@extends('layouts.teacher-portal')
@section('title', 'Enter Marks')
@section('header', 'Enter Marks')

@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">Subject</label>
            <select name="subject_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 ($combos as $combo)
                    <option value="{{ $combo->id }}" {{ $subject?->id === $combo->id ? 'selected' : '' }}>{{ $combo->name }} — {{ $combo->classroom?->name }}</option>
                @endforeach
            </select>
        </div>
        <div>
            <label class="block text-xs font-semibold uppercase tracking-wide text-slate-400">Term</label>
            <select name="term_id" class="mt-1 rounded-lg border border-slate-300 px-3 py-2 text-sm focus:border-primary-500 focus:outline-none focus:ring-1 focus:ring-primary-500">
                @foreach ($terms as $option)
                    <option value="{{ $option->id }}" {{ $termId == $option->id ? 'selected' : '' }}>{{ $option->name }}</option>
                @endforeach
            </select>
        </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 sheet</button>
    </form>

    @if (!$subject)
        <div class="rounded-2xl bg-white p-12 text-center shadow-sm ring-1 ring-slate-900/5">
            <p class="text-sm text-slate-400">No subjects are assigned to you yet.</p>
        </div>
    @else
        @if ($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">
                Scores for this sheet have already been submitted. Editing is locked by your administrator.
            </div>
        @endif

        <form method="POST" action="{{ route('tportal.marks.save', $school->id) }}">
            @csrf
            <input type="hidden" name="subject_id" value="{{ $subject->id }}">
            <input type="hidden" name="term_id" value="{{ $termId }}">

            <div class="overflow-x-auto rounded-2xl bg-white shadow-sm ring-1 ring-slate-900/5">
                <table class="min-w-full divide-y divide-slate-100">
                    <thead class="bg-slate-50">
                        <tr>
                            <th class="px-6 py-3 text-left text-[11px] font-bold uppercase tracking-wider text-slate-400">Student</th>
                            @foreach ($types as $type)
                                <th class="px-4 py-3 text-left text-[11px] font-bold uppercase tracking-wider text-slate-400">{{ $type->name }} <span class="normal-case text-slate-300">(max {{ $type->max_score }})</span></th>
                            @endforeach
                        </tr>
                    </thead>
                    <tbody class="divide-y divide-slate-50">
                        @forelse ($students as $i => $student)
                            <tr class="hover:bg-slate-50">
                                <td class="px-6 py-3">
                                    <div class="flex items-center gap-3">
                                        <span class="w-6 text-right text-xs font-semibold text-slate-300">{{ $i + 1 }}</span>
                                        <div class="leading-tight">
                                            <p class="text-sm font-medium text-slate-800">{{ $student->full_name }}</p>
                                            <p class="text-[11px] text-slate-400">{{ $student->admission_no }}</p>
                                        </div>
                                    </div>
                                    <input type="hidden" name="students[]" value="{{ $student->id }}">
                                </td>
                                @foreach ($types as $type)
                                    @php($saved = $existing->get($student->id . '_' . $type->id))
                                    <td class="px-4 py-3">
                                        <input type="number" min="0" max="{{ $type->max_score }}" step="0.01"
                                               name="scores[{{ $student->id }}][{{ $type->id }}]"
                                               value="{{ $saved?->score }}"
                                               placeholder="-"
                                               {{ ($existing->isNotEmpty() && !$canEdit) ? 'disabled' : '' }}
                                               class="w-24 rounded-lg border border-slate-300 px-2 py-1.5 text-sm focus:border-primary-500 focus:outline-none focus:ring-1 focus:ring-primary-500">
                                    </td>
                                @endforeach
                            </tr>
                        @empty
                            <tr><td colspan="{{ $types->count() + 1 }}" class="px-6 py-12 text-center text-sm text-slate-400">No active students in this class.</td></tr>
                        @endforelse
                    </tbody>
                </table>
            </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">Save Scores</button>
            @endif
        </form>
    @endif
@endsection