@extends('layouts.school')
@section('title', 'Assignments: ' . $teacher->full_name)
@section('header', 'Assignments — ' . $teacher->full_name)
@section('content')
    <div class="mb-6">
        <a href="{{ route('school.teachers.show', [request()->route('schoolId'), $teacher->id]) }}" class="text-sm text-primary-600 hover:text-primary-700">&larr; Back to teacher profile</a>
    </div>

    @if (!$teacher->user_id)
        <div class="rounded-xl bg-amber-50 ring-1 ring-amber-200 p-6 mb-6 text-sm text-amber-800">
            This teacher has no login account yet. Academic assignments are tied to the teacher's user account.
            <a href="{{ route('school.teachers.account', [request()->route('schoolId'), $teacher->id]) }}" class="font-semibold underline">Create one now &rarr;</a>
        </div>
    @else
        <form method="POST" action="{{ route('school.teachers.save-assignments', [request()->route('schoolId'), $teacher->id]) }}">
            @csrf

            <div class="rounded-xl bg-white shadow-sm ring-1 ring-gray-900/5 p-6 mb-6">
                <h3 class="text-lg font-display font-semibold text-gray-900 mb-1">Subject Teacher</h3>
                <p class="mb-4 text-sm text-gray-500">Tick every subject/class combination this teacher should teach. Unticking removes the assignment (another teacher may then take it).</p>
                <div class="space-y-5">
                    @forelse ($allSubjects as $className => $subjects)
                        <div>
                            <p class="text-xs font-semibold uppercase tracking-wide text-gray-400">{{ $className }}</p>
                            <div class="mt-2 grid grid-cols-1 gap-2 sm:grid-cols-2 lg:grid-cols-3">
                                @foreach ($subjects as $subject)
                                    @php($ownedByThis = $subject->teacher_id === $teacher->user_id)
                                    @php($ownerName = $subject->teacher_id && !$ownedByThis ? \App\Models\User::find($subject->teacher_id)?->name : null)
                                    <label class="flex items-center gap-3 rounded-lg border px-3 py-2.5 text-sm {{ $ownedByThis ? 'border-primary-300 bg-primary-50' : 'border-gray-200 hover:bg-gray-50' }} {{ $ownerName ? 'opacity-60' : '' }}">
                                        <input type="checkbox" name="subject_ids[]" value="{{ $subject->id }}" {{ $ownedByThis ? 'checked' : '' }}
                                               class="h-4 w-4 rounded border-gray-300 text-primary-600 focus:ring-primary-500">
                                        <span class="font-medium text-gray-800">{{ $subject->name }}</span>
                                        @if ($ownerName)
                                            <span class="ml-auto text-xs text-gray-400">{{ $ownerName }}</span>
                                        @endif
                                    </label>
                                @endforeach
                            </div>
                        </div>
                    @empty
                        <p class="text-sm text-gray-400">No subjects configured yet.</p>
                    @endforelse
                </div>
            </div>

            <div class="rounded-xl bg-white shadow-sm ring-1 ring-gray-900/5 p-6 mb-6">
                <h3 class="text-lg font-display font-semibold text-gray-900 mb-1">Class Teacher</h3>
                <p class="mb-4 text-sm text-gray-500">The class teacher sees all students of the class, takes attendance and completes result comments.</p>
                <div class="grid grid-cols-1 gap-2 sm:grid-cols-2 lg:grid-cols-3">
                    @foreach ($classes as $classroom)
                        @php($held = $classroom->class_teacher_id === $teacher->user_id)
                        <label class="flex items-center gap-3 rounded-lg border px-3 py-2.5 text-sm {{ $held ? 'border-primary-300 bg-primary-50' : 'border-gray-200 hover:bg-gray-50' }}">
                            <input type="checkbox" name="class_teacher_ids[]" value="{{ $classroom->id }}" {{ $held ? 'checked' : '' }}
                                   class="h-4 w-4 rounded border-gray-300 text-primary-600 focus:ring-primary-500">
                            <span class="font-medium text-gray-800">{{ $classroom->name }}</span>
                            @if ($classroom->class_teacher_id && !$held)
                                <span class="ml-auto text-xs text-gray-400">{{ \App\Models\User::find($classroom->class_teacher_id)?->name }}</span>
                            @endif
                        </label>
                    @endforeach
                </div>
            </div>

            <div class="flex gap-3">
                <button type="submit" class="rounded-lg bg-primary-600 px-6 py-2.5 text-sm font-semibold text-white shadow-sm hover:bg-primary-700">Save Assignments</button>
                <a href="{{ route('school.teachers.show', [request()->route('schoolId'), $teacher->id]) }}" class="rounded-lg border border-gray-300 bg-white px-6 py-2.5 text-sm font-medium text-gray-700 hover:bg-gray-50">Cancel</a>
            </div>
        </form>
    @endif
@endsection