@extends('layouts.app')

@section('content')
    <div class="max-w-7xl mx-auto space-y-6">
        <div
            class="flex flex-col lg:flex-row justify-between items-start lg:items-center gap-8 border-b border-slate-200 pb-8">
            <div>
                <h2 class="text-4xl font-black text-slate-800 tracking-tight">Student <span
                        class="text-brand-primary">Enrollment</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 academic records and student lifecycle
                </p>
            </div>
            <div class="flex flex-wrap items-center gap-3 w-full lg:w-auto">
                <div class="w-full">
                    <!-- Responsive server-rendered filter form -->
                    <form method="GET" action="{{ route('admin.students.index') }}" class="w-full mt-3">
                        <div class="grid grid-cols-1 sm:grid-cols-4 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 name, email or student ID"
                                    class="pl-10 pr-4 h-10 rounded-lg border bg-white text-sm w-full" />
                            </div>

                            <div>
                                <select name="department_id" class="h-10 rounded-lg border bg-white text-sm w-full">
                                    <option value="">All Departments</option>
                                    @foreach($departments as $dept)
                                        <option value="{{ $dept->id }}" @if(request('department_id') == $dept->id) selected
                                        @endif>{{ $dept->name }}</option>
                                    @endforeach
                                </select>
                            </div>

                            <div>
                                <select name="semester_id" class="h-10 rounded-lg border bg-white text-sm w-full">
                                    <option value="">All Semesters</option>
                                    @foreach($semesters as $sem)
                                        <option value="{{ $sem->id }}" @if(request('semester_id') == $sem->id) selected @endif>
                                            {{ $sem->name }}</option>
                                    @endforeach
                                </select>
                            </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.students.index') }}"
                                    class="inline-flex items-center h-10 px-3 rounded-lg border text-sm text-slate-600">Clear</a>
                                <a href="{{ route('admin.students.export', request()->only(['q', 'department_id', 'semester_id']) + ['export' => 'xlsx']) }}"
                                    class="inline-flex items-center h-10 px-3 rounded-lg bg-gradient-to-r from-blue-500 to-indigo-600 text-white text-sm">Export</a>
                            </div>
                        </div>
                    </form>
                </div>
                <form action="{{ route('admin.students.import') }}" method="POST" enctype="multipart/form-data"
                    class="flex-1 lg:flex-none">
                    @csrf
                    <label
                        class="w-full lg:w-auto btn-primary cursor-pointer flex items-center justify-center gap-2 bg-gradient-to-r from-emerald-500 to-teal-500 hover:from-emerald-600 hover:to-teal-600 border border-emerald-400/20 shadow-lg shadow-emerald-200/50 text-sm">
                        <span class="material-icons-round text-sm">upload_file</span>
                        <span class="hidden sm:inline">Import</span>
                        <input type="file" name="file" class="hidden" onchange="this.form.submit()">
                    </label>
                </form>
                <a href="{{ route('admin.students.template') }}"
                    class="flex-1 lg:flex-none btn-primary flex items-center justify-center gap-2 bg-gradient-to-r from-blue-500 to-indigo-600 hover:from-blue-600 hover:to-indigo-700 shadow-lg shadow-blue-200/50 text-sm">
                    <span class="material-icons-round text-sm">download</span>
                    <span class="hidden sm:inline">Demo</span>
                </a>
                <a href="{{ route('admin.students.create') }}"
                    class="flex-1 lg:flex-none btn-primary flex items-center justify-center gap-2 text-sm">
                    <span class="material-icons-round text-sm">person_add</span>
                    <span class="hidden sm:inline">Register</span>
                </a>
                <a href="{{ route('admin.students.trash') }}"
                    class="btn-secondary p-3 group hover:text-rose-500 hover:border-rose-200 hover:bg-rose-50"
                    title="Recycle Bin">
                    <span
                        class="material-icons-round text-lg group-hover:rotate-12 transition-transform">delete_outline</span>
                </a>
            </div>
        </div>

        <div class="table-container bg-white/50 backdrop-blur-md">
            <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">Academic Profile</th>
                            <th class="px-8 py-5 tracking-widest text-left">Major & Semester</th>
                            <th class="px-8 py-5 tracking-widest text-left">University ID</th>
                            <th class="px-8 py-5 tracking-widest text-left">Academic Status</th>
                            <th class="px-8 py-5 tracking-widest text-right">Operations</th>
                        </tr>
                    </thead>
                    <tbody class="divide-y divide-slate-100">
                        @forelse($students as $student)
                            <tr class="hover:bg-slate-50 transition-colors">
                                <td class="px-8 py-5">
                                    <div class="flex items-center gap-4">
                                        <div
                                            class="w-10 h-10 rounded-xl bg-gradient-to-br from-brand-secondary/10 to-brand-secondary/5 flex items-center justify-center text-sm font-black text-brand-secondary border border-brand-secondary/10">
                                            {{ substr($student->name, 0, 1) }}
                                        </div>
                                        <div>
                                            <p class="font-black text-slate-800 text-sm tracking-tight">{{ $student->name }}</p>
                                            <p class="text-[11px] font-bold text-slate-400 mt-0.5">{{ $student->email }}</p>
                                        </div>
                                    </div>
                                </td>
                                <td class="px-8 py-5">
                                    <div class="flex flex-col gap-1">
                                        <span
                                            class="text-xs font-black text-slate-600 bg-slate-100/80 px-3 py-1 rounded-lg border border-slate-200/50 w-fit">{{ $student->department?->code ?? 'N/A' }}</span>
                                        <span
                                            class="text-[10px] font-bold text-slate-400 px-1">{{ $student->semester?->name ?? 'N/A' }}</span>
                                    </div>
                                </td>
                                <td class="px-8 py-5">
                                    <span
                                        class="font-black text-xs text-slate-500 bg-white border border-slate-200 px-3 py-1 rounded-lg shadow-sm">{{ $student->student_id }}</span>
                                </td>
                                <td class="px-8 py-5">
                                    @if($student->is_confirmed)
                                        <span
                                            class="px-3 py-1 rounded-full bg-emerald-50 text-emerald-600 text-[10px] font-black uppercase tracking-wider border border-emerald-100">Active</span>
                                    @else
                                        <span
                                            class="px-3 py-1 rounded-full bg-amber-50 text-amber-600 text-[10px] font-black uppercase tracking-wider border border-amber-100">Pending</span>
                                    @endif
                                </td>
                                <td class="px-8 py-5 text-right">
                                    <div class="flex justify-end gap-2">
                                        <a href="{{ route('admin.students.show', $student) }}"
                                            class="btn-icon-slate hover:text-blue-600 hover:bg-blue-50" title="View Profile">
                                            <span class="material-icons-round text-base">visibility</span>
                                        </a>
                                        <a href="{{ route('admin.students.edit', $student) }}"
                                            class="btn-icon-slate hover:text-brand-primary hover:bg-brand-primary-light/50"
                                            title="Edit Profile">
                                            <span class="material-icons-round text-base">edit</span>
                                        </a>
                                        <form action="{{ route('admin.students.destroy', $student) }}" method="POST"
                                            onsubmit="return confirm('Are you sure?');">
                                            @csrf
                                            @method('DELETE')
                                            <button class="btn-icon-slate hover:text-rose-500 hover:bg-rose-50"
                                                title="Delete Student">
                                                <span class="material-icons-round text-base">delete</span>
                                            </button>
                                        </form>
                                    </div>
                                </td>
                            </tr>
                        @empty
                            <tr>
                                <td colspan="5" class="px-6 py-8 text-center text-slate-500">
                                    No students found.
                                </td>
                            </tr>
                        @endforelse
                    </tbody>
                </table>
            </div>
            @if($students->hasPages())
                <div class="p-4 border-t border-slate-100">
                    {{ $students->links() }}
                </div>
            @endif
        </div>
    </div>
@endsection