@extends('reports.pdf.layout')

@section('title', $data['meta']['title'])

@php
    $meta    = $data['meta'];
    $kpis    = $data['kpis'];
    $reasons = $data['top_reasons'];
    $rec     = $data['recurrent_vehicles'];

    $fmtNum = function ($v, $unit = '') {
        if ($v === null) return '—';
        $s = is_numeric($v) ? number_format((float) $v, is_float($v) && fmod((float) $v, 1) !== 0.0 ? 1 : 0, ',', ' ') : (string) $v;
        return trim($s . ' ' . $unit);
    };

    // Bar chart geometry — top 5 reasons (count).
    $chartW = 480; $chartH = 180; $padX = 30; $padY = 30;
    $vals   = array_map(fn ($r) => (int) $r['count'], $reasons);
    $maxV   = !empty($vals) ? max($vals) : 0;
    if ($maxV <= 0) { $maxV = 1; }
    $barCount = count($reasons);
    $availW   = $chartW - 2 * $padX;
    $barW     = $barCount > 0 ? ($availW / $barCount) * 0.55 : 0;
    $stepX    = $barCount > 0 ? $availW / max($barCount, 1) : 0;
    $barColors = ['#EF4444', '#F59E0B', '#3B82F6', '#8B5CF6', '#10B981'];
@endphp

@section('content')
    <div class="header-band">
        <div class="eyebrow">DADYCAR FLEET MANAGER</div>
        <h1 class="title">{{ $meta['title'] }}</h1>
        <div class="meta">
            <span class="badge">Maintenance</span>
            <span class="badge">{{ $meta['code'] }}</span>
            Période : {{ $meta['period']['label'] }} · {{ $meta['site_label'] }} ·
            {{ $meta['total_vehicles'] }} véhicules ·
            Généré le {{ $meta['generated_at']->locale('fr')->isoFormat('D MMMM YYYY') }}
        </div>
    </div>

    <h3 class="section-title">Indicateurs pannes</h3>
    <div class="kpi-grid">
        <div class="kpi-row">
            <div class="kpi-card">
                <div class="kpi-label">Top motif panne</div>
                <div class="kpi-value" style="font-size: 12pt;">{{ $kpis['top_reason']['value'] ?? '—' }}</div>
                <div class="kpi-delta delta-flat">{{ $kpis['top_reason']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Véhicules les plus touchés</div>
                <div class="kpi-value">{{ $fmtNum($kpis['vehicles_affected']['value']) }}</div>
                <div class="kpi-delta delta-flat">{{ $kpis['vehicles_affected']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Fréquence</div>
                <div class="kpi-value">{{ $fmtNum($kpis['frequency']['value']) }}<span class="kpi-unit">{{ $kpis['frequency']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['frequency']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Coût cumulé</div>
                <div class="kpi-value">{{ $fmtNum($kpis['cumulative_cost']['value']) }}<span class="kpi-unit">{{ $kpis['cumulative_cost']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['cumulative_cost']['delta_label'] }}</div>
            </div>
        </div>
    </div>

    <h3 class="section-title">Top motifs de panne</h3>
    @if (!empty($reasons) && $maxV > 0)
        <svg width="{{ $chartW }}" height="{{ $chartH }}" viewBox="0 0 {{ $chartW }} {{ $chartH }}" xmlns="http://www.w3.org/2000/svg" style="background: #F9FAFB; border: 1pt solid #E5E7EB; border-radius: 4pt;">
            <line x1="{{ $padX }}" y1="{{ $chartH - $padY }}" x2="{{ $chartW - $padX }}" y2="{{ $chartH - $padY }}" stroke="#D1D5DB" stroke-width="0.5"/>
            @foreach ($reasons as $i => $r)
                @php
                    $h     = ($r['count'] / $maxV) * ($chartH - 2 * $padY);
                    $cx    = $padX + $i * $stepX + $stepX / 2;
                    $bx    = $cx - $barW / 2;
                    $by    = $chartH - $padY - $h;
                    $color = $barColors[$i % count($barColors)];
                    $short = mb_strlen($r['reason']) > 18 ? (mb_substr($r['reason'], 0, 17) . '…') : $r['reason'];
                @endphp
                <rect x="{{ $bx }}" y="{{ $by }}" width="{{ $barW }}" height="{{ $h }}" fill="{{ $color }}" />
                <text x="{{ $cx }}" y="{{ $chartH - $padY + 12 }}" font-size="7.5" text-anchor="middle" fill="#6B7280">{{ $short }}</text>
                <text x="{{ $cx }}" y="{{ $chartH - $padY + 22 }}" font-size="7" text-anchor="middle" fill="#9CA3AF">({{ number_format($r['percent'], 1, ',', ' ') }} %)</text>
                <text x="{{ $cx }}" y="{{ $by - 3 }}" font-size="8" text-anchor="middle" fill="#374151">{{ $r['count'] }}</text>
            @endforeach
        </svg>
        <p style="font-size: 7.5pt; color: #9CA3AF; margin-top: 2pt;">
            Motif dérivé du label de l'issue (à défaut du titre). Classification dédiée à venir.
        </p>
    @else
        <p style="color:#6B7280; font-style: italic;">Aucune panne enregistrée sur la période.</p>
    @endif

    <h3 class="section-title">Véhicules récurrents</h3>
    @if (!empty($rec))
        <table class="data">
            <thead>
                <tr>
                    <th>Immat.</th>
                    <th>Véhicule</th>
                    <th class="num">Pannes</th>
                    <th class="num">Coût maintenance (€)</th>
                </tr>
            </thead>
            <tbody>
                @foreach ($rec as $r)
                    <tr>
                        <td>{{ $r['plate'] }}</td>
                        <td>{{ $r['vehicle'] }}</td>
                        <td class="num">{{ $r['breakdown_count'] }}</td>
                        <td class="num">{{ $r['cost'] !== null ? number_format($r['cost'], 0, ',', ' ') : '—' }}</td>
                    </tr>
                @endforeach
            </tbody>
        </table>
    @else
        <p style="color:#6B7280; font-style: italic;">Aucun véhicule avec pannes récurrentes (≥ 2) sur la période.</p>
    @endif
@endsection