@extends('themes.six.master')

@section('title', 'Online Admission')

@section('content')
@php
    $root = $data['data'] ?? $data;
    $title = $root['title'] ?? 'Online Admission Form';
    $genderList = $root['genderList'] ?? [];
    $classList  = $root['classList'] ?? [];
    $bloodgroup = $root['bloodgroup'] ?? [];
    $flags = $root['field_list'] ?? [];

    $isRequired = fn($k) => isset($flags[$k]) && $flags[$k] == '1';
    $isPresent  = fn($k) => array_key_exists($k, $flags);

    // Smart type detection
    $detectType = function ($key) {
        $key = strtolower($key);
        return match (true) {
            str_contains($key, 'date') => 'date',
            str_contains($key, 'dob') => 'date',
            str_contains($key, 'email') => 'email',
            str_contains($key, 'photo') || str_contains($key, 'pic') || str_contains($key, 'document') => 'file',
            str_contains($key, 'address') || str_contains($key, 'details') || str_contains($key, 'note') => 'textarea',
            str_contains($key, 'height') || str_contains($key, 'weight') => 'number',
            default => 'text',
        };
    };

    $sections = [
        'Student Information' => [
            'firstname','middlename','lastname','dob','class_id','gender','category','religion','cast',
            'mobile_no','admission_date','is_blood_group','student_height','student_weight','student_email','Number'
        ],
        'Parents / Guardian' => [
            'father_name','father_phone','father_occupation','mother_name','mother_phone','mother_occupation',
            'guardian_name','guardian_relation','guardian_phone','guardian_email','guardian_occupation'
        ],
        'Addresses' => ['current_address','permanent_address','guardian_address'],
        'Additional Details' => [
            'bank_account_no','bank_name','ifsc_code','national_identification_no','local_identification_no',
            'previous_school_details','student_note'
        ],
        'Documents & Photos' => [
            'student_photo','document','father_pic','mother_pic','guardian_photo'
        ],
    ];

    $knownKeys = collect($sections)->flatten()->toArray();
    $prettyLabel = fn($k) => ucwords(str_replace('_', ' ', preg_replace('/^(is_)/', '', $k)));
@endphp

<div class="container py-4">
    <div class="row justify-content-center">
        <div class="col-lg-12">
            <div class="d-flex align-items-center mb-3">
                <h1 class="h3 mb-0">{{ $title }}</h1>
                <span class="badge bg-light text-dark ms-3">Session: {{ $root['session'] ?? '-' }}</span>
            </div>

            @if ($errors->any())
                <div class="alert alert-danger"><ul>@foreach($errors->all() as $e)<li>{{ $e }}</li>@endforeach</ul></div>
            @endif
            @if(session('success'))<div class="alert alert-success">{{ session('success') }}</div>@endif
            @error('submission')<div class="alert alert-danger">{{ $message }}</div>@enderror

            <form class="card shadow-sm border-0" method="POST" action="{{ url('/online-admission') }}" enctype="multipart/form-data">
                @csrf
                <div class="card-body p-4">

                    {{-- === Auto-rendered Sections === --}}
                    @foreach($sections as $sectionTitle => $fields)
                        @php $visible = collect($fields)->contains(fn($f)=>$isPresent($f)); @endphp
                        @if($visible)
                            <h2 class="h5 mb-3">{{ $sectionTitle }}</h2>
                            <div class="row g-3">
                                @foreach($fields as $key)
                                    @if($isPresent($key))
                                        @php $type = $detectType($key); @endphp
                                        <div class="col-md-4">
                                            <label class="form-label">{{ $prettyLabel($key) }} @if($isRequired($key))<span class="text-danger">*</span>@endif</label>

                                            @switch($key)
                                                @case('class_id')
                                                    <select name="class_id" class="form-select @error($key) is-invalid @enderror" {{ $isRequired($key)?'required':'' }}>
                                                        <option value="">-- Select Class --</option>
                                                        @foreach($classList as $cls)
                                                            <option value="{{ $cls['id'] }}" @selected(old('class_id')==$cls['id'])>{{ $cls['class'] }}</option>
                                                        @endforeach
                                                    </select>
                                                    @break

                                                @case('gender')
                                                    <select name="gender" class="form-select @error($key) is-invalid @enderror" {{ $isRequired($key)?'required':'' }}>
                                                        <option value="">-- Select Gender --</option>
                                                        @foreach($genderList as $v=>$l)
                                                            <option value="{{ $v }}" @selected(old('gender')==$v)>{{ $l }}</option>
                                                        @endforeach
                                                    </select>
                                                    @break

                                                @case('is_blood_group')
                                                    <select name="blood_group" class="form-select @error($key) is-invalid @enderror">
                                                        <option value="">-- Select Blood Group --</option>
                                                        @foreach($bloodgroup as $v=>$l)
                                                            <option value="{{ $v }}" @selected(old('blood_group')==$v)>{{ $l }}</option>
                                                        @endforeach
                                                    </select>
                                                    @break

                                                @default
                                                    @if($type === 'textarea')
                                                        <textarea name="{{ $key }}" rows="2" class="form-control @error($key) is-invalid @enderror"
                                                                  placeholder="Enter {{ strtolower($prettyLabel($key)) }}">{{ old($key) }}</textarea>
                                                    @elseif($type === 'file')
                                                        <input type="file" name="{{ $key }}" class="form-control @error($key) is-invalid @enderror" {{ $isRequired($key)?'required':'' }}>
                                                    @else
                                                        <input type="{{ $type }}" name="{{ $key }}" value="{{ old($key) }}"
                                                               class="form-control @error($key) is-invalid @enderror"
                                                               placeholder="Enter {{ strtolower($prettyLabel($key)) }}"
                                                               {{ $isRequired($key)?'required':'' }}>
                                                    @endif
                                            @endswitch

                                            @error($key)<div class="invalid-feedback">{{ $message }}</div>@enderror
                                        </div>
                                    @endif
                                @endforeach
                            </div>
                            <hr class="my-4">
                        @endif
                    @endforeach

                    {{-- Unknown / future fields --}}
                    @php
                        $unknownFields = collect($flags)->keys()->filter(fn($k)=>!in_array($k,$knownKeys))->toArray();
                    @endphp
                    @if(count($unknownFields))
                        <h2 class="h5 mb-3">Other Fields</h2>
                        <div class="row g-3">
                            @foreach($unknownFields as $key)
                                <div class="col-md-4">
                                    <label class="form-label">{{ $prettyLabel($key) }}</label>
                                    <input type="text" name="{{ $key }}" value="{{ old($key) }}" class="form-control">
                                </div>
                            @endforeach
                        </div>
                    @endif
                </div>

                <div class="card-footer d-flex justify-content-end gap-2">
                    <button type="reset" class="btn btn-outline-secondary">Clear</button>
                    <button type="submit" class="btn btn-primary">Submit Admission</button>
                </div>
            </form>

            <p class="text-muted mt-3 mb-0" style="font-size:.9rem">
                Fields marked with <span class="text-danger">*</span> are required as per upstream configuration.
            </p>
        </div>
    </div>
</div>
@endsection