@extends('reports.pdf.layout')

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

@php
    $meta    = $data['meta'];
    $kpis    = $data['kpis'];
    $dist    = $data['distribution'];
    $topUsers = $data['top_users'];

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

    // Histogram geometry
    $chartW = 480; $chartH = 160; $padX = 30; $padY = 24;
    $barCount = max(count($dist), 1);
    $maxVal = max(1, max(array_map(fn ($r) => (int) $r['count'], $dist ?: [['count' => 0]])));
    $barSpace = ($chartW - 2 * $padX) / $barCount;
    $barWidth = max(8, $barSpace * 0.6);
    $bars = [];
    foreach ($dist as $i => $r) {
        $h = ($r['count'] / $maxVal) * ($chartH - 2 * $padY);
        $x = $padX + $i * $barSpace + ($barSpace - $barWidth) / 2;
        $y = $chartH - $padY - $h;
        $bars[] = [
            'x' => $x, 'y' => $y, 'w' => $barWidth, 'h' => $h,
            'label' => $r['label'], 'value' => $r['count'],
            'cx' => $x + $barWidth / 2,
        ];
    }
@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">Parc &amp; Véhicules</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 d'utilisation</h3>
    <div class="kpi-grid">
        <div class="kpi-row">
            <div class="kpi-card">
                <div class="kpi-label">Km moyen / véhicule</div>
                <div class="kpi-value">{{ $fmtNum($kpis['avg_km']['value']) }}<span class="kpi-unit">{{ $kpis['avg_km']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['avg_km']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Jours d'utilisation</div>
                <div class="kpi-value">{{ $fmtNum($kpis['usage_days']['value']) }}<span class="kpi-unit">{{ $kpis['usage_days']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['usage_days']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Taux d'utilisation</div>
                <div class="kpi-value">{{ $fmtNum($kpis['usage_rate']['value']) }}<span class="kpi-unit">{{ $kpis['usage_rate']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['usage_rate']['delta_label'] }}</div>
            </div>
            <div class="kpi-card">
                <div class="kpi-label">Pic d'usage</div>
                <div class="kpi-value">{{ $fmtNum($kpis['peak_km']['value']) }}<span class="kpi-unit">{{ $kpis['peak_km']['unit'] }}</span></div>
                <div class="kpi-delta delta-flat">{{ $kpis['peak_km']['delta_label'] }}</div>
            </div>
        </div>
    </div>

    <h3 class="section-title">Distribution des km parcourus</h3>
    @if (!empty($bars))
        <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 - $padY }}" stroke="#D1D5DB" stroke-width="0.5"/>
            @foreach ($bars as $b)
                <rect x="{{ $b['x'] }}" y="{{ $b['y'] }}" width="{{ $b['w'] }}" height="{{ max($b['h'], 0.5) }}" fill="#3B82F6" />
                <text x="{{ $b['cx'] }}" y="{{ $chartH - $padY + 12 }}" font-size="7" text-anchor="middle" fill="#6B7280">{{ $b['label'] }}</text>
                @if ($b['value'] > 0)
                    <text x="{{ $b['cx'] }}" y="{{ $b['y'] - 3 }}" font-size="7" text-anchor="middle" fill="#374151">{{ $b['value'] }}</text>
                @endif
            @endforeach
        </svg>
    @else
        <p style="color:#6B7280; font-style: italic;">Aucune donnée de distribution.</p>
    @endif

    <h3 class="section-title">Top utilisateurs (10 véhicules les plus parcourus)</h3>
    @if (!empty($topUsers))
        <table class="data">
            <thead>
                <tr>
                    <th>Immatriculation</th>
                    <th>Marque / Modèle</th>
                    <th>Conducteur</th>
                    <th class="num">Km</th>
                    <th class="num">Jours</th>
                </tr>
            </thead>
            <tbody>
                @foreach ($topUsers as $r)
                    <tr>
                        <td>{{ $r['plate'] }}</td>
                        <td>{{ $r['model'] }}</td>
                        <td>{{ $r['driver'] }}</td>
                        <td class="num">{{ number_format($r['km'], 0, ',', ' ') }}</td>
                        <td class="num">{{ $r['days'] }}</td>
                    </tr>
                @endforeach
            </tbody>
        </table>
    @else
        <p style="color:#6B7280; font-style: italic;">Aucune donnée d'utilisation.</p>
    @endif
@endsection