@extends('layouts.teacher-portal')
@section('title', 'Take Attendance')
@section('header', 'Take Attendance')

@section('content')
    <form method="GET" class="mb-5 flex flex-wrap items-end gap-3">
        <div>
            <label class="block text-xs font-semibold uppercase tracking-wide text-slate-400">Class</label>
            <select name="class_id" class="mt-1 rounded-lg border border-slate-300 px-3 py-2 text-sm focus:border-primary-500 focus:outline-none focus:ring-1 focus:ring-primary-500">
                @foreach ($classes as $option)
                    <option value="{{ $option->id }}" {{ $class?->id === $option->id ? 'selected' : '' }}>{{ $option->name }}</option>
                @endforeach
            </select>
        </div>
        <div>
            <label class="block text-xs font-semibold uppercase tracking-wide text-slate-400">Date</label>
            <input type="date" name="date" value="{{ $date }}" max="{{ now()->toDateString() }}" class="mt-1 rounded-lg border border-slate-300 px-3 py-2 text-sm focus:border-primary-500 focus:outline-none focus:ring-1 focus:ring-primary-500">
        </div>
        <button type="submit" class="rounded-lg bg-slate-100 px-4 py-2 text-sm font-medium text-slate-700 hover:bg-slate-200">Load register</button>
    </form>

    @if ($existing->isNotEmpty() && !$canEdit)
        <div class="mb-5 rounded-xl border border-amber-200 bg-amber-50 px-4 py-3 text-sm text-amber-800">
            The register for this date has already been submitted. Editing is locked by your administrator.
        </div>
    @endif

    @if ($class)
        <form method="POST" action="{{ route('tportal.attendance.store', $school->id) }}">
            @csrf
            <input type="hidden" name="class_id" value="{{ $class->id }}">
            <input type="hidden" name="date" value="{{ $date }}">

            <div class="overflow-hidden rounded-2xl bg-white shadow-sm ring-1 ring-slate-900/5">
                <div class="border-b border-slate-100 px-6 py-4">
                    <h3 class="font-display text-base font-semibold text-slate-900">{{ $class->name }} — {{ \Carbon\Carbon::parse($date)->format('l, j M Y') }}</h3>
                    <p class="text-xs text-slate-400">{{ $students->count() }} active students</p>
                </div>

                <div class="divide-y divide-slate-50">
                    @forelse ($students as $i => $student)
                        @php($saved = $existing->get($student->id))
                        <div class="flex flex-wrap items-center gap-x-6 gap-y-3 px-6 py-3.5 {{ ($existing->isNotEmpty() && !$canEdit) ? 'opacity-60' : '' }}">
                            <div class="flex min-w-0 flex-1 items-center gap-3">
                                <span class="w-6 text-right text-xs font-semibold text-slate-300">{{ $i + 1 }}</span>
                                <span class="flex h-9 w-9 shrink-0 items-center justify-center overflow-hidden rounded-full bg-slate-100 text-xs font-bold text-slate-500">
                                    @if ($student->photo)
                                        <img src="{{ $student->photo_url }}" alt="" class="h-full w-full object-cover">
                                    @else
                                        {{ $student->initials }}
                                    @endif
                                </span>
                                <div class="min-w-0 leading-tight">
                                    <p class="truncate text-sm font-medium text-slate-800">{{ $student->full_name }}</p>
                                    <p class="text-[11px] text-slate-400">{{ $student->admission_no }}</p>
                                </div>
                            </div>
                            <div class="flex flex-wrap gap-x-4 gap-y-1">
                                @foreach (['present', 'absent', 'late', 'excused', 'sick'] as $status)
                                    <label class="flex cursor-pointer items-center gap-1.5 text-sm capitalize">
                                        <input type="radio" name="attendance[{{ $student->id }}][status]" value="{{ $status }}"
                                               data-student-row="{{ $student->id }}"
                                               {{ ($saved?->status ?? 'present') === $status ? 'checked' : '' }}
                                               {{ ($existing->isNotEmpty() && !$canEdit) ? 'disabled' : '' }}
                                               class="h-4 w-4 border-slate-300 text-primary-600 focus:ring-primary-500">
                                        <span class="{{ ($saved?->status ?? 'present') === $status ? 'font-semibold text-slate-900' : 'text-slate-500' }}">{{ $status }}</span>
                                    </label>
                                @endforeach
                            </div>
                            <input type="hidden" name="attendance[{{ $student->id }}][student_id]" value="{{ $student->id }}">
                            @if ($saved)
                                <span class="rounded-full bg-green-50 px-2 py-0.5 text-[10px] font-semibold uppercase tracking-wide text-green-600">Saved</span>
                            @endif
                        </div>
                    @empty
                        <p class="px-6 py-12 text-center text-sm text-slate-400">No active students in this class.</p>
                    @endforelse
                </div>
            </div>

            @if (!($existing->isNotEmpty() && !$canEdit) && $students->isNotEmpty())
                <button type="submit" class="mt-5 rounded-xl bg-primary-600 px-6 py-2.5 text-sm font-semibold text-white shadow-md shadow-primary-500/20 hover:bg-primary-700">Submit Register</button>
            @endif
        </form>
    @else
        <div class="rounded-2xl bg-white p-12 text-center shadow-sm ring-1 ring-slate-900/5">
            <p class="text-sm text-slate-400">No classes are assigned to you for attendance.</p>
        </div>
    @endif
@endsection