsDataURL(input.files[0]);
    }
}
</script>
{% endblock %}