@extends('layouts.app')

@section('title', 'Gerar PDF')

@section('content')
<div class="page-header">
    <div>
        <h1>Gerar PDF</h1>
        <p class="muted">Modelo: <strong>{{ $template->name }}</strong> · versão {{ $template->version }}</p>
    </div>
    <div class="actions">
        <a class="btn btn-secondary" href="{{ route('pdf-forms.edit', $template) }}">Voltar ao editor</a>
        <a class="btn btn-secondary" href="{{ route('pdf-generations.index') }}">Histórico</a>
    </div>
</div>

<div class="card" style="margin-bottom:18px">
    <h2>1. Escolher dossiê</h2>
    <form method="get" action="{{ route('pdf-forms.generate', $template) }}" class="form-row" style="align-items:end">
        <label>Dossiê
            <select name="dossier" required onchange="this.form.submit()">
                <option value="">Selecione…</option>
                @foreach($dossiers as $dossier)
                    <option value="{{ $dossier->id }}" @selected($selectedDossier?->id === $dossier->id)>
                        {{ $dossier->name }}{{ $dossier->external_reference ? ' · '.$dossier->external_reference : '' }}
                    </option>
                @endforeach
            </select>
        </label>
        <div><button class="btn btn-secondary">Carregar dados</button></div>
    </form>
</div>

@if($selectedDossier && $preview)
<form method="post" action="{{ route('pdf-forms.generate.store', $template) }}" class="form-grid">
    @csrf
    <input type="hidden" name="dossier_id" value="{{ $selectedDossier->id }}">

    <div class="card">
        <h2>2. Destino e nome do ficheiro</h2>
        <div class="form-row">
            <label>Nome final
                <input name="output_name" required maxlength="500" value="{{ old('output_name', $template->name.' - '.$selectedDossier->name.' - '.now()->format('Y-m-d').'.pdf') }}">
            </label>
            <label>Pasta do dossiê
                <select name="folder_id">
                    @if($rootUploadAllowed)<option value="">Raiz do dossiê</option>@endif
                    @foreach($folders as $folder)
                        <option value="{{ $folder->id }}" @selected((string) old('folder_id') === (string) $folder->id)>{{ $folder->path ?: $folder->name }}</option>
                    @endforeach
                </select>
            </label>
        </div>
        <label style="margin-top:14px">Motivo da preparação
            <textarea name="preparation_reason" rows="3" maxlength="2000" placeholder="Ex.: contrato preparado manualmente para assinatura do encarregado de educação.">{{ old('preparation_reason') }}</textarea>
            <span class="muted">Este motivo ficará visível no relatório de pedidos pendentes.</span>
        </label>
    </div>

    <div class="card">
        <div class="page-header" style="margin-bottom:12px">
            <div>
                <h2>3. Confirmar preenchimento</h2>
                <p class="muted">Os valores automáticos podem ser substituídos antes da geração. Campos de leitura, texto fixo e imagens permanecem protegidos.</p>
            </div>
            @if($preview['errors'])
                <span class="badge badge-warning">{{ count($preview['errors']) }} campo(s) por preencher</span>
            @else
                <span class="badge badge-success">Dados válidos</span>
            @endif
        </div>

        <div class="table-wrap">
            <table>
                <thead><tr><th>Campo</th><th>Origem</th><th>Valor final</th><th>Validação</th></tr></thead>
                <tbody>
                @foreach($preview['fields'] as $field)
                    @php($region = $field['region'])
                    @continue($region['hidden'])
                    <tr>
                        <td><strong>{{ $region['label'] }}</strong><br><span class="muted">{{ $region['field_key'] }} · página {{ $region['page_number'] }}</span></td>
                        <td>{{ $region['data_source'] ?: ($region['type'] === 'static_text' ? 'Texto fixo' : 'Manual') }}</td>
                        <td style="min-width:320px">
                            @if($region['read_only'] || $region['type'] === 'static_text')
                                <strong>{{ $field['display'] ?? '—' }}</strong>
                            @elseif($region['type'] === 'checkbox')
                                <input type="hidden" name="overrides[{{ $region['field_key'] }}]" value="0">
                                <label class="checkbox"><input type="checkbox" name="overrides[{{ $region['field_key'] }}]" value="1" @checked((bool) ($field['payload']['checked'] ?? false))> Marcado</label>
                            @elseif($region['type'] === 'select' && !empty($region['options']['items']))
                                <select name="overrides[{{ $region['field_key'] }}]" @required($region['required'])>
                                    <option value="">Selecione…</option>
                                    @foreach($region['options']['items'] as $option)
                                        <option value="{{ $option }}" @selected((string) old('overrides.'.$region['field_key'], $field['value']) === (string) $option)>{{ $option }}</option>
                                    @endforeach
                                </select>
                            @elseif($region['type'] === 'textarea')
                                <textarea name="overrides[{{ $region['field_key'] }}]" rows="3" @required($region['required'])>{{ old('overrides.'.$region['field_key'], $field['value']) }}</textarea>
                            @elseif($region['type'] === 'date')
                                <input name="overrides[{{ $region['field_key'] }}]" value="{{ old('overrides.'.$region['field_key'], $field['value']) }}" placeholder="dd/mm/aaaa" @required($region['required'])>
                            @elseif(in_array($region['type'], ['image','signature','initials'], true))
                                <span class="muted">{{ $field['display'] ?: 'Será preenchido no módulo de assinatura/imagem.' }}</span>
                            @else
                                <input name="overrides[{{ $region['field_key'] }}]" value="{{ old('overrides.'.$region['field_key'], $field['value']) }}" @required($region['required'])>
                            @endif
                        </td>
                        <td>
                            @if($field['validation_status'] === 'valid')
                                <span class="badge badge-success">Válido</span>
                            @elseif($field['validation_status'] === 'empty')
                                <span class="badge">Vazio opcional</span>
                            @elseif($field['validation_status'] === 'skipped')
                                <span class="badge">Ignorado</span>
                            @elseif($field['validation_status'] === 'pending_signature')
                                <span class="badge badge-warning">Pendente de assinatura</span>
                            @else
                                <span class="badge badge-warning">{{ $field['validation_message'] }}</span>
                            @endif
                            @error('overrides.'.$region['field_key'])<div class="alert alert-error" style="margin-top:8px">{{ $message }}</div>@enderror
                        </td>
                    </tr>
                @endforeach
                </tbody>
            </table>
        </div>
    </div>

    <div class="card">
        <div class="actions" style="justify-content:flex-end">
            @if($rootUploadAllowed || $folders->isNotEmpty())<button class="btn btn-primary">Gerar e arquivar PDF</button>@else<span class="alert alert-error">Não tem permissão para arquivar o PDF em nenhuma localização deste dossiê.</span>@endif
        </div>
    </div>
</form>
@endif
@endsection