@extends('layouts.app')

@section('content')
    <div class="max-w-7xl mx-auto space-y-6">
        <div
            class="flex flex-col md:flex-row justify-between items-start md:items-center gap-8 border-b border-slate-200 pb-8">
            <div>
                <h2 class="text-4xl font-black text-slate-800 tracking-tight">Academic <span
                        class="text-brand-primary">Curriculum</span></h2>
                <p class="text-slate-500 mt-2 font-medium flex items-center gap-2">
                    <span class="w-2 h-2 rounded-full bg-brand-primary animate-pulse"></span>
                    Managing subjects and course specifications
                </p>
            </div>
            <a href="{{ route('admin.subjects.create') }}"
                class="btn-primary flex items-center justify-center gap-3 w-full md:w-auto px-6 py-3">
                <span class="material-icons-round text-lg">add_task</span>
                <span class="font-black text-sm uppercase tracking-wider">Define Subject</span>
            </a>
        </div>

        <div class="table-container bg-white/50 backdrop-blur-md">
            <div class="p-4 border-b border-slate-100">
                <form method="GET" action="{{ route('admin.subjects.index') }}">
                    <div class="grid grid-cols-1 sm:grid-cols-3 gap-3 items-center">
                        <div class="relative sm:col-span-2">
                            <span
                                class="material-icons-round text-slate-400 absolute left-3 top-1/2 -translate-y-1/2">search</span>
                            <input type="text" name="q" value="{{ request('q') }}" placeholder="Search subject name or code"
                                class="pl-10 pr-4 h-10 rounded-lg border bg-white text-sm w-full" />
                        </div>
                        <div class="flex items-center gap-2 justify-start sm:justify-end">
                            <button class="btn-primary h-10 px-4 text-sm" type="submit">Apply</button>
                            <a href="{{ route('admin.subjects.index') }}"
                                class="inline-flex items-center h-10 px-3 rounded-lg border text-sm text-slate-600">Clear</a>
                        </div>
                    </div>
                </form>
            </div>
            <div class="overflow-x-auto">
                <table class="w-full text-left text-slate-600">
                    <thead class="bg-slate-50/50 text-[10px] uppercase font-black text-slate-400 border-b border-slate-100">
                        <tr>
                            <th class="px-8 py-5 tracking-widest text-left">Internal Code</th>
                            <th class="px-8 py-5 tracking-widest text-left">Subject Specification</th>
                            <th class="px-8 py-5 tracking-widest text-left">Credits</th>
                            <th class="px-8 py-5 tracking-widest text-left">Semester</th>
                            <th class="px-8 py-5 tracking-widest text-left">Unit / Dept</th>
                            <th class="px-8 py-5 tracking-widest text-right">Operations</th>
                        </tr>
                    </thead>
                    <tbody class="divide-y divide-slate-100">
                        @forelse($subjects as $subject)
                            <tr class="hover:bg-slate-50 transition-colors">
                                <td class="px-8 py-5">
                                    <span
                                        class="px-3 py-1 rounded-lg bg-emerald-50 text-emerald-600 text-[10px] font-black tracking-widest border border-emerald-100 shadow-sm uppercase">
                                        {{ $subject->code }}
                                    </span>
                                </td>
                                <td class="px-8 py-5">
                                    <div class="flex items-center gap-3">
                                        <div class="w-2 h-2 rounded-full bg-slate-300"></div>
                                        <p class="font-black text-slate-800 text-sm tracking-tight">{{ $subject->name }}</p>
                                    </div>
                                </td>
                                <td class="px-8 py-5">
                                    <span class="text-xs font-bold text-slate-500">{{ $subject->credits }}</span>
                                </td>
                                <td class="px-8 py-5">
                                    <span
                                        class="text-xs font-black text-slate-600 bg-white px-3 py-1 rounded-lg border border-slate-200 shadow-sm">{{ $subject->semester?->name ?? 'N/A' }}</span>
                                </td>
                                <td class="px-8 py-5">
                                    <div class="flex items-center gap-2">
                                        <span class="material-icons-round text-slate-300 text-sm">business</span>
                                        <span
                                            class="text-xs font-bold text-slate-500 uppercase tracking-tight">{{ $subject->semester?->department?->code ?? 'N/A' }}</span>
                                    </div>
                                </td>
                                <td class="px-8 py-5 text-right">
                                    <div class="flex justify-end gap-2">
                                        <a href="{{ route('admin.subjects.edit', $subject) }}"
                                            class="btn-icon-slate hover:text-brand-primary hover:bg-brand-primary-light/50">
                                            <span class="material-icons-round text-base">edit</span>
                                        </a>
                                        <form action="{{ route('admin.subjects.destroy', $subject) }}" method="POST"
                                            onsubmit="return confirm('Are you sure?');">
                                            @csrf
                                            @method('DELETE')
                                            <button class="btn-icon-slate hover:text-rose-500 hover:bg-rose-50">
                                                <span class="material-icons-round text-base">delete</span>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="5" class="px-6 py-8 text-center text-slate-500">
                                    No subjects found.
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            @if($subjects->hasPages())
                <div class="p-4 border-t border-slate-100">
                    {{ $subjects->links() }}
                </div>
            @endif
        </div>
    </div>
@endsection