@extends('layouts.admin')

@section('title', 'تفاصيل الكورس - منصة ابدأ')

@section('page-title', 'تفاصيل الكورس')

@section('content')
<div class="max-w-7xl mx-auto px-4 sm:px-6 lg:px-8">
    <!-- Welcome Section -->
    <div class="bg-blue-50 rounded-2xl shadow-sm border border-blue-100 p-6 mb-6 relative overflow-hidden">
        <div class="relative z-10">
            <div class="flex items-center justify-between">
                <div>
                    <div class="flex items-center gap-2 mb-1">
                        <x-back-button href="{{ route('admin.courses.index') }}" label="العودة لإدارة الكورسات" />
                        <h1 class="text-2xl font-bold text-[#1e3a8a]">
                            تفاصيل الكورس
                        </h1>
                    </div>
                    <p class="text-gray-600 text-sm">
                        عرض تفاصيل ومعلومات الكورس
                    </p>
                </div>
            </div>
        </div>
    </div>

    <div class="grid grid-cols-1 lg:grid-cols-3 gap-4">
        <!-- Main Content -->
        <div class="lg:col-span-2 space-y-4">
            <!-- Course Info Card -->
            <div class="bg-white rounded-xl shadow-sm border border-gray-100 p-5">
                <div class="flex items-center justify-between mb-4">
                    <h3 class="text-base font-bold text-gray-800">معلومات الكورس</h3>
                </div>
                <div class="flex items-start justify-between mb-3">
                    <div class="flex-1">
                        <h2 class="text-lg font-bold text-gray-800 mb-2">{{ $course->title }}</h2>
                        <div class="flex items-center gap-2">
                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-blue-50 text-[#1e3a8a]">
                                {{ $course->category->name }}
                            </span>
                            @if($course->type === 'free')
                                <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-green-50 text-green-700">
                                    مجاني
                                </span>
                            @elseif($course->type === 'sponsored')
                                <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-purple-50 text-purple-700">
                                    مدعوم
                                </span>
                            @else
                                <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-yellow-50 text-yellow-700">
                                    {{ number_format($course->price) }} ل.س
                                </span>
                            @endif
                        </div>
                    </div>
                    @if($course->is_visible)
                        <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-green-50 text-green-700">
                            مرئي
                        </span>
                    @else
                        <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-gray-50 text-gray-600">
                            مخفي
                        </span>
                    @endif
                </div>

                <div class="grid grid-cols-2 gap-3 mb-3">
                    <div>
                        <p class="text-xs font-medium text-gray-500 mb-1">الموقع</p>
                        <p class="text-sm font-medium text-gray-800">{{ $course->location }}</p>
                    </div>
                    <div>
                        <p class="text-xs font-medium text-gray-500 mb-1">المدة</p>
                        <p class="text-sm font-medium text-gray-800">
                            {{ \Carbon\Carbon::parse($course->start_date)->format('d/m/Y') }} -
                            {{ \Carbon\Carbon::parse($course->end_date)->format('d/m/Y') }}
                        </p>
                    </div>
                    <div>
                        <p class="text-xs font-medium text-gray-500 mb-1">السعة</p>
                        <p class="text-sm font-medium text-gray-800">{{ $course->capacity }} متدرب</p>
                    </div>
                    <div>
                        <p class="text-xs font-medium text-gray-500 mb-1">المتدربين المسجلين</p>
                        <p class="text-sm font-medium text-gray-800">{{ $course->trainees->count() }} متدرب</p>
                    </div>
                </div>

                <div>
                    <p class="text-xs font-medium text-gray-500 mb-1">الوصف</p>
                    <p class="text-sm font-medium text-gray-800 leading-relaxed">{{ $course->description }}</p>
                </div>
            </div>

            <!-- Trainees Table -->
            <div class="bg-white rounded-xl shadow-sm border border-gray-100 p-5">
                <div class="flex items-center justify-between mb-4">
                    <h3 class="text-base font-bold text-gray-800">المتدربين المسجلين</h3>
                </div>

                <div class="overflow-x-auto">
                    <table class="w-full">
                        <thead class="bg-gray-50">
                            <tr>
                                <th class="text-right py-3 px-4 text-xs font-bold text-gray-600">المتدرب</th>
                                <th class="text-right py-3 px-4 text-xs font-bold text-gray-600">حالة الدفع</th>
                                <th class="text-right py-3 px-4 text-xs font-bold text-gray-600">حالة الاشتراك</th>
                                <th class="text-right py-3 px-4 text-xs font-bold text-gray-600">الإجراءات</th>
                            </tr>
                        </thead>
                        <tbody>
                            @forelse($course->trainees as $trainee)
                                <tr class="border-b border-gray-50 hover:bg-gray-50 transition-colors">
                                    <td class="py-2 px-3">
                                        <span class="text-sm font-medium text-gray-800">{{ $trainee->name }}</span>
                                    </td>
                                    <td class="py-2 px-3">
                                        @if($trainee->pivot->payment_status === 'paid')
                                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-green-50 text-green-700">
                                                مدفوع
                                            </span>
                                        @else
                                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-yellow-50 text-yellow-700">
                                                غير مدفوع
                                            </span>
                                        @endif
                                    </td>
                                    <td class="py-2 px-3">
                                        @if($trainee->pivot->status === 'active')
                                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-green-50 text-green-700">
                                                نشط
                                            </span>
                                        @elseif($trainee->pivot->status === 'completed')
                                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-blue-50 text-blue-700">
                                                مكتمل
                                            </span>
                                        @else
                                            <span class="inline-flex items-center px-2 py-0.5 rounded-full text-xs font-medium bg-yellow-50 text-yellow-700">
                                                قيد الانتظار
                                            </span>
                                        @endif
                                    </td>
                                    <td class="py-2 px-3">
                                        @if($trainee->pivot->status !== 'active' && $trainee->pivot->status !== 'completed')
                                            <form action="{{ route('admin.courses.activate-enrollment', [$course->id, $trainee->id]) }}" method="POST" class="inline-block" onsubmit="handleEnrollmentAction(event, this)">
                                                @csrf
                                                <button type="submit"
                                                        class="inline-flex items-center px-2 py-1 rounded-lg text-xs font-medium bg-[#1e3a8a] text-white hover:bg-[#1e40af] transition-colors">
                                                    <svg class="w-3 h-3 ml-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7" />
                                                    </svg>
                                                    تفعيل
                                                </button>
                                            </form>
                                        @elseif($trainee->pivot->status === 'active')
                                            <form action="{{ route('admin.courses.complete-enrollment', [$course->id, $trainee->id]) }}" method="POST" class="inline-block" onsubmit="handleEnrollmentAction(event, this)">
                                                @csrf
                                                <button type="submit"
                                                        class="inline-flex items-center px-2 py-1 rounded-lg text-xs font-medium bg-green-600 text-white hover:bg-green-700 transition-colors">
                                                    <svg class="w-3 h-3 ml-1" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7" />
                                                    </svg>
                                                    إكمال
                                                </button>
                                            </form>
                                        @else
                                            <span class="text-xs text-gray-400">مكتمل</span>
                                        @endif
                                    </td>
                                </tr>
                            @empty
                                <tr>
                                    <td colspan="4" class="py-8 text-center text-gray-500 text-sm">
                                        لا يوجد متدربين مسجلين في هذا الكورس
                                    </td>
                                </tr>
                            @endforelse
                        </tbody>
                    </table>
                </div>
            </div>
        </div>

        <!-- Sidebar -->
        <div class="space-y-4">
            <!-- Actions Card -->
            <div class="bg-white rounded-xl shadow-sm border border-gray-100 p-4">
                <h3 class="text-base font-bold text-gray-800 mb-4">الإجراءات</h3>
                <div class="space-y-2">
                    <a href="{{ route('admin.courses.edit', $course) }}"
                       class="w-full flex items-center justify-center px-4 py-2 bg-[#1e3a8a] text-white rounded-lg hover:bg-[#1e40af] transition-colors">
                        <svg class="w-4 h-4 ml-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                            <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M11 5H6a2 2 0 00-2 2v11a2 2 0 002 2h11a2 2 0 002-2v-5m-1.414-9.414a2 2 0 112.828 0L11 8m0 0l3 3m-3-3l-3 3" />
                        </svg>
                        تعديل الكورس
                    </a>
                    @if($course->trainees()->count() > 0)
                        <button type="button"
                                class="w-full flex items-center justify-center px-4 py-2 bg-red-50 text-red-600 rounded-lg opacity-50 cursor-not-allowed"
                                onclick="EbdaAlert.warning('عذراً، تعذّر حذف الدورة. يوجد متدربون مرتبطون بها حالياً.')">
                            <svg class="w-4 h-4 ml-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
                            </svg>
                            حذف الدورة
                        </button>
                    @else
                        <form id="delete-course-show-{{ $course->id }}"
                              action="{{ route('admin.courses.destroy', $course) }}" method="POST">
                            @csrf
                            @method('DELETE')
                            <button type="button"
                                    class="w-full flex items-center justify-center px-4 py-2 bg-red-50 text-red-600 rounded-lg hover:bg-red-100 transition-colors"
                                    data-confirm-delete="هل تريد حذف هذه الدورة؟ لا يمكن التراجع عن هذا الإجراء."
                                    data-confirm-title="حذف الدورة"
                                    data-form-id="delete-course-show-{{ $course->id }}">
                                <svg class="w-4 h-4 ml-2" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                    <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M19 7l-.867 12.142A2 2 0 0116.138 21H7.862a2 2 0 01-1.995-1.858L5 7m5 4v6m4-6v6m1-10V4a1 1 0 00-1-1h-4a1 1 0 00-1 1v3M4 7h16" />
                                </svg>
                                حذف الدورة
                            </button>
                        </form>
                    @endif
                </div>
            </div>

            <!-- Instructor Card -->
            @if($course->instructor)
                <div class="bg-white rounded-xl shadow-sm border border-gray-100 p-4">
                    <h3 class="text-base font-bold text-gray-800 mb-4">المدرب المسؤول</h3>
                    <div class="flex items-center">
                        <div class="w-10 h-10 bg-blue-50 rounded-full flex items-center justify-center text-[#1e3a8a] text-sm font-black ml-3">
                            {{ mb_substr($course->instructor->name, 0, 1) }}
                        </div>
                        <div>
                            <p class="text-sm font-bold text-gray-800">{{ $course->instructor->name }}</p>
                            <p class="text-xs text-gray-500">المدرب المسؤول</p>
                        </div>
                    </div>
                </div>
            @endif

            <!-- Skills Card -->
            @if($course->practicalSkills && $course->practicalSkills->count() > 0)
                <div class="bg-white rounded-xl shadow-sm border border-gray-100 p-4">
                    <h3 class="text-base font-bold text-gray-800 mb-4">المهارات العملية</h3>
                    <div class="space-y-2">
                        @foreach($course->practicalSkills as $skill)
                            <div class="flex items-center p-2 bg-gray-50 rounded-lg">
                                <div class="w-6 h-6 bg-[#1e3a8a] rounded flex items-center justify-center flex-shrink-0 ml-2">
                                    <svg class="w-3 h-3 text-white" fill="none" stroke="currentColor" viewBox="0 0 24 24">
                                        <path stroke-linecap="round" stroke-linejoin="round" stroke-width="2" d="M5 13l4 4L19 7" />
                                    </svg>
                                </div>
                                <span class="text-xs font-bold text-gray-800">{{ $skill->skill_name }}</span>
                            </div>
                        @endforeach
                    </div>
                </div>
            @endif
        </div>
    </div>
</div>

<script>
function handleEnrollmentAction(event, form) {
    event.preventDefault();

    const formData = new FormData(form);
    const actionUrl = form.action;

    fetch(actionUrl, {
        method: 'POST',
        body: formData,
        headers: {
            'X-Requested-With': 'XMLHttpRequest',
        }
    })
    .then(response => response.json())
    .then(data => {
        if (data.success) {
            EbdaAlert.success('تمّ تحديث حالة المتدرب بنجاح.');
            setTimeout(() => window.location.reload(), 1500);
        } else {
            EbdaAlert.error(data.message || 'عذراً، حدث خطأ غير متوقع. يُرجى المحاولة مجدداً.');
        }
    })
    .catch(error => {
        console.error('Error:', error);
        // في حالة الخطأ، نحاول إرسال النموذج بشكل عادي
        form.submit();
    });
}
</script>
@endsection