@extends('layouts.app')
@section('content')
<h4 class="mb-3">ایجاد آزمون</h4>
<form class="card p-4 rounded-4" method="POST" action="{{ route('teacher.exams.store') }}">
  @csrf
  @php($exam = null)
  <div class="row g-3">
  <div class="col-md-6">
    <label class="form-label">عنوان آزمون</label>
    <input class="form-control" name="title" value="{{ old('title', $exam->title ?? '') }}" required>
    @error('title')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>
  <div class="col-md-3">
    <label class="form-label">کلاس</label>
    <select class="form-select" name="classroom_id" required>
      @php($cid = old('classroom_id', $exam->classroom_id ?? ''))
      @foreach($classrooms as $c)
        <option value="{{ $c->id }}" @selected((string)$cid===(string)$c->id)>{{ $c->name }} {{ $c->grade ? '(' . $c->grade . ')' : '' }}</option>
      @endforeach
    </select>
    @error('classroom_id')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>
  <div class="col-md-3">
    <label class="form-label">درس</label>
    <select class="form-select" name="subject_id" required>
      @php($sid = old('subject_id', $exam->subject_id ?? ''))
      @foreach($subjects as $s)
        <option value="{{ $s->id }}" @selected((string)$sid===(string)$s->id)>{{ $s->name }}</option>
      @endforeach
    </select>
    @error('subject_id')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>

  <div class="col-md-4">
    <label class="form-label">شروع</label>
    <input class="form-control" type="datetime-local" name="starts_at" value="{{ old('starts_at', isset($exam)? optional($exam->starts_at)->format('Y-m-d\TH:i') : '') }}" required>
    @error('starts_at')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>
  <div class="col-md-4">
    <label class="form-label">پایان</label>
    <input class="form-control" type="datetime-local" name="ends_at" value="{{ old('ends_at', isset($exam)? optional($exam->ends_at)->format('Y-m-d\TH:i') : '') }}" required>
    @error('ends_at')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>
  <div class="col-md-4">
    <label class="form-label">مدت (دقیقه)</label>
    <input class="form-control" type="number" name="duration_minutes" value="{{ old('duration_minutes', $exam->duration_minutes ?? 30) }}" min="1" max="600" required>
    @error('duration_minutes')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>

  <div class="col-md-4">
    <label class="form-label">نمایش پاسخنامه (دقیقه بعد)</label>
    <input class="form-control" type="number" name="show_answers_after_minutes" value="{{ old('show_answers_after_minutes', $exam->show_answers_after_minutes ?? 0) }}" min="0" max="10080">
    @error('show_answers_after_minutes')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>

  <div class="col-md-4">
    <label class="form-label">محدودیت دفعات شرکت</label>
    <input class="form-control" type="number" name="attempt_limit" value="{{ old('attempt_limit', $exam->attempt_limit ?? 1) }}" min="1" max="10">
    @error('attempt_limit')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>

  <div class="col-md-4">
    <label class="form-label">وضعیت</label>
    @php($st = old('status', $exam->status ?? 'draft'))
    <select class="form-select" name="status" required>
      <option value="draft" @selected($st==='draft')>draft</option>
      <option value="published" @selected($st==='published')>published</option>
      <option value="closed" @selected($st==='closed')>closed</option>
    </select>
    @error('status')<div class="text-danger small">{{ $message }}</div>@enderror
  </div>

  <div class="col-md-6">
    <div class="form-check">
      <input class="form-check-input" type="checkbox" name="shuffle_questions" value="1" @checked(old('shuffle_questions', $exam->shuffle_questions ?? true))>
      <label class="form-check-label">جابجایی ترتیب سوالات</label>
    </div>
    <div class="form-check">
      <input class="form-check-input" type="checkbox" name="shuffle_choices" value="1" @checked(old('shuffle_choices', $exam->shuffle_choices ?? true))>
      <label class="form-check-label">جابجایی گزینه‌ها</label>
    </div>
  </div>
</div>
<hr>

  <button class="btn btn-primary">ثبت</button>
</form>
@endsection