@extends('layouts.admin')

@section('title', 'Edit Subject Combination')

@section('content')
    <div class="max-w-6xl mx-auto">
        <div class="mb-8">
            <div class="flex items-center justify-between">
                <div>
                    <h1 class="text-2xl font-bold text-gray-800">Edit Subject Combination</h1>
                    <p class="text-gray-600">Edit subject combination</p>
                </div>
                <a href="{{ route('admin.subject-combinations.index') }}"
                   class="flex items-center text-primary-600 hover:text-primary-700 transition duration-200">
                    <i class="fas fa-arrow-left mr-2"></i>
                    Back to Subject Combinations
                </a>
            </div>
        </div>
        <div class="bg-white rounded-xl shadow-sm overflow-hidden">
            @include('partials.alerts')
            <form method="POST"
                  action="{{ route('admin.subject-combinations.update', $subjectCombination->id) }}">
                @csrf
                @method('PUT')

                <label class="block mb-2 font-medium">
                    Select exactly 3 subjects
                </label>

                <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
                    @foreach($subjects as $subject)
                        <label
                            class="flex items-center space-x-2 mb-2 bg-slate-50 border rounded-lg p-3 cursor-pointer hover:border-blue-700 transition">
                            <input
                                type="checkbox"
                                name="subjects[]"
                                value="{{ $subject->id }}"
                                class="subject-checkbox rounded text-blue-800 focus:ring-blue-800"
                                @checked(in_array(
                                    $subject->id,
                                    old('subjects', $subjectCombination->subjects->pluck('id')->toArray())
                                ))
                            >
                            <span class="text-slate-700 text-sm font-medium">
                            {{ $subject->name }}
                        </span>
                        </label>
                    @endforeach
                </div>

                @error('subjects')
                <p class="text-sm text-red-600 mt-2">{{ $message }}</p>
                @enderror

                <div class="flex justify-end items-center pt-6 border-t">
                    <div class="flex space-x-3">
                        <a href="{{ route('admin.subjects.index') }}"
                           class="px-6 py-3 border border-gray-300 text-gray-700 rounded-lg hover:bg-gray-50">
                            <i class="fas fa-times mr-2"></i>
                            Cancel
                        </a>
                        <button type="submit"
                                class="px-6 py-3 bg-gradient-to-r from-primary-600 to-primary-700 text-white rounded-lg shadow-md hover:shadow-lg">
                            <i class="fas fa-save mr-2"></i>
                            Update Combination
                        </button>
                    </div>
                </div>
            </form>
        </div>
@endsection