{% extends "web/base.html" %}
{% load static %}
{% load bangla_numbers %} 

{% block title %}Bundle Subscription - PassMCQ{% endblock title %}

{% block content %}
<div class="bg-gray-50 dark:bg-slate-900 w-full min-h-screen">
  <div class="w-[90%] md:w-[80%] max-w-[1280px] mx-auto py-8 md:py-12">
    
    <!-- Header -->
    <div class="text-center mb-10">
      <h1 class="text-2xl md:text-3xl xl:text-4xl font-bold text-gray-800 dark:text-white">
        Bundle <span class="text-purple-600 dark:text-purple-400">Subscription</span>
      </h1>
      <p class="mt-4 text-gray-600 dark:text-gray-400">
        Get multiple subjects at discounted prices with our curated bundles
      </p>
    </div>

    <!-- Subscription Cards -->
    <div class="grid grid-cols-1 sm:grid-cols-2 lg:grid-cols-3 gap-6">
      {% for subscription in bundle_subscription %}
      <div class="flex flex-col bg-white dark:bg-slate-800 border border-gray-200 dark:border-slate-600 rounded-2xl overflow-hidden shadow-lg hover:shadow-xl transition-all duration-300">
        
        <!-- Image Container 16:9 -->
        <div class="relative w-full" style="padding-bottom: 56.25%;">
          {% if subscription.image %}
          <img src="{{ subscription.image.url }}" alt="{{ subscription.title }}"
               class="absolute inset-0 w-full h-full object-cover"/>
          {% else %}
          <div class="absolute inset-0 bg-gradient-to-br from-purple-400 to-purple-600 flex items-center justify-center">
            <svg xmlns="http://www.w3.org/2000/svg" class="h-16 w-16 text-white/50" fill="none" viewBox="0 0 24 24" stroke="currentColor">
              <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 11H5m14 0a2 2 0 012 2v6a2 2 0 01-2 2H5a2 2 0 01-2-2v-6a2 2 0 012-2m14 0V9a2 2 0 00-2-2M5 11V9a2 2 0 012-2m0 0V5a2 2 0 012-2h6a2 2 0 012 2v2M7 7h10" />
            </svg>
          </div>
          {% endif %}
        </div>

        <div class="flex flex-col flex-grow p-6">
          <div class="flex-grow">
            <h2 class="text-xl md:text-2xl font-bold text-purple-600 dark:text-purple-400">{{ subscription.title }}</h2>
            <p class="text-sm text-gray-600 dark:text-gray-400 mt-3">{{ subscription.description }}</p>
            
            <div class="mt-5">
              <h3 class="text-sm font-semibold text-gray-700 dark:text-gray-300 mb-2">Included Subjects:</h3>
              <div class="flex flex-wrap gap-2">
                {% for subject in subscription.subjects.all %}
                <span class="text-xs bg-purple-100 dark:bg-purple-900/30 text-purple-700 dark:text-purple-400 px-2 py-1 rounded-full border border-purple-200 dark:border-purple-800">
                  {{ subject.name }}
                </span>
                {% endfor %}
              </div>
            </div>
          </div>

          <div class="flex flex-row justify-between items-center mt-6 pt-4 border-t border-gray-100 dark:border-slate-700">
            <span class="text-2xl font-bold text-emerald-600 dark:text-emerald-400">
              {% if subscription.price == 0 %}
                Free
              {% else %}
                ৳{{ subscription.price }}
              {% endif %}
            </span>
            
            {% if subscription.price == 0 %}
            <form action="{% url 'free_subscription' 'bundle' subscription.id %}" 
                  method="POST"
                  data-turbo-frame="mainContent"
                  data-turbo="false"
                  onsubmit="handleLoadingForm(event, this)">
              {% csrf_token %}
              <button type="submit"
                      class="submit-btn inline-flex items-center gap-2 bg-purple-500 hover:bg-purple-600 text-white px-5 py-2.5 rounded-xl font-medium transition-colors">
                <svg class="hidden animate-spin h-5 w-5 text-white spinner" xmlns="http://www.w3.org/2000/svg" fill="none" viewBox="0 0 24 24">
                  <circle class="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" stroke-width="4"></circle>
                  <path class="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8v8H4z"></path>
                </svg>
                <span class="submit-label">Subscribe Free</span>
              </button>
            </form>
            {% else %}
            <a href="{% url 'app:checkout_bundle' subscription.id %}" 
               class="inline-flex items-center gap-2 bg-purple-500 hover:bg-purple-600 text-white px-5 py-2.5 rounded-xl font-medium transition-colors"
               data-turbo-action="advance">
              Subscribe Now
              <svg xmlns="http://www.w3.org/2000/svg" class="h-4 w-4" fill="none" viewBox="0 0 24 24" stroke="currentColor">
                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M9 5l7 7-7 7" />
              </svg>
            </a>
            {% endif %}
          </div>
        </div>
      </div>
      {% endfor %}
    </div>
  </div>
</div>
{% endblock content %}

{% block script_link %}
<script>
  function handleLoadingForm(event, form) {
    const submitBtn = form.querySelector(".submit-btn");
    const spinner = submitBtn.querySelector(".spinner");
    const label = submitBtn.querySelector(".submit-label");

    submitBtn.disabled = true;
    spinner.classList.remove("hidden");
    label.textContent = "Processing...";
  }
</script>
{% endblock script_link %}