@extends('layouts.examiner')
@section('title', 'Exam Schedule')

@section('content')
<div class="d-sm-flex align-items-center justify-content-between mb-4">
    <h1 class="h3 mb-0 text-gray-800">Exam Schedule</h1>
    <a href="{{ route('examiner.schedule.upload') }}" class="btn btn-sm btn-success">
        <i class="fas fa-upload mr-1"></i> Upload Excel
    </a>
</div>

@if(session('success'))
<div class="alert alert-success alert-dismissible fade show">
    {!! session('success') !!}
    <button type="button" class="close" data-dismiss="alert"><span>&times;</span></button>
</div>
@endif
@if(session('error'))
<div class="alert alert-danger alert-dismissible fade show">
    {!! session('error') !!}
    <button type="button" class="close" data-dismiss="alert"><span>&times;</span></button>
</div>
@endif

<div class="row">
    {{-- Add form --}}
    <div class="col-lg-4 mb-4">
        <div class="card shadow mb-4">
            <div class="card-header py-3">
                <h6 class="m-0 font-weight-bold text-primary">Add Candidate to Schedule</h6>
            </div>
            <div class="card-body">
                <form method="POST" action="{{ route('examiner.schedule.store') }}">
                    @csrf
                    <div class="form-group">
                        <label class="small font-weight-bold">Registration Number <span class="text-danger">*</span></label>
                        <input type="text" name="reg_no" class="form-control @error('reg_no') is-invalid @enderror"
                               placeholder="e.g. ABU/MDS/2024/00001"
                               value="{{ old('reg_no') }}" required autofocus>
                        @error('reg_no')<div class="invalid-feedback">{{ $message }}</div>@enderror
                    </div>
                    <div class="form-group">
                        <label class="small font-weight-bold">Venue <span class="text-danger">*</span></label>
                        <input type="text" name="venue" class="form-control @error('venue') is-invalid @enderror"
                               placeholder="e.g. APC Hall"
                               value="{{ old('venue', 'APC') }}" required>
                        @error('venue')<div class="invalid-feedback">{{ $message }}</div>@enderror
                    </div>
                    <div class="form-group">
                        <label class="small font-weight-bold">Time</label>
                        <input type="text" name="time" class="form-control @error('time') is-invalid @enderror"
                               placeholder="e.g. 9:00 AM"
                               value="{{ old('time') }}">
                        @error('time')<div class="invalid-feedback">{{ $message }}</div>@enderror
                    </div>
                    <button type="submit" class="btn btn-primary btn-block">
                        <i class="fas fa-plus mr-1"></i> Add to Schedule
                    </button>
                </form>
            </div>
        </div>
    </div>

    {{-- Schedule list --}}
    <div class="col-lg-8 mb-4">
        <div class="card shadow mb-4">
            <div class="card-header d-flex justify-content-between align-items-center py-3">
                <h6 class="m-0 font-weight-bold text-primary">
                    Scheduled Candidates ({{ $schedule->total() }})
                </h6>
                <form method="GET" class="form-inline">
                    <input type="text" name="search" class="form-control form-control-sm mr-1"
                           placeholder="Search..." value="{{ $search }}">
                    <button class="btn btn-sm btn-primary">Go</button>
                    @if($search)
                    <a href="{{ route('examiner.schedule.index') }}" class="btn btn-sm btn-secondary ml-1">Clear</a>
                    @endif
                </form>
            </div>
            <div class="card-body p-0">
                <div class="table-responsive">
                    <table class="table table-bordered table-sm mb-0">
                        <thead class="thead-light">
                            <tr>
                                <th>#</th>
                                <th>Reg No</th>
                                <th>Name</th>
                                <th>Department</th>
                                <th>Time</th>
                                <th>Venue</th>
                                <th></th>
                            </tr>
                        </thead>
                        <tbody>
                        @forelse($schedule as $row)
                        <tr>
                            <td>{{ $schedule->firstItem() + $loop->index }}</td>
                            <td>
                                <a href="{{ route('examiner.attendance.index', ['regno' => $row->reg_no]) }}">
                                    {{ $row->reg_no }}
                                </a>
                            </td>
                            <td>{{ $row->name }}</td>
                            <td>{{ $row->department }}</td>
                            <td>{{ $row->time }}</td>
                            <td>{{ $row->venue }}</td>
                            <td>
                                <form method="POST" action="{{ route('examiner.schedule.destroy', $row) }}"
                                      onsubmit="return confirm('Remove from schedule?')">
                                    @csrf @method('DELETE')
                                    <button class="btn btn-xs btn-danger">Del</button>
                                </form>
                            </td>
                        </tr>
                        @empty
                        <tr>
                            <td colspan="7" class="text-center text-muted py-3">No scheduled candidates yet.</td>
                        </tr>
                        @endforelse
                        </tbody>
                    </table>
                </div>
                <div class="p-2">{{ $schedule->links() }}</div>
            </div>
        </div>
    </div>
</div>
@endsection